[INFO] cloning repository https://github.com/spaceships/combustion [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spaceships/combustion" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspaceships%2Fcombustion", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspaceships%2Fcombustion'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ee4fead30bab95bf443462d69b07e52b7b5f361f [INFO] checking spaceships/combustion against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspaceships%2Fcombustion" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/spaceships/combustion on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/spaceships/combustion [INFO] finished tweaking git repo https://github.com/spaceships/combustion [INFO] tweaked toml for git repo https://github.com/spaceships/combustion written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/spaceships/combustion 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 892e2ebeb21775844206f10a415dfe255f688850e3aeca905fc8dfe0fbc6317c [INFO] running `Command { std: "docker" "start" "-a" "892e2ebeb21775844206f10a415dfe255f688850e3aeca905fc8dfe0fbc6317c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "892e2ebeb21775844206f10a415dfe255f688850e3aeca905fc8dfe0fbc6317c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "892e2ebeb21775844206f10a415dfe255f688850e3aeca905fc8dfe0fbc6317c", kill_on_drop: false }` [INFO] [stdout] 892e2ebeb21775844206f10a415dfe255f688850e3aeca905fc8dfe0fbc6317c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8e3edb0ead9772d54b3bc0e0536f2f1c64a81973dea0b6723dee58412d50c61f [INFO] running `Command { std: "docker" "start" "-a" "8e3edb0ead9772d54b3bc0e0536f2f1c64a81973dea0b6723dee58412d50c61f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking num_cpus v1.11.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking combustion v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/threadpool.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::{self, Rng}; [INFO] [stdout] | ^^^^ the item `rand` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/board_alpha_beta.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | use rand::{self, Rng}; [INFO] [stdout] | ^^^^ the item `rand` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/threadpool.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::{self, Rng}; [INFO] [stdout] | ^^^^ the item `rand` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/util.rs:61:16 [INFO] [stdout] | [INFO] [stdout] 61 | use rand::{self, Rng}; [INFO] [stdout] | ^^^^ the item `rand` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/board_alpha_beta.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | use rand::{self, Rng}; [INFO] [stdout] | ^^^^ the item `rand` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-binding let on a synchronization lock [INFO] [stdout] --> src/bin/benchmark.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | let _ = main_signal.wait(main_mutex.lock().unwrap()).unwrap(); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(let_underscore_lock)]` on by default [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 20 | let _unused = main_signal.wait(main_mutex.lock().unwrap()).unwrap(); [INFO] [stdout] | ~~~~~~~ [INFO] [stdout] help: consider immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 20 | drop(main_signal.wait(main_mutex.lock().unwrap()).unwrap()); [INFO] [stdout] | ~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-binding let on a synchronization lock [INFO] [stdout] --> src/bin/benchmark.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | let _ = main_signal.wait(main_mutex.lock().unwrap()).unwrap(); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(let_underscore_lock)]` on by default [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 20 | let _unused = main_signal.wait(main_mutex.lock().unwrap()).unwrap(); [INFO] [stdout] | ~~~~~~~ [INFO] [stdout] help: consider immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 20 | drop(main_signal.wait(main_mutex.lock().unwrap()).unwrap()); [INFO] [stdout] | ~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `combustion` (bin "benchmark" test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `combustion` (bin "benchmark") due to 2 previous errors [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-binding let on a synchronization lock [INFO] [stdout] --> src/bin/combustion.rs:171:25 [INFO] [stdout] | [INFO] [stdout] 171 | let _ = main_signal.wait(main_mutex.lock().unwrap()).unwrap(); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(let_underscore_lock)]` on by default [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 171 | let _unused = main_signal.wait(main_mutex.lock().unwrap()).unwrap(); [INFO] [stdout] | ~~~~~~~ [INFO] [stdout] help: consider immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 171 | drop(main_signal.wait(main_mutex.lock().unwrap()).unwrap()); [INFO] [stdout] | ~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-binding let on a synchronization lock [INFO] [stdout] --> src/bin/combustion.rs:171:25 [INFO] [stdout] | [INFO] [stdout] 171 | let _ = main_signal.wait(main_mutex.lock().unwrap()).unwrap(); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(let_underscore_lock)]` on by default [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 171 | let _unused = main_signal.wait(main_mutex.lock().unwrap()).unwrap(); [INFO] [stdout] | ~~~~~~~ [INFO] [stdout] help: consider immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 171 | drop(main_signal.wait(main_mutex.lock().unwrap()).unwrap()); [INFO] [stdout] | ~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `combustion` (bin "combustion" test) due to 2 previous errors [INFO] [stderr] error: could not compile `combustion` (bin "combustion") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "8e3edb0ead9772d54b3bc0e0536f2f1c64a81973dea0b6723dee58412d50c61f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e3edb0ead9772d54b3bc0e0536f2f1c64a81973dea0b6723dee58412d50c61f", kill_on_drop: false }` [INFO] [stdout] 8e3edb0ead9772d54b3bc0e0536f2f1c64a81973dea0b6723dee58412d50c61f [INFO] checking spaceships/combustion against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspaceships%2Fcombustion" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/spaceships/combustion on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/spaceships/combustion [INFO] finished tweaking git repo https://github.com/spaceships/combustion [INFO] tweaked toml for git repo https://github.com/spaceships/combustion written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/spaceships/combustion 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4463ec5a89903c3b70185a374caf738d3076e4e5c39c4ff8bf2c0bdbe77cf21e [INFO] running `Command { std: "docker" "start" "-a" "4463ec5a89903c3b70185a374caf738d3076e4e5c39c4ff8bf2c0bdbe77cf21e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4463ec5a89903c3b70185a374caf738d3076e4e5c39c4ff8bf2c0bdbe77cf21e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4463ec5a89903c3b70185a374caf738d3076e4e5c39c4ff8bf2c0bdbe77cf21e", kill_on_drop: false }` [INFO] [stdout] 4463ec5a89903c3b70185a374caf738d3076e4e5c39c4ff8bf2c0bdbe77cf21e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ef66132aa779d965bf0ac6ca53c899d5fcb0210317c577b8f6ce63256a7baeaf [INFO] running `Command { std: "docker" "start" "-a" "ef66132aa779d965bf0ac6ca53c899d5fcb0210317c577b8f6ce63256a7baeaf", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "ef66132aa779d965bf0ac6ca53c899d5fcb0210317c577b8f6ce63256a7baeaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef66132aa779d965bf0ac6ca53c899d5fcb0210317c577b8f6ce63256a7baeaf", kill_on_drop: false }` [INFO] [stdout] ef66132aa779d965bf0ac6ca53c899d5fcb0210317c577b8f6ce63256a7baeaf