[INFO] cloning repository https://github.com/xaiki/cube-fwcutter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xaiki/cube-fwcutter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxaiki%2Fcube-fwcutter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxaiki%2Fcube-fwcutter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ccb32f459fb91948636627d166168bb20ca22cf
[INFO] testing xaiki/cube-fwcutter against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxaiki%2Fcube-fwcutter" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xaiki/cube-fwcutter on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xaiki/cube-fwcutter
[INFO] finished tweaking git repo https://github.com/xaiki/cube-fwcutter
[INFO] tweaked toml for git repo https://github.com/xaiki/cube-fwcutter written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/xaiki/cube-fwcutter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66a2d2ae9ea1b6ca5350effe1248f542fa6df6babd43c518a245617a8b2e56ba
[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" "66a2d2ae9ea1b6ca5350effe1248f542fa6df6babd43c518a245617a8b2e56ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66a2d2ae9ea1b6ca5350effe1248f542fa6df6babd43c518a245617a8b2e56ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66a2d2ae9ea1b6ca5350effe1248f542fa6df6babd43c518a245617a8b2e56ba", kill_on_drop: false }`
[INFO] [stdout] 66a2d2ae9ea1b6ca5350effe1248f542fa6df6babd43c518a245617a8b2e56ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de5ee4b089c8e0efc5f6f9cdd6b56334be5aae1d29fb9f21d16227b3013ae45a
[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" "de5ee4b089c8e0efc5f6f9cdd6b56334be5aae1d29fb9f21d16227b3013ae45a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling fwcutter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `LittleEndian`
[INFO] [stdout]  --> src/mpfs.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use byteorder::{BigEndian, LittleEndian, ReadBytesExt};
[INFO] [stdout]   |                            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sign`
[INFO] [stdout]   --> src/mpfs.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     sign: [u8; 4],
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.16s
[INFO] running `Command { std: "docker" "inspect" "de5ee4b089c8e0efc5f6f9cdd6b56334be5aae1d29fb9f21d16227b3013ae45a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de5ee4b089c8e0efc5f6f9cdd6b56334be5aae1d29fb9f21d16227b3013ae45a", kill_on_drop: false }`
[INFO] [stdout] de5ee4b089c8e0efc5f6f9cdd6b56334be5aae1d29fb9f21d16227b3013ae45a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 699b647aa882781286ccb248ffd23a95e2e545bf04d8bdc66a668440abc5aae4
[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" "699b647aa882781286ccb248ffd23a95e2e545bf04d8bdc66a668440abc5aae4", kill_on_drop: false }`
[INFO] [stderr]    Compiling fwcutter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `LittleEndian`
[INFO] [stdout]  --> src/mpfs.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use byteorder::{BigEndian, LittleEndian, ReadBytesExt};
[INFO] [stdout]   |                            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sign`
[INFO] [stdout]   --> src/mpfs.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     sign: [u8; 4],
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LittleEndian`
[INFO] [stdout]  --> src/mpfs.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use byteorder::{BigEndian, LittleEndian, ReadBytesExt};
[INFO] [stdout]   |                            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sign`
[INFO] [stdout]   --> src/mpfs.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     sign: [u8; 4],
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `Command { std: "docker" "inspect" "699b647aa882781286ccb248ffd23a95e2e545bf04d8bdc66a668440abc5aae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "699b647aa882781286ccb248ffd23a95e2e545bf04d8bdc66a668440abc5aae4", kill_on_drop: false }`
[INFO] [stdout] 699b647aa882781286ccb248ffd23a95e2e545bf04d8bdc66a668440abc5aae4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6aed2c2603e952d7d9c0e5d24785419fae72fc7e4a8d237270b8298547905b75
[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" "6aed2c2603e952d7d9c0e5d24785419fae72fc7e4a8d237270b8298547905b75", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `LittleEndian`
[INFO] [stderr]  --> src/mpfs.rs:2:28
[INFO] [stderr]   |
[INFO] [stderr] 2 | use byteorder::{BigEndian, LittleEndian, ReadBytesExt};
[INFO] [stderr]   |                            ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `sign`
[INFO] [stderr]   --> src/mpfs.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     sign: [u8; 4],
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `fwcutter` (lib) generated 2 warnings
[INFO] [stderr] warning: `fwcutter` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fwcutter-dfc17cdfbe0b4303)
[INFO] [stdout] running 30 tests
[INFO] [stdout] test circular_buffer::tests::empty ... ok
[INFO] [stdout] test circular_buffer::tests::slicefulloverflow ... ok
[INFO] [stdout] test circular_buffer::tests::sliceone ... ok
[INFO] [stdout] test circular_buffer::tests::sliceoverflow ... ok
[INFO] [stdout] test circular_buffer::tests::twoelementsoverflow ... ok
[INFO] [stdout] test pattern::tests::empty_repeats ... ok
[INFO] [stdout] test pattern::tests::many ... ok
[INFO] [stdout] test pattern::tests::many_many ... ok
[INFO] [stdout] test pattern::tests::many_in_many ... ok
[INFO] [stdout] test pattern::tests::many_many_prefix ... ok
[INFO] [stdout] test pattern::tests::manytwo ... ok
[INFO] [stdout] test pattern::tests::oneinone ... ok
[INFO] [stdout] test pattern::tests::oneintwo_lookback ... ok
[INFO] [stdout] test pattern::tests::threeinsix ... ok
[INFO] [stdout] test pattern::tests::twoinfour ... ok
[INFO] [stdout] test pattern::tests::oneintwo ... ok
[INFO] [stdout] test pattern::tests::oneintwo_repeats ... ok
[INFO] [stdout] test pattern::tests::oneinone_repeats ... ok
[INFO] [stdout] test pattern::tests::twoinfour_lookback ... ok
[INFO] [stdout] test pattern::tests::empty ... ok
[INFO] [stdout] test pattern::tests::twoinfour_repeats_lookback ... ok
[INFO] [stdout] test pattern::tests::twoinfour_repeats ... ok
[INFO] [stdout] test pattern::tests::many_almost_many ... ok
[INFO] [stdout] test pattern::tests::twoinfour_repeats_lookback_overflow ... ok
[INFO] [stdout] test pattern::tests::more_than_you_asked ... ok
[INFO] [stdout] test circular_buffer::tests::oneelement ... ok
[INFO] [stdout] test pattern::tests::oneinone_lookback ... ok
[INFO] [stdout] test pattern::tests::empty_lookback ... ok
[INFO] [stdout] test circular_buffer::tests::twoelements ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cut-1630a24e068fadfa)
[INFO] [stdout] test circular_buffer::tests::twoelementscompleteoverflow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fwcutter-3a1d1fed72f9c051)
[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]      Running unittests (/opt/rustwide/target/debug/deps/mpfs-67b1599dbbc2ec30)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fwcutter
[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] [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] [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] running `Command { std: "docker" "inspect" "6aed2c2603e952d7d9c0e5d24785419fae72fc7e4a8d237270b8298547905b75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aed2c2603e952d7d9c0e5d24785419fae72fc7e4a8d237270b8298547905b75", kill_on_drop: false }`
[INFO] [stdout] 6aed2c2603e952d7d9c0e5d24785419fae72fc7e4a8d237270b8298547905b75