[INFO] cloning repository https://github.com/sgaflv/chessbot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sgaflv/chessbot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsgaflv%2Fchessbot", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsgaflv%2Fchessbot'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3634ba34e5ea7ee25b4211e3c9e5adc97d275b05 [INFO] building sgaflv/chessbot against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsgaflv%2Fchessbot" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sgaflv/chessbot on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sgaflv/chessbot [INFO] finished tweaking git repo https://github.com/sgaflv/chessbot [INFO] tweaked toml for git repo https://github.com/sgaflv/chessbot written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/sgaflv/chessbot 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2faa74c17cd3454050ed5edbdf03014c00e5c5514a9d6c1d96ff43a6bd65787b [INFO] running `Command { std: "docker" "start" "-a" "2faa74c17cd3454050ed5edbdf03014c00e5c5514a9d6c1d96ff43a6bd65787b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2faa74c17cd3454050ed5edbdf03014c00e5c5514a9d6c1d96ff43a6bd65787b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2faa74c17cd3454050ed5edbdf03014c00e5c5514a9d6c1d96ff43a6bd65787b", kill_on_drop: false }` [INFO] [stdout] 2faa74c17cd3454050ed5edbdf03014c00e5c5514a9d6c1d96ff43a6bd65787b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 12cc6ea5b8432960d59c32f7def2c09c337aaf95bdaf39026f3894daf2703615 [INFO] running `Command { std: "docker" "start" "-a" "12cc6ea5b8432960d59c32f7def2c09c337aaf95bdaf39026f3894daf2703615", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.134 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling itoa v1.0.3 [INFO] [stderr] Compiling proc-macro-hack v0.5.15 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling num_threads v0.1.6 [INFO] [stderr] Compiling time-macros v0.2.4 [INFO] [stderr] Compiling termcolor v1.1.3 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling getrandom v0.2.7 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling time v0.3.14 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling simplelog v0.12.0 [INFO] [stderr] Compiling arr_macro_impl v0.1.3 [INFO] [stderr] Compiling arr_macro v0.1.3 [INFO] [stderr] Compiling chessbot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/state.rs:658:22 [INFO] [stdout] | [INFO] [stdout] 658 | let (mut side1, mut side2) = new_state.get_mut_sides_state(*side); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/state.rs:658:33 [INFO] [stdout] | [INFO] [stdout] 658 | let (mut side1, mut side2) = new_state.get_mut_sides_state(*side); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/state.rs:690:22 [INFO] [stdout] | [INFO] [stdout] 690 | let (mut side1, _) = new_state.get_mut_sides_state(*side); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/state.rs:705:22 [INFO] [stdout] | [INFO] [stdout] 705 | let (mut side1, mut side2) = new_state.get_mut_sides_state(*side); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/state.rs:705:33 [INFO] [stdout] | [INFO] [stdout] 705 | let (mut side1, mut side2) = new_state.get_mut_sides_state(*side); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.93s [INFO] running `Command { std: "docker" "inspect" "12cc6ea5b8432960d59c32f7def2c09c337aaf95bdaf39026f3894daf2703615", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12cc6ea5b8432960d59c32f7def2c09c337aaf95bdaf39026f3894daf2703615", kill_on_drop: false }` [INFO] [stdout] 12cc6ea5b8432960d59c32f7def2c09c337aaf95bdaf39026f3894daf2703615 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7594ceb22f31a82fc2b64727fb02e11f1e69b086c093fe1741a2834849a8daac [INFO] running `Command { std: "docker" "start" "-a" "7594ceb22f31a82fc2b64727fb02e11f1e69b086c093fe1741a2834849a8daac", kill_on_drop: false }` [INFO] [stderr] Compiling chessbot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/state.rs:658:22 [INFO] [stdout] | [INFO] [stdout] 658 | let (mut side1, mut side2) = new_state.get_mut_sides_state(*side); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/state.rs:658:33 [INFO] [stdout] | [INFO] [stdout] 658 | let (mut side1, mut side2) = new_state.get_mut_sides_state(*side); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/state.rs:690:22 [INFO] [stdout] | [INFO] [stdout] 690 | let (mut side1, _) = new_state.get_mut_sides_state(*side); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/state.rs:705:22 [INFO] [stdout] | [INFO] [stdout] 705 | let (mut side1, mut side2) = new_state.get_mut_sides_state(*side); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/state.rs:705:33 [INFO] [stdout] | [INFO] [stdout] 705 | let (mut side1, mut side2) = new_state.get_mut_sides_state(*side); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.34s [INFO] running `Command { std: "docker" "inspect" "7594ceb22f31a82fc2b64727fb02e11f1e69b086c093fe1741a2834849a8daac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7594ceb22f31a82fc2b64727fb02e11f1e69b086c093fe1741a2834849a8daac", kill_on_drop: false }` [INFO] [stdout] 7594ceb22f31a82fc2b64727fb02e11f1e69b086c093fe1741a2834849a8daac