[INFO] fetching crate tuple-combinator 0.2.1...
[INFO] testing tuple-combinator-0.2.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate tuple-combinator 0.2.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tuple-combinator 0.2.1 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 tuple-combinator 0.2.1
[INFO] finished tweaking crates.io crate tuple-combinator 0.2.1
[INFO] tweaked toml for crates.io crate tuple-combinator 0.2.1 written to /workspace/builds/worker-0/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-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" "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] 378b028443c64786d3b9e361430f649d0eba62b52ef0e8f72e7a566fd0617973
[INFO] running `"docker" "start" "-a" "378b028443c64786d3b9e361430f649d0eba62b52ef0e8f72e7a566fd0617973"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling tuple-combinator v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "378b028443c64786d3b9e361430f649d0eba62b52ef0e8f72e7a566fd0617973"`
[INFO] running `"docker" "rm" "-f" "378b028443c64786d3b9e361430f649d0eba62b52ef0e8f72e7a566fd0617973"`
[INFO] [stdout] 378b028443c64786d3b9e361430f649d0eba62b52ef0e8f72e7a566fd0617973
[INFO] running `"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" "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] 2508ca25da8af3bc00f87ff078cb57132ee1a9953c66e392ec76150dd94f83fc
[INFO] running `"docker" "start" "-a" "2508ca25da8af3bc00f87ff078cb57132ee1a9953c66e392ec76150dd94f83fc"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling tuple-combinator v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `"docker" "inspect" "2508ca25da8af3bc00f87ff078cb57132ee1a9953c66e392ec76150dd94f83fc"`
[INFO] running `"docker" "rm" "-f" "2508ca25da8af3bc00f87ff078cb57132ee1a9953c66e392ec76150dd94f83fc"`
[INFO] [stdout] 2508ca25da8af3bc00f87ff078cb57132ee1a9953c66e392ec76150dd94f83fc
[INFO] running `"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" "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] 538f55cf46d44e824fd94937d9a1a97d12333d58027d2928e5c96f69c471cb7f
[INFO] running `"docker" "start" "-a" "538f55cf46d44e824fd94937d9a1a97d12333d58027d2928e5c96f69c471cb7f"`
[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/tuple_combinator-547e6f7b2646b7d5
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test impl_tests::fold_mixed ... ok
[INFO] [stdout] test impl_tests::fold_sum ... ok
[INFO] [stdout] test impl_tests::mut_slice_base ... ok
[INFO] [stdout] test impl_tests::fold_none_as_nuke ... ok
[INFO] [stdout] test impl_tests::strict_ref_slice_base ... ok
[INFO] [stdout] test impl_tests::ref_slice_base ... ok
[INFO] [stdout] test impl_tests::fold_none_as_reset ... ok
[INFO] [stdout] test impl_tests::fold_strict_base ... ok
[INFO] [stdout] test impl_tests::strict_mut_slice_base ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tuple-combinator
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test src/lib.rs - TupleCombinator::and_then (line 101) ... ok
[INFO] [stdout] test src/lib.rs - TupleCombinator::expect (line 53) ... ok
[INFO] [stdout] test src/lib.rs - TupleCombinator::filter (line 113) ... ok
[INFO] [stdout] test src/lib.rs - TupleCombinator::or_else (line 138) ... ok
[INFO] [stdout] test src/lib.rs - TupleCombinator::or (line 124) ... ok
[INFO] [stdout] test src/lib.rs - TupleCombinator::transpose (line 29) ... ok
[INFO] [stdout] test src/lib.rs - TupleCombinator::and (line 87) ... ok
[INFO] [stdout] test src/lib.rs - TupleCombinator::map (line 40) ... ok
[INFO] [stdout] test src/lib.rs - TupleCombinator::unwrap (line 69) ... ok
[INFO] [stdout] test src/lib.rs - TupleCombinator::unwrap (line 77) ... ok
[INFO] [stdout] test src/lib.rs -  (line 6) ... ok
[INFO] [stdout] test src/lib.rs - TupleCombinator::expect (line 59) ... ok
[INFO] [stdout] test src/lib.rs - TupleCombinator::xor (line 150) ... ok
[INFO] [stdout] test src/lib.rs - TupleReducer (line 164) ... ok
[INFO] [stdout] test src/lib.rs - TupleReducer::fold_strict (line 221) ... ok
[INFO] [stdout] test src/lib.rs - TupleReducer::fold (line 198) ... ok
[INFO] [stdout] test src/lib.rs - TupleReducer::mut_slice (line 298) ... ok
[INFO] [stdout] test src/lib.rs - TupleReducer::strict_mut_slice (line 321) ... ok
[INFO] [stdout] test src/lib.rs - TupleReducer::ref_slice (line 241) ... ok
[INFO] [stdout] test src/lib.rs - TupleReducer::strict_ref_slice (line 271) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "538f55cf46d44e824fd94937d9a1a97d12333d58027d2928e5c96f69c471cb7f"`
[INFO] running `"docker" "rm" "-f" "538f55cf46d44e824fd94937d9a1a97d12333d58027d2928e5c96f69c471cb7f"`
[INFO] [stdout] 538f55cf46d44e824fd94937d9a1a97d12333d58027d2928e5c96f69c471cb7f