[INFO] fetching crate avif-serialize 0.6.4...
[INFO] testing avif-serialize-0.6.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate avif-serialize 0.6.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate avif-serialize 0.6.4 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 crates.io crate avif-serialize 0.6.4
[INFO] finished tweaking crates.io crate avif-serialize 0.6.4
[INFO] tweaked toml for crates.io crate avif-serialize 0.6.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate avif-serialize 0.6.4 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-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" "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] ee6c093bc1e0fe3b73497bce78a071bbcc7f538f7991ade853d59f095df52d40
[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" "ee6c093bc1e0fe3b73497bce78a071bbcc7f538f7991ade853d59f095df52d40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee6c093bc1e0fe3b73497bce78a071bbcc7f538f7991ade853d59f095df52d40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee6c093bc1e0fe3b73497bce78a071bbcc7f538f7991ade853d59f095df52d40", kill_on_drop: false }`
[INFO] [stdout] ee6c093bc1e0fe3b73497bce78a071bbcc7f538f7991ade853d59f095df52d40
[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=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] 29c0758981057bd972e8aa2b368b0b1bea73b5c785875e7ce25efae12f8375a5
[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" "29c0758981057bd972e8aa2b368b0b1bea73b5c785875e7ce25efae12f8375a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling avif-serialize v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `Command { std: "docker" "inspect" "29c0758981057bd972e8aa2b368b0b1bea73b5c785875e7ce25efae12f8375a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29c0758981057bd972e8aa2b368b0b1bea73b5c785875e7ce25efae12f8375a5", kill_on_drop: false }`
[INFO] [stdout] 29c0758981057bd972e8aa2b368b0b1bea73b5c785875e7ce25efae12f8375a5
[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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 18f2c8372528459a54c70cc8308dc8ac00190f02bdbbfeaf85518272adcecd29
[INFO] running `Command { std: "docker" "start" "-a" "18f2c8372528459a54c70cc8308dc8ac00190f02bdbbfeaf85518272adcecd29", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling bitreader v0.3.2
[INFO] [stderr]    Compiling avif-parse v0.12.2
[INFO] [stderr]    Compiling mp4parse v0.11.4
[INFO] [stderr]    Compiling avif-serialize v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.24s
[INFO] running `Command { std: "docker" "inspect" "18f2c8372528459a54c70cc8308dc8ac00190f02bdbbfeaf85518272adcecd29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18f2c8372528459a54c70cc8308dc8ac00190f02bdbbfeaf85518272adcecd29", kill_on_drop: false }`
[INFO] [stdout] 18f2c8372528459a54c70cc8308dc8ac00190f02bdbbfeaf85518272adcecd29
[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=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] 322ba121eda5da07ae9d3f3ee34208cbaacd66ba6d81c1f96f1c36beb6e1770b
[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" "322ba121eda5da07ae9d3f3ee34208cbaacd66ba6d81c1f96f1c36beb6e1770b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/avif_serialize-2114e40e19cd5038
[INFO] [stdout] test test_roundtrip_parse_mp4 ... ok
[INFO] [stderr]    Doc-tests avif-serialize
[INFO] [stdout] test test_roundtrip_parse_avif ... ok
[INFO] [stdout] test premultiplied_flag ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "322ba121eda5da07ae9d3f3ee34208cbaacd66ba6d81c1f96f1c36beb6e1770b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "322ba121eda5da07ae9d3f3ee34208cbaacd66ba6d81c1f96f1c36beb6e1770b", kill_on_drop: false }`
[INFO] [stdout] 322ba121eda5da07ae9d3f3ee34208cbaacd66ba6d81c1f96f1c36beb6e1770b