[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 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblt%2Fbughunt" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/blt/bughunt 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 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-14/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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a3324811657de39d13eba44001f555d939317daafe772347030084b3ff01d67b [INFO] running `Command { std: "docker" "start" "-a" "a3324811657de39d13eba44001f555d939317daafe772347030084b3ff01d67b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a3324811657de39d13eba44001f555d939317daafe772347030084b3ff01d67b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3324811657de39d13eba44001f555d939317daafe772347030084b3ff01d67b", kill_on_drop: false }` [INFO] [stdout] a3324811657de39d13eba44001f555d939317daafe772347030084b3ff01d67b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9563d578b0a3433c0926dcec06f70186d7790985cb34c874dbd8d28c855de9cc [INFO] running `Command { std: "docker" "start" "-a" "9563d578b0a3433c0926dcec06f70186d7790985cb34c874dbd8d28c855de9cc", kill_on_drop: false }` [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 3.23s [INFO] running `Command { std: "docker" "inspect" "9563d578b0a3433c0926dcec06f70186d7790985cb34c874dbd8d28c855de9cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9563d578b0a3433c0926dcec06f70186d7790985cb34c874dbd8d28c855de9cc", kill_on_drop: false }` [INFO] [stdout] 9563d578b0a3433c0926dcec06f70186d7790985cb34c874dbd8d28c855de9cc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] b29f3b8c94a1ee69387a711b7deb2d77525b52263159da5ffe4ce40b5269e301 [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" "b29f3b8c94a1ee69387a711b7deb2d77525b52263159da5ffe4ce40b5269e301", kill_on_drop: false }` [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] [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 2.00s [INFO] running `Command { std: "docker" "inspect" "b29f3b8c94a1ee69387a711b7deb2d77525b52263159da5ffe4ce40b5269e301", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b29f3b8c94a1ee69387a711b7deb2d77525b52263159da5ffe4ce40b5269e301", kill_on_drop: false }` [INFO] [stdout] b29f3b8c94a1ee69387a711b7deb2d77525b52263159da5ffe4ce40b5269e301 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] a073aead0175f297ed513cf26a217fd19b1f683dc8312514b0e50b7312a98fe5 [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" "a073aead0175f297ed513cf26a217fd19b1f683dc8312514b0e50b7312a98fe5", kill_on_drop: false }` [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 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/bughunt-c3ef33221093d7b8) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/cargo_bughunt-e7c7a9e529404fa2) [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] [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" "a073aead0175f297ed513cf26a217fd19b1f683dc8312514b0e50b7312a98fe5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a073aead0175f297ed513cf26a217fd19b1f683dc8312514b0e50b7312a98fe5", kill_on_drop: false }` [INFO] [stdout] a073aead0175f297ed513cf26a217fd19b1f683dc8312514b0e50b7312a98fe5