[INFO] fetching crate twiddle 1.1.0...
[INFO] testing twiddle-1.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate twiddle 1.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate twiddle 1.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate twiddle 1.1.0
[INFO] finished tweaking crates.io crate twiddle 1.1.0
[INFO] tweaked toml for crates.io crate twiddle 1.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68be8285ee861ffd6e90d11e725d039890b016ff9df5547df18c8ba606143955
[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" "68be8285ee861ffd6e90d11e725d039890b016ff9df5547df18c8ba606143955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68be8285ee861ffd6e90d11e725d039890b016ff9df5547df18c8ba606143955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68be8285ee861ffd6e90d11e725d039890b016ff9df5547df18c8ba606143955", kill_on_drop: false }`
[INFO] [stdout] 68be8285ee861ffd6e90d11e725d039890b016ff9df5547df18c8ba606143955
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f347f45432a4c44c2f27af15ceb46a32d3af07da00702a633cd8d69c132acf07
[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" "f347f45432a4c44c2f27af15ceb46a32d3af07da00702a633cd8d69c132acf07", kill_on_drop: false }`
[INFO] [stderr]    Compiling twiddle v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "f347f45432a4c44c2f27af15ceb46a32d3af07da00702a633cd8d69c132acf07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f347f45432a4c44c2f27af15ceb46a32d3af07da00702a633cd8d69c132acf07", kill_on_drop: false }`
[INFO] [stdout] f347f45432a4c44c2f27af15ceb46a32d3af07da00702a633cd8d69c132acf07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70fbafbee0520889db9b56660244d65d43cfd939399d504149a25e79d5530d65
[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" "70fbafbee0520889db9b56660244d65d43cfd939399d504149a25e79d5530d65", kill_on_drop: false }`
[INFO] [stderr]    Compiling twiddle v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "70fbafbee0520889db9b56660244d65d43cfd939399d504149a25e79d5530d65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70fbafbee0520889db9b56660244d65d43cfd939399d504149a25e79d5530d65", kill_on_drop: false }`
[INFO] [stdout] 70fbafbee0520889db9b56660244d65d43cfd939399d504149a25e79d5530d65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7522b5c2fda99993aa2bf2ac97ce7d8cebc68ad9f290d27cbb8e8b935d918b54
[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" "7522b5c2fda99993aa2bf2ac97ce7d8cebc68ad9f290d27cbb8e8b935d918b54", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/twiddle-ad49ee3d6e1ce70c)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test tests::bit ... ok
[INFO] [stdout] test tests::mask_full ... ok
[INFO] [stdout] test tests::mask_middle ... ok
[INFO] [stdout] test tests::mask_top ... ok
[INFO] [stdout] test tests::replace_top ... ok
[INFO] [stdout] test tests::bits_top ... ok
[INFO] [stdout] test tests::bits_full ... ok
[INFO] [stdout] test tests::split ... ok
[INFO] [stdout] test tests::replace_bottom ... ok
[INFO] [stdout] test tests::bits_bottom ... ok
[INFO] [stdout] test tests::unset_false_bit ... ok
[INFO] [stdout] test tests::unset_true_bit ... ok
[INFO] [stdout] test tests::set_false_bit ... ok
[INFO] [stdout] test tests::set_true_bit ... ok
[INFO] [stdout] test tests::mask_bottom ... ok
[INFO] [stdout] test tests::bits_middle ... ok
[INFO] [stdout] test tests::replace_full ... ok
[INFO] [stdout] test tests::replace_middle ... ok
[INFO] [stdout] test tests::replace_overlong ... ok
[INFO] [stdout] test tests::mask_reversed - should panic ... ok
[INFO] [stderr]    Doc-tests twiddle
[INFO] [stdout] test tests::mask_overflow - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - Twiddle::bits (line 85) ... ok
[INFO] [stdout] test src/lib.rs - Twiddle::bit (line 72) ... ok
[INFO] [stdout] test src/lib.rs - Twiddle::mask (line 61) ... ok
[INFO] [stdout] test src/lib.rs - Twiddle::set_bit (line 96) ... ok
[INFO] [stdout] test src/lib.rs - Twiddle::replace (line 107) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/lib.rs - Twiddle::split (line 122) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.78s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7522b5c2fda99993aa2bf2ac97ce7d8cebc68ad9f290d27cbb8e8b935d918b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7522b5c2fda99993aa2bf2ac97ce7d8cebc68ad9f290d27cbb8e8b935d918b54", kill_on_drop: false }`
[INFO] [stdout] 7522b5c2fda99993aa2bf2ac97ce7d8cebc68ad9f290d27cbb8e8b935d918b54