[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 try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCloneRob%2FSimple-Parse-Generator" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CloneRob/Simple-Parse-Generator on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-2/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7f49d50f8e113829bca4a275a799019151ef31edc039a0a66e7b7701ebf9d5f2 [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" "7f49d50f8e113829bca4a275a799019151ef31edc039a0a66e7b7701ebf9d5f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7f49d50f8e113829bca4a275a799019151ef31edc039a0a66e7b7701ebf9d5f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f49d50f8e113829bca4a275a799019151ef31edc039a0a66e7b7701ebf9d5f2", kill_on_drop: false }` [INFO] [stdout] 7f49d50f8e113829bca4a275a799019151ef31edc039a0a66e7b7701ebf9d5f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a3f53c08dba07fb364732f6e29fdad0eae19d4839c894d4a3e94361a86cc0d1e [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" "a3f53c08dba07fb364732f6e29fdad0eae19d4839c894d4a3e94361a86cc0d1e", 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: 4 warnings emitted [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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.67s [INFO] running `Command { std: "docker" "inspect" "a3f53c08dba07fb364732f6e29fdad0eae19d4839c894d4a3e94361a86cc0d1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3f53c08dba07fb364732f6e29fdad0eae19d4839c894d4a3e94361a86cc0d1e", kill_on_drop: false }` [INFO] [stdout] a3f53c08dba07fb364732f6e29fdad0eae19d4839c894d4a3e94361a86cc0d1e