[INFO] fetching crate metaflac 0.2.4...
[INFO] testing metaflac-0.2.4 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate metaflac 0.2.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate metaflac 0.2.4 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metaflac 0.2.4
[INFO] finished tweaking crates.io crate metaflac 0.2.4
[INFO] tweaked toml for crates.io crate metaflac 0.2.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2aab5b52b0caa3f9e42bbcab02acd9e8bb144d2fdde4a5b9109b3ea15d059388
[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" "2aab5b52b0caa3f9e42bbcab02acd9e8bb144d2fdde4a5b9109b3ea15d059388", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aab5b52b0caa3f9e42bbcab02acd9e8bb144d2fdde4a5b9109b3ea15d059388", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aab5b52b0caa3f9e42bbcab02acd9e8bb144d2fdde4a5b9109b3ea15d059388", kill_on_drop: false }`
[INFO] [stdout] 2aab5b52b0caa3f9e42bbcab02acd9e8bb144d2fdde4a5b9109b3ea15d059388
[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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81e609122d223a726b4d004c3c41824264cd12114609e056dabeb899ddd8031d
[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" "81e609122d223a726b4d004c3c41824264cd12114609e056dabeb899ddd8031d", kill_on_drop: false }`
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling metaflac v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.20s
[INFO] running `Command { std: "docker" "inspect" "81e609122d223a726b4d004c3c41824264cd12114609e056dabeb899ddd8031d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e609122d223a726b4d004c3c41824264cd12114609e056dabeb899ddd8031d", kill_on_drop: false }`
[INFO] [stdout] 81e609122d223a726b4d004c3c41824264cd12114609e056dabeb899ddd8031d
[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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffad8309d14754de5431cd165d7310566873618ca0329221f0ed5ff691b7a1f4
[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" "ffad8309d14754de5431cd165d7310566873618ca0329221f0ed5ff691b7a1f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling metaflac v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "ffad8309d14754de5431cd165d7310566873618ca0329221f0ed5ff691b7a1f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffad8309d14754de5431cd165d7310566873618ca0329221f0ed5ff691b7a1f4", kill_on_drop: false }`
[INFO] [stdout] ffad8309d14754de5431cd165d7310566873618ca0329221f0ed5ff691b7a1f4
[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" "+beta-2021-01-01" "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] f2a94877f8cfa7f2651f8f674f3f10d1a4e287a1720af920d5c16bd8ec6e0722
[INFO] running `Command { std: "docker" "start" "-a" "f2a94877f8cfa7f2651f8f674f3f10d1a4e287a1720af920d5c16bd8ec6e0722", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/metaflac-50ca41648b6441f6
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tag::tests::vorbis_case_sensitivity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests metaflac
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/tag.rs - tag::Tag::get_streaminfo (line 303) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::remove_blocks (line 55) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::set_streaminfo (line 325) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::add_picture (line 240) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::vorbis_comments (line 74) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::remove_picture_type (line 273) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::vorbis_comments_mut (line 97) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::pictures (line 221) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::set_vorbis (line 153) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::get_vorbis (line 131) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::remove_vorbis_pair (line 198) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::remove_vorbis (line 174) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.82s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f2a94877f8cfa7f2651f8f674f3f10d1a4e287a1720af920d5c16bd8ec6e0722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a94877f8cfa7f2651f8f674f3f10d1a4e287a1720af920d5c16bd8ec6e0722", kill_on_drop: false }`
[INFO] [stdout] f2a94877f8cfa7f2651f8f674f3f10d1a4e287a1720af920d5c16bd8ec6e0722