[INFO] fetching crate needle 0.1.1...
[INFO] testing needle-0.1.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate needle 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate needle 0.1.1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate needle 0.1.1
[INFO] finished tweaking crates.io crate needle 0.1.1
[INFO] tweaked toml for crates.io crate needle 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+62efba8a050c64249dab942951bb28f710208bc8" "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] 54510aa3e366a8de61a0ebc9eb159c65bf4ee23a86bef74a976327ade936d39f
[INFO] running `Command { std: "docker" "start" "-a" "54510aa3e366a8de61a0ebc9eb159c65bf4ee23a86bef74a976327ade936d39f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54510aa3e366a8de61a0ebc9eb159c65bf4ee23a86bef74a976327ade936d39f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54510aa3e366a8de61a0ebc9eb159c65bf4ee23a86bef74a976327ade936d39f", kill_on_drop: false }`
[INFO] [stdout] 54510aa3e366a8de61a0ebc9eb159c65bf4ee23a86bef74a976327ade936d39f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03f3dbc5c4c1280a7a709beeeae66866431ca400cc9fdc03b8da78ef1902b865
[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" "03f3dbc5c4c1280a7a709beeeae66866431ca400cc9fdc03b8da78ef1902b865", kill_on_drop: false }`
[INFO] [stderr]    Compiling needle v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "03f3dbc5c4c1280a7a709beeeae66866431ca400cc9fdc03b8da78ef1902b865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03f3dbc5c4c1280a7a709beeeae66866431ca400cc9fdc03b8da78ef1902b865", kill_on_drop: false }`
[INFO] [stdout] 03f3dbc5c4c1280a7a709beeeae66866431ca400cc9fdc03b8da78ef1902b865
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cda36499dd26b21556e7f0c1b63bf49feceb656359acf41107234f2429c89ba9
[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" "cda36499dd26b21556e7f0c1b63bf49feceb656359acf41107234f2429c89ba9", kill_on_drop: false }`
[INFO] [stderr]    Compiling needle v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/benchmarks.rs:20:48
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let haystack = pi_100k_digits().as_bytes();;
[INFO] [stdout]    |                                                ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]    --> src/horspool.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |     use std::str;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` 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 1.48s
[INFO] running `Command { std: "docker" "inspect" "cda36499dd26b21556e7f0c1b63bf49feceb656359acf41107234f2429c89ba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda36499dd26b21556e7f0c1b63bf49feceb656359acf41107234f2429c89ba9", kill_on_drop: false }`
[INFO] [stdout] cda36499dd26b21556e7f0c1b63bf49feceb656359acf41107234f2429c89ba9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4844118fc4f1c2f29e6f14de23cec5e7167d0932f3b148634b4790e5f0b38b1f
[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" "4844118fc4f1c2f29e6f14de23cec5e7167d0932f3b148634b4790e5f0b38b1f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stdout] running 18 tests
[INFO] [stderr]   --> src/benchmarks.rs:20:48
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let haystack = pi_100k_digits().as_bytes();;
[INFO] [stderr]    |                                                ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]    --> src/horspool.rs:133:9
[INFO] [stderr]     |
[INFO] [stderr] 133 |     use std::str;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `needle` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/needle-f50744693fbf43d9)
[INFO] [stdout] test benchmarks::find_pi_100k_digits_boyer_moore ... ok
[INFO] [stdout] test boyer_moore::test::test_search_twice ... ok
[INFO] [stdout] test boyer_moore::test::test_simple ... ok
[INFO] [stdout] test horspool::test::bench_rna_bytes ... ok
[INFO] [stdout] test horspool::test::bench_rna_enum ... ok
[INFO] [stdout] test boyer_moore::test::test_bad_char ... ok
[INFO] [stdout] test horspool::test::test_rna ... ok
[INFO] [stdout] test boyer_moore::test::test_bad_char2 ... ok
[INFO] [stdout] test skip_search::test::test_good_suffix_table ... ok
[INFO] [stdout] test skip_search::test::test_good_suffix_table2 ... ok
[INFO] [stdout] test skip_search::test::test_suffix_table ... ok
[INFO] [stdout] test benchmarks::find_pi_100k_digits_std_str ... ok
[INFO] [stdout] test benchmarks::find_pi_100k_digits_horspool_with_precompute ... ok
[INFO] [stdout] test boyer_moore::test::test_overlapping ... ok
[INFO] [stdout] test boyer_moore::test::test_iter ... ok
[INFO] [stdout] test boyer_moore::test::test_non_overlapping ... ok
[INFO] [stdout] test benchmarks::find_pi_100k_digits_boyer_moore_with_precompute ... ok
[INFO] [stdout] test benchmarks::find_pi_100k_digits_horspool ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests needle
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/horspool.rs - horspool (line 8) ... ok
[INFO] [stdout] test src/boyer_moore.rs - boyer_moore (line 5) ... ok
[INFO] [stdout] test src/boyer_moore.rs - boyer_moore::BoyerMoore::find_overlapping_in (line 66) ... ok
[INFO] [stdout] test src/horspool.rs - horspool::Horspool::find_overlapping_in (line 63) ... ok
[INFO] [stdout] test src/horspool.rs - horspool::Horspool::find_in (line 43) ... ok
[INFO] [stdout] test src/boyer_moore.rs - boyer_moore::BoyerMoore::find_in (line 46) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.85s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4844118fc4f1c2f29e6f14de23cec5e7167d0932f3b148634b4790e5f0b38b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4844118fc4f1c2f29e6f14de23cec5e7167d0932f3b148634b4790e5f0b38b1f", kill_on_drop: false }`
[INFO] [stdout] 4844118fc4f1c2f29e6f14de23cec5e7167d0932f3b148634b4790e5f0b38b1f