[INFO] cloning repository https://github.com/Webstonesl/countdown_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Webstonesl/countdown_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWebstonesl%2Fcountdown_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWebstonesl%2Fcountdown_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 573a6a8e9c0f54dfd24294e6f704d8702ef9ca20
[INFO] testing Webstonesl/countdown_rs against 1.94.0 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWebstonesl%2Fcountdown_rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Webstonesl/countdown_rs
[INFO] finished tweaking git repo https://github.com/Webstonesl/countdown_rs
[INFO] tweaked toml for git repo https://github.com/Webstonesl/countdown_rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Webstonesl/countdown_rs on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Webstonesl/countdown_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb35649faa39eec01c06b71c789f64b4680db7870aa422ecc36e12ecd2dd3328
[INFO] running `Command { std: "docker" "start" "-a" "bb35649faa39eec01c06b71c789f64b4680db7870aa422ecc36e12ecd2dd3328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb35649faa39eec01c06b71c789f64b4680db7870aa422ecc36e12ecd2dd3328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb35649faa39eec01c06b71c789f64b4680db7870aa422ecc36e12ecd2dd3328", kill_on_drop: false }`
[INFO] [stdout] bb35649faa39eec01c06b71c789f64b4680db7870aa422ecc36e12ecd2dd3328
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1ee3784efd68425a6980573d73db72f7b0a07d1f46c36eb106dd3d86d1adabf
[INFO] running `Command { std: "docker" "start" "-a" "a1ee3784efd68425a6980573d73db72f7b0a07d1f46c36eb106dd3d86d1adabf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_countdown v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/timing/mod.rs:101:45
[INFO] [stdout]     |
[INFO] [stdout] 101 |             self.receiver.receive().map(|a| ((self.func)(a)))
[INFO] [stdout]     |                                             ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 101 -             self.receiver.receive().map(|a| ((self.func)(a)))
[INFO] [stdout] 101 +             self.receiver.receive().map(|a| (self.func)(a) )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "a1ee3784efd68425a6980573d73db72f7b0a07d1f46c36eb106dd3d86d1adabf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1ee3784efd68425a6980573d73db72f7b0a07d1f46c36eb106dd3d86d1adabf", kill_on_drop: false }`
[INFO] [stdout] a1ee3784efd68425a6980573d73db72f7b0a07d1f46c36eb106dd3d86d1adabf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b443e781e72b3690ed58e34e197f8a5dc6cafd4bdbabb4edcf98f3b414705887
[INFO] running `Command { std: "docker" "start" "-a" "b443e781e72b3690ed58e34e197f8a5dc6cafd4bdbabb4edcf98f3b414705887", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_countdown v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/timing/mod.rs:101:45
[INFO] [stdout]     |
[INFO] [stdout] 101 |             self.receiver.receive().map(|a| ((self.func)(a)))
[INFO] [stdout]     |                                             ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 101 -             self.receiver.receive().map(|a| ((self.func)(a)))
[INFO] [stdout] 101 +             self.receiver.receive().map(|a| (self.func)(a) )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/timing/mod.rs:101:45
[INFO] [stdout]     |
[INFO] [stdout] 101 |             self.receiver.receive().map(|a| ((self.func)(a)))
[INFO] [stdout]     |                                             ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 101 -             self.receiver.receive().map(|a| ((self.func)(a)))
[INFO] [stdout] 101 +             self.receiver.receive().map(|a| (self.func)(a) )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "b443e781e72b3690ed58e34e197f8a5dc6cafd4bdbabb4edcf98f3b414705887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b443e781e72b3690ed58e34e197f8a5dc6cafd4bdbabb4edcf98f3b414705887", kill_on_drop: false }`
[INFO] [stdout] b443e781e72b3690ed58e34e197f8a5dc6cafd4bdbabb4edcf98f3b414705887
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d1a02027b07eb67b0b2b4bb3845bd1ef05c6db9651b406d37c4afc2f280dec71
[INFO] running `Command { std: "docker" "start" "-a" "d1a02027b07eb67b0b2b4bb3845bd1ef05c6db9651b406d37c4afc2f280dec71", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/timing/mod.rs:101:45
[INFO] [stderr]     |
[INFO] [stderr] 101 |             self.receiver.receive().map(|a| ((self.func)(a)))
[INFO] [stderr]     |                                             ^              ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 101 -             self.receiver.receive().map(|a| ((self.func)(a)))
[INFO] [stderr] 101 +             self.receiver.receive().map(|a| (self.func)(a) )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_countdown` (lib) generated 1 warning (run `cargo fix --lib -p rust_countdown` to apply 1 suggestion)
[INFO] [stderr] warning: `rust_countdown` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_countdown-5eb6c7e72ca5bb95)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test generators::subset_generator::test_counter ... ok
[INFO] [stdout] test generators::subset_permutation_generator::test ... ok
[INFO] [stdout] test generators::permutation_generator::test ... ok
[INFO] [stdout] test generators::permutation_generator::test_unique_generator has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "d1a02027b07eb67b0b2b4bb3845bd1ef05c6db9651b406d37c4afc2f280dec71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1a02027b07eb67b0b2b4bb3845bd1ef05c6db9651b406d37c4afc2f280dec71", kill_on_drop: false }`
[INFO] [stdout] d1a02027b07eb67b0b2b4bb3845bd1ef05c6db9651b406d37c4afc2f280dec71
