[INFO] fetching crate rmp3 0.2.1...
[INFO] testing rmp3-0.2.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate rmp3 0.2.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rmp3 0.2.1 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 rmp3 0.2.1
[INFO] finished tweaking crates.io crate rmp3 0.2.1
[INFO] tweaked toml for crates.io crate rmp3 0.2.1 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a14857d869ddafa31362edb5249588fcc417deaa3f87bd3308b67c430140ecfa
[INFO] running `Command { std: "docker" "start" "-a" "a14857d869ddafa31362edb5249588fcc417deaa3f87bd3308b67c430140ecfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a14857d869ddafa31362edb5249588fcc417deaa3f87bd3308b67c430140ecfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a14857d869ddafa31362edb5249588fcc417deaa3f87bd3308b67c430140ecfa", kill_on_drop: false }`
[INFO] [stdout] a14857d869ddafa31362edb5249588fcc417deaa3f87bd3308b67c430140ecfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 387528113cf4044f12179bc572c0cdba7634a4abb0d3383f5a92a52afd7fdefe
[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" "387528113cf4044f12179bc572c0cdba7634a4abb0d3383f5a92a52afd7fdefe", kill_on_drop: false }`
[INFO] [stderr]    Compiling rmp3 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "387528113cf4044f12179bc572c0cdba7634a4abb0d3383f5a92a52afd7fdefe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "387528113cf4044f12179bc572c0cdba7634a4abb0d3383f5a92a52afd7fdefe", kill_on_drop: false }`
[INFO] [stdout] 387528113cf4044f12179bc572c0cdba7634a4abb0d3383f5a92a52afd7fdefe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 4ae656a0fd925a34df4597eced6718fa238bacf0c4a07c6cbcca225585ca7bb8
[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" "4ae656a0fd925a34df4597eced6718fa238bacf0c4a07c6cbcca225585ca7bb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rmp3 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "4ae656a0fd925a34df4597eced6718fa238bacf0c4a07c6cbcca225585ca7bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ae656a0fd925a34df4597eced6718fa238bacf0c4a07c6cbcca225585ca7bb8", kill_on_drop: false }`
[INFO] [stdout] 4ae656a0fd925a34df4597eced6718fa238bacf0c4a07c6cbcca225585ca7bb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] c9dbec257893d5dd17e00fc1c8e1ff2989a41f3c8819ddf072064db623eaccda
[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" "c9dbec257893d5dd17e00fc1c8e1ff2989a41f3c8819ddf072064db623eaccda", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rmp3-c70207ea749e73c6
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests rmp3
[INFO] [stdout] test ffi::bindgen_test_layout_mp3dec_frame_info_t ... ok
[INFO] [stdout] test ffi::bindgen_test_layout_mp3dec_t ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "c9dbec257893d5dd17e00fc1c8e1ff2989a41f3c8819ddf072064db623eaccda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9dbec257893d5dd17e00fc1c8e1ff2989a41f3c8819ddf072064db623eaccda", kill_on_drop: false }`
[INFO] [stdout] c9dbec257893d5dd17e00fc1c8e1ff2989a41f3c8819ddf072064db623eaccda