[INFO] fetching crate rust-bitfield 0.1.1...
[INFO] testing rust-bitfield-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rust-bitfield 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rust-bitfield 0.1.1 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 rust-bitfield 0.1.1
[INFO] finished tweaking crates.io crate rust-bitfield 0.1.1
[INFO] tweaked toml for crates.io crate rust-bitfield 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate rust-bitfield 0.1.1 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] c3173d1be08a8c980c8cca40fe822718c712ae27e48fd0ecb5fd5067191096b6
[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" "c3173d1be08a8c980c8cca40fe822718c712ae27e48fd0ecb5fd5067191096b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3173d1be08a8c980c8cca40fe822718c712ae27e48fd0ecb5fd5067191096b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3173d1be08a8c980c8cca40fe822718c712ae27e48fd0ecb5fd5067191096b6", kill_on_drop: false }`
[INFO] [stdout] c3173d1be08a8c980c8cca40fe822718c712ae27e48fd0ecb5fd5067191096b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 3646776b314759a27f401fd1316e9fea5c0360caf93e60ac7b100968fa7abd16
[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" "3646776b314759a27f401fd1316e9fea5c0360caf93e60ac7b100968fa7abd16", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-bitfield v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "3646776b314759a27f401fd1316e9fea5c0360caf93e60ac7b100968fa7abd16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3646776b314759a27f401fd1316e9fea5c0360caf93e60ac7b100968fa7abd16", kill_on_drop: false }`
[INFO] [stdout] 3646776b314759a27f401fd1316e9fea5c0360caf93e60ac7b100968fa7abd16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 10d66c7b683a88674f7429425913966738ecc3e632a546726c014047d874f809
[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" "10d66c7b683a88674f7429425913966738ecc3e632a546726c014047d874f809", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-bitfield v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `tV56aIEy_Bi1` should have an upper camel case name
[INFO] [stdout]  --> examples/basic.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct tV56aIEy_Bi1(u16);
[INFO] [stdout]   |        ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `TV56aIeyBi1`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "10d66c7b683a88674f7429425913966738ecc3e632a546726c014047d874f809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10d66c7b683a88674f7429425913966738ecc3e632a546726c014047d874f809", kill_on_drop: false }`
[INFO] [stdout] 10d66c7b683a88674f7429425913966738ecc3e632a546726c014047d874f809
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] c0d81db8ef3b052c6b2f2feb81161d0c7bb984e91222983a67ea0fca7acfbaff
[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" "c0d81db8ef3b052c6b2f2feb81161d0c7bb984e91222983a67ea0fca7acfbaff", kill_on_drop: false }`
[INFO] [stderr] warning: type `tV56aIEy_Bi1` should have an upper camel case name
[INFO] [stderr]  --> examples/basic.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | struct tV56aIEy_Bi1(u16);
[INFO] [stderr]   |        ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `TV56aIeyBi1`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_bitfield-787456d86675d091
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust-bitfield
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_foobar ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "c0d81db8ef3b052c6b2f2feb81161d0c7bb984e91222983a67ea0fca7acfbaff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0d81db8ef3b052c6b2f2feb81161d0c7bb984e91222983a67ea0fca7acfbaff", kill_on_drop: false }`
[INFO] [stdout] c0d81db8ef3b052c6b2f2feb81161d0c7bb984e91222983a67ea0fca7acfbaff