[INFO] cloning repository https://github.com/udzura/fork-wait-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/udzura/fork-wait-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudzura%2Ffork-wait-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudzura%2Ffork-wait-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0758baa381c002d7c3f2044abc105db022a26601
[INFO] testing udzura/fork-wait-example against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudzura%2Ffork-wait-example" "/workspace/builds/worker-30/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-30/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/udzura/fork-wait-example on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/udzura/fork-wait-example
[INFO] finished tweaking git repo https://github.com/udzura/fork-wait-example
[INFO] tweaked toml for git repo https://github.com/udzura/fork-wait-example written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] crate git repo https://github.com/udzura/fork-wait-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c30ff739d069328da8e65fb77d22b5cb29133c3ccb57dcb050d234e242ff8d9
[INFO] running `Command { std: "docker" "start" "-a" "8c30ff739d069328da8e65fb77d22b5cb29133c3ccb57dcb050d234e242ff8d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c30ff739d069328da8e65fb77d22b5cb29133c3ccb57dcb050d234e242ff8d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c30ff739d069328da8e65fb77d22b5cb29133c3ccb57dcb050d234e242ff8d9", kill_on_drop: false }`
[INFO] [stdout] 8c30ff739d069328da8e65fb77d22b5cb29133c3ccb57dcb050d234e242ff8d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ade94f8483a92b3c5d956f1765f51e4c598f38b3b715e5a60b97699e1021653
[INFO] running `Command { std: "docker" "start" "-a" "5ade94f8483a92b3c5d956f1765f51e4c598f38b3b715e5a60b97699e1021653", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling minimum-container-example v0.1.0 (/opt/rustwide/workdir/minimum-container-example)
[INFO] [stderr]    Compiling fork-wait-example v0.1.0 (/opt/rustwide/workdir/worker-example)
[INFO] [stderr]    Compiling cloexec-example v0.1.0 (/opt/rustwide/workdir/cloexec-example)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.03s
[INFO] running `Command { std: "docker" "inspect" "5ade94f8483a92b3c5d956f1765f51e4c598f38b3b715e5a60b97699e1021653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ade94f8483a92b3c5d956f1765f51e4c598f38b3b715e5a60b97699e1021653", kill_on_drop: false }`
[INFO] [stdout] 5ade94f8483a92b3c5d956f1765f51e4c598f38b3b715e5a60b97699e1021653
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 370fa75556816b720a8f19922adc685b1d01a6b1076a0ed1363ca27d6537b9cb
[INFO] running `Command { std: "docker" "start" "-a" "370fa75556816b720a8f19922adc685b1d01a6b1076a0ed1363ca27d6537b9cb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cloexec-example v0.1.0 (/opt/rustwide/workdir/cloexec-example)
[INFO] [stderr]    Compiling minimum-container-example v0.1.0 (/opt/rustwide/workdir/minimum-container-example)
[INFO] [stderr]    Compiling fork-wait-example v0.1.0 (/opt/rustwide/workdir/worker-example)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "370fa75556816b720a8f19922adc685b1d01a6b1076a0ed1363ca27d6537b9cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "370fa75556816b720a8f19922adc685b1d01a6b1076a0ed1363ca27d6537b9cb", kill_on_drop: false }`
[INFO] [stdout] 370fa75556816b720a8f19922adc685b1d01a6b1076a0ed1363ca27d6537b9cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ccdb78362b621fb1e3d096c38cf14337cfe2b32b5c68d4811b664252f9c36e7c
[INFO] running `Command { std: "docker" "start" "-a" "ccdb78362b621fb1e3d096c38cf14337cfe2b32b5c68d4811b664252f9c36e7c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.32s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cloexec_example-22a76c6486feb145)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fork_wait_example-d09c2c0c22577a62)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minimum_container_example-5dec08a5acfe2589)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ccdb78362b621fb1e3d096c38cf14337cfe2b32b5c68d4811b664252f9c36e7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccdb78362b621fb1e3d096c38cf14337cfe2b32b5c68d4811b664252f9c36e7c", kill_on_drop: false }`
[INFO] [stdout] ccdb78362b621fb1e3d096c38cf14337cfe2b32b5c68d4811b664252f9c36e7c