[INFO] fetching crate cool-id-generator 1.0.0...
[INFO] testing cool-id-generator-1.0.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate cool-id-generator 1.0.0 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate cool-id-generator 1.0.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cool-id-generator 1.0.0
[INFO] finished tweaking crates.io crate cool-id-generator 1.0.0
[INFO] tweaked toml for crates.io crate cool-id-generator 1.0.0 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37ff57f9e0257e289cd0b61466b0008d665b4ce03d6651d9295e6df5478f2ab6
[INFO] running `Command { std: "docker" "start" "-a" "37ff57f9e0257e289cd0b61466b0008d665b4ce03d6651d9295e6df5478f2ab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37ff57f9e0257e289cd0b61466b0008d665b4ce03d6651d9295e6df5478f2ab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37ff57f9e0257e289cd0b61466b0008d665b4ce03d6651d9295e6df5478f2ab6", kill_on_drop: false }`
[INFO] [stdout] 37ff57f9e0257e289cd0b61466b0008d665b4ce03d6651d9295e6df5478f2ab6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07350d017c9211fdb714c82c851dedd5e3855fb94590a43f9d322ef063a6c44d
[INFO] running `Command { std: "docker" "start" "-a" "07350d017c9211fdb714c82c851dedd5e3855fb94590a43f9d322ef063a6c44d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling cool-id-generator v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.42s
[INFO] running `Command { std: "docker" "inspect" "07350d017c9211fdb714c82c851dedd5e3855fb94590a43f9d322ef063a6c44d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07350d017c9211fdb714c82c851dedd5e3855fb94590a43f9d322ef063a6c44d", kill_on_drop: false }`
[INFO] [stdout] 07350d017c9211fdb714c82c851dedd5e3855fb94590a43f9d322ef063a6c44d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2ad7a801831ac5ce7e5a268393089a387042741a285fe89e75581b64877e4ec
[INFO] running `Command { std: "docker" "start" "-a" "c2ad7a801831ac5ce7e5a268393089a387042741a285fe89e75581b64877e4ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling cool-id-generator v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.38s
[INFO] running `Command { std: "docker" "inspect" "c2ad7a801831ac5ce7e5a268393089a387042741a285fe89e75581b64877e4ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2ad7a801831ac5ce7e5a268393089a387042741a285fe89e75581b64877e4ec", kill_on_drop: false }`
[INFO] [stdout] c2ad7a801831ac5ce7e5a268393089a387042741a285fe89e75581b64877e4ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df2a5c27cd23018fa787fe70bf0387f80461cfb7f40915815ae43c4effc0094c
[INFO] running `Command { std: "docker" "start" "-a" "df2a5c27cd23018fa787fe70bf0387f80461cfb7f40915815ae43c4effc0094c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cool_id_generator-af431574a710e5c2)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... 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] [stderr]    Doc-tests cool-id-generator
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Size (line 78) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "df2a5c27cd23018fa787fe70bf0387f80461cfb7f40915815ae43c4effc0094c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df2a5c27cd23018fa787fe70bf0387f80461cfb7f40915815ae43c4effc0094c", kill_on_drop: false }`
[INFO] [stdout] df2a5c27cd23018fa787fe70bf0387f80461cfb7f40915815ae43c4effc0094c