[INFO] cloning repository https://github.com/Logitao/linked-list-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Logitao/linked-list-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLogitao%2Flinked-list-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLogitao%2Flinked-list-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 787c2c6636bca8de25ba15c00e265cd43c0860e9
[INFO] testing Logitao/linked-list-rust against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLogitao%2Flinked-list-rust" "/workspace/builds/worker-34/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Logitao/linked-list-rust on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Logitao/linked-list-rust
[INFO] finished tweaking git repo https://github.com/Logitao/linked-list-rust
[INFO] tweaked toml for git repo https://github.com/Logitao/linked-list-rust written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate git repo https://github.com/Logitao/linked-list-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5501dfd418f63e491a6a66fe80165007c6876546ef758913638a6b220683e7e7
[INFO] running `Command { std: "docker" "start" "-a" "5501dfd418f63e491a6a66fe80165007c6876546ef758913638a6b220683e7e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5501dfd418f63e491a6a66fe80165007c6876546ef758913638a6b220683e7e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5501dfd418f63e491a6a66fe80165007c6876546ef758913638a6b220683e7e7", kill_on_drop: false }`
[INFO] [stdout] 5501dfd418f63e491a6a66fe80165007c6876546ef758913638a6b220683e7e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0947e559a16021f68866158e2520a798faca7e2dfb747c4d70c7a854debfeb1e
[INFO] running `Command { std: "docker" "start" "-a" "0947e559a16021f68866158e2520a798faca7e2dfb747c4d70c7a854debfeb1e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling linked_list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "0947e559a16021f68866158e2520a798faca7e2dfb747c4d70c7a854debfeb1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0947e559a16021f68866158e2520a798faca7e2dfb747c4d70c7a854debfeb1e", kill_on_drop: false }`
[INFO] [stdout] 0947e559a16021f68866158e2520a798faca7e2dfb747c4d70c7a854debfeb1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c10488f47e42a1f38bf4cc8d5bf575f7ac653cc90e797ec76e3f83f8e74ea55
[INFO] running `Command { std: "docker" "start" "-a" "5c10488f47e42a1f38bf4cc8d5bf575f7ac653cc90e797ec76e3f83f8e74ea55", kill_on_drop: false }`
[INFO] [stderr]    Compiling linked_list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "5c10488f47e42a1f38bf4cc8d5bf575f7ac653cc90e797ec76e3f83f8e74ea55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c10488f47e42a1f38bf4cc8d5bf575f7ac653cc90e797ec76e3f83f8e74ea55", kill_on_drop: false }`
[INFO] [stdout] 5c10488f47e42a1f38bf4cc8d5bf575f7ac653cc90e797ec76e3f83f8e74ea55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c14d7b0c2501afd23fe974b12f04ffbc097aa181d62348feead32c7f0bba6d9
[INFO] running `Command { std: "docker" "start" "-a" "4c14d7b0c2501afd23fe974b12f04ffbc097aa181d62348feead32c7f0bba6d9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/linked_list-68af679c6ebc7351)
[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" "4c14d7b0c2501afd23fe974b12f04ffbc097aa181d62348feead32c7f0bba6d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c14d7b0c2501afd23fe974b12f04ffbc097aa181d62348feead32c7f0bba6d9", kill_on_drop: false }`
[INFO] [stdout] 4c14d7b0c2501afd23fe974b12f04ffbc097aa181d62348feead32c7f0bba6d9