[INFO] fetching crate zerodmg-utils 0.1.9...
[INFO] testing zerodmg-utils-0.1.9 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate zerodmg-utils 0.1.9 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate zerodmg-utils 0.1.9 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zerodmg-utils 0.1.9
[INFO] finished tweaking crates.io crate zerodmg-utils 0.1.9
[INFO] tweaked toml for crates.io crate zerodmg-utils 0.1.9 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/beta/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 5adb6537acac9b85c9714fb9004b4c228a2d0d643ac745cd669965084cdaafee
[INFO] running `Command { std: "docker" "start" "-a" "5adb6537acac9b85c9714fb9004b4c228a2d0d643ac745cd669965084cdaafee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5adb6537acac9b85c9714fb9004b4c228a2d0d643ac745cd669965084cdaafee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5adb6537acac9b85c9714fb9004b4c228a2d0d643ac745cd669965084cdaafee", kill_on_drop: false }`
[INFO] [stdout] 5adb6537acac9b85c9714fb9004b4c228a2d0d643ac745cd669965084cdaafee
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] e7a66cad407dca659fad03af30f1eef6628bb5754440d1d2b2afd14186c24578
[INFO] running `Command { std: "docker" "start" "-a" "e7a66cad407dca659fad03af30f1eef6628bb5754440d1d2b2afd14186c24578", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/beta/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling zerodmg-utils v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.65s
[INFO] running `Command { std: "docker" "inspect" "e7a66cad407dca659fad03af30f1eef6628bb5754440d1d2b2afd14186c24578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7a66cad407dca659fad03af30f1eef6628bb5754440d1d2b2afd14186c24578", kill_on_drop: false }`
[INFO] [stdout] e7a66cad407dca659fad03af30f1eef6628bb5754440d1d2b2afd14186c24578
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] c7d21c24dfb4091edf958f4db0504a938c7564e365df225c0c9e3fd0802db029
[INFO] running `Command { std: "docker" "start" "-a" "c7d21c24dfb4091edf958f4db0504a938c7564e365df225c0c9e3fd0802db029", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/beta/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]    Compiling zerodmg-utils v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "c7d21c24dfb4091edf958f4db0504a938c7564e365df225c0c9e3fd0802db029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7d21c24dfb4091edf958f4db0504a938c7564e365df225c0c9e3fd0802db029", kill_on_drop: false }`
[INFO] [stdout] c7d21c24dfb4091edf958f4db0504a938c7564e365df225c0c9e3fd0802db029
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ce03aa725d08db9cf0a0523ec9c5aab66cb2ac07975f37207c6cc351f3b4848f
[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" "ce03aa725d08db9cf0a0523ec9c5aab66cb2ac07975f37207c6cc351f3b4848f", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/beta/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zerodmg_utils-d17279bb05f60072)
[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 zerodmg-utils
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/little_endian.rs - little_endian::u8s_to_u16 (line 10) ... ok
[INFO] [stdout] test src/little_endian.rs - little_endian::u8_get_bit (line 53) ... ok
[INFO] [stdout] test src/little_endian.rs - little_endian::u8_set_bit (line 89) ... ok
[INFO] [stdout] test src/little_endian.rs - little_endian::u8_set_bit (line 70) ... ok
[INFO] [stdout] test src/little_endian.rs - little_endian::u16_to_u8s (line 25) ... ok
[INFO] [stdout] test src/little_endian.rs - little_endian::u8_get_bit (line 40) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ce03aa725d08db9cf0a0523ec9c5aab66cb2ac07975f37207c6cc351f3b4848f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce03aa725d08db9cf0a0523ec9c5aab66cb2ac07975f37207c6cc351f3b4848f", kill_on_drop: false }`
[INFO] [stdout] ce03aa725d08db9cf0a0523ec9c5aab66cb2ac07975f37207c6cc351f3b4848f