[INFO] cloning repository https://github.com/helixbass/line-runner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/helixbass/line-runner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhelixbass%2Fline-runner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhelixbass%2Fline-runner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 55fe4d2be4225229aa753b796ea1e8398e36102c
[INFO] testing helixbass/line-runner against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhelixbass%2Fline-runner" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/helixbass/line-runner on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/helixbass/line-runner
[INFO] finished tweaking git repo https://github.com/helixbass/line-runner
[INFO] tweaked toml for git repo https://github.com/helixbass/line-runner written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/helixbass/line-runner already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bus v2.2.3
[INFO] [stderr]   Downloaded coremidi v0.4.0
[INFO] [stderr]   Downloaded midir v0.7.0
[INFO] [stderr]   Downloaded wmidi v4.0.6
[INFO] [stderr]   Downloaded atomic-option v0.1.2
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", 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] 67980d1f2be0b12186cce6edeffbb80d592973146b3ab4d6bd5433de9f2835f3
[INFO] running `Command { std: "docker" "start" "-a" "67980d1f2be0b12186cce6edeffbb80d592973146b3ab4d6bd5433de9f2835f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67980d1f2be0b12186cce6edeffbb80d592973146b3ab4d6bd5433de9f2835f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67980d1f2be0b12186cce6edeffbb80d592973146b3ab4d6bd5433de9f2835f3", kill_on_drop: false }`
[INFO] [stdout] 67980d1f2be0b12186cce6edeffbb80d592973146b3ab4d6bd5433de9f2835f3
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--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] 058c677342615a114dbf52e9b924774d4dfa426b54ab8e2556e426c8e73b3975
[INFO] running `Command { std: "docker" "start" "-a" "058c677342615a114dbf52e9b924774d4dfa426b54ab8e2556e426c8e73b3975", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling atomic-option v0.1.2
[INFO] [stderr]    Compiling memalloc v0.1.0
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling strum v0.21.0
[INFO] [stderr]    Compiling wmidi v4.0.6
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling combine v4.6.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling bus v2.2.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling alsa v0.4.3
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling midir v0.7.0
[INFO] [stderr]    Compiling serde_yaml v0.8.17
[INFO] [stderr]    Compiling line-runner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.36s
[INFO] running `Command { std: "docker" "inspect" "058c677342615a114dbf52e9b924774d4dfa426b54ab8e2556e426c8e73b3975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "058c677342615a114dbf52e9b924774d4dfa426b54ab8e2556e426c8e73b3975", kill_on_drop: false }`
[INFO] [stdout] 058c677342615a114dbf52e9b924774d4dfa426b54ab8e2556e426c8e73b3975
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 8a4ff932c6f18227d5a01788fc6fb78d180a1f3eb5a8dc71d1f5ebca860aa5d4
[INFO] running `Command { std: "docker" "start" "-a" "8a4ff932c6f18227d5a01788fc6fb78d180a1f3eb5a8dc71d1f5ebca860aa5d4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling line-runner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.75s
[INFO] running `Command { std: "docker" "inspect" "8a4ff932c6f18227d5a01788fc6fb78d180a1f3eb5a8dc71d1f5ebca860aa5d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a4ff932c6f18227d5a01788fc6fb78d180a1f3eb5a8dc71d1f5ebca860aa5d4", kill_on_drop: false }`
[INFO] [stdout] 8a4ff932c6f18227d5a01788fc6fb78d180a1f3eb5a8dc71d1f5ebca860aa5d4
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", 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] e1570ee43e4a9da4a7db4819bcde92b6286a0daa31e467811b08bb3e06cbb46f
[INFO] running `Command { std: "docker" "start" "-a" "e1570ee43e4a9da4a7db4819bcde92b6286a0daa31e467811b08bb3e06cbb46f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.80s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/line_runner-2e0dd675a285a3a4)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test beat_number::tests::add_sixteenths_wrap_around_measure ... ok
[INFO] [stdout] test beat_number::tests::add_sixteenths_same_measure ... ok
[INFO] [stdout] test beat_number::tests::duration_since_wrap_around ... ok
[INFO] [stdout] test beat_number::tests::minus_sixteenths_wrap_around_measure ... ok
[INFO] [stdout] test model::pitch::tests::index ... ok
[INFO] [stdout] test model::line::parser::tests::it_parses_trailing_rests ... ok
[INFO] [stdout] test model::chord::tests::parser ... ok
[INFO] [stdout] test model::modifier::tests::parser ... ok
[INFO] [stdout] test model::line::parser::tests::it_parses_leading_rests ... ok
[INFO] [stdout] test model::pitch::tests::parser ... ok
[INFO] [stdout] test beat_number::tests::duration_since_simple ... ok
[INFO] [stdout] test model::quality::test::parser ... ok
[INFO] [stdout] test beat_number::tests::minus_sixteenths_same_measure ... ok
[INFO] [stdout] test model::letter::test::parser ... ok
[INFO] [stdout] test model::line::parser::tests::it_parses_sustain ... ok
[INFO] [stdout] test model::progression::tests::parse ... ok
[INFO] [stdout] test model::line::parser::tests::it_parses_line_starting_on_downbeat ... 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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/line_runner-eac1385f8a4ac027)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests line-runner
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e1570ee43e4a9da4a7db4819bcde92b6286a0daa31e467811b08bb3e06cbb46f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1570ee43e4a9da4a7db4819bcde92b6286a0daa31e467811b08bb3e06cbb46f", kill_on_drop: false }`
[INFO] [stdout] e1570ee43e4a9da4a7db4819bcde92b6286a0daa31e467811b08bb3e06cbb46f