[INFO] fetching crate memfd-runner 0.2.3...
[INFO] testing memfd-runner-0.2.3 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate memfd-runner 0.2.3 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate memfd-runner 0.2.3
[INFO] finished tweaking crates.io crate memfd-runner 0.2.3
[INFO] tweaked toml for crates.io crate memfd-runner 0.2.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate memfd-runner 0.2.3 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate memfd-runner 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syscaller v0.2.2
[INFO] [stderr]   Downloaded syscaller-core v0.2.2
[INFO] [stderr]   Downloaded syscaller-wrap-macro v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d630f737e311e0aba2fd7a74b334ebbb35f4502f9178c922024acf9352eec9db
[INFO] running `Command { std: "docker" "start" "-a" "d630f737e311e0aba2fd7a74b334ebbb35f4502f9178c922024acf9352eec9db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d630f737e311e0aba2fd7a74b334ebbb35f4502f9178c922024acf9352eec9db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d630f737e311e0aba2fd7a74b334ebbb35f4502f9178c922024acf9352eec9db", kill_on_drop: false }`
[INFO] [stdout] d630f737e311e0aba2fd7a74b334ebbb35f4502f9178c922024acf9352eec9db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c050eaae92c25fbd85fbceb7b68dbea3f300176f1933720dbec5b2f3cbd335d
[INFO] running `Command { std: "docker" "start" "-a" "4c050eaae92c25fbd85fbceb7b68dbea3f300176f1933720dbec5b2f3cbd335d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling syscaller-core v0.2.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling syscaller-wrap-macro v0.2.2
[INFO] [stderr]    Compiling syscaller v0.2.2
[INFO] [stderr]    Compiling memfd-runner v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.32s
[INFO] running `Command { std: "docker" "inspect" "4c050eaae92c25fbd85fbceb7b68dbea3f300176f1933720dbec5b2f3cbd335d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c050eaae92c25fbd85fbceb7b68dbea3f300176f1933720dbec5b2f3cbd335d", kill_on_drop: false }`
[INFO] [stdout] 4c050eaae92c25fbd85fbceb7b68dbea3f300176f1933720dbec5b2f3cbd335d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8dd576ea208d55b993ab2d78e910c5c5abcc6518c6e539255a109eef1dfbff47
[INFO] running `Command { std: "docker" "start" "-a" "8dd576ea208d55b993ab2d78e910c5c5abcc6518c6e539255a109eef1dfbff47", kill_on_drop: false }`
[INFO] [stderr]    Compiling memfd-runner v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "8dd576ea208d55b993ab2d78e910c5c5abcc6518c6e539255a109eef1dfbff47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dd576ea208d55b993ab2d78e910c5c5abcc6518c6e539255a109eef1dfbff47", kill_on_drop: false }`
[INFO] [stdout] 8dd576ea208d55b993ab2d78e910c5c5abcc6518c6e539255a109eef1dfbff47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f1a66a4d8392f3794a711cb6c30211c29c6f6f2392e6848a8aeda4997afed051
[INFO] running `Command { std: "docker" "start" "-a" "f1a66a4d8392f3794a711cb6c30211c29c6f6f2392e6848a8aeda4997afed051", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/memfd_runner-702dcfd06881e2cc)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test tests::test_new_error_types ... ok
[INFO] [stdout] test tests::test_prepare_argv_arg_too_long ... ok
[INFO] [stdout] test tests::test_prepare_argv_custom_argv0 ... ok
[INFO] [stdout] test tests::test_prepare_argv_custom_argv0_too_long ... ok
[INFO] [stdout] test tests::test_prepare_envp_too_many_vars ... ok
[INFO] [stdout] test tests::test_prepare_envp_var_too_long ... ok
[INFO] [stdout] test tests::test_prepare_argv_path_only ... ok
[INFO] [stdout] test tests::test_prepare_envp_with_env ... ok
[INFO] [stdout] test tests::test_run_options_argv0_chaining ... ok
[INFO] [stdout] test tests::test_run_options_chaining ... ok
[INFO] [stdout] test tests::test_prepare_argv_too_many_args ... ok
[INFO] [stdout] test tests::test_prepare_argv_with_args ... ok
[INFO] [stdout] test tests::test_prepare_argv_custom_argv0_with_args ... ok
[INFO] [stdout] test tests::test_run_options_default ... ok
[INFO] [stdout] test tests::test_run_options_with_args ... ok
[INFO] [stdout] test tests::test_run_options_with_argv0 ... ok
[INFO] [stdout] test tests::test_run_options_with_env ... ok
[INFO] [stdout] test tests::test_run_options_with_replace ... ok
[INFO] [stderr]    Doc-tests memfd_runner
[INFO] [stdout] test tests::test_prepare_envp_none ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - (line 24) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 34) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 70) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 57) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 44) - compile ... ok
[INFO] [stdout] test src/lib.rs - RunOptions<'a>::with_argv0 (line 193) - compile ... ok
[INFO] [stdout] test src/lib.rs - RunOptions<'a>::with_args (line 158) - compile ... ok
[INFO] [stdout] test src/lib.rs - run (line 226) - compile ... ok
[INFO] [stdout] test src/lib.rs - run_with_options (line 255) - compile ... ok
[INFO] [stdout] test src/lib.rs - RunOptions<'a>::with_env (line 175) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.54s; merged doctests compilation took 0.53s
[INFO] running `Command { std: "docker" "inspect" "f1a66a4d8392f3794a711cb6c30211c29c6f6f2392e6848a8aeda4997afed051", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1a66a4d8392f3794a711cb6c30211c29c6f6f2392e6848a8aeda4997afed051", kill_on_drop: false }`
[INFO] [stdout] f1a66a4d8392f3794a711cb6c30211c29c6f6f2392e6848a8aeda4997afed051