[INFO] fetching crate brute-bits 0.1.0...
[INFO] testing brute-bits-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate brute-bits 0.1.0 into /workspace/builds/worker-74/source
[INFO] validating manifest of crates.io crate brute-bits 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate brute-bits 0.1.0
[INFO] finished tweaking crates.io crate brute-bits 0.1.0
[INFO] tweaked toml for crates.io crate brute-bits 0.1.0 written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d18cf6857820bb758b4018cc703389bba4dee855571a75d55340975830ecf8c3
[INFO] running `Command { std: "docker" "start" "-a" "d18cf6857820bb758b4018cc703389bba4dee855571a75d55340975830ecf8c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d18cf6857820bb758b4018cc703389bba4dee855571a75d55340975830ecf8c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d18cf6857820bb758b4018cc703389bba4dee855571a75d55340975830ecf8c3", kill_on_drop: false }`
[INFO] [stdout] d18cf6857820bb758b4018cc703389bba4dee855571a75d55340975830ecf8c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71fab2900eb5f05fc3ca1aa76beeeec3a890cad8d08be7da021bd0807192e848
[INFO] running `Command { std: "docker" "start" "-a" "71fab2900eb5f05fc3ca1aa76beeeec3a890cad8d08be7da021bd0807192e848", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling brute-bits v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `Command { std: "docker" "inspect" "71fab2900eb5f05fc3ca1aa76beeeec3a890cad8d08be7da021bd0807192e848", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71fab2900eb5f05fc3ca1aa76beeeec3a890cad8d08be7da021bd0807192e848", kill_on_drop: false }`
[INFO] [stdout] 71fab2900eb5f05fc3ca1aa76beeeec3a890cad8d08be7da021bd0807192e848
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d2fee12d41a9fa07294610f0e90f7c53f21273a10d8480b96ddf42313aef46c
[INFO] running `Command { std: "docker" "start" "-a" "3d2fee12d41a9fa07294610f0e90f7c53f21273a10d8480b96ddf42313aef46c", kill_on_drop: false }`
[INFO] [stderr]    Compiling brute-bits v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "3d2fee12d41a9fa07294610f0e90f7c53f21273a10d8480b96ddf42313aef46c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d2fee12d41a9fa07294610f0e90f7c53f21273a10d8480b96ddf42313aef46c", kill_on_drop: false }`
[INFO] [stdout] 3d2fee12d41a9fa07294610f0e90f7c53f21273a10d8480b96ddf42313aef46c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4e0141c67a219d04d95917fc2d974e7c87b80ebb09d33f1c4a73c5a60ae02627
[INFO] running `Command { std: "docker" "start" "-a" "4e0141c67a219d04d95917fc2d974e7c87b80ebb09d33f1c4a73c5a60ae02627", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/brute_bits-c9c13116747a0d22)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::bs_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests brute-bits
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - BruteBitsBuilder (line 3) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4e0141c67a219d04d95917fc2d974e7c87b80ebb09d33f1c4a73c5a60ae02627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e0141c67a219d04d95917fc2d974e7c87b80ebb09d33f1c4a73c5a60ae02627", kill_on_drop: false }`
[INFO] [stdout] 4e0141c67a219d04d95917fc2d974e7c87b80ebb09d33f1c4a73c5a60ae02627