[INFO] cloning repository https://github.com/jacob-lcs/rust-learn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jacob-lcs/rust-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacob-lcs%2Frust-learn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacob-lcs%2Frust-learn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4582a355057866d16afdc7ba2e6fe7e5cfcb58fa
[INFO] testing jacob-lcs/rust-learn against master#f9988fefd3add01f414f52b414308e7872622fee for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacob-lcs%2Frust-learn" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jacob-lcs/rust-learn
[INFO] finished tweaking git repo https://github.com/jacob-lcs/rust-learn
[INFO] tweaked toml for git repo https://github.com/jacob-lcs/rust-learn written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jacob-lcs/rust-learn on toolchain f9988fefd3add01f414f52b414308e7872622fee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jacob-lcs/rust-learn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa1837d19bbaf0a10968f4e19629696922e9455b9aa2f0a682341db8b66af999
[INFO] running `Command { std: "docker" "start" "-a" "fa1837d19bbaf0a10968f4e19629696922e9455b9aa2f0a682341db8b66af999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa1837d19bbaf0a10968f4e19629696922e9455b9aa2f0a682341db8b66af999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa1837d19bbaf0a10968f4e19629696922e9455b9aa2f0a682341db8b66af999", kill_on_drop: false }`
[INFO] [stdout] fa1837d19bbaf0a10968f4e19629696922e9455b9aa2f0a682341db8b66af999
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 082dfe956b052447aea9019c86a62457cf6009e8c98fb9d1c50994acd4f612a6
[INFO] running `Command { std: "docker" "start" "-a" "082dfe956b052447aea9019c86a62457cf6009e8c98fb9d1c50994acd4f612a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-learn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "082dfe956b052447aea9019c86a62457cf6009e8c98fb9d1c50994acd4f612a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "082dfe956b052447aea9019c86a62457cf6009e8c98fb9d1c50994acd4f612a6", kill_on_drop: false }`
[INFO] [stdout] 082dfe956b052447aea9019c86a62457cf6009e8c98fb9d1c50994acd4f612a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 412add48e74edea950d16084b761e6635ea44ba2ccf9bf3a5757fff4cb6636dc
[INFO] running `Command { std: "docker" "start" "-a" "412add48e74edea950d16084b761e6635ea44ba2ccf9bf3a5757fff4cb6636dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-learn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "412add48e74edea950d16084b761e6635ea44ba2ccf9bf3a5757fff4cb6636dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "412add48e74edea950d16084b761e6635ea44ba2ccf9bf3a5757fff4cb6636dc", kill_on_drop: false }`
[INFO] [stdout] 412add48e74edea950d16084b761e6635ea44ba2ccf9bf3a5757fff4cb6636dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2eb7bd8955436ea68563c00aaa110c5c769f3bd592fe53782e28572b6b7f617a
[INFO] running `Command { std: "docker" "start" "-a" "2eb7bd8955436ea68563c00aaa110c5c769f3bd592fe53782e28572b6b7f617a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_learn-189ecafed2136297)
[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" "2eb7bd8955436ea68563c00aaa110c5c769f3bd592fe53782e28572b6b7f617a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eb7bd8955436ea68563c00aaa110c5c769f3bd592fe53782e28572b6b7f617a", kill_on_drop: false }`
[INFO] [stdout] 2eb7bd8955436ea68563c00aaa110c5c769f3bd592fe53782e28572b6b7f617a