[INFO] cloning repository https://github.com/zeozyang/link_list
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zeozyang/link_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzeozyang%2Flink_list", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzeozyang%2Flink_list'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 044c9774b444039502c0762711248e808a04df59
[INFO] testing zeozyang/link_list against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzeozyang%2Flink_list" "/workspace/builds/worker-61/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-61/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zeozyang/link_list on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zeozyang/link_list
[INFO] finished tweaking git repo https://github.com/zeozyang/link_list
[INFO] tweaked toml for git repo https://github.com/zeozyang/link_list written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] crate git repo https://github.com/zeozyang/link_list already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dca0dfdb78a925d2baabf3516de67a9c2669d2b9ff4a77d4bcca4539670e6ac7
[INFO] running `Command { std: "docker" "start" "-a" "dca0dfdb78a925d2baabf3516de67a9c2669d2b9ff4a77d4bcca4539670e6ac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dca0dfdb78a925d2baabf3516de67a9c2669d2b9ff4a77d4bcca4539670e6ac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dca0dfdb78a925d2baabf3516de67a9c2669d2b9ff4a77d4bcca4539670e6ac7", kill_on_drop: false }`
[INFO] [stdout] dca0dfdb78a925d2baabf3516de67a9c2669d2b9ff4a77d4bcca4539670e6ac7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbd234c730de93e8220b5b22c46b777b588b5ce8ba3de126f04e73785e9bfd2b
[INFO] running `Command { std: "docker" "start" "-a" "dbd234c730de93e8220b5b22c46b777b588b5ce8ba3de126f04e73785e9bfd2b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling link_list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.69s
[INFO] running `Command { std: "docker" "inspect" "dbd234c730de93e8220b5b22c46b777b588b5ce8ba3de126f04e73785e9bfd2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbd234c730de93e8220b5b22c46b777b588b5ce8ba3de126f04e73785e9bfd2b", kill_on_drop: false }`
[INFO] [stdout] dbd234c730de93e8220b5b22c46b777b588b5ce8ba3de126f04e73785e9bfd2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a20cd2eaa4ecbe99850954983010ae8db7512a1d03a3e167d4f27b035b490cc6
[INFO] running `Command { std: "docker" "start" "-a" "a20cd2eaa4ecbe99850954983010ae8db7512a1d03a3e167d4f27b035b490cc6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling link_list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 49.16s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/link_list-755c3a8f0d3d9db8)
[INFO] running `Command { std: "docker" "inspect" "a20cd2eaa4ecbe99850954983010ae8db7512a1d03a3e167d4f27b035b490cc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a20cd2eaa4ecbe99850954983010ae8db7512a1d03a3e167d4f27b035b490cc6", kill_on_drop: false }`
[INFO] [stdout] a20cd2eaa4ecbe99850954983010ae8db7512a1d03a3e167d4f27b035b490cc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9427d17edc07ca39ec623600ac9863076ed2ceda960826488b13f4fdcf795eb3
[INFO] running `Command { std: "docker" "start" "-a" "9427d17edc07ca39ec623600ac9863076ed2ceda960826488b13f4fdcf795eb3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.79s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/link_list-755c3a8f0d3d9db8)
[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 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9427d17edc07ca39ec623600ac9863076ed2ceda960826488b13f4fdcf795eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9427d17edc07ca39ec623600ac9863076ed2ceda960826488b13f4fdcf795eb3", kill_on_drop: false }`
[INFO] [stdout] 9427d17edc07ca39ec623600ac9863076ed2ceda960826488b13f4fdcf795eb3