[INFO] fetching crate take_ref 0.2.0...
[INFO] testing take_ref-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate take_ref 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate take_ref 0.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0de070ea4535f9f536c52a23d47e3e08fc976cbabd7b62dcc00fee128188de8
[INFO] running `Command { std: "docker" "start" "-a" "d0de070ea4535f9f536c52a23d47e3e08fc976cbabd7b62dcc00fee128188de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0de070ea4535f9f536c52a23d47e3e08fc976cbabd7b62dcc00fee128188de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0de070ea4535f9f536c52a23d47e3e08fc976cbabd7b62dcc00fee128188de8", kill_on_drop: false }`
[INFO] [stdout] d0de070ea4535f9f536c52a23d47e3e08fc976cbabd7b62dcc00fee128188de8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eafe5460c6482a859fcfbd00b767898b0bbc26b9516fa7033048040181918576
[INFO] running `Command { std: "docker" "start" "-a" "eafe5460c6482a859fcfbd00b767898b0bbc26b9516fa7033048040181918576", kill_on_drop: false }`
[INFO] [stderr]    Compiling take_ref v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "eafe5460c6482a859fcfbd00b767898b0bbc26b9516fa7033048040181918576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eafe5460c6482a859fcfbd00b767898b0bbc26b9516fa7033048040181918576", kill_on_drop: false }`
[INFO] [stdout] eafe5460c6482a859fcfbd00b767898b0bbc26b9516fa7033048040181918576
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49f98d3619fabd839195dec964a35e0e8676c103606028b0a84a20f7c0b91dee
[INFO] running `Command { std: "docker" "start" "-a" "49f98d3619fabd839195dec964a35e0e8676c103606028b0a84a20f7c0b91dee", kill_on_drop: false }`
[INFO] [stderr]    Compiling take_ref v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "49f98d3619fabd839195dec964a35e0e8676c103606028b0a84a20f7c0b91dee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49f98d3619fabd839195dec964a35e0e8676c103606028b0a84a20f7c0b91dee", kill_on_drop: false }`
[INFO] [stdout] 49f98d3619fabd839195dec964a35e0e8676c103606028b0a84a20f7c0b91dee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d96a2b37929318e279e28269c18216d1278f44777b023a168ffaf70ae52ab4de
[INFO] running `Command { std: "docker" "start" "-a" "d96a2b37929318e279e28269c18216d1278f44777b023a168ffaf70ae52ab4de", 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-7912989e84508da1)
[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 take_ref
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/take_ref.rs - take_ref::TakeRef (line 36) - compile fail ... ok
[INFO] [stdout] test src/take_string.rs - take_string::TakeString (line 27) - compile fail ... ok
[INFO] [stdout] test src/take_ref.rs - take_ref::TakeRef (line 28) - compile fail ... ok
[INFO] [stdout] test src/take_slice.rs - take_slice::TakeSlice (line 32) - compile fail ... ok
[INFO] [stdout] test src/take_string.rs - take_string::TakeString (line 35) - 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 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d96a2b37929318e279e28269c18216d1278f44777b023a168ffaf70ae52ab4de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d96a2b37929318e279e28269c18216d1278f44777b023a168ffaf70ae52ab4de", kill_on_drop: false }`
[INFO] [stdout] d96a2b37929318e279e28269c18216d1278f44777b023a168ffaf70ae52ab4de