[INFO] fetching crate parallel-factorial 0.2.1... [INFO] testing parallel-factorial-0.2.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2 [INFO] extracting crate parallel-factorial 0.2.1 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate parallel-factorial 0.2.1 [INFO] finished tweaking crates.io crate parallel-factorial 0.2.1 [INFO] tweaked toml for crates.io crate parallel-factorial 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate parallel-factorial 0.2.1 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 parallel-factorial 0.2.1 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 num_cpus v1.13.0 [INFO] [stderr] Downloaded memoffset v0.6.3 [INFO] [stderr] Downloaded crossbeam-deque v0.8.0 [INFO] [stderr] Downloaded rayon-core v1.9.0 [INFO] [stderr] Downloaded cast v0.2.5 [INFO] [stderr] Downloaded plotters-backend v0.3.0 [INFO] [stderr] Downloaded plotters-svg v0.3.0 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.73 [INFO] [stderr] Downloaded criterion-plot v0.4.3 [INFO] [stderr] Downloaded csv-core v0.1.10 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.73 [INFO] [stderr] Downloaded serde_cbor v0.11.1 [INFO] [stderr] Downloaded serde_derive v1.0.125 [INFO] [stderr] Downloaded crossbeam-channel v0.5.1 [INFO] [stderr] Downloaded js-sys v0.3.50 [INFO] [stderr] Downloaded ibig v0.3.4 [INFO] [stderr] Downloaded rayon v1.5.0 [INFO] [stderr] Downloaded bumpalo v3.6.1 [INFO] [stderr] Downloaded wasm-bindgen v0.2.73 [INFO] [stderr] Downloaded serde_json v1.0.64 [INFO] [stderr] Downloaded criterion v0.3.4 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.3 [INFO] [stderr] Downloaded crossbeam-utils v0.8.3 [INFO] [stderr] Downloaded syn v1.0.69 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.73 [INFO] [stderr] Downloaded regex-syntax v0.6.23 [INFO] [stderr] Downloaded regex v1.4.5 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.73 [INFO] [stderr] Downloaded const_fn_assert v0.1.2 [INFO] [stderr] Downloaded bstr v0.2.15 [INFO] [stderr] Downloaded libc v0.2.93 [INFO] [stderr] Downloaded web-sys v0.3.50 [INFO] [stderr] Downloaded csv v1.1.6 [INFO] [stderr] Downloaded plotters v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a11df4770f4a6f378143915422a7681bdc1b82e94a89fa5d91ab0bd717d7fab0 [INFO] running `Command { std: "docker" "start" "-a" "a11df4770f4a6f378143915422a7681bdc1b82e94a89fa5d91ab0bd717d7fab0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a11df4770f4a6f378143915422a7681bdc1b82e94a89fa5d91ab0bd717d7fab0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a11df4770f4a6f378143915422a7681bdc1b82e94a89fa5d91ab0bd717d7fab0", kill_on_drop: false }` [INFO] [stdout] a11df4770f4a6f378143915422a7681bdc1b82e94a89fa5d91ab0bd717d7fab0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a1470d54b3569e50449db5b3d711e3f4319d9a22104e7c4a05f6c190afa3ef07 [INFO] running `Command { std: "docker" "start" "-a" "a1470d54b3569e50449db5b3d711e3f4319d9a22104e7c4a05f6c190afa3ef07", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling const_fn_assert v0.1.2 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.3 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling ibig v0.3.4 [INFO] [stderr] Compiling parallel-factorial v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.14s [INFO] running `Command { std: "docker" "inspect" "a1470d54b3569e50449db5b3d711e3f4319d9a22104e7c4a05f6c190afa3ef07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1470d54b3569e50449db5b3d711e3f4319d9a22104e7c4a05f6c190afa3ef07", kill_on_drop: false }` [INFO] [stdout] a1470d54b3569e50449db5b3d711e3f4319d9a22104e7c4a05f6c190afa3ef07 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 14bf1cdf7551858da5b537b5271b98e12348bfce7b36f2e973e0802961eadad6 [INFO] running `Command { std: "docker" "start" "-a" "14bf1cdf7551858da5b537b5271b98e12348bfce7b36f2e973e0802961eadad6", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.69 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling cast v0.2.5 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling plotters-backend v0.3.0 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling regex-syntax v0.6.23 [INFO] [stderr] Compiling half v1.7.1 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling plotters-svg v0.3.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling itertools v0.10.0 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling plotters v0.3.0 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling criterion-plot v0.4.3 [INFO] [stderr] Compiling regex v1.4.5 [INFO] [stderr] Compiling bstr v0.2.15 [INFO] [stderr] Compiling serde_cbor v0.11.1 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.4 [INFO] [stderr] Compiling parallel-factorial v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 14.16s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.4 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "14bf1cdf7551858da5b537b5271b98e12348bfce7b36f2e973e0802961eadad6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14bf1cdf7551858da5b537b5271b98e12348bfce7b36f2e973e0802961eadad6", kill_on_drop: false }` [INFO] [stdout] 14bf1cdf7551858da5b537b5271b98e12348bfce7b36f2e973e0802961eadad6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] dc4ffb03fde26814a6e1fe3de35cd85f5604646bfa5145c38f55907a64263cca [INFO] running `Command { std: "docker" "start" "-a" "dc4ffb03fde26814a6e1fe3de35cd85f5604646bfa5145c38f55907a64263cca", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.4 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/parallel_factorial-cea8a0d0977083e9) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::factorial_should_be_correct_for_large_integer ... ok [INFO] [stdout] test tests::factorial_should_be_correct_for_small_integer ... ok [INFO] [stdout] test tests::parallel_factorial_should_be_correct_for_small_integer ... ok [INFO] [stdout] test tests::parallel_factorial_should_be_correct_for_large_integer ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/parallel_factorial-0ef4a7cb2fd2f961) [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 parallel_factorial [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" "dc4ffb03fde26814a6e1fe3de35cd85f5604646bfa5145c38f55907a64263cca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc4ffb03fde26814a6e1fe3de35cd85f5604646bfa5145c38f55907a64263cca", kill_on_drop: false }` [INFO] [stdout] dc4ffb03fde26814a6e1fe3de35cd85f5604646bfa5145c38f55907a64263cca