[INFO] cloning repository https://github.com/yimmt/rustbookchapter3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yimmt/rustbookchapter3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyimmt%2Frustbookchapter3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyimmt%2Frustbookchapter3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1d81ef187cd730fe776e1f25e913d9439c30a0b
[INFO] testing yimmt/rustbookchapter3 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyimmt%2Frustbookchapter3" "/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/yimmt/rustbookchapter3 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/yimmt/rustbookchapter3
[INFO] finished tweaking git repo https://github.com/yimmt/rustbookchapter3
[INFO] tweaked toml for git repo https://github.com/yimmt/rustbookchapter3 written to /workspace/builds/worker-67/source/Cargo.toml
[INFO] crate git repo https://github.com/yimmt/rustbookchapter3 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-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 319f1efbeadca887663626ee65dcac345b65c65a19de103f6176e8c01d099c97
[INFO] running `Command { std: "docker" "start" "-a" "319f1efbeadca887663626ee65dcac345b65c65a19de103f6176e8c01d099c97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "319f1efbeadca887663626ee65dcac345b65c65a19de103f6176e8c01d099c97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "319f1efbeadca887663626ee65dcac345b65c65a19de103f6176e8c01d099c97", kill_on_drop: false }`
[INFO] [stdout] 319f1efbeadca887663626ee65dcac345b65c65a19de103f6176e8c01d099c97
[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=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] afd6d1de2edb3d7857313213679619d4e1dacdaa6082583fca2d7a621e97bade
[INFO] running `Command { std: "docker" "start" "-a" "afd6d1de2edb3d7857313213679619d4e1dacdaa6082583fca2d7a621e97bade", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustbookchapter3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.44s
[INFO] running `Command { std: "docker" "inspect" "afd6d1de2edb3d7857313213679619d4e1dacdaa6082583fca2d7a621e97bade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afd6d1de2edb3d7857313213679619d4e1dacdaa6082583fca2d7a621e97bade", kill_on_drop: false }`
[INFO] [stdout] afd6d1de2edb3d7857313213679619d4e1dacdaa6082583fca2d7a621e97bade
[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=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] eb40bb64aaa20004bd68e7a594f8f49dadfad9722d0e3d49a9066f9ee1a23794
[INFO] running `Command { std: "docker" "start" "-a" "eb40bb64aaa20004bd68e7a594f8f49dadfad9722d0e3d49a9066f9ee1a23794", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustbookchapter3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "eb40bb64aaa20004bd68e7a594f8f49dadfad9722d0e3d49a9066f9ee1a23794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb40bb64aaa20004bd68e7a594f8f49dadfad9722d0e3d49a9066f9ee1a23794", kill_on_drop: false }`
[INFO] [stdout] eb40bb64aaa20004bd68e7a594f8f49dadfad9722d0e3d49a9066f9ee1a23794
[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=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] b7b3ddfd48f51c4979fcbede6bae4c7877342839359c5f996d286c2cd278a6d5
[INFO] running `Command { std: "docker" "start" "-a" "b7b3ddfd48f51c4979fcbede6bae4c7877342839359c5f996d286c2cd278a6d5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustbookchapter3-330d82e6a7cb3dbb)
[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" "b7b3ddfd48f51c4979fcbede6bae4c7877342839359c5f996d286c2cd278a6d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b3ddfd48f51c4979fcbede6bae4c7877342839359c5f996d286c2cd278a6d5", kill_on_drop: false }`
[INFO] [stdout] b7b3ddfd48f51c4979fcbede6bae4c7877342839359c5f996d286c2cd278a6d5