[INFO] cloning repository https://github.com/TrollingChar/rust-hello-world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TrollingChar/rust-hello-world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrollingChar%2Frust-hello-world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrollingChar%2Frust-hello-world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f2be4afe59377fead7c88d78ac09b644e5a9dfb
[INFO] testing TrollingChar/rust-hello-world against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrollingChar%2Frust-hello-world" "/workspace/builds/worker-75/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-75/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TrollingChar/rust-hello-world on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TrollingChar/rust-hello-world
[INFO] finished tweaking git repo https://github.com/TrollingChar/rust-hello-world
[INFO] tweaked toml for git repo https://github.com/TrollingChar/rust-hello-world written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] crate git repo https://github.com/TrollingChar/rust-hello-world already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b49ae9d667cac79c33476eaec2e00c7f8b3d6dd15f74cf90a4823eaec58d1492
[INFO] running `Command { std: "docker" "start" "-a" "b49ae9d667cac79c33476eaec2e00c7f8b3d6dd15f74cf90a4823eaec58d1492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b49ae9d667cac79c33476eaec2e00c7f8b3d6dd15f74cf90a4823eaec58d1492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b49ae9d667cac79c33476eaec2e00c7f8b3d6dd15f74cf90a4823eaec58d1492", kill_on_drop: false }`
[INFO] [stdout] b49ae9d667cac79c33476eaec2e00c7f8b3d6dd15f74cf90a4823eaec58d1492
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc8275bae13d008aea1ffcf844d89c8d63ad5555dcba654c0caaf8de5f083762
[INFO] running `Command { std: "docker" "start" "-a" "cc8275bae13d008aea1ffcf844d89c8d63ad5555dcba654c0caaf8de5f083762", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-07 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `boxed`
[INFO] [stdout]   --> src/high.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn boxed(fns: Fns<R>) -> Box<Self> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "cc8275bae13d008aea1ffcf844d89c8d63ad5555dcba654c0caaf8de5f083762", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc8275bae13d008aea1ffcf844d89c8d63ad5555dcba654c0caaf8de5f083762", kill_on_drop: false }`
[INFO] [stdout] cc8275bae13d008aea1ffcf844d89c8d63ad5555dcba654c0caaf8de5f083762
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2b08063d61f0e5f0d904bd4868191590fce34a0582df9918a21f0b297f95457
[INFO] running `Command { std: "docker" "start" "-a" "b2b08063d61f0e5f0d904bd4868191590fce34a0582df9918a21f0b297f95457", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-07 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `boxed`
[INFO] [stdout]   --> src/high.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn boxed(fns: Fns<R>) -> Box<Self> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.96s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b2b08063d61f0e5f0d904bd4868191590fce34a0582df9918a21f0b297f95457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2b08063d61f0e5f0d904bd4868191590fce34a0582df9918a21f0b297f95457", kill_on_drop: false }`
[INFO] [stdout] b2b08063d61f0e5f0d904bd4868191590fce34a0582df9918a21f0b297f95457
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e00f97e6248a63dcfee9c289aba53ff0282fee17c49539eccee7e1d46af194e1
[INFO] running `Command { std: "docker" "start" "-a" "e00f97e6248a63dcfee9c289aba53ff0282fee17c49539eccee7e1d46af194e1", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `boxed`
[INFO] [stderr]   --> src/high.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn boxed(fns: Fns<R>) -> Box<Self> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-07` (bin "rust-07" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_07-d2457e018f9ce358)
[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" "e00f97e6248a63dcfee9c289aba53ff0282fee17c49539eccee7e1d46af194e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e00f97e6248a63dcfee9c289aba53ff0282fee17c49539eccee7e1d46af194e1", kill_on_drop: false }`
[INFO] [stdout] e00f97e6248a63dcfee9c289aba53ff0282fee17c49539eccee7e1d46af194e1