[INFO] fetching crate chessboard-generator 0.1.3-alpha...
[INFO] testing chessboard-generator-0.1.3-alpha against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate chessboard-generator 0.1.3-alpha into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate chessboard-generator 0.1.3-alpha
[INFO] finished tweaking crates.io crate chessboard-generator 0.1.3-alpha
[INFO] tweaked toml for crates.io crate chessboard-generator 0.1.3-alpha written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate chessboard-generator 0.1.3-alpha on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate chessboard-generator 0.1.3-alpha 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 260a79aad4476e9c4886ff6f64c881ffe00103638f4ac44fe53b78731fb54523
[INFO] running `Command { std: "docker" "start" "-a" "260a79aad4476e9c4886ff6f64c881ffe00103638f4ac44fe53b78731fb54523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "260a79aad4476e9c4886ff6f64c881ffe00103638f4ac44fe53b78731fb54523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "260a79aad4476e9c4886ff6f64c881ffe00103638f4ac44fe53b78731fb54523", kill_on_drop: false }`
[INFO] [stdout] 260a79aad4476e9c4886ff6f64c881ffe00103638f4ac44fe53b78731fb54523
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a246687d670f8a19ec0adde977db348fe68b0f5e99b1e061ac0d74b52ca2e82
[INFO] running `Command { std: "docker" "start" "-a" "8a246687d670f8a19ec0adde977db348fe68b0f5e99b1e061ac0d74b52ca2e82", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling miniz_oxide v0.7.3
[INFO] [stderr]    Compiling cc v1.0.99
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling flate2 v1.0.30
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling fdeflate v0.3.4
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling tracing-error v0.2.0
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling png v0.17.13
[INFO] [stderr]    Compiling color-spantrace v0.2.1
[INFO] [stderr]    Compiling bytemuck v1.16.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling image v0.25.1
[INFO] [stderr]    Compiling color-eyre v0.6.3
[INFO] [stderr]    Compiling chessboard-generator v0.1.3-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.34s
[INFO] running `Command { std: "docker" "inspect" "8a246687d670f8a19ec0adde977db348fe68b0f5e99b1e061ac0d74b52ca2e82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a246687d670f8a19ec0adde977db348fe68b0f5e99b1e061ac0d74b52ca2e82", kill_on_drop: false }`
[INFO] [stdout] 8a246687d670f8a19ec0adde977db348fe68b0f5e99b1e061ac0d74b52ca2e82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 174ba24b9813ce03a7ffcaf15becef4f65ec4da5cb672097e1fd0f169187bcde
[INFO] running `Command { std: "docker" "start" "-a" "174ba24b9813ce03a7ffcaf15becef4f65ec4da5cb672097e1fd0f169187bcde", kill_on_drop: false }`
[INFO] [stderr]    Compiling chessboard-generator v0.1.3-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "174ba24b9813ce03a7ffcaf15becef4f65ec4da5cb672097e1fd0f169187bcde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "174ba24b9813ce03a7ffcaf15becef4f65ec4da5cb672097e1fd0f169187bcde", kill_on_drop: false }`
[INFO] [stdout] 174ba24b9813ce03a7ffcaf15becef4f65ec4da5cb672097e1fd0f169187bcde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 95bdc22902bff38510340ffc47f9776211062d35c4d0c7279a491f7aaaa5276c
[INFO] running `Command { std: "docker" "start" "-a" "95bdc22902bff38510340ffc47f9776211062d35c4d0c7279a491f7aaaa5276c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/chessboard_generator-b7c332c56668eed6)
[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 chessboard_generator
[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" "95bdc22902bff38510340ffc47f9776211062d35c4d0c7279a491f7aaaa5276c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95bdc22902bff38510340ffc47f9776211062d35c4d0c7279a491f7aaaa5276c", kill_on_drop: false }`
[INFO] [stdout] 95bdc22902bff38510340ffc47f9776211062d35c4d0c7279a491f7aaaa5276c