[INFO] cloning repository https://github.com/shautvast/rust-workshop-linkedlist
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shautvast/rust-workshop-linkedlist" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshautvast%2Frust-workshop-linkedlist", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshautvast%2Frust-workshop-linkedlist'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 534b0d39e04e4756a76f7970d4af64a7c1dbfdce
[INFO] testing shautvast/rust-workshop-linkedlist against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshautvast%2Frust-workshop-linkedlist" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shautvast/rust-workshop-linkedlist on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shautvast/rust-workshop-linkedlist
[INFO] finished tweaking git repo https://github.com/shautvast/rust-workshop-linkedlist
[INFO] tweaked toml for git repo https://github.com/shautvast/rust-workshop-linkedlist written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/shautvast/rust-workshop-linkedlist already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21a177b569f72846fd062d08a2ba10a24da6026157b5c6cdd355dc7a7910444b
[INFO] running `Command { std: "docker" "start" "-a" "21a177b569f72846fd062d08a2ba10a24da6026157b5c6cdd355dc7a7910444b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21a177b569f72846fd062d08a2ba10a24da6026157b5c6cdd355dc7a7910444b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21a177b569f72846fd062d08a2ba10a24da6026157b5c6cdd355dc7a7910444b", kill_on_drop: false }`
[INFO] [stdout] 21a177b569f72846fd062d08a2ba10a24da6026157b5c6cdd355dc7a7910444b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5de8f9675570dbf67115565217c8b288b07e19051706e3fa95fccc1232178105
[INFO] running `Command { std: "docker" "start" "-a" "5de8f9675570dbf67115565217c8b288b07e19051706e3fa95fccc1232178105", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling linkedlist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "5de8f9675570dbf67115565217c8b288b07e19051706e3fa95fccc1232178105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de8f9675570dbf67115565217c8b288b07e19051706e3fa95fccc1232178105", kill_on_drop: false }`
[INFO] [stdout] 5de8f9675570dbf67115565217c8b288b07e19051706e3fa95fccc1232178105
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb3e0bd3c7b799ac39629e2b7cfb11f5d93ca3b62b74a4e7531fc88f87d6152a
[INFO] running `Command { std: "docker" "start" "-a" "eb3e0bd3c7b799ac39629e2b7cfb11f5d93ca3b62b74a4e7531fc88f87d6152a", kill_on_drop: false }`
[INFO] [stderr]    Compiling linkedlist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "eb3e0bd3c7b799ac39629e2b7cfb11f5d93ca3b62b74a4e7531fc88f87d6152a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb3e0bd3c7b799ac39629e2b7cfb11f5d93ca3b62b74a4e7531fc88f87d6152a", kill_on_drop: false }`
[INFO] [stdout] eb3e0bd3c7b799ac39629e2b7cfb11f5d93ca3b62b74a4e7531fc88f87d6152a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f8da0fa62486c6823257092d5b5210d0b7fa03bb65559a380d50d7f697ef183b
[INFO] running `Command { std: "docker" "start" "-a" "f8da0fa62486c6823257092d5b5210d0b7fa03bb65559a380d50d7f697ef183b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/linkedlist-32f45a5e0fa40cab)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f8da0fa62486c6823257092d5b5210d0b7fa03bb65559a380d50d7f697ef183b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8da0fa62486c6823257092d5b5210d0b7fa03bb65559a380d50d7f697ef183b", kill_on_drop: false }`
[INFO] [stdout] f8da0fa62486c6823257092d5b5210d0b7fa03bb65559a380d50d7f697ef183b