[INFO] cloning repository https://github.com/jackrobison/conway [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jackrobison/conway" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackrobison%2Fconway", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackrobison%2Fconway'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 75a77e63076197cec0f1cc11374a897516b011bf [INFO] checking jackrobison/conway against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackrobison%2Fconway" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jackrobison/conway [INFO] finished tweaking git repo https://github.com/jackrobison/conway [INFO] tweaked toml for git repo https://github.com/jackrobison/conway written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jackrobison/conway on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jackrobison/conway 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded redox_syscall v0.1.54 [INFO] [stderr] Downloaded redox_termios v0.1.1 [INFO] [stderr] Downloaded rdrand v0.4.0 [INFO] [stderr] Downloaded rand_xorshift v0.1.1 [INFO] [stderr] Downloaded numtoa v0.1.0 [INFO] [stderr] Downloaded termion v1.5.2 [INFO] [stderr] Downloaded rand_chacha v0.1.1 [INFO] [stderr] Downloaded fuchsia-cprng v0.1.1 [INFO] [stderr] Downloaded rand_hc v0.1.0 [INFO] [stderr] Downloaded rand_isaac v0.1.1 [INFO] [stderr] Downloaded rand_jitter v0.1.4 [INFO] [stderr] Downloaded autocfg v0.1.4 [INFO] [stderr] Downloaded bitflags v1.0.4 [INFO] [stderr] Downloaded cloudabi v0.0.3 [INFO] [stderr] Downloaded rand_os v0.1.3 [INFO] [stderr] Downloaded rand v0.6.5 [INFO] [stderr] Downloaded rand_pcg v0.1.2 [INFO] [stderr] Downloaded rand_core v0.4.0 [INFO] [stderr] Downloaded rand_core v0.3.1 [INFO] [stderr] Downloaded libc v0.2.58 [INFO] [stderr] Downloaded winapi v0.3.7 [INFO] [stderr] Downloaded winapi-x86_64-pc-windows-gnu v0.4.0 [INFO] [stderr] Downloaded winapi-i686-pc-windows-gnu v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 599411d6a2dde25c2afb06a6f927acf1d4d0005e4e53cf9cbba49f205067bac3 [INFO] running `Command { std: "docker" "start" "-a" "599411d6a2dde25c2afb06a6f927acf1d4d0005e4e53cf9cbba49f205067bac3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "599411d6a2dde25c2afb06a6f927acf1d4d0005e4e53cf9cbba49f205067bac3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "599411d6a2dde25c2afb06a6f927acf1d4d0005e4e53cf9cbba49f205067bac3", kill_on_drop: false }` [INFO] [stdout] 599411d6a2dde25c2afb06a6f927acf1d4d0005e4e53cf9cbba49f205067bac3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f612ce699b2ab1186b89399b26ae5a1ba44ff3551e8f48efb961f7dbd5fe3d53 [INFO] running `Command { std: "docker" "start" "-a" "f612ce699b2ab1186b89399b26ae5a1ba44ff3551e8f48efb961f7dbd5fe3d53", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking termion v1.5.2 [INFO] [stderr] Checking conway v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rand::random` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::random; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `termion::terminal_size` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use termion::terminal_size; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::random` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::random; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `termion::terminal_size` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use termion::terminal_size; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | for i in 0..y_size { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | for i in 0..y_size { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cont` [INFO] [stdout] --> src/main.rs:127:13 [INFO] [stdout] | [INFO] [stdout] 127 | let mut cont = true; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cont` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:127:9 [INFO] [stdout] | [INFO] [stdout] 127 | let mut cont = true; [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: unused variable: `cont` [INFO] [stdout] --> src/main.rs:127:13 [INFO] [stdout] | [INFO] [stdout] 127 | let mut cont = true; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cont` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:127:9 [INFO] [stdout] | [INFO] [stdout] 127 | let mut cont = true; [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: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:145:9 [INFO] [stdout] | [INFO] [stdout] 145 | write!(stdout, "{}{}", termion::cursor::Goto(1, 1), termion::clear::CurrentLine); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 145 | let _ = write!(stdout, "{}{}", termion::cursor::Goto(1, 1), termion::clear::CurrentLine); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:145:9 [INFO] [stdout] | [INFO] [stdout] 145 | write!(stdout, "{}{}", termion::cursor::Goto(1, 1), termion::clear::CurrentLine); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 145 | let _ = write!(stdout, "{}{}", termion::cursor::Goto(1, 1), termion::clear::CurrentLine); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:146:9 [INFO] [stdout] | [INFO] [stdout] 146 | write!(stdout, "{}generation #{}", termion::cursor::Goto(x_size / 2 - 5, 1), count); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 146 | let _ = write!(stdout, "{}generation #{}", termion::cursor::Goto(x_size / 2 - 5, 1), count); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:146:9 [INFO] [stdout] | [INFO] [stdout] 146 | write!(stdout, "{}generation #{}", termion::cursor::Goto(x_size / 2 - 5, 1), count); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 146 | let _ = write!(stdout, "{}generation #{}", termion::cursor::Goto(x_size / 2 - 5, 1), count); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:153:13 [INFO] [stdout] | [INFO] [stdout] 153 | write!(stdout, "{}{}", termion::cursor::Goto(1, y as u16 + 2), row); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 153 | let _ = write!(stdout, "{}{}", termion::cursor::Goto(1, y as u16 + 2), row); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:153:13 [INFO] [stdout] | [INFO] [stdout] 153 | write!(stdout, "{}{}", termion::cursor::Goto(1, y as u16 + 2), row); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 153 | let _ = write!(stdout, "{}{}", termion::cursor::Goto(1, y as u16 + 2), row); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.19s [INFO] running `Command { std: "docker" "inspect" "f612ce699b2ab1186b89399b26ae5a1ba44ff3551e8f48efb961f7dbd5fe3d53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f612ce699b2ab1186b89399b26ae5a1ba44ff3551e8f48efb961f7dbd5fe3d53", kill_on_drop: false }` [INFO] [stdout] f612ce699b2ab1186b89399b26ae5a1ba44ff3551e8f48efb961f7dbd5fe3d53