[INFO] fetching crate winter-prover 0.2.0...
[INFO] testing winter-prover-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate winter-prover 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate winter-prover 0.2.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate winter-prover 0.2.0
[INFO] finished tweaking crates.io crate winter-prover 0.2.0
[INFO] tweaked toml for crates.io crate winter-prover 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2d7452a03c08e2127c63aa218db8a6ec08249a5c1cca91c55e469e8822ce417
[INFO] running `Command { std: "docker" "start" "-a" "f2d7452a03c08e2127c63aa218db8a6ec08249a5c1cca91c55e469e8822ce417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2d7452a03c08e2127c63aa218db8a6ec08249a5c1cca91c55e469e8822ce417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2d7452a03c08e2127c63aa218db8a6ec08249a5c1cca91c55e469e8822ce417", kill_on_drop: false }`
[INFO] [stdout] f2d7452a03c08e2127c63aa218db8a6ec08249a5c1cca91c55e469e8822ce417
[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=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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd052a4936953d1b213f46aa984d2fffdfe89e10f9ec7bf02c49fec00c65beb7
[INFO] running `Command { std: "docker" "start" "-a" "dd052a4936953d1b213f46aa984d2fffdfe89e10f9ec7bf02c49fec00c65beb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling winter-prover v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "dd052a4936953d1b213f46aa984d2fffdfe89e10f9ec7bf02c49fec00c65beb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd052a4936953d1b213f46aa984d2fffdfe89e10f9ec7bf02c49fec00c65beb7", kill_on_drop: false }`
[INFO] [stdout] dd052a4936953d1b213f46aa984d2fffdfe89e10f9ec7bf02c49fec00c65beb7
[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=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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13a4ee3949987fc82fd8c001d318593bc9ec28b5e6f6651cd357d32065402962
[INFO] running `Command { std: "docker" "start" "-a" "13a4ee3949987fc82fd8c001d318593bc9ec28b5e6f6651cd357d32065402962", kill_on_drop: false }`
[INFO] [stderr]    Compiling winter-prover v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "13a4ee3949987fc82fd8c001d318593bc9ec28b5e6f6651cd357d32065402962", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13a4ee3949987fc82fd8c001d318593bc9ec28b5e6f6651cd357d32065402962", kill_on_drop: false }`
[INFO] [stdout] 13a4ee3949987fc82fd8c001d318593bc9ec28b5e6f6651cd357d32065402962
[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=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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f90f7f809ef7db6acc73ab5ab1e003f68eb3424d902cfed0a9f949fcea35c9c7
[INFO] running `Command { std: "docker" "start" "-a" "f90f7f809ef7db6acc73ab5ab1e003f68eb3424d902cfed0a9f949fcea35c9c7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/winter_prover-d95015278121f876)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test constraints::composition_poly::tests::transpose ... ok
[INFO] [stdout] test trace::tests::new_trace_table ... ok
[INFO] [stdout] test constraints::periodic_table::tests::periodic_value_table ... ok
[INFO] [stdout] test trace::tests::commit_trace_table ... ok
[INFO] [stdout] test trace::tests::extend_trace_table ... ok
[INFO] [stderr]    Doc-tests winter-prover
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "f90f7f809ef7db6acc73ab5ab1e003f68eb3424d902cfed0a9f949fcea35c9c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f90f7f809ef7db6acc73ab5ab1e003f68eb3424d902cfed0a9f949fcea35c9c7", kill_on_drop: false }`
[INFO] [stdout] f90f7f809ef7db6acc73ab5ab1e003f68eb3424d902cfed0a9f949fcea35c9c7