[INFO] cloning repository https://github.com/CloneRob/Simple-Parse-Generator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CloneRob/Simple-Parse-Generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCloneRob%2FSimple-Parse-Generator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCloneRob%2FSimple-Parse-Generator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ab705cbb92aca2a45a70f818daabbf37e0c3a18e [INFO] checking CloneRob/Simple-Parse-Generator against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCloneRob%2FSimple-Parse-Generator" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CloneRob/Simple-Parse-Generator on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CloneRob/Simple-Parse-Generator [INFO] finished tweaking git repo https://github.com/CloneRob/Simple-Parse-Generator [INFO] tweaked toml for git repo https://github.com/CloneRob/Simple-Parse-Generator written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/CloneRob/Simple-Parse-Generator already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9d54bc3a16b8aa7c3d4617241c267e0e64be8ecbf0ccd67da9d02f8089b53b21 [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" "9d54bc3a16b8aa7c3d4617241c267e0e64be8ecbf0ccd67da9d02f8089b53b21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9d54bc3a16b8aa7c3d4617241c267e0e64be8ecbf0ccd67da9d02f8089b53b21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d54bc3a16b8aa7c3d4617241c267e0e64be8ecbf0ccd67da9d02f8089b53b21", kill_on_drop: false }` [INFO] [stdout] 9d54bc3a16b8aa7c3d4617241c267e0e64be8ecbf0ccd67da9d02f8089b53b21 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 15fed2c72cef8dd02cf3ddcfa78b69d1cb70b4c7520ddabfdd0d63eb065c26da [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" "15fed2c72cef8dd02cf3ddcfa78b69d1cb70b4c7520ddabfdd0d63eb065c26da", kill_on_drop: false }` [INFO] [stderr] Checking parse_generator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/set_builder.rs:89:33 [INFO] [stdout] | [INFO] [stdout] 89 | if let Some(mut ntfs) = first_set.get_mut(non_terminal) { [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/set_builder.rs:89:33 [INFO] [stdout] | [INFO] [stdout] 89 | if let Some(mut ntfs) = first_set.get_mut(non_terminal) { [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: associated function is never used: `get_sets` [INFO] [stdout] --> src/set_builder.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn get_sets(self) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_first_set` [INFO] [stdout] --> src/set_builder.rs:198:12 [INFO] [stdout] | [INFO] [stdout] 198 | pub fn get_first_set(&self) -> &HashMap> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_follow_set` [INFO] [stdout] --> src/set_builder.rs:201:12 [INFO] [stdout] | [INFO] [stdout] 201 | pub fn get_follow_set(&self) -> &HashMap> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_sets` [INFO] [stdout] --> src/set_builder.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn get_sets(self) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_first_set` [INFO] [stdout] --> src/set_builder.rs:198:12 [INFO] [stdout] | [INFO] [stdout] 198 | pub fn get_first_set(&self) -> &HashMap> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_follow_set` [INFO] [stdout] --> src/set_builder.rs:201:12 [INFO] [stdout] | [INFO] [stdout] 201 | pub fn get_follow_set(&self) -> &HashMap> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [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 [unoptimized + debuginfo] target(s) in 0.65s [INFO] running `Command { std: "docker" "inspect" "15fed2c72cef8dd02cf3ddcfa78b69d1cb70b4c7520ddabfdd0d63eb065c26da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15fed2c72cef8dd02cf3ddcfa78b69d1cb70b4c7520ddabfdd0d63eb065c26da", kill_on_drop: false }` [INFO] [stdout] 15fed2c72cef8dd02cf3ddcfa78b69d1cb70b4c7520ddabfdd0d63eb065c26da