[INFO] cloning repository https://github.com/paberr/rust-mnemonic-benchmark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paberr/rust-mnemonic-benchmark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaberr%2Frust-mnemonic-benchmark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaberr%2Frust-mnemonic-benchmark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a92778b0791e889c2bb952d13771d68502ee0381
[INFO] testing paberr/rust-mnemonic-benchmark against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaberr%2Frust-mnemonic-benchmark" "/workspace/builds/worker-33/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-33/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/paberr/rust-mnemonic-benchmark on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/paberr/rust-mnemonic-benchmark
[INFO] finished tweaking git repo https://github.com/paberr/rust-mnemonic-benchmark
[INFO] tweaked toml for git repo https://github.com/paberr/rust-mnemonic-benchmark written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] crate git repo https://github.com/paberr/rust-mnemonic-benchmark already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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 bit-vec v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36dd65a32e92945203821ac028fd82d8deeecbd373b68bc3e0416438a134ab9e
[INFO] running `Command { std: "docker" "start" "-a" "36dd65a32e92945203821ac028fd82d8deeecbd373b68bc3e0416438a134ab9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36dd65a32e92945203821ac028fd82d8deeecbd373b68bc3e0416438a134ab9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36dd65a32e92945203821ac028fd82d8deeecbd373b68bc3e0416438a134ab9e", kill_on_drop: false }`
[INFO] [stdout] 36dd65a32e92945203821ac028fd82d8deeecbd373b68bc3e0416438a134ab9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b31ca9175845652a59f5bc769762de6e5e5703f95bb6e31baa5a047ce6139af
[INFO] running `Command { std: "docker" "start" "-a" "4b31ca9175845652a59f5bc769762de6e5e5703f95bb6e31baa5a047ce6139af", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling bit-vec v0.5.0
[INFO] [stderr]    Compiling itertools v0.7.8
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling rust-mnemonic-benchmark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `ones`
[INFO] [stdout]   --> src/main.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn ones() -> Self {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.46s
[INFO] running `Command { std: "docker" "inspect" "4b31ca9175845652a59f5bc769762de6e5e5703f95bb6e31baa5a047ce6139af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b31ca9175845652a59f5bc769762de6e5e5703f95bb6e31baa5a047ce6139af", kill_on_drop: false }`
[INFO] [stdout] 4b31ca9175845652a59f5bc769762de6e5e5703f95bb6e31baa5a047ce6139af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f0189554aa002db4fa13dd8f88f34cfb77fd1dfb98c1e1b3d994a8f1fc7d635
[INFO] running `Command { std: "docker" "start" "-a" "2f0189554aa002db4fa13dd8f88f34cfb77fd1dfb98c1e1b3d994a8f1fc7d635", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-mnemonic-benchmark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "2f0189554aa002db4fa13dd8f88f34cfb77fd1dfb98c1e1b3d994a8f1fc7d635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f0189554aa002db4fa13dd8f88f34cfb77fd1dfb98c1e1b3d994a8f1fc7d635", kill_on_drop: false }`
[INFO] [stdout] 2f0189554aa002db4fa13dd8f88f34cfb77fd1dfb98c1e1b3d994a8f1fc7d635
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df67fcb7b93d493169b3bfb03ffe6dfd3b1ace5b76e97729b76dc6a8a1d8f82e
[INFO] running `Command { std: "docker" "start" "-a" "df67fcb7b93d493169b3bfb03ffe6dfd3b1ace5b76e97729b76dc6a8a1d8f82e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_mnemonic_benchmark-1cf699cfe6b2aa86)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::bench_str ... ok
[INFO] [stdout] test tests::bench_vec ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::bench_vec_itertools ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "df67fcb7b93d493169b3bfb03ffe6dfd3b1ace5b76e97729b76dc6a8a1d8f82e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df67fcb7b93d493169b3bfb03ffe6dfd3b1ace5b76e97729b76dc6a8a1d8f82e", kill_on_drop: false }`
[INFO] [stdout] df67fcb7b93d493169b3bfb03ffe6dfd3b1ace5b76e97729b76dc6a8a1d8f82e