[INFO] cloning repository https://github.com/blabaere/rust-closure-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blabaere/rust-closure-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblabaere%2Frust-closure-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblabaere%2Frust-closure-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d2c2dd52aad5a8cb531fa15744d21e873225370e
[INFO] testing blabaere/rust-closure-playground against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblabaere%2Frust-closure-playground" "/workspace/builds/worker-108/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/blabaere/rust-closure-playground on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/blabaere/rust-closure-playground
[INFO] finished tweaking git repo https://github.com/blabaere/rust-closure-playground
[INFO] tweaked toml for git repo https://github.com/blabaere/rust-closure-playground written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate git repo https://github.com/blabaere/rust-closure-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6fcc1eebb02fb05982bb6173f5746a618aba45048373fed6ae84c518a6b12130
[INFO] running `Command { std: "docker" "start" "-a" "6fcc1eebb02fb05982bb6173f5746a618aba45048373fed6ae84c518a6b12130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fcc1eebb02fb05982bb6173f5746a618aba45048373fed6ae84c518a6b12130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fcc1eebb02fb05982bb6173f5746a618aba45048373fed6ae84c518a6b12130", kill_on_drop: false }`
[INFO] [stdout] 6fcc1eebb02fb05982bb6173f5746a618aba45048373fed6ae84c518a6b12130
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b48bf92bbd0a9c609d8523e77e6c75ef35cf5a0170b7693043c6a7717724b51
[INFO] running `Command { std: "docker" "start" "-a" "6b48bf92bbd0a9c609d8523e77e6c75ef35cf5a0170b7693043c6a7717724b51", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling math-ce2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.77s
[INFO] running `Command { std: "docker" "inspect" "6b48bf92bbd0a9c609d8523e77e6c75ef35cf5a0170b7693043c6a7717724b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b48bf92bbd0a9c609d8523e77e6c75ef35cf5a0170b7693043c6a7717724b51", kill_on_drop: false }`
[INFO] [stdout] 6b48bf92bbd0a9c609d8523e77e6c75ef35cf5a0170b7693043c6a7717724b51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6a8fb678c5ffcf7ad3438cb9b8ae4a0f9b8081555d0cf5fe8a5d30e75f94b4f
[INFO] running `Command { std: "docker" "start" "-a" "b6a8fb678c5ffcf7ad3438cb9b8ae4a0f9b8081555d0cf5fe8a5d30e75f94b4f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling math-ce2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 57s
[INFO] running `Command { std: "docker" "inspect" "b6a8fb678c5ffcf7ad3438cb9b8ae4a0f9b8081555d0cf5fe8a5d30e75f94b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6a8fb678c5ffcf7ad3438cb9b8ae4a0f9b8081555d0cf5fe8a5d30e75f94b4f", kill_on_drop: false }`
[INFO] [stdout] b6a8fb678c5ffcf7ad3438cb9b8ae4a0f9b8081555d0cf5fe8a5d30e75f94b4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f4de1f153722996ec004b38602710f84b1eb475462a16ca7b51d736bf8e249c
[INFO] running `Command { std: "docker" "start" "-a" "7f4de1f153722996ec004b38602710f84b1eb475462a16ca7b51d736bf8e249c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.91s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/math_ce2-c96077058e48a44a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::create_delegate_with_func_pointer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7f4de1f153722996ec004b38602710f84b1eb475462a16ca7b51d736bf8e249c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f4de1f153722996ec004b38602710f84b1eb475462a16ca7b51d736bf8e249c", kill_on_drop: false }`
[INFO] [stdout] 7f4de1f153722996ec004b38602710f84b1eb475462a16ca7b51d736bf8e249c