[INFO] fetching crate math-mumu 0.2.0-rc.4...
[INFO] testing math-mumu-0.2.0-rc.4 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate math-mumu 0.2.0-rc.4 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate math-mumu 0.2.0-rc.4
[INFO] finished tweaking crates.io crate math-mumu 0.2.0-rc.4
[INFO] tweaked toml for crates.io crate math-mumu 0.2.0-rc.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate math-mumu 0.2.0-rc.4 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate math-mumu 0.2.0-rc.4 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml_edit v0.23.5
[INFO] [stderr]   Downloaded bigdecimal v0.4.8
[INFO] [stderr]   Downloaded core-mumu v0.9.0-rc.4
[INFO] [stderr]   Downloaded rust_decimal v1.38.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f57e3f18c09a0a7a990e7aaf18b3e5de97d84fc374826469a4eae8329b653aef
[INFO] running `Command { std: "docker" "start" "-a" "f57e3f18c09a0a7a990e7aaf18b3e5de97d84fc374826469a4eae8329b653aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f57e3f18c09a0a7a990e7aaf18b3e5de97d84fc374826469a4eae8329b653aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f57e3f18c09a0a7a990e7aaf18b3e5de97d84fc374826469a4eae8329b653aef", kill_on_drop: false }`
[INFO] [stdout] f57e3f18c09a0a7a990e7aaf18b3e5de97d84fc374826469a4eae8329b653aef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c88b83efd4c4f02d3bd3f50b64d861c19ce280b9e8bbd00725b6fb8c49bbf226
[INFO] running `Command { std: "docker" "start" "-a" "c88b83efd4c4f02d3bd3f50b64d861c19ce280b9e8bbd00725b6fb8c49bbf226", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.173
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling bigdecimal v0.4.8
[INFO] [stderr]    Compiling rust_decimal v1.38.0
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling crossterm v0.27.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling core-mumu v0.9.0-rc.4
[INFO] [stderr]    Compiling math-mumu v0.2.0-rc.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.13s
[INFO] running `Command { std: "docker" "inspect" "c88b83efd4c4f02d3bd3f50b64d861c19ce280b9e8bbd00725b6fb8c49bbf226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c88b83efd4c4f02d3bd3f50b64d861c19ce280b9e8bbd00725b6fb8c49bbf226", kill_on_drop: false }`
[INFO] [stdout] c88b83efd4c4f02d3bd3f50b64d861c19ce280b9e8bbd00725b6fb8c49bbf226
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d28ed3f6652a07d6c6215811d7886b8517c4ab72353821ccc99b2f7469c523e2
[INFO] running `Command { std: "docker" "start" "-a" "d28ed3f6652a07d6c6215811d7886b8517c4ab72353821ccc99b2f7469c523e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling math-mumu v0.2.0-rc.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "d28ed3f6652a07d6c6215811d7886b8517c4ab72353821ccc99b2f7469c523e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d28ed3f6652a07d6c6215811d7886b8517c4ab72353821ccc99b2f7469c523e2", kill_on_drop: false }`
[INFO] [stdout] d28ed3f6652a07d6c6215811d7886b8517c4ab72353821ccc99b2f7469c523e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d12ff81636f695d03e9540c4180e1e20fe7f6005c35ea22c87fcc7b01a5a016c
[INFO] running `Command { std: "docker" "start" "-a" "d12ff81636f695d03e9540c4180e1e20fe7f6005c35ea22c87fcc7b01a5a016c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mumumath-588152f504f0defe)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mumumath
[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" "d12ff81636f695d03e9540c4180e1e20fe7f6005c35ea22c87fcc7b01a5a016c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d12ff81636f695d03e9540c4180e1e20fe7f6005c35ea22c87fcc7b01a5a016c", kill_on_drop: false }`
[INFO] [stdout] d12ff81636f695d03e9540c4180e1e20fe7f6005c35ea22c87fcc7b01a5a016c