[INFO] cloning repository https://github.com/jawline/rust-experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jawline/rust-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjawline%2Frust-experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjawline%2Frust-experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c1db5085ec48d2258691fb44704b1783e12ddfd0
[INFO] testing jawline/rust-experiments 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%2Fjawline%2Frust-experiments" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jawline/rust-experiments 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/jawline/rust-experiments
[INFO] finished tweaking git repo https://github.com/jawline/rust-experiments
[INFO] tweaked toml for git repo https://github.com/jawline/rust-experiments written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/jawline/rust-experiments 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 4c26b1b3bcc8bc8e4d6bf285b221297fca23e3268e8924ec4e523fa4582bd4b0
[INFO] running `Command { std: "docker" "start" "-a" "4c26b1b3bcc8bc8e4d6bf285b221297fca23e3268e8924ec4e523fa4582bd4b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c26b1b3bcc8bc8e4d6bf285b221297fca23e3268e8924ec4e523fa4582bd4b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c26b1b3bcc8bc8e4d6bf285b221297fca23e3268e8924ec4e523fa4582bd4b0", kill_on_drop: false }`
[INFO] [stdout] 4c26b1b3bcc8bc8e4d6bf285b221297fca23e3268e8924ec4e523fa4582bd4b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 620e3dc6256198dbdafeb71431efffe6fd1415e021fffcb4af2bb28a6b738417
[INFO] running `Command { std: "docker" "start" "-a" "620e3dc6256198dbdafeb71431efffe6fd1415e021fffcb4af2bb28a6b738417", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dogs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "620e3dc6256198dbdafeb71431efffe6fd1415e021fffcb4af2bb28a6b738417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "620e3dc6256198dbdafeb71431efffe6fd1415e021fffcb4af2bb28a6b738417", kill_on_drop: false }`
[INFO] [stdout] 620e3dc6256198dbdafeb71431efffe6fd1415e021fffcb4af2bb28a6b738417
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] d76a21a669e35cce7bd850da64966578e0f993a7b3f0ce722446f888bfb59a32
[INFO] running `Command { std: "docker" "start" "-a" "d76a21a669e35cce7bd850da64966578e0f993a7b3f0ce722446f888bfb59a32", kill_on_drop: false }`
[INFO] [stderr]    Compiling dogs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "d76a21a669e35cce7bd850da64966578e0f993a7b3f0ce722446f888bfb59a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d76a21a669e35cce7bd850da64966578e0f993a7b3f0ce722446f888bfb59a32", kill_on_drop: false }`
[INFO] [stdout] d76a21a669e35cce7bd850da64966578e0f993a7b3f0ce722446f888bfb59a32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 52c5efde61602898087f3f997db49a3df0aeadb730a1a4527bd6c40773c53aa2
[INFO] running `Command { std: "docker" "start" "-a" "52c5efde61602898087f3f997db49a3df0aeadb730a1a4527bd6c40773c53aa2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dogs-a5a299b30733b61a)
[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" "52c5efde61602898087f3f997db49a3df0aeadb730a1a4527bd6c40773c53aa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52c5efde61602898087f3f997db49a3df0aeadb730a1a4527bd6c40773c53aa2", kill_on_drop: false }`
[INFO] [stdout] 52c5efde61602898087f3f997db49a3df0aeadb730a1a4527bd6c40773c53aa2