[INFO] cloning repository https://github.com/quebin31/muso
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quebin31/muso" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquebin31%2Fmuso", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquebin31%2Fmuso'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c16ef3484b8c79047396927b0de8f0b89f0b85e0
[INFO] testing quebin31/muso against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquebin31%2Fmuso" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/quebin31/muso on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/quebin31/muso
[INFO] finished tweaking git repo https://github.com/quebin31/muso
[INFO] tweaked toml for git repo https://github.com/quebin31/muso written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/quebin31/muso already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5fea4eee62675442fc2b924d142eee1f5fc4aaac63acda56cd2dbf83a8a78da
[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" "e5fea4eee62675442fc2b924d142eee1f5fc4aaac63acda56cd2dbf83a8a78da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5fea4eee62675442fc2b924d142eee1f5fc4aaac63acda56cd2dbf83a8a78da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5fea4eee62675442fc2b924d142eee1f5fc4aaac63acda56cd2dbf83a8a78da", kill_on_drop: false }`
[INFO] [stdout] e5fea4eee62675442fc2b924d142eee1f5fc4aaac63acda56cd2dbf83a8a78da
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14556a50cbb3d1d94abcf80b83ddac44e743adbde29d34bc322bd2262b88a53b
[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" "14556a50cbb3d1d94abcf80b83ddac44e743adbde29d34bc322bd2262b88a53b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling object v0.21.1
[INFO] [stderr]    Compiling tap v1.0.0
[INFO] [stderr]    Compiling funty v1.0.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling os_str_bytes v2.4.0
[INFO] [stderr]    Compiling mp4ameta_proc v0.2.0
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling try-block v0.1.0
[INFO] [stderr]    Compiling infer v0.3.1
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling aho-corasick v0.7.14
[INFO] [stderr]    Compiling ogg v0.7.1
[INFO] [stderr]    Compiling metaflac v0.2.4
[INFO] [stderr]    Compiling bitvec v0.19.4
[INFO] [stderr]    Compiling mp4ameta v0.7.1
[INFO] [stderr]    Compiling lewton v0.10.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling inotify-sys v0.1.3
[INFO] [stderr]    Compiling flate2 v1.0.18
[INFO] [stderr]    Compiling filetime v0.2.12
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling dirs v3.0.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling id3 v0.5.1
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling shellexpand v2.0.0
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling backtrace v0.3.53
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling notify v4.0.15
[INFO] [stderr]    Compiling os_type v2.2.0
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling human-panic v1.0.3
[INFO] [stderr]    Compiling muso v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 09s
[INFO] running `Command { std: "docker" "inspect" "14556a50cbb3d1d94abcf80b83ddac44e743adbde29d34bc322bd2262b88a53b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14556a50cbb3d1d94abcf80b83ddac44e743adbde29d34bc322bd2262b88a53b", kill_on_drop: false }`
[INFO] [stdout] 14556a50cbb3d1d94abcf80b83ddac44e743adbde29d34bc322bd2262b88a53b
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ceaf2bb6cf9ca786a87153458de0d5acd39826adef4ff15bb6cd33faf172c86
[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" "4ceaf2bb6cf9ca786a87153458de0d5acd39826adef4ff15bb6cd33faf172c86", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling text_io v0.1.8
[INFO] [stderr]    Compiling muso v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.86s
