[INFO] cloning repository https://github.com/Otohito-Fuse/simple-reversi-2 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Otohito-Fuse/simple-reversi-2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOtohito-Fuse%2Fsimple-reversi-2", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOtohito-Fuse%2Fsimple-reversi-2'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 85cc49a0c77cd9b2dba9e21af0d6cd3dd3ff3cbd [INFO] checking Otohito-Fuse/simple-reversi-2 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOtohito-Fuse%2Fsimple-reversi-2" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Otohito-Fuse/simple-reversi-2 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Otohito-Fuse/simple-reversi-2 [INFO] finished tweaking git repo https://github.com/Otohito-Fuse/simple-reversi-2 [INFO] tweaked toml for git repo https://github.com/Otohito-Fuse/simple-reversi-2 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/Otohito-Fuse/simple-reversi-2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", 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] d16a7d810257639c639b2e41b45bec561f2adfe9f790b4f7ef2304a8c37ef1b7 [INFO] running `Command { std: "docker" "start" "-a" "d16a7d810257639c639b2e41b45bec561f2adfe9f790b4f7ef2304a8c37ef1b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d16a7d810257639c639b2e41b45bec561f2adfe9f790b4f7ef2304a8c37ef1b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d16a7d810257639c639b2e41b45bec561f2adfe9f790b4f7ef2304a8c37ef1b7", kill_on_drop: false }` [INFO] [stdout] d16a7d810257639c639b2e41b45bec561f2adfe9f790b4f7ef2304a8c37ef1b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5cea3abd6505e61e52f2e35e73a698fffd89225a0d501e5893c6b3035f8de0ca [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" "5cea3abd6505e61e52f2e35e73a698fffd89225a0d501e5893c6b3035f8de0ca", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking crossterm v0.19.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking simple-reversi-2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | / queue!( [INFO] [stdout] 37 | | stdout(), [INFO] [stdout] 38 | | MoveTo(0, row_now + i as u16), [INFO] [stdout] 39 | | Clear(ClearType::CurrentLine), [INFO] [stdout] 40 | | ); [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] = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:43:17 [INFO] [stdout] | [INFO] [stdout] 43 | / queue!( [INFO] [stdout] 44 | | stdout(), [INFO] [stdout] 45 | | MoveTo(2 * j as u16, row_now + i as u16), [INFO] [stdout] 46 | | Print(" "), [INFO] [stdout] 47 | | Print(v[i][j].bold().blue().on_yellow()), [INFO] [stdout] 48 | | ); [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:50:17 [INFO] [stdout] | [INFO] [stdout] 50 | / queue!( [INFO] [stdout] 51 | | stdout(), [INFO] [stdout] 52 | | MoveTo(2 * j as u16, row_now + i as u16), [INFO] [stdout] 53 | | Print(" "), [INFO] [stdout] 54 | | Print(v[i][j]) [INFO] [stdout] 55 | | ); [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | / queue!( [INFO] [stdout] 68 | | stdout(), [INFO] [stdout] 69 | | MoveTo(0, row_now + i as u16), [INFO] [stdout] 70 | | Clear(ClearType::CurrentLine), [INFO] [stdout] 71 | | ); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:74:17 [INFO] [stdout] | [INFO] [stdout] 74 | / queue!( [INFO] [stdout] 75 | | stdout(), [INFO] [stdout] 76 | | MoveTo(2 * j as u16, row_now + i as u16), [INFO] [stdout] 77 | | Print(" "), [INFO] [stdout] ... | [INFO] [stdout] 83 | | ), [INFO] [stdout] 84 | | ); [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:86:17 [INFO] [stdout] | [INFO] [stdout] 86 | / queue!( [INFO] [stdout] 87 | | stdout(), [INFO] [stdout] 88 | | MoveTo(2 * j as u16, row_now + i as u16), [INFO] [stdout] 89 | | Print(" "), [INFO] [stdout] 90 | | Print(if cnt[i][j] > 0 { '+' } else { v[i][j] }) [INFO] [stdout] 91 | | ); [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | / queue!( [INFO] [stdout] 37 | | stdout(), [INFO] [stdout] 38 | | MoveTo(0, row_now + i as u16), [INFO] [stdout] 39 | | Clear(ClearType::CurrentLine), [INFO] [stdout] 40 | | ); [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] = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:43:17 [INFO] [stdout] | [INFO] [stdout] 43 | / queue!( [INFO] [stdout] 44 | | stdout(), [INFO] [stdout] 45 | | MoveTo(2 * j as u16, row_now + i as u16), [INFO] [stdout] 46 | | Print(" "), [INFO] [stdout] 47 | | Print(v[i][j].bold().blue().on_yellow()), [INFO] [stdout] 48 | | ); [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:50:17 [INFO] [stdout] | [INFO] [stdout] 50 | / queue!( [INFO] [stdout] 51 | | stdout(), [INFO] [stdout] 52 | | MoveTo(2 * j as u16, row_now + i as u16), [INFO] [stdout] 53 | | Print(" "), [INFO] [stdout] 54 | | Print(v[i][j]) [INFO] [stdout] 55 | | ); [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | / queue!( [INFO] [stdout] 68 | | stdout(), [INFO] [stdout] 69 | | MoveTo(0, row_now + i as u16), [INFO] [stdout] 70 | | Clear(ClearType::CurrentLine), [INFO] [stdout] 71 | | ); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:74:17 [INFO] [stdout] | [INFO] [stdout] 74 | / queue!( [INFO] [stdout] 75 | | stdout(), [INFO] [stdout] 76 | | MoveTo(2 * j as u16, row_now + i as u16), [INFO] [stdout] 77 | | Print(" "), [INFO] [stdout] ... | [INFO] [stdout] 83 | | ), [INFO] [stdout] 84 | | ); [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:86:17 [INFO] [stdout] | [INFO] [stdout] 86 | / queue!( [INFO] [stdout] 87 | | stdout(), [INFO] [stdout] 88 | | MoveTo(2 * j as u16, row_now + i as u16), [INFO] [stdout] 89 | | Print(" "), [INFO] [stdout] 90 | | Print(if cnt[i][j] > 0 { '+' } else { v[i][j] }) [INFO] [stdout] 91 | | ); [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.15s [INFO] running `Command { std: "docker" "inspect" "5cea3abd6505e61e52f2e35e73a698fffd89225a0d501e5893c6b3035f8de0ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5cea3abd6505e61e52f2e35e73a698fffd89225a0d501e5893c6b3035f8de0ca", kill_on_drop: false }` [INFO] [stdout] 5cea3abd6505e61e52f2e35e73a698fffd89225a0d501e5893c6b3035f8de0ca