[INFO] fetching crate take_ref 0.2.0...
[INFO] testing take_ref-0.2.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate take_ref 0.2.0 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate take_ref 0.2.0 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 take_ref 0.2.0
[INFO] finished tweaking crates.io crate take_ref 0.2.0
[INFO] tweaked toml for crates.io crate take_ref 0.2.0 written to /workspace/builds/worker-27/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 55fb66f76539b89c952cb80743efe21b74f84903523a97336c773c36e782f72c
[INFO] running `Command { std: "docker" "start" "-a" "55fb66f76539b89c952cb80743efe21b74f84903523a97336c773c36e782f72c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55fb66f76539b89c952cb80743efe21b74f84903523a97336c773c36e782f72c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55fb66f76539b89c952cb80743efe21b74f84903523a97336c773c36e782f72c", kill_on_drop: false }`
[INFO] [stdout] 55fb66f76539b89c952cb80743efe21b74f84903523a97336c773c36e782f72c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] df5ce40d671f0857f554410543c88c268c5c066fdd20f1fa4dd4287ec38a6328
[INFO] running `Command { std: "docker" "start" "-a" "df5ce40d671f0857f554410543c88c268c5c066fdd20f1fa4dd4287ec38a6328", kill_on_drop: false }`
[INFO] [stderr]    Compiling take_ref v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "df5ce40d671f0857f554410543c88c268c5c066fdd20f1fa4dd4287ec38a6328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df5ce40d671f0857f554410543c88c268c5c066fdd20f1fa4dd4287ec38a6328", kill_on_drop: false }`
[INFO] [stdout] df5ce40d671f0857f554410543c88c268c5c066fdd20f1fa4dd4287ec38a6328
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 6391e8746e04b7c93e38b13cbf80ae7f5043f6a7736fe18e8a1034ed258bf10d
[INFO] running `Command { std: "docker" "start" "-a" "6391e8746e04b7c93e38b13cbf80ae7f5043f6a7736fe18e8a1034ed258bf10d", kill_on_drop: false }`
[INFO] [stderr]    Compiling take_ref v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "6391e8746e04b7c93e38b13cbf80ae7f5043f6a7736fe18e8a1034ed258bf10d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6391e8746e04b7c93e38b13cbf80ae7f5043f6a7736fe18e8a1034ed258bf10d", kill_on_drop: false }`
[INFO] [stdout] 6391e8746e04b7c93e38b13cbf80ae7f5043f6a7736fe18e8a1034ed258bf10d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 3e93edeaf96343bdbad49f756659b89ad8fba4daed008dfe1f7515632384faf9
[INFO] running `Command { std: "docker" "start" "-a" "3e93edeaf96343bdbad49f756659b89ad8fba4daed008dfe1f7515632384faf9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/take_ref-7ada40fccc08b3c6)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests take_ref
[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 9 tests
[INFO] [stdout] test src/take_slice.rs - take_slice::TakeSlice (line 32) - compile fail ... ok
[INFO] [stdout] test src/take_ref.rs - take_ref::TakeRef (line 36) - compile fail ... ok
[INFO] [stdout] test src/take_ref.rs - take_ref::TakeRef (line 28) - compile fail ... ok
[INFO] [stdout] test src/take_string.rs - take_string::TakeString (line 35) - compile fail ... ok
[INFO] [stdout] test src/take_string.rs - take_string::TakeString (line 27) - compile fail ... ok
[INFO] [stdout] test src/take_slice.rs - take_slice::TakeSlice (line 24) - compile fail ... ok
[INFO] [stdout] test src/take_ref.rs - take_ref::TakeRef (line 7) ... ok
[INFO] [stdout] test src/take_string.rs - take_string::TakeString (line 9) ... ok
[INFO] [stdout] test src/take_slice.rs - take_slice::TakeSlice (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3e93edeaf96343bdbad49f756659b89ad8fba4daed008dfe1f7515632384faf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e93edeaf96343bdbad49f756659b89ad8fba4daed008dfe1f7515632384faf9", kill_on_drop: false }`
[INFO] [stdout] 3e93edeaf96343bdbad49f756659b89ad8fba4daed008dfe1f7515632384faf9