[INFO] fetching crate bitfield-layout 0.4.0...
[INFO] testing bitfield-layout-0.4.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate bitfield-layout 0.4.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate bitfield-layout 0.4.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitfield-layout 0.4.0
[INFO] finished tweaking crates.io crate bitfield-layout 0.4.0
[INFO] tweaked toml for crates.io crate bitfield-layout 0.4.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 97128b6ea99caa4433a31146c17a75d503f2b84fad1fcf4bcd3b217a11a45621
[INFO] running `Command { std: "docker" "start" "-a" "97128b6ea99caa4433a31146c17a75d503f2b84fad1fcf4bcd3b217a11a45621", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97128b6ea99caa4433a31146c17a75d503f2b84fad1fcf4bcd3b217a11a45621", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97128b6ea99caa4433a31146c17a75d503f2b84fad1fcf4bcd3b217a11a45621", kill_on_drop: false }`
[INFO] [stdout] 97128b6ea99caa4433a31146c17a75d503f2b84fad1fcf4bcd3b217a11a45621
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7da8a27c9952cf2d1479078268ef3d97be1f053c36618f6937bb0ad962296000
[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" "7da8a27c9952cf2d1479078268ef3d97be1f053c36618f6937bb0ad962296000", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitfield-layout v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "7da8a27c9952cf2d1479078268ef3d97be1f053c36618f6937bb0ad962296000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7da8a27c9952cf2d1479078268ef3d97be1f053c36618f6937bb0ad962296000", kill_on_drop: false }`
[INFO] [stdout] 7da8a27c9952cf2d1479078268ef3d97be1f053c36618f6937bb0ad962296000
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bd3d98cd4ef3a4f2c71fba9abb15447a1db1ce4550105f3186b512e62c8b22e
[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" "9bd3d98cd4ef3a4f2c71fba9abb15447a1db1ce4550105f3186b512e62c8b22e", kill_on_drop: false }`
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling pretty_assertions v0.7.2
[INFO] [stderr]    Compiling bitfield-layout v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.10s
[INFO] running `Command { std: "docker" "inspect" "9bd3d98cd4ef3a4f2c71fba9abb15447a1db1ce4550105f3186b512e62c8b22e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bd3d98cd4ef3a4f2c71fba9abb15447a1db1ce4550105f3186b512e62c8b22e", kill_on_drop: false }`
[INFO] [stdout] 9bd3d98cd4ef3a4f2c71fba9abb15447a1db1ce4550105f3186b512e62c8b22e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 266459aad2832c9e8255fdfd436f03121d37f92c75132c0d05c9343286abe882
[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" "266459aad2832c9e8255fdfd436f03121d37f92c75132c0d05c9343286abe882", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 10 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bitfield_layout-20906eff806e9000)
[INFO] [stdout] test layouts::tests::layout_macro_dual_view ... ok
[INFO] [stdout] test layouts::tests::flag_type ... ok
[INFO] [stdout] test layouts::tests::dual_view ... ok
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-82e84f9a12865779)
[INFO] [stdout] test tests::bitfield_bitwise ... ok
[INFO] [stdout] test layouts::tests::layout_macro_flag_type ... ok
[INFO] [stdout] test tests::from_bits ... ok
[INFO] [stdout] test tests::into_bits ... ok
[INFO] [stdout] test tests::diff ... ok
[INFO] [stdout] test tests::bits ... ok
[INFO] [stdout] test tests::flags ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test value_operations ... ok
[INFO] [stderr]    Doc-tests bitfield-layout
[INFO] [stdout] test bits_operations ... ok
[INFO] [stdout] test general_operations ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/lib.rs - BitFieldLayout::find_state (line 498) ... ok
[INFO] [stdout] test src/layouts.rs - layouts::DualView (line 12) ... ok
[INFO] [stdout] test src/lib.rs - BitFieldLayout::swap (line 285) ... ok
[INFO] [stdout] test src/layouts.rs - layouts::FlagType (line 77) ... ok
[INFO] [stdout] test src/lib.rs - BitFieldLayout::bits (line 407) ... ok
[INFO] [stdout] test src/lib.rs - BitFieldLayout::replace (line 261) ... ok
[INFO] [stdout] test src/lib.rs - (line 143) ... ok
[INFO] [stdout] test src/lib.rs - BitField (line 1036) ... ok
[INFO] [stdout] test src/lib.rs - BitFieldLayout::insert_flag (line 339) ... ok
[INFO] [stdout] test src/layouts.rs - layouts::layout (line 159) ... ok
[INFO] [stdout] test src/lib.rs - BitFieldLayout::update (line 311) ... ok
[INFO] [stdout] test src/lib.rs - BitFieldLayout::diff (line 461) ... ok
[INFO] [stdout] test src/lib.rs - BitField (line 1006) ... ok
[INFO] [stdout] test src/lib.rs - BitFieldLayout::flags (line 429) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/lib.rs - BitFieldLayout::toggle_flag (line 374) ... ok
[INFO] [stdout] test src/layouts.rs - layouts::layout (line 215) ... ok
[INFO] [stdout] test src/lib.rs - BitField (line 922) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "266459aad2832c9e8255fdfd436f03121d37f92c75132c0d05c9343286abe882", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "266459aad2832c9e8255fdfd436f03121d37f92c75132c0d05c9343286abe882", kill_on_drop: false }`
[INFO] [stdout] 266459aad2832c9e8255fdfd436f03121d37f92c75132c0d05c9343286abe882