[INFO] cloning repository https://github.com/blt/bughunt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blt/bughunt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblt%2Fbughunt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblt%2Fbughunt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3ef9d7d7db618f3d1126cebe74d0fa9b4cc6425
[INFO] testing blt/bughunt against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblt%2Fbughunt" "/workspace/builds/worker-35/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-35/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/blt/bughunt on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/blt/bughunt
[INFO] finished tweaking git repo https://github.com/blt/bughunt
[INFO] tweaked toml for git repo https://github.com/blt/bughunt written to /workspace/builds/worker-35/source/Cargo.toml
[INFO] crate git repo https://github.com/blt/bughunt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cf5cc2dad0f30cc8e183027502a6f2f7095d097a0c0884df2a34ecd807e79da
[INFO] running `Command { std: "docker" "start" "-a" "5cf5cc2dad0f30cc8e183027502a6f2f7095d097a0c0884df2a34ecd807e79da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cf5cc2dad0f30cc8e183027502a6f2f7095d097a0c0884df2a34ecd807e79da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cf5cc2dad0f30cc8e183027502a6f2f7095d097a0c0884df2a34ecd807e79da", kill_on_drop: false }`
[INFO] [stdout] 5cf5cc2dad0f30cc8e183027502a6f2f7095d097a0c0884df2a34ecd807e79da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dccef0d12e81ecb94ab4c3cb4282b50ef767d14b078658906defaf954f2500d3
[INFO] running `Command { std: "docker" "start" "-a" "dccef0d12e81ecb94ab4c3cb4282b50ef767d14b078658906defaf954f2500d3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling bughunt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: deny(rust_2018_idioms) is ignored unless specified at crate level
[INFO] [stdout]   --> src/lib.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[deny(rust_2018_idioms)]
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[deny(unused)]
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deny(rust_2018_idioms) is ignored unless specified at crate level
[INFO] [stdout]   --> src/lib.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[deny(rust_2018_idioms)]
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.72s
[INFO] running `Command { std: "docker" "inspect" "dccef0d12e81ecb94ab4c3cb4282b50ef767d14b078658906defaf954f2500d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dccef0d12e81ecb94ab4c3cb4282b50ef767d14b078658906defaf954f2500d3", kill_on_drop: false }`
[INFO] [stdout] dccef0d12e81ecb94ab4c3cb4282b50ef767d14b078658906defaf954f2500d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c94759c76e0331d7d7500b788b664eb9910bf2ada72bd5a8bd1827850428131
[INFO] running `Command { std: "docker" "start" "-a" "2c94759c76e0331d7d7500b788b664eb9910bf2ada72bd5a8bd1827850428131", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: deny(rust_2018_idioms) is ignored unless specified at crate level
[INFO] [stdout]   --> src/lib.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[deny(rust_2018_idioms)]
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[deny(unused)]
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bughunt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: deny(rust_2018_idioms) is ignored unless specified at crate level
[INFO] [stdout]   --> src/lib.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[deny(rust_2018_idioms)]
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deny(rust_2018_idioms) is ignored unless specified at crate level
[INFO] [stdout]   --> src/lib.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[deny(rust_2018_idioms)]
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[deny(unused)]
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deny(rust_2018_idioms) is ignored unless specified at crate level
[INFO] [stdout]   --> src/lib.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[deny(rust_2018_idioms)]
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.13s
[INFO] running `Command { std: "docker" "inspect" "2c94759c76e0331d7d7500b788b664eb9910bf2ada72bd5a8bd1827850428131", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c94759c76e0331d7d7500b788b664eb9910bf2ada72bd5a8bd1827850428131", kill_on_drop: false }`
[INFO] [stdout] 2c94759c76e0331d7d7500b788b664eb9910bf2ada72bd5a8bd1827850428131
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 54964ef16a46cb02042761c063b6ba2b498f663e5f58d770cbff487f165a2ad0
[INFO] running `Command { std: "docker" "start" "-a" "54964ef16a46cb02042761c063b6ba2b498f663e5f58d770cbff487f165a2ad0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: deny(rust_2018_idioms) is ignored unless specified at crate level
[INFO] [stderr]   --> src/lib.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | #[deny(rust_2018_idioms)]
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | #[deny(unused)]
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] warning: deny(rust_2018_idioms) is ignored unless specified at crate level
[INFO] [stderr]   --> src/lib.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | #[deny(rust_2018_idioms)]
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `bughunt` (lib) generated 2 warnings
[INFO] [stderr] warning: `bughunt` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.88s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bughunt-a904b1c631271534)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_bughunt-fba68704f1918782)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bughunt
[INFO] [stderr] error: deny(rust_2018_idioms) is ignored unless specified at crate level
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | #[deny(rust_2018_idioms)]
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | #[deny(unused)]
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr]    = note: `#[deny(unused_attributes)]` implied by `#[deny(unused)]`
[INFO] [stderr] 
[INFO] [stderr] error: deny(rust_2018_idioms) is ignored unless specified at crate level
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | #[deny(rust_2018_idioms)]
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "54964ef16a46cb02042761c063b6ba2b498f663e5f58d770cbff487f165a2ad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54964ef16a46cb02042761c063b6ba2b498f663e5f58d770cbff487f165a2ad0", kill_on_drop: false }`
[INFO] [stdout] 54964ef16a46cb02042761c063b6ba2b498f663e5f58d770cbff487f165a2ad0
