[INFO] cloning repository https://github.com/douchuan/algorithm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/douchuan/algorithm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdouchuan%2Falgorithm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdouchuan%2Falgorithm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac00e58dae0b4deff3e57f36b6f71be6618ed5ac
[INFO] checking douchuan/algorithm against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdouchuan%2Falgorithm" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/douchuan/algorithm on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/douchuan/algorithm
[INFO] finished tweaking git repo https://github.com/douchuan/algorithm
[INFO] tweaked toml for git repo https://github.com/douchuan/algorithm written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate git repo https://github.com/douchuan/algorithm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pathfinder_simd v0.5.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c95fdd584acade7263f1486e88ac67d5b3079fab9a532307e2ae25e56c6c31e
[INFO] running `Command { std: "docker" "start" "-a" "0c95fdd584acade7263f1486e88ac67d5b3079fab9a532307e2ae25e56c6c31e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c95fdd584acade7263f1486e88ac67d5b3079fab9a532307e2ae25e56c6c31e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c95fdd584acade7263f1486e88ac67d5b3079fab9a532307e2ae25e56c6c31e", kill_on_drop: false }`
[INFO] [stdout] 0c95fdd584acade7263f1486e88ac67d5b3079fab9a532307e2ae25e56c6c31e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f989d1854f7cd49b930413841c441ec058fa6b43ba32e49fbcf2e38afa44dff0
[INFO] running `Command { std: "docker" "start" "-a" "f989d1854f7cd49b930413841c441ec058fa6b43ba32e49fbcf2e38afa44dff0", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
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[INFO] [stdout] warning: use of deprecated function `algo::strings::brute_force::search1`: brute force search used by benchmark, use KMP in production
[INFO] [stdout]   --> benches/strings.rs:99:28
[INFO] [stdout]    |
[INFO] [stdout] 99 |     b.iter(|| brute_force::search1(pat.as_str(), txt.as_str()));
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `algo::strings::brute_force::search1`: brute force search used by benchmark, use KMP in production
[INFO] [stdout]    --> tests/test_strings.rs:346:38
[INFO] [stdout]     |
[INFO] [stdout] 346 |         assert_eq!(pos, brute_force::search1(pat, txt));
[INFO] [stdout]     |                                      ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `algo::strings::brute_force::search2`: brute force search used by benchmark, use KMP in production
[INFO] [stdout]    --> tests/test_strings.rs:347:38
[INFO] [stdout]     |
[INFO] [stdout] 347 |         assert_eq!(pos, brute_force::search2(pat, txt));
[INFO] [stdout]     |                                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.10s
[INFO] running `Command { std: "docker" "inspect" "f989d1854f7cd49b930413841c441ec058fa6b43ba32e49fbcf2e38afa44dff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f989d1854f7cd49b930413841c441ec058fa6b43ba32e49fbcf2e38afa44dff0", kill_on_drop: false }`
[INFO] [stdout] f989d1854f7cd49b930413841c441ec058fa6b43ba32e49fbcf2e38afa44dff0