[INFO] fetching crate muldiv 1.0.0...
[INFO] testing muldiv-1.0.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate muldiv 1.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate muldiv 1.0.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate muldiv 1.0.0
[INFO] finished tweaking crates.io crate muldiv 1.0.0
[INFO] tweaked toml for crates.io crate muldiv 1.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4748a2e7ec157923a1536cf8d1dff19fbec7db78c78e5fb2b46ffb861c457e51
[INFO] running `Command { std: "docker" "start" "-a" "4748a2e7ec157923a1536cf8d1dff19fbec7db78c78e5fb2b46ffb861c457e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4748a2e7ec157923a1536cf8d1dff19fbec7db78c78e5fb2b46ffb861c457e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4748a2e7ec157923a1536cf8d1dff19fbec7db78c78e5fb2b46ffb861c457e51", kill_on_drop: false }`
[INFO] [stdout] 4748a2e7ec157923a1536cf8d1dff19fbec7db78c78e5fb2b46ffb861c457e51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c35c0e76e7688cc7f13f0aa03b45760531b899f48e7cd2441906daa7f6436a10
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c35c0e76e7688cc7f13f0aa03b45760531b899f48e7cd2441906daa7f6436a10", kill_on_drop: false }`
[INFO] [stderr]    Compiling muldiv v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "c35c0e76e7688cc7f13f0aa03b45760531b899f48e7cd2441906daa7f6436a10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c35c0e76e7688cc7f13f0aa03b45760531b899f48e7cd2441906daa7f6436a10", kill_on_drop: false }`
[INFO] [stdout] c35c0e76e7688cc7f13f0aa03b45760531b899f48e7cd2441906daa7f6436a10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c27646e279beb537b4812e6e3233a2add6df0563806f1c1c56f4bcf3d6dfa229
[INFO] running `Command { std: "docker" "start" "-a" "c27646e279beb537b4812e6e3233a2add6df0563806f1c1c56f4bcf3d6dfa229", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling muldiv v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 27.48s
[INFO] running `Command { std: "docker" "inspect" "c27646e279beb537b4812e6e3233a2add6df0563806f1c1c56f4bcf3d6dfa229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c27646e279beb537b4812e6e3233a2add6df0563806f1c1c56f4bcf3d6dfa229", kill_on_drop: false }`
[INFO] [stdout] c27646e279beb537b4812e6e3233a2add6df0563806f1c1c56f4bcf3d6dfa229
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ff458a7251a43c2c927b8cd49f588a09896261fcc17b5c6cc84467a26be8f11c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ff458a7251a43c2c927b8cd49f588a09896261fcc17b5c6cc84467a26be8f11c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/muldiv-4c58631578314feb
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test muldiv_i16_tests::scale_ceil ... ok
[INFO] [stdout] test muldiv_i16_tests::scale_round ... ok
[INFO] [stdout] test muldiv_i32_tests::scale_round ... ok
[INFO] [stdout] test muldiv_u32_tests::scale_ceil ... ok
[INFO] [stdout] test muldiv_u16_tests::scale_round ... ok
[INFO] [stdout] test muldiv_i32_tests::scale_floor ... ok
[INFO] [stdout] test muldiv_i64_tests::scale_ceil ... ok
[INFO] [stdout] test muldiv_i64_tests::scale_floor ... ok
[INFO] [stdout] test muldiv_u16_tests::scale_floor ... ok
[INFO] [stdout] test muldiv_i64_tests::scale_round ... ok
[INFO] [stdout] test muldiv_u32_tests::scale_floor ... ok
[INFO] [stdout] test muldiv_u32_tests::scale_round ... ok
[INFO] [stdout] test muldiv_u16_tests::scale_ceil ... ok
[INFO] [stdout] test muldiv_i16_tests::scale_floor ... ok
[INFO] [stdout] test muldiv_u64_tests::scale_round ... ok
[INFO] [stdout] test muldiv_u64_tests::scale_ceil ... ok
[INFO] [stdout] test muldiv_u8_tests::scale_round ... ok
[INFO] [stdout] test muldiv_u8_tests::scale_floor ... ok
[INFO] [stdout] test muldiv_i32_tests::scale_ceil ... ok
[INFO] [stdout] test muldiv_u8_tests::scale_ceil ... ok
[INFO] [stdout] test muldiv_i8_tests::scale_ceil ... ok
[INFO] [stdout] test muldiv_i8_tests::scale_floor ... ok
[INFO] [stdout] test muldiv_u64_tests::scale_floor ... ok
[INFO] [stdout] test muldiv_i8_tests::scale_round ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests muldiv
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - MulDiv::mul_div_round (line 92) ... ok
[INFO] [stdout] test src/lib.rs - MulDiv::mul_div_ceil (line 123) ... ok
[INFO] [stdout] test src/lib.rs - MulDiv::mul_div_floor (line 60) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ff458a7251a43c2c927b8cd49f588a09896261fcc17b5c6cc84467a26be8f11c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff458a7251a43c2c927b8cd49f588a09896261fcc17b5c6cc84467a26be8f11c", kill_on_drop: false }`
[INFO] [stdout] ff458a7251a43c2c927b8cd49f588a09896261fcc17b5c6cc84467a26be8f11c