[INFO] fetching crate twiddle 1.1.0...
[INFO] testing twiddle-1.1.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate twiddle 1.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate twiddle 1.1.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bfb6b7ca1633504f01bb8f6a2718d7bbef4ee113c2134a44c6b047cedc781fa0
[INFO] running `"docker" "start" "-a" "bfb6b7ca1633504f01bb8f6a2718d7bbef4ee113c2134a44c6b047cedc781fa0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling twiddle v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `"docker" "inspect" "bfb6b7ca1633504f01bb8f6a2718d7bbef4ee113c2134a44c6b047cedc781fa0"`
[INFO] running `"docker" "rm" "-f" "bfb6b7ca1633504f01bb8f6a2718d7bbef4ee113c2134a44c6b047cedc781fa0"`
[INFO] [stdout] bfb6b7ca1633504f01bb8f6a2718d7bbef4ee113c2134a44c6b047cedc781fa0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 05149800a597dba7b3fd0f5f7728802cd28346eb1f57642bd33ced6cfce1a3bf
[INFO] running `"docker" "start" "-a" "05149800a597dba7b3fd0f5f7728802cd28346eb1f57642bd33ced6cfce1a3bf"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling twiddle v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "05149800a597dba7b3fd0f5f7728802cd28346eb1f57642bd33ced6cfce1a3bf"`
[INFO] running `"docker" "rm" "-f" "05149800a597dba7b3fd0f5f7728802cd28346eb1f57642bd33ced6cfce1a3bf"`
[INFO] [stdout] 05149800a597dba7b3fd0f5f7728802cd28346eb1f57642bd33ced6cfce1a3bf
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7dc232e032967cb621d2810391ee2e0742bd3fbd1e935a3b2e78a91c510a4f63
[INFO] running `"docker" "start" "-a" "7dc232e032967cb621d2810391ee2e0742bd3fbd1e935a3b2e78a91c510a4f63"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/twiddle-8695175a8b02ddb9
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test tests::bit ... ok
[INFO] [stdout] test tests::mask_bottom ... ok
[INFO] [stdout] test tests::bits_top ... ok
[INFO] [stdout] test tests::bits_bottom ... ok
[INFO] [stdout] test tests::mask_full ... ok
[INFO] [stdout] test tests::mask_middle ... ok
[INFO] [stdout] test tests::replace_bottom ... ok
[INFO] [stdout] test tests::bits_full ... ok
[INFO] [stdout] test tests::replace_top ... ok
[INFO] [stdout] test tests::mask_top ... ok
[INFO] [stdout] test tests::replace_overlong ... ok
[INFO] [stdout] test tests::replace_full ... ok
[INFO] [stdout] test tests::bits_middle ... ok
[INFO] [stdout] test tests::replace_middle ... ok
[INFO] [stdout] test tests::unset_false_bit ... ok
[INFO] [stdout] test tests::unset_true_bit ... ok
[INFO] [stdout] test tests::set_true_bit ... ok
[INFO] [stdout] test tests::set_false_bit ... ok
[INFO] [stdout] test tests::split ... ok
[INFO] [stdout] test tests::mask_reversed ... ok
[INFO] [stderr]    Doc-tests twiddle
[INFO] [stdout] test tests::mask_overflow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - Twiddle::set_bit (line 96) ... ok
[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::replace (line 107) ... ok
[INFO] [stdout] test src/lib.rs - Twiddle::split (line 122) ... ok
[INFO] [stdout] test src/lib.rs -  (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7dc232e032967cb621d2810391ee2e0742bd3fbd1e935a3b2e78a91c510a4f63"`
[INFO] running `"docker" "rm" "-f" "7dc232e032967cb621d2810391ee2e0742bd3fbd1e935a3b2e78a91c510a4f63"`
[INFO] [stdout] 7dc232e032967cb621d2810391ee2e0742bd3fbd1e935a3b2e78a91c510a4f63