[INFO] cloning repository https://github.com/Tonyce/data-learn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tonyce/data-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTonyce%2Fdata-learn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTonyce%2Fdata-learn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 031b5dfdd75d5caa5b3223cee08246357699e09d
[INFO] testing Tonyce/data-learn against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTonyce%2Fdata-learn" "/workspace/builds/worker-47/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-47/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tonyce/data-learn 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/Tonyce/data-learn
[INFO] finished tweaking git repo https://github.com/Tonyce/data-learn
[INFO] tweaked toml for git repo https://github.com/Tonyce/data-learn written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] crate git repo https://github.com/Tonyce/data-learn 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 4a7a149431f816ae5143c3f68e92dffbb58aba282e3184c8d6caafd9ba9e0d4b
[INFO] running `Command { std: "docker" "start" "-a" "4a7a149431f816ae5143c3f68e92dffbb58aba282e3184c8d6caafd9ba9e0d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a7a149431f816ae5143c3f68e92dffbb58aba282e3184c8d6caafd9ba9e0d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a7a149431f816ae5143c3f68e92dffbb58aba282e3184c8d6caafd9ba9e0d4b", kill_on_drop: false }`
[INFO] [stdout] 4a7a149431f816ae5143c3f68e92dffbb58aba282e3184c8d6caafd9ba9e0d4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 661a5a34faed1319df553bd5199ce7e664fddd98f548a34e6a4bf5c83dfb7c3c
[INFO] running `Command { std: "docker" "start" "-a" "661a5a34faed1319df553bd5199ce7e664fddd98f548a34e6a4bf5c83dfb7c3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling double-link-list v0.1.0 (/opt/rustwide/workdir/double-link-list)
[INFO] [stderr]    Compiling single-link-list v0.1.0 (/opt/rustwide/workdir/single-link-list)
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling skip-list v0.1.0 (/opt/rustwide/workdir/skip-list)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.66s
[INFO] running `Command { std: "docker" "inspect" "661a5a34faed1319df553bd5199ce7e664fddd98f548a34e6a4bf5c83dfb7c3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "661a5a34faed1319df553bd5199ce7e664fddd98f548a34e6a4bf5c83dfb7c3c", kill_on_drop: false }`
[INFO] [stdout] 661a5a34faed1319df553bd5199ce7e664fddd98f548a34e6a4bf5c83dfb7c3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 3248c5722bc13021c1b3949fe87dcd376a493beb33b1be36a2e9b21b9940ee7b
[INFO] running `Command { std: "docker" "start" "-a" "3248c5722bc13021c1b3949fe87dcd376a493beb33b1be36a2e9b21b9940ee7b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling single-link-list v0.1.0 (/opt/rustwide/workdir/single-link-list)
[INFO] [stderr]    Compiling double-link-list v0.1.0 (/opt/rustwide/workdir/double-link-list)
[INFO] [stderr]    Compiling skip-list v0.1.0 (/opt/rustwide/workdir/skip-list)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "3248c5722bc13021c1b3949fe87dcd376a493beb33b1be36a2e9b21b9940ee7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3248c5722bc13021c1b3949fe87dcd376a493beb33b1be36a2e9b21b9940ee7b", kill_on_drop: false }`
[INFO] [stdout] 3248c5722bc13021c1b3949fe87dcd376a493beb33b1be36a2e9b21b9940ee7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 0340c66d816a9299de5399b85e99e62ed2833ca5d5626a39d4a616dd68de13f5
[INFO] running `Command { std: "docker" "start" "-a" "0340c66d816a9299de5399b85e99e62ed2833ca5d5626a39d4a616dd68de13f5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/double_link_list-ef96d8d5afada117)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/single_link_list-ffeca74e44862e3e)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/skip_list-d20732d7ae1a5f48)
[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] [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" "0340c66d816a9299de5399b85e99e62ed2833ca5d5626a39d4a616dd68de13f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0340c66d816a9299de5399b85e99e62ed2833ca5d5626a39d4a616dd68de13f5", kill_on_drop: false }`
[INFO] [stdout] 0340c66d816a9299de5399b85e99e62ed2833ca5d5626a39d4a616dd68de13f5