[INFO] fetching crate sliceslice 0.2.1...
[INFO] testing sliceslice-0.2.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate sliceslice 0.2.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sliceslice 0.2.1 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 sliceslice 0.2.1
[INFO] finished tweaking crates.io crate sliceslice 0.2.1
[INFO] tweaked toml for crates.io crate sliceslice 0.2.1 written to /workspace/builds/worker-0/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-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" "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] 668edabe6f8f3b7762ef6f054365d9905cd1ae2ee2df610ae6291fc67036ac9d
[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" "668edabe6f8f3b7762ef6f054365d9905cd1ae2ee2df610ae6291fc67036ac9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "668edabe6f8f3b7762ef6f054365d9905cd1ae2ee2df610ae6291fc67036ac9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "668edabe6f8f3b7762ef6f054365d9905cd1ae2ee2df610ae6291fc67036ac9d", kill_on_drop: false }`
[INFO] [stdout] 668edabe6f8f3b7762ef6f054365d9905cd1ae2ee2df610ae6291fc67036ac9d
[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" "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] 047b065a174d053ca009a10b6760dd7d1a01e39369107ce29afb680c79eb573a
[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" "047b065a174d053ca009a10b6760dd7d1a01e39369107ce29afb680c79eb573a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling sliceslice v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.97s
[INFO] running `Command { std: "docker" "inspect" "047b065a174d053ca009a10b6760dd7d1a01e39369107ce29afb680c79eb573a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "047b065a174d053ca009a10b6760dd7d1a01e39369107ce29afb680c79eb573a", kill_on_drop: false }`
[INFO] [stdout] 047b065a174d053ca009a10b6760dd7d1a01e39369107ce29afb680c79eb573a
[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" "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] bbb0ee9c5f38e10ba505b53480ddd1cd6ac5f6a9b0240049138fe824e36976f8
[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" "bbb0ee9c5f38e10ba505b53480ddd1cd6ac5f6a9b0240049138fe824e36976f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling unchecked-index v0.2.2
[INFO] [stderr]    Compiling memmem v0.1.1
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling twoway v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling tinytemplate v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling sliceslice v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 50.05s
[INFO] running `Command { std: "docker" "inspect" "bbb0ee9c5f38e10ba505b53480ddd1cd6ac5f6a9b0240049138fe824e36976f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbb0ee9c5f38e10ba505b53480ddd1cd6ac5f6a9b0240049138fe824e36976f8", kill_on_drop: false }`
[INFO] [stdout] bbb0ee9c5f38e10ba505b53480ddd1cd6ac5f6a9b0240049138fe824e36976f8
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f78233d78c266f23a00d2536072d53f7f4c3d2650eb3f689a7a27e1f51de812b
[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" "f78233d78c266f23a00d2536072d53f7f4c3d2650eb3f689a7a27e1f51de812b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sliceslice-535b89988c354da1
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test memcmp::tests::memcmp1 ... ok
[INFO] [stdout] test memcmp::tests::memcmp10 ... ok
[INFO] [stdout] test memcmp::tests::memcmp11 ... ok
[INFO] [stdout] test memcmp::tests::memcmp2 ... ok
[INFO] [stdout] test memcmp::tests::memcmp12 ... ok
[INFO] [stdout] test memcmp::tests::memcmp3 ... ok
[INFO] [stdout] test memcmp::tests::memcmp4 ... ok
[INFO] [stdout] test memcmp::tests::memcmp5 ... ok
[INFO] [stdout] test memcmp::tests::memcmp6 ... ok
[INFO] [stdout] test memcmp::tests::memcmp8 ... ok
[INFO] [stdout] test memcmp::tests::memcmp9 ... ok
[INFO] [stdout] test tests::memchr_search_different ... ok
[INFO] [stdout] test tests::memchr_search_same ... ok
[INFO] [stdout] test tests::memchr_search_suffix ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/i386-aa482ee0c368f322
[INFO] [stdout] test memcmp::tests::memcmp7 ... ok
[INFO] [stdout] test x86::tests::avx2_search_middle ... ok
[INFO] [stdout] test x86::tests::avx2_search_suffix ... ok
[INFO] [stdout] test x86::tests::avx2_search_prefix ... ok
[INFO] [stdout] test x86::tests::avx2_search_different ... ok
[INFO] [stdout] test tests::memchr_search_mutiple ... ok
[INFO] [stdout] test x86::tests::avx2_search_mutiple ... ok
[INFO] [stdout] test tests::memchr_search_prefix ... ok
[INFO] [stdout] test x86::tests::avx2_search_same ... ok
[INFO] [stdout] test tests::memchr_search_middle ... ok
[INFO] [stdout] test memcmp::tests::memcmp0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test search_long_haystack ... ok
[INFO] [stderr]    Doc-tests sliceslice
[INFO] [stdout] test search_short_haystack ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f78233d78c266f23a00d2536072d53f7f4c3d2650eb3f689a7a27e1f51de812b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f78233d78c266f23a00d2536072d53f7f4c3d2650eb3f689a7a27e1f51de812b", kill_on_drop: false }`
[INFO] [stdout] f78233d78c266f23a00d2536072d53f7f4c3d2650eb3f689a7a27e1f51de812b