[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#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCloneRob%2FSimple-Parse-Generator" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CloneRob/Simple-Parse-Generator on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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-13/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1e42690144c852103af65b961baad3c9f70a3b812d86992ab49e27bae2291c82 [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" "1e42690144c852103af65b961baad3c9f70a3b812d86992ab49e27bae2291c82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1e42690144c852103af65b961baad3c9f70a3b812d86992ab49e27bae2291c82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e42690144c852103af65b961baad3c9f70a3b812d86992ab49e27bae2291c82", kill_on_drop: false }` [INFO] [stdout] 1e42690144c852103af65b961baad3c9f70a3b812d86992ab49e27bae2291c82 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 844dc553575f1f9037cdaa2aef05a40a3afb2766f4f9776e648762057c449dcf [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" "844dc553575f1f9037cdaa2aef05a40a3afb2766f4f9776e648762057c449dcf", 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: 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: 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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `Command { std: "docker" "inspect" "844dc553575f1f9037cdaa2aef05a40a3afb2766f4f9776e648762057c449dcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "844dc553575f1f9037cdaa2aef05a40a3afb2766f4f9776e648762057c449dcf", kill_on_drop: false }` [INFO] [stdout] 844dc553575f1f9037cdaa2aef05a40a3afb2766f4f9776e648762057c449dcf