[INFO] cloning repository https://github.com/libraries/log_collection
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/libraries/log_collection" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibraries%2Flog_collection", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibraries%2Flog_collection'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bac1c95e80db3289c72ad4e4ab95f3f6db002514
[INFO] testing libraries/log_collection against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibraries%2Flog_collection" "/workspace/builds/worker-102/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-102/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/libraries/log_collection on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/libraries/log_collection
[INFO] finished tweaking git repo https://github.com/libraries/log_collection
[INFO] tweaked toml for git repo https://github.com/libraries/log_collection written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] crate git repo https://github.com/libraries/log_collection already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d61c61f893b5cd72136af497e22c6fe9f94e120903702884b3b2d2da08d8bb0
[INFO] running `Command { std: "docker" "start" "-a" "0d61c61f893b5cd72136af497e22c6fe9f94e120903702884b3b2d2da08d8bb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d61c61f893b5cd72136af497e22c6fe9f94e120903702884b3b2d2da08d8bb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d61c61f893b5cd72136af497e22c6fe9f94e120903702884b3b2d2da08d8bb0", kill_on_drop: false }`
[INFO] [stdout] 0d61c61f893b5cd72136af497e22c6fe9f94e120903702884b3b2d2da08d8bb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f04f8c656c0f2ecf0859633ed960e3e767e5c8450fd5142543e8eabf4c66e21
[INFO] running `Command { std: "docker" "start" "-a" "1f04f8c656c0f2ecf0859633ed960e3e767e5c8450fd5142543e8eabf4c66e21", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling log_collection v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.07s
[INFO] running `Command { std: "docker" "inspect" "1f04f8c656c0f2ecf0859633ed960e3e767e5c8450fd5142543e8eabf4c66e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f04f8c656c0f2ecf0859633ed960e3e767e5c8450fd5142543e8eabf4c66e21", kill_on_drop: false }`
[INFO] [stdout] 1f04f8c656c0f2ecf0859633ed960e3e767e5c8450fd5142543e8eabf4c66e21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f13e7f6cf6815ba8076ec0843c99e6f1b33ebe87aea24d64f4efee76650256b
[INFO] running `Command { std: "docker" "start" "-a" "0f13e7f6cf6815ba8076ec0843c99e6f1b33ebe87aea24d64f4efee76650256b", kill_on_drop: false }`
[INFO] [stderr]    Compiling log_collection v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "0f13e7f6cf6815ba8076ec0843c99e6f1b33ebe87aea24d64f4efee76650256b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f13e7f6cf6815ba8076ec0843c99e6f1b33ebe87aea24d64f4efee76650256b", kill_on_drop: false }`
[INFO] [stdout] 0f13e7f6cf6815ba8076ec0843c99e6f1b33ebe87aea24d64f4efee76650256b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 769b5bb94d056d4d00956ae403c97668f858095b024e42d6e745823fd8e06f31
[INFO] running `Command { std: "docker" "start" "-a" "769b5bb94d056d4d00956ae403c97668f858095b024e42d6e745823fd8e06f31", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/log_collection-bdbb9ab1a9c4515c)
[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" "769b5bb94d056d4d00956ae403c97668f858095b024e42d6e745823fd8e06f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "769b5bb94d056d4d00956ae403c97668f858095b024e42d6e745823fd8e06f31", kill_on_drop: false }`
[INFO] [stdout] 769b5bb94d056d4d00956ae403c97668f858095b024e42d6e745823fd8e06f31