[INFO] cloning repository https://github.com/heartyhardy/rust-dfs-fun-stuff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/heartyhardy/rust-dfs-fun-stuff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheartyhardy%2Frust-dfs-fun-stuff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheartyhardy%2Frust-dfs-fun-stuff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c59805fd3dc771b46fe92c6a3f5b788cc8b6e13
[INFO] testing heartyhardy/rust-dfs-fun-stuff 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%2Fheartyhardy%2Frust-dfs-fun-stuff" "/workspace/builds/worker-64/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-64/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/heartyhardy/rust-dfs-fun-stuff 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/heartyhardy/rust-dfs-fun-stuff
[INFO] finished tweaking git repo https://github.com/heartyhardy/rust-dfs-fun-stuff
[INFO] tweaked toml for git repo https://github.com/heartyhardy/rust-dfs-fun-stuff written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] crate git repo https://github.com/heartyhardy/rust-dfs-fun-stuff 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-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] da99d6b28ce0528136626dd9f2112ed3249d6a73910e93e28645b2a7690685f4
[INFO] running `Command { std: "docker" "start" "-a" "da99d6b28ce0528136626dd9f2112ed3249d6a73910e93e28645b2a7690685f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da99d6b28ce0528136626dd9f2112ed3249d6a73910e93e28645b2a7690685f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da99d6b28ce0528136626dd9f2112ed3249d6a73910e93e28645b2a7690685f4", kill_on_drop: false }`
[INFO] [stdout] da99d6b28ce0528136626dd9f2112ed3249d6a73910e93e28645b2a7690685f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] b5c643aa9c823716dcd3b658fa14c9edef9984c6404c9333373cd24e0888c0a0
[INFO] running `Command { std: "docker" "start" "-a" "b5c643aa9c823716dcd3b658fa14c9edef9984c6404c9333373cd24e0888c0a0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dfs-fun-stuff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.38s
[INFO] running `Command { std: "docker" "inspect" "b5c643aa9c823716dcd3b658fa14c9edef9984c6404c9333373cd24e0888c0a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5c643aa9c823716dcd3b658fa14c9edef9984c6404c9333373cd24e0888c0a0", kill_on_drop: false }`
[INFO] [stdout] b5c643aa9c823716dcd3b658fa14c9edef9984c6404c9333373cd24e0888c0a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 12b78383f626d0174ef9695c2cd99831220bff124627f024117eaf3935226fd2
[INFO] running `Command { std: "docker" "start" "-a" "12b78383f626d0174ef9695c2cd99831220bff124627f024117eaf3935226fd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling dfs-fun-stuff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.58s
[INFO] running `Command { std: "docker" "inspect" "12b78383f626d0174ef9695c2cd99831220bff124627f024117eaf3935226fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12b78383f626d0174ef9695c2cd99831220bff124627f024117eaf3935226fd2", kill_on_drop: false }`
[INFO] [stdout] 12b78383f626d0174ef9695c2cd99831220bff124627f024117eaf3935226fd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] d80edd440cb71cd3ac19b1bada1701d91a9ec68be67f633e88e0bd58a4ae951e
[INFO] running `Command { std: "docker" "start" "-a" "d80edd440cb71cd3ac19b1bada1701d91a9ec68be67f633e88e0bd58a4ae951e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dfs_fun_stuff-58cfe20322b73ef5)
[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" "d80edd440cb71cd3ac19b1bada1701d91a9ec68be67f633e88e0bd58a4ae951e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d80edd440cb71cd3ac19b1bada1701d91a9ec68be67f633e88e0bd58a4ae951e", kill_on_drop: false }`
[INFO] [stdout] d80edd440cb71cd3ac19b1bada1701d91a9ec68be67f633e88e0bd58a4ae951e