[INFO] fetching crate zugzwang 0.1.0...
[INFO] testing zugzwang-0.1.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate zugzwang 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate zugzwang 0.1.0
[INFO] finished tweaking crates.io crate zugzwang 0.1.0
[INFO] tweaked toml for crates.io crate zugzwang 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zugzwang 0.1.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zugzwang 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78d278b06f6b50376da83561934de2437e4857079d66fb414b41044a686e5082
[INFO] running `Command { std: "docker" "start" "-a" "78d278b06f6b50376da83561934de2437e4857079d66fb414b41044a686e5082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78d278b06f6b50376da83561934de2437e4857079d66fb414b41044a686e5082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78d278b06f6b50376da83561934de2437e4857079d66fb414b41044a686e5082", kill_on_drop: false }`
[INFO] [stdout] 78d278b06f6b50376da83561934de2437e4857079d66fb414b41044a686e5082
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bc1f85aea438f333ae723ccb9dee5ea2ead3600fd55bb46c90058d42a0fda1a
[INFO] running `Command { std: "docker" "start" "-a" "2bc1f85aea438f333ae723ccb9dee5ea2ead3600fd55bb46c90058d42a0fda1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling zugzwang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "2bc1f85aea438f333ae723ccb9dee5ea2ead3600fd55bb46c90058d42a0fda1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bc1f85aea438f333ae723ccb9dee5ea2ead3600fd55bb46c90058d42a0fda1a", kill_on_drop: false }`
[INFO] [stdout] 2bc1f85aea438f333ae723ccb9dee5ea2ead3600fd55bb46c90058d42a0fda1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7bb8d20ce99e3cdd69537d4303f0c9630caa04ce1a3db61d78474a5592bcfc9
[INFO] running `Command { std: "docker" "start" "-a" "f7bb8d20ce99e3cdd69537d4303f0c9630caa04ce1a3db61d78474a5592bcfc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling zugzwang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "f7bb8d20ce99e3cdd69537d4303f0c9630caa04ce1a3db61d78474a5592bcfc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7bb8d20ce99e3cdd69537d4303f0c9630caa04ce1a3db61d78474a5592bcfc9", kill_on_drop: false }`
[INFO] [stdout] f7bb8d20ce99e3cdd69537d4303f0c9630caa04ce1a3db61d78474a5592bcfc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 95fa4d6b07e85fe9260b03c3a25e73e691d0111e1d152c96eb38c74893aa86c6
[INFO] running `Command { std: "docker" "start" "-a" "95fa4d6b07e85fe9260b03c3a25e73e691d0111e1d152c96eb38c74893aa86c6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/zugzwang-7125848ec98c024f)
[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" "95fa4d6b07e85fe9260b03c3a25e73e691d0111e1d152c96eb38c74893aa86c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95fa4d6b07e85fe9260b03c3a25e73e691d0111e1d152c96eb38c74893aa86c6", kill_on_drop: false }`
[INFO] [stdout] 95fa4d6b07e85fe9260b03c3a25e73e691d0111e1d152c96eb38c74893aa86c6