[INFO] running `Command { std: "docker" "inspect" "4ceaf2bb6cf9ca786a87153458de0d5acd39826adef4ff15bb6cd33faf172c86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ceaf2bb6cf9ca786a87153458de0d5acd39826adef4ff15bb6cd33faf172c86", kill_on_drop: false }`
[INFO] [stdout] 4ceaf2bb6cf9ca786a87153458de0d5acd39826adef4ff15bb6cd33faf172c86
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d4306296a6a03abdaa1b2295043682621dc863b66e72f54e20895dc7cd54ac60
[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" "d4306296a6a03abdaa1b2295043682621dc863b66e72f54e20895dc7cd54ac60", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/muso-6cd09666b2c2f4ee
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test format::parser::tests::placeholder_parse ... ok
[INFO] [stdout] test metadata::tests::flac::partial ... ok
[INFO] [stdout] test metadata::tests::mp3::partial ... ok
[INFO] [stdout] test metadata::tests::m4p::complete ... ok
[INFO] [stdout] test metadata::tests::m4p::partial ... ok
[INFO] [stdout] test metadata::tests::m4a::complete ... ok
[INFO] [stdout] test format::parser::tests::component_parse ... ok
[INFO] [stdout] test metadata::tests::mp3::complete ... ok
[INFO] [stdout] test format::parser::tests::tag_leading_parse ... ok
[INFO] [stdout] test metadata::tests::m4a::partial ... ok
[INFO] [stdout] test format::parser::tests::without_placeholders ... ok
[INFO] [stdout] test format::parser::tests::tag_complete_parse ... ok
[INFO] [stdout] test metadata::tests::ogg::complete ... ok
[INFO] [stdout] test format::parser::tests::components_parse ... ok
[INFO] [stdout] test metadata::tests::ogg::partial ... ok
[INFO] [stdout] test metadata::tests::flac::complete ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/muso-7d96e73a6eb3011d
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/format_string-1da77f520dcd5872
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test m4p::complete_with_ok_format ... ok
[INFO] [stdout] test m4a::partial_with_ok_format ... ok
[INFO] [stdout] test m4a::complete_with_ok_format ... ok
[INFO] [stdout] test m4a::partial_with_bad_format ... ok
[INFO] [stdout] test m4p::both_with_ok_optional_format ... ok
[INFO] [stdout] test m4a::both_with_ok_optional_format ... ok
[INFO] [stdout] test m4a::bad_file_format ... ok
[INFO] [stdout] test flac::partial_with_ok_format ... ok
[INFO] [stdout] test mp3::bad_optional_formats ... ok
[INFO] [stdout] test flac::both_with_ok_optional_format ... ok
[INFO] [stdout] test mp3::bad_file_format ... ok
[INFO] [stdout] test flac::complete_with_ok_format ... ok
[INFO] [stdout] test flac::partial_with_bad_format ... ok
[INFO] [stdout] test m4p::partial_with_bad_format ... ok
[INFO] [stdout] test mp3::both_with_ok_optional_format ... ok
[INFO] [stdout] test m4p::bad_file_format ... ok
[INFO] [stdout] test m4p::partial_with_ok_format ... ok
[INFO] [stdout] test mp3::partial_with_bad_format ... ok
[INFO] [stdout] test flac::bad_optional_formats ... ok
[INFO] [stdout] test m4p::bad_optional_formats ... ok
[INFO] [stdout] test ogg::bad_optional_formats ... ok
[INFO] [stdout] test flac::bad_file_format ... ok
[INFO] [stdout] test ogg::complete_with_ok_format ... ok
[INFO] [stdout] test mp3::partial_with_ok_format ... ok
[INFO] [stdout] test m4a::bad_optional_formats ... ok
[INFO] [stdout] test ogg::bad_file_format ... ok
[INFO] [stdout] test mp3::complete_with_ok_format ... ok
[INFO] [stdout] test ogg::partial_with_bad_format ... ok
[INFO] [stdout] test ogg::partial_with_ok_format ... ok
[INFO] [stdout] test ogg::both_with_ok_optional_format ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests muso
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d4306296a6a03abdaa1b2295043682621dc863b66e72f54e20895dc7cd54ac60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4306296a6a03abdaa1b2295043682621dc863b66e72f54e20895dc7cd54ac60", kill_on_drop: false }`
[INFO] [stdout] d4306296a6a03abdaa1b2295043682621dc863b66e72f54e20895dc7cd54ac60