[INFO] cloning repository https://github.com/1kakarot/print_struct
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/1kakarot/print_struct" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1kakarot%2Fprint_struct", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1kakarot%2Fprint_struct'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9bd8f0c66cccf981ea41ff9a69e7e731c80be1b2
[INFO] testing 1kakarot/print_struct against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1kakarot%2Fprint_struct" "/workspace/builds/worker-67/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-67/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/1kakarot/print_struct 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/1kakarot/print_struct
[INFO] finished tweaking git repo https://github.com/1kakarot/print_struct
[INFO] tweaked toml for git repo https://github.com/1kakarot/print_struct written to /workspace/builds/worker-67/source/Cargo.toml
[INFO] crate git repo https://github.com/1kakarot/print_struct 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] 9f68b2834f82fbe513f71a6a821c251c46732d06926bf1b6ea1632f6c720ec0f
[INFO] running `Command { std: "docker" "start" "-a" "9f68b2834f82fbe513f71a6a821c251c46732d06926bf1b6ea1632f6c720ec0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f68b2834f82fbe513f71a6a821c251c46732d06926bf1b6ea1632f6c720ec0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f68b2834f82fbe513f71a6a821c251c46732d06926bf1b6ea1632f6c720ec0f", kill_on_drop: false }`
[INFO] [stdout] 9f68b2834f82fbe513f71a6a821c251c46732d06926bf1b6ea1632f6c720ec0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] a7026fe06d0eba153a82de6a78b28484b996317a5fadbc01fa188b1c36953e1a
[INFO] running `Command { std: "docker" "start" "-a" "a7026fe06d0eba153a82de6a78b28484b996317a5fadbc01fa188b1c36953e1a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling print_struct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "a7026fe06d0eba153a82de6a78b28484b996317a5fadbc01fa188b1c36953e1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7026fe06d0eba153a82de6a78b28484b996317a5fadbc01fa188b1c36953e1a", kill_on_drop: false }`
[INFO] [stdout] a7026fe06d0eba153a82de6a78b28484b996317a5fadbc01fa188b1c36953e1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] 31e109e400c6d315ebb90a02013dfaf0f38071040aaf126d9a28303d5c83000b
[INFO] running `Command { std: "docker" "start" "-a" "31e109e400c6d315ebb90a02013dfaf0f38071040aaf126d9a28303d5c83000b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling print_struct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.30s
[INFO] running `Command { std: "docker" "inspect" "31e109e400c6d315ebb90a02013dfaf0f38071040aaf126d9a28303d5c83000b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31e109e400c6d315ebb90a02013dfaf0f38071040aaf126d9a28303d5c83000b", kill_on_drop: false }`
[INFO] [stdout] 31e109e400c6d315ebb90a02013dfaf0f38071040aaf126d9a28303d5c83000b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] 74aa1e46b6d5b050710956bd4e57631848ef9fcd3184290d3ba20719c2eb381b
[INFO] running `Command { std: "docker" "start" "-a" "74aa1e46b6d5b050710956bd4e57631848ef9fcd3184290d3ba20719c2eb381b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/print_struct-ae3d6f938721a635)
[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" "74aa1e46b6d5b050710956bd4e57631848ef9fcd3184290d3ba20719c2eb381b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74aa1e46b6d5b050710956bd4e57631848ef9fcd3184290d3ba20719c2eb381b", kill_on_drop: false }`
[INFO] [stdout] 74aa1e46b6d5b050710956bd4e57631848ef9fcd3184290d3ba20719c2eb381b