[INFO] fetching crate rainbow 0.1.0...
[INFO] testing rainbow-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate rainbow 0.1.0 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate rainbow 0.1.0 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 rainbow 0.1.0
[INFO] finished tweaking crates.io crate rainbow 0.1.0
[INFO] tweaked toml for crates.io crate rainbow 0.1.0 written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate crates.io crate rainbow 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rainbow-macros v0.1.0
[INFO] [stderr]   Downloaded en v0.1.1
[INFO] [stderr]   Downloaded uno v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] b1021a0771f666194f2cb5592dcfd46f0e46dfc4b56db0c7570e43ae606d9bda
[INFO] running `Command { std: "docker" "start" "-a" "b1021a0771f666194f2cb5592dcfd46f0e46dfc4b56db0c7570e43ae606d9bda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1021a0771f666194f2cb5592dcfd46f0e46dfc4b56db0c7570e43ae606d9bda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1021a0771f666194f2cb5592dcfd46f0e46dfc4b56db0c7570e43ae606d9bda", kill_on_drop: false }`
[INFO] [stdout] b1021a0771f666194f2cb5592dcfd46f0e46dfc4b56db0c7570e43ae606d9bda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] 08ff9eebdf8a2a6b03565c0b25875a45addc8d9b4b5d2d61ca0b56836e5790ad
[INFO] running `Command { std: "docker" "start" "-a" "08ff9eebdf8a2a6b03565c0b25875a45addc8d9b4b5d2d61ca0b56836e5790ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling rainbow-shared v0.1.0
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling en v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling rainbow-macros v0.1.0
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling uno v0.1.0
[INFO] [stderr]    Compiling rainbow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.70s
[INFO] running `Command { std: "docker" "inspect" "08ff9eebdf8a2a6b03565c0b25875a45addc8d9b4b5d2d61ca0b56836e5790ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08ff9eebdf8a2a6b03565c0b25875a45addc8d9b4b5d2d61ca0b56836e5790ad", kill_on_drop: false }`
[INFO] [stdout] 08ff9eebdf8a2a6b03565c0b25875a45addc8d9b4b5d2d61ca0b56836e5790ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] 16478af0ca3ae0489739e72e17ed16e86528b4cf7dd25fed6cb0c717365f4967
[INFO] running `Command { std: "docker" "start" "-a" "16478af0ca3ae0489739e72e17ed16e86528b4cf7dd25fed6cb0c717365f4967", kill_on_drop: false }`
[INFO] [stderr]    Compiling rainbow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "16478af0ca3ae0489739e72e17ed16e86528b4cf7dd25fed6cb0c717365f4967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16478af0ca3ae0489739e72e17ed16e86528b4cf7dd25fed6cb0c717365f4967", kill_on_drop: false }`
[INFO] [stdout] 16478af0ca3ae0489739e72e17ed16e86528b4cf7dd25fed6cb0c717365f4967
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] e3622a85511a56b224fa2c6957e02b51a990ae68bd8ad27c104c25627dfda61e
[INFO] running `Command { std: "docker" "start" "-a" "e3622a85511a56b224fa2c6957e02b51a990ae68bd8ad27c104c25627dfda61e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rainbow-d4b42a065c30ac9a)
[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]    Doc-tests rainbow
[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" "e3622a85511a56b224fa2c6957e02b51a990ae68bd8ad27c104c25627dfda61e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3622a85511a56b224fa2c6957e02b51a990ae68bd8ad27c104c25627dfda61e", kill_on_drop: false }`
[INFO] [stdout] e3622a85511a56b224fa2c6957e02b51a990ae68bd8ad27c104c25627dfda61e