[INFO] cloning repository https://github.com/circld/multiplikara
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/circld/multiplikara" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcircld%2Fmultiplikara", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcircld%2Fmultiplikara'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e43322a5f3918683569121e73fcfd120ab0fe7e7
[INFO] testing circld/multiplikara against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcircld%2Fmultiplikara" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/circld/multiplikara on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/circld/multiplikara
[INFO] finished tweaking git repo https://github.com/circld/multiplikara
[INFO] tweaked toml for git repo https://github.com/circld/multiplikara written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/circld/multiplikara already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5db31ef244405285b43999e33f66abcec73c00a8824c6102937a8b35991e7ecd
[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" "5db31ef244405285b43999e33f66abcec73c00a8824c6102937a8b35991e7ecd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5db31ef244405285b43999e33f66abcec73c00a8824c6102937a8b35991e7ecd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5db31ef244405285b43999e33f66abcec73c00a8824c6102937a8b35991e7ecd", kill_on_drop: false }`
[INFO] [stdout] 5db31ef244405285b43999e33f66abcec73c00a8824c6102937a8b35991e7ecd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--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] 783b76c63a9f44d64f4f108271f24db6c4277e4d773d5d648593bac33b0507a8
[INFO] running `Command { std: "docker" "start" "-a" "783b76c63a9f44d64f4f108271f24db6c4277e4d773d5d648593bac33b0507a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling c1w1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.12s
[INFO] running `Command { std: "docker" "inspect" "783b76c63a9f44d64f4f108271f24db6c4277e4d773d5d648593bac33b0507a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "783b76c63a9f44d64f4f108271f24db6c4277e4d773d5d648593bac33b0507a8", kill_on_drop: false }`
[INFO] [stdout] 783b76c63a9f44d64f4f108271f24db6c4277e4d773d5d648593bac33b0507a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] a760223dc5de68394ce6ccc04ba232b97b692625423ac34c914f644cf62405f3
[INFO] running `Command { std: "docker" "start" "-a" "a760223dc5de68394ce6ccc04ba232b97b692625423ac34c914f644cf62405f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling c1w1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "a760223dc5de68394ce6ccc04ba232b97b692625423ac34c914f644cf62405f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a760223dc5de68394ce6ccc04ba232b97b692625423ac34c914f644cf62405f3", kill_on_drop: false }`
[INFO] [stdout] a760223dc5de68394ce6ccc04ba232b97b692625423ac34c914f644cf62405f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1120e08309056e011043ccd16430fb749adb980b2affe6dfba5105265d1a3ab8
[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" "1120e08309056e011043ccd16430fb749adb980b2affe6dfba5105265d1a3ab8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/c1w1-20ae1e84a2685872)
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test test::add_different_digit_counts_test ... ok
[INFO] [stdout] test test::add_flip_sign_then_add_test ... ok
[INFO] [stdout] test test::add_mixed_sign_larger_positive_test ... ok
[INFO] [stdout] test test::add_mixed_sign_larger_negative_test ... ok
[INFO] [stdout] test test::add_three_mixed_signs_test ... ok
[INFO] [stdout] test test::add_oom_numbers_test ... ok
[INFO] [stdout] test test::add_single_digit_with_carry_test ... ok
[INFO] [stdout] test test::cmp_both_negative_larger_same_len_test ... ok
[INFO] [stdout] test test::add_two_negative_test ... ok
[INFO] [stdout] test test::cmp_positive_smaller_same_len_test ... ok
[INFO] [stdout] test test::cmp_positive_larger_test ... ok
[INFO] [stdout] test test::flip_sign_pos_to_neg_test ... ok
[INFO] [stdout] test test::flip_sign_neg_to_pos_test ... ok
[INFO] [stdout] test test::multiply_large_test ... ok
[INFO] [stdout] test test::multiply_one_negative_test ... ok
[INFO] [stdout] test test::multiply_small_test ... ok
[INFO] [stdout] test test::new_numberstr_test ... ok
[INFO] [stdout] test test::midpoint_same_test ... ok
[INFO] [stdout] test test::cmp_smaller_one_negative_test ... ok
[INFO] [stdout] test test::midpoint_larger_first ... ok
[INFO] [stdout] test test::new_numberstr_empty_string_test ... ok
[INFO] [stdout] test test::new_number_str_from_collection_test ... ok
[INFO] [stdout] test test::new_numberstr_zero_string_test ... ok
[INFO] [stdout] test test::midpoint_smaller_first_test ... ok
[INFO] [stdout] test test::split_at_test ... ok
[INFO] [stdout] test test::multiply_two_negative_test ... ok
[INFO] [stdout] test test::cmp_both_negative_larger_test ... ok
[INFO] [stdout] test test::zeroes_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1120e08309056e011043ccd16430fb749adb980b2affe6dfba5105265d1a3ab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1120e08309056e011043ccd16430fb749adb980b2affe6dfba5105265d1a3ab8", kill_on_drop: false }`
[INFO] [stdout] 1120e08309056e011043ccd16430fb749adb980b2affe6dfba5105265d1a3ab8