[INFO] fetching crate signalo_sources 0.5.1...
[INFO] testing signalo_sources-0.5.1 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate signalo_sources 0.5.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate signalo_sources 0.5.1 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate signalo_sources 0.5.1
[INFO] finished tweaking crates.io crate signalo_sources 0.5.1
[INFO] tweaked toml for crates.io crate signalo_sources 0.5.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nearly_eq v0.2.4
[INFO] [stderr]   Downloaded signalo_traits v0.4.0
[INFO] [stderr]   Downloaded dimensioned v0.7.0
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fecd6167dc891f8eb8a59d43e80653f8fb6cf746544c40a3cc18ddbc7092a996
[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" "fecd6167dc891f8eb8a59d43e80653f8fb6cf746544c40a3cc18ddbc7092a996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fecd6167dc891f8eb8a59d43e80653f8fb6cf746544c40a3cc18ddbc7092a996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fecd6167dc891f8eb8a59d43e80653f8fb6cf746544c40a3cc18ddbc7092a996", kill_on_drop: false }`
[INFO] [stdout] fecd6167dc891f8eb8a59d43e80653f8fb6cf746544c40a3cc18ddbc7092a996
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5127a846b8e4779162baa2bc2f03db77af45e78d670bae1f78e9eaedb3a30b39
[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" "5127a846b8e4779162baa2bc2f03db77af45e78d670bae1f78e9eaedb3a30b39", kill_on_drop: false }`
[INFO] [stderr]    Compiling dimensioned v0.7.0
[INFO] [stderr]    Compiling signalo_traits v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling generic-array v0.11.2
[INFO] [stderr]    Compiling signalo_sources v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.29s
[INFO] running `Command { std: "docker" "inspect" "5127a846b8e4779162baa2bc2f03db77af45e78d670bae1f78e9eaedb3a30b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5127a846b8e4779162baa2bc2f03db77af45e78d670bae1f78e9eaedb3a30b39", kill_on_drop: false }`
[INFO] [stdout] 5127a846b8e4779162baa2bc2f03db77af45e78d670bae1f78e9eaedb3a30b39
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1f9b296283ab3042a2612b8345114e48d94d200902a83c44ce348c27d162507
[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" "f1f9b296283ab3042a2612b8345114e48d94d200902a83c44ce348c27d162507", kill_on_drop: false }`
[INFO] [stderr]    Compiling nearly_eq v0.2.4
[INFO] [stderr]    Compiling signalo_sources v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `Command { std: "docker" "inspect" "f1f9b296283ab3042a2612b8345114e48d94d200902a83c44ce348c27d162507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1f9b296283ab3042a2612b8345114e48d94d200902a83c44ce348c27d162507", kill_on_drop: false }`
[INFO] [stdout] f1f9b296283ab3042a2612b8345114e48d94d200902a83c44ce348c27d162507
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 43b9ace5120e9c1a0ad0e3eddd2a8e1ba76495b9a668ab1f42e62b6beff58286
[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" "43b9ace5120e9c1a0ad0e3eddd2a8e1ba76495b9a668ab1f42e62b6beff58286", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/signalo_sources-29e6d876b2f0f8d2)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test cache::tests::test ... ok
[INFO] [stdout] test chain::tests::head_empty ... ok
[INFO] [stdout] test chain::tests::non_empty ... ok
[INFO] [stdout] test cycle::tests::non_empty ... ok
[INFO] [stdout] test increment::tests::test ... ok
[INFO] [stdout] test into_iter::tests::test ... ok
[INFO] [stdout] test pad::constant::tests::empty ... ok
[INFO] [stdout] test pad::constant::tests::non_empty ... ok
[INFO] [stdout] test pad::edge::tests::empty ... ok
[INFO] [stdout] test pad::edge::tests::non_empty ... ok
[INFO] [stdout] test peek::tests::test ... ok
[INFO] [stdout] test repeat::tests::test ... ok
[INFO] [stdout] test skip::tests::test ... ok
[INFO] [stdout] test constant::tests::test ... ok
[INFO] [stdout] test take::tests::test ... ok
[INFO] [stdout] test unit_system::tests::test ... ok
[INFO] [stdout] test from_iter::tests::test ... ok
[INFO] [stdout] test chain::tests::tail_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests signalo_sources
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/pad/constant.rs - pad::constant::Pad (line 26) ... ok
[INFO] [stdout] test src/constant.rs - constant::Constant (line 14) ... ok
[INFO] [stdout] test src/repeat.rs - repeat::Repeat (line 17) ... ok
[INFO] [stdout] test src/chain.rs - chain::Chain (line 22) ... ok
[INFO] [stdout] test src/from_iter.rs - from_iter::FromIter (line 13) ... ok
[INFO] [stdout] test src/pad/edge.rs - pad::edge::Pad (line 30) ... ok
[INFO] [stdout] test src/increment.rs - increment::Increment (line 16) ... ok
[INFO] [stdout] test src/take.rs - take::Take (line 14) ... ok
[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/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 3.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "43b9ace5120e9c1a0ad0e3eddd2a8e1ba76495b9a668ab1f42e62b6beff58286", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43b9ace5120e9c1a0ad0e3eddd2a8e1ba76495b9a668ab1f42e62b6beff58286", kill_on_drop: false }`
[INFO] [stdout] 43b9ace5120e9c1a0ad0e3eddd2a8e1ba76495b9a668ab1f42e62b6beff58286