[INFO] cloning repository https://github.com/fordprefect/rust-docker-sm-fast
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fordprefect/rust-docker-sm-fast" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffordprefect%2Frust-docker-sm-fast", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffordprefect%2Frust-docker-sm-fast'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 152a79a9df40d7fd5a9887791ab5dc41505df63a
[INFO] testing fordprefect/rust-docker-sm-fast against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffordprefect%2Frust-docker-sm-fast" "/workspace/builds/worker-51/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-51/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fordprefect/rust-docker-sm-fast on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fordprefect/rust-docker-sm-fast
[INFO] finished tweaking git repo https://github.com/fordprefect/rust-docker-sm-fast
[INFO] tweaked toml for git repo https://github.com/fordprefect/rust-docker-sm-fast written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] crate git repo https://github.com/fordprefect/rust-docker-sm-fast already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 306cf6e38e32c80c6b5c2912f90140271c0e96c10d603818e0e16ed5537dc25c
[INFO] running `Command { std: "docker" "start" "-a" "306cf6e38e32c80c6b5c2912f90140271c0e96c10d603818e0e16ed5537dc25c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "306cf6e38e32c80c6b5c2912f90140271c0e96c10d603818e0e16ed5537dc25c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "306cf6e38e32c80c6b5c2912f90140271c0e96c10d603818e0e16ed5537dc25c", kill_on_drop: false }`
[INFO] [stdout] 306cf6e38e32c80c6b5c2912f90140271c0e96c10d603818e0e16ed5537dc25c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1bd9e56a86a7f3d859ed4e218ffd9252e121f4fb030274d7840451efab6607c
[INFO] running `Command { std: "docker" "start" "-a" "c1bd9e56a86a7f3d859ed4e218ffd9252e121f4fb030274d7840451efab6607c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rust-docker-sm-fast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.97s
[INFO] running `Command { std: "docker" "inspect" "c1bd9e56a86a7f3d859ed4e218ffd9252e121f4fb030274d7840451efab6607c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1bd9e56a86a7f3d859ed4e218ffd9252e121f4fb030274d7840451efab6607c", kill_on_drop: false }`
[INFO] [stdout] c1bd9e56a86a7f3d859ed4e218ffd9252e121f4fb030274d7840451efab6607c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d4e73e7a596a7df37517e6eb3806e772928e26aabad2da9aface90b4bf7062c
[INFO] running `Command { std: "docker" "start" "-a" "8d4e73e7a596a7df37517e6eb3806e772928e26aabad2da9aface90b4bf7062c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-docker-sm-fast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "8d4e73e7a596a7df37517e6eb3806e772928e26aabad2da9aface90b4bf7062c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d4e73e7a596a7df37517e6eb3806e772928e26aabad2da9aface90b4bf7062c", kill_on_drop: false }`
[INFO] [stdout] 8d4e73e7a596a7df37517e6eb3806e772928e26aabad2da9aface90b4bf7062c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 60790bb1e64e9edec9fab1237911c0ec5c6be88c05f3068e3d5cd4bf59738704
[INFO] running `Command { std: "docker" "start" "-a" "60790bb1e64e9edec9fab1237911c0ec5c6be88c05f3068e3d5cd4bf59738704", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_docker_sm_fast-f4922f53dd54cd7f)
[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" "60790bb1e64e9edec9fab1237911c0ec5c6be88c05f3068e3d5cd4bf59738704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60790bb1e64e9edec9fab1237911c0ec5c6be88c05f3068e3d5cd4bf59738704", kill_on_drop: false }`
[INFO] [stdout] 60790bb1e64e9edec9fab1237911c0ec5c6be88c05f3068e3d5cd4bf59738704