[INFO] fetching crate bitbuffer_derive 0.8.0...
[INFO] testing bitbuffer_derive-0.8.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate bitbuffer_derive 0.8.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate bitbuffer_derive 0.8.0 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 bitbuffer_derive 0.8.0
[INFO] finished tweaking crates.io crate bitbuffer_derive 0.8.0
[INFO] tweaked toml for crates.io crate bitbuffer_derive 0.8.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] d2666b6ae403bc84aad7ad01dbd02c5c6478f3d439f22fd988c233a558dd6fa5
[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" "d2666b6ae403bc84aad7ad01dbd02c5c6478f3d439f22fd988c233a558dd6fa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2666b6ae403bc84aad7ad01dbd02c5c6478f3d439f22fd988c233a558dd6fa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2666b6ae403bc84aad7ad01dbd02c5c6478f3d439f22fd988c233a558dd6fa5", kill_on_drop: false }`
[INFO] [stdout] d2666b6ae403bc84aad7ad01dbd02c5c6478f3d439f22fd988c233a558dd6fa5
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ce4d6e028525134e038e4eb04ca865e5ef28fc58a84e58ab280a41778db99a14
[INFO] running `Command { std: "docker" "start" "-a" "ce4d6e028525134e038e4eb04ca865e5ef28fc58a84e58ab280a41778db99a14", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn_util v0.4.2
[INFO] [stderr]    Compiling bitbuffer_derive v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.21s
[INFO] running `Command { std: "docker" "inspect" "ce4d6e028525134e038e4eb04ca865e5ef28fc58a84e58ab280a41778db99a14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce4d6e028525134e038e4eb04ca865e5ef28fc58a84e58ab280a41778db99a14", kill_on_drop: false }`
[INFO] [stdout] ce4d6e028525134e038e4eb04ca865e5ef28fc58a84e58ab280a41778db99a14
[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] ffe4bed2477ec0b5dec5dc1e28c9fb622320bdc4a5818b8d270863b0a816fd76
[INFO] running `Command { std: "docker" "start" "-a" "ffe4bed2477ec0b5dec5dc1e28c9fb622320bdc4a5818b8d270863b0a816fd76", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling bitbuffer_derive v0.8.0
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]    Compiling bitbuffer v0.8.1
[INFO] [stderr]    Compiling bitbuffer_derive v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.43s
[INFO] running `Command { std: "docker" "inspect" "ffe4bed2477ec0b5dec5dc1e28c9fb622320bdc4a5818b8d270863b0a816fd76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffe4bed2477ec0b5dec5dc1e28c9fb622320bdc4a5818b8d270863b0a816fd76", kill_on_drop: false }`
[INFO] [stdout] ffe4bed2477ec0b5dec5dc1e28c9fb622320bdc4a5818b8d270863b0a816fd76
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4a7ad0028b967bf68ce3904fc000d42f32da6413b8b1bd1e58429263e05654cb
[INFO] running `Command { std: "docker" "start" "-a" "4a7ad0028b967bf68ce3904fc000d42f32da6413b8b1bd1e58429263e05654cb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bitbuffer_derive-eb91188572b67afd
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/expand-90c7c1faebade483
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-f563298fe4008ea2
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 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] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test_read_bare_enum ... ok
[INFO] [stdout] test test_read_struct3 ... ok
[INFO] [stdout] test test_read_struct_sized ... ok
[INFO] [stdout] test test_read_unnamed_field_enum_sized ... ok
[INFO] [stdout] test test_read_unnamed_field_enum ... ok
[INFO] [stdout] test test_read_struct2 ... ok
[INFO] [stderr]    Doc-tests bitbuffer_derive
[INFO] [stdout] test test_read_struct ... ok
[INFO] [stdout] test test_bit_size ... ok
[INFO] [stdout] test test_bit_size_sized ... ok
[INFO] [stdout] test test_read_rest_enum ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 91) ... ok
[INFO] [stdout] test src/lib.rs - (line 65) ... ok
[INFO] [stdout] test src/lib.rs - (line 77) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/lib.rs - (line 123) ... ok
[INFO] [stdout] test src/lib.rs - (line 110) ... ok
[INFO] [stdout] test src/lib.rs - (line 39) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4a7ad0028b967bf68ce3904fc000d42f32da6413b8b1bd1e58429263e05654cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a7ad0028b967bf68ce3904fc000d42f32da6413b8b1bd1e58429263e05654cb", kill_on_drop: false }`
[INFO] [stdout] 4a7ad0028b967bf68ce3904fc000d42f32da6413b8b1bd1e58429263e05654cb