[INFO] cloning repository https://github.com/jesus18ld44/linked-lists-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jesus18ld44/linked-lists-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjesus18ld44%2Flinked-lists-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjesus18ld44%2Flinked-lists-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 04035ee854855c44c277766abcdb7713e1c3e33b
[INFO] testing jesus18ld44/linked-lists-rust against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjesus18ld44%2Flinked-lists-rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jesus18ld44/linked-lists-rust on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jesus18ld44/linked-lists-rust
[INFO] finished tweaking git repo https://github.com/jesus18ld44/linked-lists-rust
[INFO] tweaked toml for git repo https://github.com/jesus18ld44/linked-lists-rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/jesus18ld44/linked-lists-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb3b8a451cdea678cc8ecb66b59ee99765016c45c9721db14bf172b142d566fb
[INFO] running `Command { std: "docker" "start" "-a" "fb3b8a451cdea678cc8ecb66b59ee99765016c45c9721db14bf172b142d566fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb3b8a451cdea678cc8ecb66b59ee99765016c45c9721db14bf172b142d566fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb3b8a451cdea678cc8ecb66b59ee99765016c45c9721db14bf172b142d566fb", kill_on_drop: false }`
[INFO] [stdout] fb3b8a451cdea678cc8ecb66b59ee99765016c45c9721db14bf172b142d566fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04874d83728adf48030ab41a4fbd8226cb710138daa60b06e497e838869825cd
[INFO] running `Command { std: "docker" "start" "-a" "04874d83728adf48030ab41a4fbd8226cb710138daa60b06e497e838869825cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling lists v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "04874d83728adf48030ab41a4fbd8226cb710138daa60b06e497e838869825cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04874d83728adf48030ab41a4fbd8226cb710138daa60b06e497e838869825cd", kill_on_drop: false }`
[INFO] [stdout] 04874d83728adf48030ab41a4fbd8226cb710138daa60b06e497e838869825cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a44dcbdd2a6463198af52e63d537d9f8b4e180b113662054b73526deb6b6f0e
[INFO] running `Command { std: "docker" "start" "-a" "2a44dcbdd2a6463198af52e63d537d9f8b4e180b113662054b73526deb6b6f0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling lists v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "2a44dcbdd2a6463198af52e63d537d9f8b4e180b113662054b73526deb6b6f0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a44dcbdd2a6463198af52e63d537d9f8b4e180b113662054b73526deb6b6f0e", kill_on_drop: false }`
[INFO] [stdout] 2a44dcbdd2a6463198af52e63d537d9f8b4e180b113662054b73526deb6b6f0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7df03539f17b896c69157790df48f7b32cc998a1f602768b6b7150fe8a69242e
[INFO] running `Command { std: "docker" "start" "-a" "7df03539f17b896c69157790df48f7b32cc998a1f602768b6b7150fe8a69242e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lists-3141bc54f3122708)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test first::test::basics ... ok
[INFO] [stdout] test second::tests::into_iter ... ok
[INFO] [stdout] test second::tests::basics ... ok
[INFO] [stdout] test second::tests::iter ... ok
[INFO] [stdout] test second::tests::peek ... ok
[INFO] [stdout] test second::tests::print ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lists
[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" "7df03539f17b896c69157790df48f7b32cc998a1f602768b6b7150fe8a69242e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7df03539f17b896c69157790df48f7b32cc998a1f602768b6b7150fe8a69242e", kill_on_drop: false }`
[INFO] [stdout] 7df03539f17b896c69157790df48f7b32cc998a1f602768b6b7150fe8a69242e