[INFO] cloning repository https://github.com/ArtemZHR/rustbook_8.3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ArtemZHR/rustbook_8.3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArtemZHR%2Frustbook_8.3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArtemZHR%2Frustbook_8.3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff0a116a63938a7453a43921c83ec7cc2765e1ff
[INFO] testing ArtemZHR/rustbook_8.3 against try#1b74e096b9bfb06f84a3007193dcd2f059cbdf6a for pr-96025
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArtemZHR%2Frustbook_8.3" "/workspace/builds/worker-78/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-78/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ArtemZHR/rustbook_8.3 on toolchain 1b74e096b9bfb06f84a3007193dcd2f059cbdf6a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ArtemZHR/rustbook_8.3
[INFO] finished tweaking git repo https://github.com/ArtemZHR/rustbook_8.3
[INFO] tweaked toml for git repo https://github.com/ArtemZHR/rustbook_8.3 written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] crate git repo https://github.com/ArtemZHR/rustbook_8.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "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-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24efd89dbe1f7701a98e2d884d27e2b8e2e70dbed22ad945f907e77c7a4ecc4a
[INFO] running `Command { std: "docker" "start" "-a" "24efd89dbe1f7701a98e2d884d27e2b8e2e70dbed22ad945f907e77c7a4ecc4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24efd89dbe1f7701a98e2d884d27e2b8e2e70dbed22ad945f907e77c7a4ecc4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24efd89dbe1f7701a98e2d884d27e2b8e2e70dbed22ad945f907e77c7a4ecc4a", kill_on_drop: false }`
[INFO] [stdout] 24efd89dbe1f7701a98e2d884d27e2b8e2e70dbed22ad945f907e77c7a4ecc4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38a03ae992372f98d6c93ed316b4959cf4e2aac71015dcc9b1e25d9320bec3b2
[INFO] running `Command { std: "docker" "start" "-a" "38a03ae992372f98d6c93ed316b4959cf4e2aac71015dcc9b1e25d9320bec3b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling study v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "38a03ae992372f98d6c93ed316b4959cf4e2aac71015dcc9b1e25d9320bec3b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38a03ae992372f98d6c93ed316b4959cf4e2aac71015dcc9b1e25d9320bec3b2", kill_on_drop: false }`
[INFO] [stdout] 38a03ae992372f98d6c93ed316b4959cf4e2aac71015dcc9b1e25d9320bec3b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 858d600c68930cf1bb4a0a680f61df2f6b2b8f2f3985a52f0e940ba6f237e4c0
[INFO] running `Command { std: "docker" "start" "-a" "858d600c68930cf1bb4a0a680f61df2f6b2b8f2f3985a52f0e940ba6f237e4c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling study v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.90s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/study-155c8b4ee60ef31d)
[INFO] running `Command { std: "docker" "inspect" "858d600c68930cf1bb4a0a680f61df2f6b2b8f2f3985a52f0e940ba6f237e4c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "858d600c68930cf1bb4a0a680f61df2f6b2b8f2f3985a52f0e940ba6f237e4c0", kill_on_drop: false }`
[INFO] [stdout] 858d600c68930cf1bb4a0a680f61df2f6b2b8f2f3985a52f0e940ba6f237e4c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4869415c6fc7473733b4b2a96bedd7c2073bd0186c0d159fb1bcc7d7c0e3c142
[INFO] running `Command { std: "docker" "start" "-a" "4869415c6fc7473733b4b2a96bedd7c2073bd0186c0d159fb1bcc7d7c0e3c142", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 46.19s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/study-155c8b4ee60ef31d)
[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" "4869415c6fc7473733b4b2a96bedd7c2073bd0186c0d159fb1bcc7d7c0e3c142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4869415c6fc7473733b4b2a96bedd7c2073bd0186c0d159fb1bcc7d7c0e3c142", kill_on_drop: false }`
[INFO] [stdout] 4869415c6fc7473733b4b2a96bedd7c2073bd0186c0d159fb1bcc7d7c0e3c142