[INFO] fetching crate arith_wrappers 0.1.0...
[INFO] testing arith_wrappers-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate arith_wrappers 0.1.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate arith_wrappers 0.1.0 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] removed /workspace/builds/worker-15/source/rust-toolchain
[INFO] started tweaking crates.io crate arith_wrappers 0.1.0
[INFO] finished tweaking crates.io crate arith_wrappers 0.1.0
[INFO] tweaked toml for crates.io crate arith_wrappers 0.1.0 written to /workspace/builds/worker-15/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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 78e6612bda8512d59d61cc50ce0314144ac86d7aa2dda50e4f78b1f0d479483e
[INFO] running `Command { std: "docker" "start" "-a" "78e6612bda8512d59d61cc50ce0314144ac86d7aa2dda50e4f78b1f0d479483e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78e6612bda8512d59d61cc50ce0314144ac86d7aa2dda50e4f78b1f0d479483e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78e6612bda8512d59d61cc50ce0314144ac86d7aa2dda50e4f78b1f0d479483e", kill_on_drop: false }`
[INFO] [stdout] 78e6612bda8512d59d61cc50ce0314144ac86d7aa2dda50e4f78b1f0d479483e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 506a09a0e24beb7b03fc247a58bcf5e8892b11bc04989c092f2b3488a7d66d78
[INFO] running `Command { std: "docker" "start" "-a" "506a09a0e24beb7b03fc247a58bcf5e8892b11bc04989c092f2b3488a7d66d78", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling arith_traits v0.1.0
[INFO] [stderr]    Compiling arith_wrappers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "506a09a0e24beb7b03fc247a58bcf5e8892b11bc04989c092f2b3488a7d66d78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "506a09a0e24beb7b03fc247a58bcf5e8892b11bc04989c092f2b3488a7d66d78", kill_on_drop: false }`
[INFO] [stdout] 506a09a0e24beb7b03fc247a58bcf5e8892b11bc04989c092f2b3488a7d66d78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 754492380ab659f43e57581ddb9cec516b3175d77afe8ab42dd20b7e8bdb65e1
[INFO] running `Command { std: "docker" "start" "-a" "754492380ab659f43e57581ddb9cec516b3175d77afe8ab42dd20b7e8bdb65e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling arith_wrappers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "754492380ab659f43e57581ddb9cec516b3175d77afe8ab42dd20b7e8bdb65e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "754492380ab659f43e57581ddb9cec516b3175d77afe8ab42dd20b7e8bdb65e1", kill_on_drop: false }`
[INFO] [stdout] 754492380ab659f43e57581ddb9cec516b3175d77afe8ab42dd20b7e8bdb65e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 942c72c92e891fc781da857fb2db3257060ef623da090df2c7898baedaa1eef2
[INFO] running `Command { std: "docker" "start" "-a" "942c72c92e891fc781da857fb2db3257060ef623da090df2c7898baedaa1eef2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arith_wrappers-d7e8c7f01da85f3b)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arith_wrappers
[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] [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" "942c72c92e891fc781da857fb2db3257060ef623da090df2c7898baedaa1eef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "942c72c92e891fc781da857fb2db3257060ef623da090df2c7898baedaa1eef2", kill_on_drop: false }`
[INFO] [stdout] 942c72c92e891fc781da857fb2db3257060ef623da090df2c7898baedaa1eef2