parserRequest.logger().error("Error determining working directory", e);
        }
        try {
            context.installationDirectory = getInstallationDirectory(context);
        } catch (Exception e) {
            context.parsingFailed = true;
            context.installationDirectory = context.cwd;
            parserRequest.logger().error("Error determining installation directory", e);
        }
        try {

    }

    protected void pushCoreProperties(C context) throws Exception {
        System.setProperty(
                Constants.MAVEN_HOME,
                context.invokerRequest.installationDirectory().toString());
    }

    /**
     * Note: this method is called twice from {@link #doInvoke(LookupContext)} and modifies context. First invocation

                    context.protoSession.getEffectiveProperties().get(Constants.MAVEN_INSTALLATION_TOOLCHAINS);
            if (installationToolchainsFileStr != null) {
                installationToolchainsFile = context.installationDirectory
                        .resolve(installationToolchainsFileStr)
                        .normalize();
            }
        }

        request.setInstallationToolchainsFile(