[INFO] fetching crate signalo_sources 0.5.2...
[INFO] testing signalo_sources-0.5.2 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate signalo_sources 0.5.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate signalo_sources 0.5.2 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 crates.io crate signalo_sources 0.5.2
[INFO] finished tweaking crates.io crate signalo_sources 0.5.2
[INFO] tweaked toml for crates.io crate signalo_sources 0.5.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-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" "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] 39b9d117da4818d4050ecce95af275618566cb26844a2a57d98832003cea83fa
[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" "39b9d117da4818d4050ecce95af275618566cb26844a2a57d98832003cea83fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39b9d117da4818d4050ecce95af275618566cb26844a2a57d98832003cea83fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39b9d117da4818d4050ecce95af275618566cb26844a2a57d98832003cea83fa", kill_on_drop: false }`
[INFO] [stdout] 39b9d117da4818d4050ecce95af275618566cb26844a2a57d98832003cea83fa
[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" "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] [stdout] 82263706c4bd63b2208c122fd2f474a9bb21dcc48067c6e3c29ec636a2cdbdde
[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" "82263706c4bd63b2208c122fd2f474a9bb21dcc48067c6e3c29ec636a2cdbdde", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling signalo_traits v0.5.0
[INFO] [stderr]    Compiling signalo_sources v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `Command { std: "docker" "inspect" "82263706c4bd63b2208c122fd2f474a9bb21dcc48067c6e3c29ec636a2cdbdde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82263706c4bd63b2208c122fd2f474a9bb21dcc48067c6e3c29ec636a2cdbdde", kill_on_drop: false }`
[INFO] [stdout] 82263706c4bd63b2208c122fd2f474a9bb21dcc48067c6e3c29ec636a2cdbdde
[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" "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] ebf38edaff9d41c7ee6e98bedf7394c773e69fc612f39c12f33882b2a627aaa1
[INFO] running `Command { std: "docker" "start" "-a" "ebf38edaff9d41c7ee6e98bedf7394c773e69fc612f39c12f33882b2a627aaa1", kill_on_drop: false }`
[INFO] [stderr]    Compiling nearly_eq v0.2.4
[INFO] [stderr]    Compiling signalo_sources v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "ebf38edaff9d41c7ee6e98bedf7394c773e69fc612f39c12f33882b2a627aaa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebf38edaff9d41c7ee6e98bedf7394c773e69fc612f39c12f33882b2a627aaa1", kill_on_drop: false }`
[INFO] [stdout] ebf38edaff9d41c7ee6e98bedf7394c773e69fc612f39c12f33882b2a627aaa1
[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" "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] 9cb645aeff11c8fd9ef286c564daf745f3829f388c913a1db85a4cd9b29de137
[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" "9cb645aeff11c8fd9ef286c564daf745f3829f388c913a1db85a4cd9b29de137", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/signalo_sources-999a5dfa107fb4d6)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test cycle::tests::non_empty ... ok
[INFO] [stderr]    Doc-tests signalo_sources
[INFO] [stdout] test cache::tests::test ... ok
[INFO] [stdout] test into_iter::tests::test ... ok
[INFO] [stdout] test pad::constant::tests::empty ... ok
[INFO] [stdout] test pad::edge::tests::non_empty ... ok
[INFO] [stdout] test chain::tests::tail_empty ... ok
[INFO] [stdout] test chain::tests::non_empty ... ok
[INFO] [stdout] test chain::tests::head_empty ... ok
[INFO] [stdout] test constant::tests::test ... ok
[INFO] [stdout] test peek::tests::test ... ok
[INFO] [stdout] test pad::constant::tests::non_empty ... ok
[INFO] [stdout] test repeat::tests::test ... ok
[INFO] [stdout] test pad::edge::tests::empty ... ok
[INFO] [stdout] test take::tests::test ... ok
[INFO] [stdout] test skip::tests::test ... ok
[INFO] [stdout] test from_iter::tests::test ... ok
[INFO] [stdout] test increment::tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/skip.rs - skip::Skip (line 15) ... ok
[INFO] [stdout] test src/cycle.rs - cycle::Cycle (line 13) ... ok
[INFO] [stdout] test src/constant.rs - constant::Constant (line 14) ... ok
[INFO] [stdout] test src/increment.rs - increment::Increment (line 16) ... ok
[INFO] [stdout] test src/pad/edge.rs - pad::edge::Pad (line 30) ... ok
[INFO] [stdout] test src/from_iter.rs - from_iter::FromIter (line 13) ... ok
[INFO] [stdout] test src/repeat.rs - repeat::Repeat (line 17) ... ok
[INFO] [stdout] test src/take.rs - take::Take (line 14) ... ok
[INFO] [stdout] test src/pad/constant.rs - pad::constant::Pad (line 26) ... ok
[INFO] [stdout] test src/chain.rs - chain::Chain (line 22) ... ok
[INFO] [stdout] test src/into_iter.rs - into_iter::IntoIter (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9cb645aeff11c8fd9ef286c564daf745f3829f388c913a1db85a4cd9b29de137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cb645aeff11c8fd9ef286c564daf745f3829f388c913a1db85a4cd9b29de137", kill_on_drop: false }`
[INFO] [stdout] 9cb645aeff11c8fd9ef286c564daf745f3829f388c913a1db85a4cd9b29de137