[INFO] cloning repository https://github.com/scrabsha/git-poule
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scrabsha/git-poule" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscrabsha%2Fgit-poule", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscrabsha%2Fgit-poule'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5265fefe994b621966331f60aae999cca14e2a44
[INFO] testing scrabsha/git-poule against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscrabsha%2Fgit-poule" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/scrabsha/git-poule
[INFO] finished tweaking git repo https://github.com/scrabsha/git-poule
[INFO] tweaked toml for git repo https://github.com/scrabsha/git-poule written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/scrabsha/git-poule on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/scrabsha/git-poule 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b87dce02db8487961350061cb96d07586e1a29a803223277f4bca58576326e6
[INFO] running `Command { std: "docker" "start" "-a" "4b87dce02db8487961350061cb96d07586e1a29a803223277f4bca58576326e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b87dce02db8487961350061cb96d07586e1a29a803223277f4bca58576326e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b87dce02db8487961350061cb96d07586e1a29a803223277f4bca58576326e6", kill_on_drop: false }`
[INFO] [stdout] 4b87dce02db8487961350061cb96d07586e1a29a803223277f4bca58576326e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cd017f0f350d1c3e11432192aafcf719b135bb342e7ca4bd1ef39141c27de74
[INFO] running `Command { std: "docker" "start" "-a" "7cd017f0f350d1c3e11432192aafcf719b135bb342e7ca4bd1ef39141c27de74", kill_on_drop: false }`
[INFO] [stderr]    Compiling git-poule v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `ExitStatus::code` that must be used
[INFO] [stdout]   --> src/main.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | /     Command::new("git")
[INFO] [stdout]  8 | |         .arg("pull")
[INFO] [stdout]  9 | |         .args(args)
[INFO] [stdout] 10 | |         .spawn()
[INFO] [stdout] ...  |
[INFO] [stdout] 13 | |         .expect("Failed to wait child")
[INFO] [stdout] 14 | |         .code();
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout]  7 |     let _ = Command::new("git")
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "7cd017f0f350d1c3e11432192aafcf719b135bb342e7ca4bd1ef39141c27de74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cd017f0f350d1c3e11432192aafcf719b135bb342e7ca4bd1ef39141c27de74", kill_on_drop: false }`
[INFO] [stdout] 7cd017f0f350d1c3e11432192aafcf719b135bb342e7ca4bd1ef39141c27de74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ce276e1eb1c233d6a892676d7b6337143dc7cce9dcd9636939e7b890c0c77c7
[INFO] running `Command { std: "docker" "start" "-a" "8ce276e1eb1c233d6a892676d7b6337143dc7cce9dcd9636939e7b890c0c77c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling git-poule v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `ExitStatus::code` that must be used
[INFO] [stdout]   --> src/main.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | /     Command::new("git")
[INFO] [stdout]  8 | |         .arg("pull")
[INFO] [stdout]  9 | |         .args(args)
[INFO] [stdout] 10 | |         .spawn()
[INFO] [stdout] ...  |
[INFO] [stdout] 13 | |         .expect("Failed to wait child")
[INFO] [stdout] 14 | |         .code();
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout]  7 |     let _ = Command::new("git")
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "8ce276e1eb1c233d6a892676d7b6337143dc7cce9dcd9636939e7b890c0c77c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ce276e1eb1c233d6a892676d7b6337143dc7cce9dcd9636939e7b890c0c77c7", kill_on_drop: false }`
[INFO] [stdout] 8ce276e1eb1c233d6a892676d7b6337143dc7cce9dcd9636939e7b890c0c77c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fdb10b1f2517babd33263237606a5b3741d0dea4e6ec3f88cba54e43aff6b5cb
[INFO] running `Command { std: "docker" "start" "-a" "fdb10b1f2517babd33263237606a5b3741d0dea4e6ec3f88cba54e43aff6b5cb", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `ExitStatus::code` that must be used
[INFO] [stdout] 
[INFO] [stderr]   --> src/main.rs:7:5
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr]  7 | /     Command::new("git")
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]  8 | |         .arg("pull")
[INFO] [stdout] 
[INFO] [stderr]  9 | |         .args(args)
[INFO] [stderr] 10 | |         .spawn()
[INFO] [stderr] ...  |
[INFO] [stderr] 13 | |         .expect("Failed to wait child")
[INFO] [stderr] 14 | |         .code();
[INFO] [stderr]    | |_______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr]  7 |     let _ = Command::new("git")
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `git-poule` (bin "git-poule" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/git_poule-d4f3973e14c78465)
[INFO] running `Command { std: "docker" "inspect" "fdb10b1f2517babd33263237606a5b3741d0dea4e6ec3f88cba54e43aff6b5cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdb10b1f2517babd33263237606a5b3741d0dea4e6ec3f88cba54e43aff6b5cb", kill_on_drop: false }`
[INFO] [stdout] fdb10b1f2517babd33263237606a5b3741d0dea4e6ec3f88cba54e43aff6b5cb