[INFO] cloning repository https://github.com/Addisonbean/Ishido
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Addisonbean/Ishido" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAddisonbean%2FIshido", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAddisonbean%2FIshido'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 21db9a6c84fe91e04333f00082336f6d175a2e88
[INFO] checking Addisonbean/Ishido against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAddisonbean%2FIshido" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Addisonbean/Ishido on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Addisonbean/Ishido
[INFO] finished tweaking git repo https://github.com/Addisonbean/Ishido
[INFO] tweaked toml for git repo https://github.com/Addisonbean/Ishido written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Addisonbean/Ishido already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a0ff03662880167042a1565345a8d99d49c619c2441da76e20038ff80d8f27d
[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" "7a0ff03662880167042a1565345a8d99d49c619c2441da76e20038ff80d8f27d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a0ff03662880167042a1565345a8d99d49c619c2441da76e20038ff80d8f27d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a0ff03662880167042a1565345a8d99d49c619c2441da76e20038ff80d8f27d", kill_on_drop: false }`
[INFO] [stdout] 7a0ff03662880167042a1565345a8d99d49c619c2441da76e20038ff80d8f27d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--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] eb324e98fbfd4e362cad9bcf65632c04fba2a8463419d526dce445041605f51d
[INFO] running `Command { std: "docker" "start" "-a" "eb324e98fbfd4e362cad9bcf65632c04fba2a8463419d526dce445041605f51d", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking stable_deref_trait v1.0.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking unicode-segmentation v1.2.0
[INFO] [stderr]     Checking permutohedron v0.2.4
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking toml v0.4.5
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking num-complex v0.1.41
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking num-bigint v0.1.41
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]    Compiling ncurses v5.91.0
[INFO] [stderr]     Checking num-rational v0.1.40
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]     Checking cursive v0.7.5
[INFO] [stderr]     Checking ishido v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/board.rs:205:21
[INFO] [stdout]     |
[INFO] [stdout] 205 | /                     self.place_stone()
[INFO] [stdout] 206 | |                         .map(|game_over| self.game_over = game_over);
[INFO] [stdout]     | |_____________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/board.rs:205:21
[INFO] [stdout]     |
[INFO] [stdout] 205 | /                     self.place_stone()
[INFO] [stdout] 206 | |                         .map(|game_over| self.game_over = game_over);
[INFO] [stdout]     | |_____________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.37s
[INFO] running `Command { std: "docker" "inspect" "eb324e98fbfd4e362cad9bcf65632c04fba2a8463419d526dce445041605f51d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb324e98fbfd4e362cad9bcf65632c04fba2a8463419d526dce445041605f51d", kill_on_drop: false }`
[INFO] [stdout] eb324e98fbfd4e362cad9bcf65632c04fba2a8463419d526dce445041605f51d
