[INFO] cloning repository https://github.com/jpfielding/rust_crash_course
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jpfielding/rust_crash_course" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpfielding%2Frust_crash_course", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpfielding%2Frust_crash_course'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1154217c3fe767ab142b211be2cfabb9e2793c4a
[INFO] testing jpfielding/rust_crash_course against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpfielding%2Frust_crash_course" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jpfielding/rust_crash_course on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jpfielding/rust_crash_course
[INFO] finished tweaking git repo https://github.com/jpfielding/rust_crash_course
[INFO] tweaked toml for git repo https://github.com/jpfielding/rust_crash_course written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate git repo https://github.com/jpfielding/rust_crash_course already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] faca24c4f3e5a91fa43cc7383304df37d1a4a8941c6e5308b68dd5c5b0a7da2d
[INFO] running `Command { std: "docker" "start" "-a" "faca24c4f3e5a91fa43cc7383304df37d1a4a8941c6e5308b68dd5c5b0a7da2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faca24c4f3e5a91fa43cc7383304df37d1a4a8941c6e5308b68dd5c5b0a7da2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faca24c4f3e5a91fa43cc7383304df37d1a4a8941c6e5308b68dd5c5b0a7da2d", kill_on_drop: false }`
[INFO] [stdout] faca24c4f3e5a91fa43cc7383304df37d1a4a8941c6e5308b68dd5c5b0a7da2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35178eed158855cc3f894f7a1ff5a1ec29f2843fa5cec33389ec350399ac7aab
[INFO] running `Command { std: "docker" "start" "-a" "35178eed158855cc3f894f7a1ff5a1ec29f2843fa5cec33389ec350399ac7aab", 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] [stderr]    Compiling rust_hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "35178eed158855cc3f894f7a1ff5a1ec29f2843fa5cec33389ec350399ac7aab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35178eed158855cc3f894f7a1ff5a1ec29f2843fa5cec33389ec350399ac7aab", kill_on_drop: false }`
[INFO] [stdout] 35178eed158855cc3f894f7a1ff5a1ec29f2843fa5cec33389ec350399ac7aab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54c8fa8d95dc567ee462d233dbfff6bbc8b84ef15028a05a9cd4274d12722854
[INFO] running `Command { std: "docker" "start" "-a" "54c8fa8d95dc567ee462d233dbfff6bbc8b84ef15028a05a9cd4274d12722854", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "54c8fa8d95dc567ee462d233dbfff6bbc8b84ef15028a05a9cd4274d12722854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54c8fa8d95dc567ee462d233dbfff6bbc8b84ef15028a05a9cd4274d12722854", kill_on_drop: false }`
[INFO] [stdout] 54c8fa8d95dc567ee462d233dbfff6bbc8b84ef15028a05a9cd4274d12722854
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 02dd12142e1f3cc6280b2a0d11d3e754f61f616c9f3571dfa7b982b93e178d0d
[INFO] running `Command { std: "docker" "start" "-a" "02dd12142e1f3cc6280b2a0d11d3e754f61f616c9f3571dfa7b982b93e178d0d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_hello-0aa51462fca96cf1)
[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" "02dd12142e1f3cc6280b2a0d11d3e754f61f616c9f3571dfa7b982b93e178d0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02dd12142e1f3cc6280b2a0d11d3e754f61f616c9f3571dfa7b982b93e178d0d", kill_on_drop: false }`
[INFO] [stdout] 02dd12142e1f3cc6280b2a0d11d3e754f61f616c9f3571dfa7b982b93e178d0d