[INFO] cloning repository https://github.com/82ba10b5e8dc/learning-rust-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/82ba10b5e8dc/learning-rust-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F82ba10b5e8dc%2Flearning-rust-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F82ba10b5e8dc%2Flearning-rust-book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c893835dda9f142bf80bde71c2d5c1befa638ca
[INFO] testing 82ba10b5e8dc/learning-rust-book against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F82ba10b5e8dc%2Flearning-rust-book" "/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/82ba10b5e8dc/learning-rust-book on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/82ba10b5e8dc/learning-rust-book
[INFO] finished tweaking git repo https://github.com/82ba10b5e8dc/learning-rust-book
[INFO] tweaked toml for git repo https://github.com/82ba10b5e8dc/learning-rust-book written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/82ba10b5e8dc/learning-rust-book already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 386831c54581ae504dca92652b2b4400edd5a011ef803a5cbf56382adea75851
[INFO] running `Command { std: "docker" "start" "-a" "386831c54581ae504dca92652b2b4400edd5a011ef803a5cbf56382adea75851", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "386831c54581ae504dca92652b2b4400edd5a011ef803a5cbf56382adea75851", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "386831c54581ae504dca92652b2b4400edd5a011ef803a5cbf56382adea75851", kill_on_drop: false }`
[INFO] [stdout] 386831c54581ae504dca92652b2b4400edd5a011ef803a5cbf56382adea75851
[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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93666355b55163fe2e5b14ad992578574f2c74af9b6f6aeeeb0cdeb6006fe036
[INFO] running `Command { std: "docker" "start" "-a" "93666355b55163fe2e5b14ad992578574f2c74af9b6f6aeeeb0cdeb6006fe036", kill_on_drop: false }`
[INFO] [stderr]    Compiling learning-rust-book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "93666355b55163fe2e5b14ad992578574f2c74af9b6f6aeeeb0cdeb6006fe036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93666355b55163fe2e5b14ad992578574f2c74af9b6f6aeeeb0cdeb6006fe036", kill_on_drop: false }`
[INFO] [stdout] 93666355b55163fe2e5b14ad992578574f2c74af9b6f6aeeeb0cdeb6006fe036
[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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6d2a46464d3b3493e00aaebb6c9db8869273e50060f073ad3da02a4432d0676
[INFO] running `Command { std: "docker" "start" "-a" "f6d2a46464d3b3493e00aaebb6c9db8869273e50060f073ad3da02a4432d0676", kill_on_drop: false }`
[INFO] [stderr]    Compiling learning-rust-book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "f6d2a46464d3b3493e00aaebb6c9db8869273e50060f073ad3da02a4432d0676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6d2a46464d3b3493e00aaebb6c9db8869273e50060f073ad3da02a4432d0676", kill_on_drop: false }`
[INFO] [stdout] f6d2a46464d3b3493e00aaebb6c9db8869273e50060f073ad3da02a4432d0676
[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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d02910d8d22aeb520d8484780d7615cd9a59dec82cd41cca531195877fb0b08a
[INFO] running `Command { std: "docker" "start" "-a" "d02910d8d22aeb520d8484780d7615cd9a59dec82cd41cca531195877fb0b08a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learning_rust_book-41e0e64b21389b81)
[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" "d02910d8d22aeb520d8484780d7615cd9a59dec82cd41cca531195877fb0b08a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d02910d8d22aeb520d8484780d7615cd9a59dec82cd41cca531195877fb0b08a", kill_on_drop: false }`
[INFO] [stdout] d02910d8d22aeb520d8484780d7615cd9a59dec82cd41cca531195877fb0b08a