[INFO] cloning repository https://github.com/xiaolanglanglang/id3-reader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xiaolanglanglang/id3-reader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaolanglanglang%2Fid3-reader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaolanglanglang%2Fid3-reader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c7cc261a280f7b71ca8ee67e5a9ed48f798a142
[INFO] testing xiaolanglanglang/id3-reader 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%2Fxiaolanglanglang%2Fid3-reader" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xiaolanglanglang/id3-reader 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/xiaolanglanglang/id3-reader
[INFO] finished tweaking git repo https://github.com/xiaolanglanglang/id3-reader
[INFO] tweaked toml for git repo https://github.com/xiaolanglanglang/id3-reader written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/xiaolanglanglang/id3-reader 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] [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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 1a3b81e8c1383e6a88fa0628569ef2e28b26a659f5f9b3b90fd99168dae5630c
[INFO] running `Command { std: "docker" "start" "-a" "1a3b81e8c1383e6a88fa0628569ef2e28b26a659f5f9b3b90fd99168dae5630c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a3b81e8c1383e6a88fa0628569ef2e28b26a659f5f9b3b90fd99168dae5630c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a3b81e8c1383e6a88fa0628569ef2e28b26a659f5f9b3b90fd99168dae5630c", kill_on_drop: false }`
[INFO] [stdout] 1a3b81e8c1383e6a88fa0628569ef2e28b26a659f5f9b3b90fd99168dae5630c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 91408d6734ff1b611ed118ba68ffea3a1905e9e6c43465848e17df04b74ea758
[INFO] running `Command { std: "docker" "start" "-a" "91408d6734ff1b611ed118ba68ffea3a1905e9e6c43465848e17df04b74ea758", kill_on_drop: false }`
[INFO] [stderr]    Compiling id3-reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `Command { std: "docker" "inspect" "91408d6734ff1b611ed118ba68ffea3a1905e9e6c43465848e17df04b74ea758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91408d6734ff1b611ed118ba68ffea3a1905e9e6c43465848e17df04b74ea758", kill_on_drop: false }`
[INFO] [stdout] 91408d6734ff1b611ed118ba68ffea3a1905e9e6c43465848e17df04b74ea758
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 735377f37e51eb1b799aab6c417ebb89c052d42284c53f53cea41379ecaf6968
[INFO] running `Command { std: "docker" "start" "-a" "735377f37e51eb1b799aab6c417ebb89c052d42284c53f53cea41379ecaf6968", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling id3-reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "735377f37e51eb1b799aab6c417ebb89c052d42284c53f53cea41379ecaf6968", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "735377f37e51eb1b799aab6c417ebb89c052d42284c53f53cea41379ecaf6968", kill_on_drop: false }`
[INFO] [stdout] 735377f37e51eb1b799aab6c417ebb89c052d42284c53f53cea41379ecaf6968
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 21646c1bff796b9814a631f1c299b71c91e32887b7b347cbb8f7ee6a513f4cf9
[INFO] running `Command { std: "docker" "start" "-a" "21646c1bff796b9814a631f1c299b71c91e32887b7b347cbb8f7ee6a513f4cf9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/id3_reader-b5b90e086e6556f1)
[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" "21646c1bff796b9814a631f1c299b71c91e32887b7b347cbb8f7ee6a513f4cf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21646c1bff796b9814a631f1c299b71c91e32887b7b347cbb8f7ee6a513f4cf9", kill_on_drop: false }`
[INFO] [stdout] 21646c1bff796b9814a631f1c299b71c91e32887b7b347cbb8f7ee6a513f4cf9