[INFO] cloning repository https://github.com/TauSigma5/sc0 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TauSigma5/sc0" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTauSigma5%2Fsc0", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTauSigma5%2Fsc0'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ce1db116677922598da7a24fd91cec4d5d54949f [INFO] checking TauSigma5/sc0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTauSigma5%2Fsc0" "/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/TauSigma5/sc0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/TauSigma5/sc0 [INFO] finished tweaking git repo https://github.com/TauSigma5/sc0 [INFO] tweaked toml for git repo https://github.com/TauSigma5/sc0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/TauSigma5/sc0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded chess v3.2.0 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6091e45743bf80e8ad06a030dd336e47cda32dabe4443c8be546195066024100 [INFO] running `Command { std: "docker" "start" "-a" "6091e45743bf80e8ad06a030dd336e47cda32dabe4443c8be546195066024100", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6091e45743bf80e8ad06a030dd336e47cda32dabe4443c8be546195066024100", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6091e45743bf80e8ad06a030dd336e47cda32dabe4443c8be546195066024100", kill_on_drop: false }` [INFO] [stdout] 6091e45743bf80e8ad06a030dd336e47cda32dabe4443c8be546195066024100 [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=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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 58801968ecfc2b23f1d2c737423508ff2e2f0c855152e7bc531ee2c9573d443b [INFO] running `Command { std: "docker" "start" "-a" "58801968ecfc2b23f1d2c737423508ff2e2f0c855152e7bc531ee2c9573d443b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling gimli v0.26.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rustc-demangle v0.1.21 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking object v0.27.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Compiling backtrace v0.3.64 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling chess v3.2.0 [INFO] [stderr] Checking sc0 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `chess` is imported redundantly [INFO] [stdout] --> src/main.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | use chess::{self, BoardStatus, ChessMove}; [INFO] [stdout] | ^^^^ the item `chess` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Color` [INFO] [stdout] --> src/main.rs:4:20 [INFO] [stdout] | [INFO] [stdout] 4 | use chess::{Board, Color}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `chess` is imported redundantly [INFO] [stdout] --> src/main.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | use chess::{self, BoardStatus, ChessMove}; [INFO] [stdout] | ^^^^ the item `chess` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Color` [INFO] [stdout] --> src/main.rs:4:20 [INFO] [stdout] | [INFO] [stdout] 4 | use chess::{Board, Color}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `best_moves` is never read [INFO] [stdout] --> src/search.rs:151:13 [INFO] [stdout] | [INFO] [stdout] 151 | let mut best_moves: Option> = None; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `best_moves` is never read [INFO] [stdout] --> src/search.rs:151:13 [INFO] [stdout] | [INFO] [stdout] 151 | let mut best_moves: Option> = None; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value` is never read [INFO] [stdout] --> src/search.rs:210:13 [INFO] [stdout] | [INFO] [stdout] 210 | let mut value = -f32::INFINITY; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value` is never read [INFO] [stdout] --> src/search.rs:210:13 [INFO] [stdout] | [INFO] [stdout] 210 | let mut value = -f32::INFINITY; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [optimized + debuginfo] target(s) in 35.14s [INFO] running `Command { std: "docker" "inspect" "58801968ecfc2b23f1d2c737423508ff2e2f0c855152e7bc531ee2c9573d443b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58801968ecfc2b23f1d2c737423508ff2e2f0c855152e7bc531ee2c9573d443b", kill_on_drop: false }` [INFO] [stdout] 58801968ecfc2b23f1d2c737423508ff2e2f0c855152e7bc531ee2c9573d443b