[INFO] fetching crate fen4 0.7.0...
[INFO] testing fen4-0.7.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate fen4 0.7.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate fen4 0.7.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fen4 0.7.0
[INFO] finished tweaking crates.io crate fen4 0.7.0
[INFO] tweaked toml for crates.io crate fen4 0.7.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e35fdca2bdd94c96e6cd46e715412d5fb7f1e903e0193862afe07cbe2a7628a
[INFO] running `Command { std: "docker" "start" "-a" "2e35fdca2bdd94c96e6cd46e715412d5fb7f1e903e0193862afe07cbe2a7628a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e35fdca2bdd94c96e6cd46e715412d5fb7f1e903e0193862afe07cbe2a7628a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e35fdca2bdd94c96e6cd46e715412d5fb7f1e903e0193862afe07cbe2a7628a", kill_on_drop: false }`
[INFO] [stdout] 2e35fdca2bdd94c96e6cd46e715412d5fb7f1e903e0193862afe07cbe2a7628a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fd1f948c6d2c2d56b64a0086008e668030b7c6fb8c64c8d347690d4a064a141
[INFO] running `Command { std: "docker" "start" "-a" "7fd1f948c6d2c2d56b64a0086008e668030b7c6fb8c64c8d347690d4a064a141", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling fen4 v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.52s
[INFO] running `Command { std: "docker" "inspect" "7fd1f948c6d2c2d56b64a0086008e668030b7c6fb8c64c8d347690d4a064a141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fd1f948c6d2c2d56b64a0086008e668030b7c6fb8c64c8d347690d4a064a141", kill_on_drop: false }`
[INFO] [stdout] 7fd1f948c6d2c2d56b64a0086008e668030b7c6fb8c64c8d347690d4a064a141
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 824c43623b82e31b57698c77f1be94f01f2a9185225ef5b372fa63205dda452e
[INFO] running `Command { std: "docker" "start" "-a" "824c43623b82e31b57698c77f1be94f01f2a9185225ef5b372fa63205dda452e", kill_on_drop: false }`
[INFO] [stderr]    Compiling fen4 v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "824c43623b82e31b57698c77f1be94f01f2a9185225ef5b372fa63205dda452e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "824c43623b82e31b57698c77f1be94f01f2a9185225ef5b372fa63205dda452e", kill_on_drop: false }`
[INFO] [stdout] 824c43623b82e31b57698c77f1be94f01f2a9185225ef5b372fa63205dda452e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f0f27f6d30e112b41174b674bc68c21e058fc583f22d98bbb14a15f4ca808baf
[INFO] running `Command { std: "docker" "start" "-a" "f0f27f6d30e112b41174b674bc68c21e058fc583f22d98bbb14a15f4ca808baf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fen4-95b163fe6e293ec9)
[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]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-098021ffe6b2426a)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test default ... ok
[INFO] [stdout] test complicated ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/chess960.rs (/opt/rustwide/target/debug/deps/chess960-643b4d097a0247a6)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test default_position ... ok
[INFO] [stdout] test smallest ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fen4
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/types.rs - types::TurnColor::next (line 22) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f0f27f6d30e112b41174b674bc68c21e058fc583f22d98bbb14a15f4ca808baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0f27f6d30e112b41174b674bc68c21e058fc583f22d98bbb14a15f4ca808baf", kill_on_drop: false }`
[INFO] [stdout] f0f27f6d30e112b41174b674bc68c21e058fc583f22d98bbb14a15f4ca808baf