[INFO] cloning repository https://github.com/mschlr/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/mschlr/rust_book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmschlr%2Frust_book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmschlr%2Frust_book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12065afce39ad3a95e4a96b16f447c699fbb2527
[INFO] testing mschlr/rust_book against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmschlr%2Frust_book" "/workspace/builds/worker-109/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-109/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mschlr/rust_book on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mschlr/rust_book
[INFO] finished tweaking git repo https://github.com/mschlr/rust_book
[INFO] tweaked toml for git repo https://github.com/mschlr/rust_book written to /workspace/builds/worker-109/source/Cargo.toml
[INFO] crate git repo https://github.com/mschlr/rust_book already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d75aaaa74abf40cde69fcd8895e7466613a47474da0385edb4c55ae4a9fe41da
[INFO] running `Command { std: "docker" "start" "-a" "d75aaaa74abf40cde69fcd8895e7466613a47474da0385edb4c55ae4a9fe41da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d75aaaa74abf40cde69fcd8895e7466613a47474da0385edb4c55ae4a9fe41da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d75aaaa74abf40cde69fcd8895e7466613a47474da0385edb4c55ae4a9fe41da", kill_on_drop: false }`
[INFO] [stdout] d75aaaa74abf40cde69fcd8895e7466613a47474da0385edb4c55ae4a9fe41da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbaa0528ae1f891f32c9bdeaf41b1a65e91484d78194357708aef108ac4f7c21
[INFO] running `Command { std: "docker" "start" "-a" "fbaa0528ae1f891f32c9bdeaf41b1a65e91484d78194357708aef108ac4f7c21", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling ppv-lite86 v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling rust_book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.23s
[INFO] running `Command { std: "docker" "inspect" "fbaa0528ae1f891f32c9bdeaf41b1a65e91484d78194357708aef108ac4f7c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbaa0528ae1f891f32c9bdeaf41b1a65e91484d78194357708aef108ac4f7c21", kill_on_drop: false }`
[INFO] [stdout] fbaa0528ae1f891f32c9bdeaf41b1a65e91484d78194357708aef108ac4f7c21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8f3267bd48556692a6beab6b6ad622d6dc77afaf65fd2faffdcc028a7519933
[INFO] running `Command { std: "docker" "start" "-a" "e8f3267bd48556692a6beab6b6ad622d6dc77afaf65fd2faffdcc028a7519933", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "e8f3267bd48556692a6beab6b6ad622d6dc77afaf65fd2faffdcc028a7519933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8f3267bd48556692a6beab6b6ad622d6dc77afaf65fd2faffdcc028a7519933", kill_on_drop: false }`
[INFO] [stdout] e8f3267bd48556692a6beab6b6ad622d6dc77afaf65fd2faffdcc028a7519933
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bac474f450a0f51a3c19830cb818e5df5c0e5348c0d00521761e3982d6d557bb
[INFO] running `Command { std: "docker" "start" "-a" "bac474f450a0f51a3c19830cb818e5df5c0e5348c0d00521761e3982d6d557bb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_book-5ee1d5ad0c35f2a6)
[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" "bac474f450a0f51a3c19830cb818e5df5c0e5348c0d00521761e3982d6d557bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bac474f450a0f51a3c19830cb818e5df5c0e5348c0d00521761e3982d6d557bb", kill_on_drop: false }`
[INFO] [stdout] bac474f450a0f51a3c19830cb818e5df5c0e5348c0d00521761e3982d6d557bb