[INFO] cloning repository https://github.com/ashyanSpada/simple_peg_rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ashyanSpada/simple_peg_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FashyanSpada%2Fsimple_peg_rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FashyanSpada%2Fsimple_peg_rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e392dbda0b9de05b7d584484be39d64c4320bb5a [INFO] checking ashyanSpada/simple_peg_rs against try#f77b5bc6c7c84df104f86b0dd01d9490e3923fa8 for pr-147834 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FashyanSpada%2Fsimple_peg_rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ashyanSpada/simple_peg_rs [INFO] finished tweaking git repo https://github.com/ashyanSpada/simple_peg_rs [INFO] tweaked toml for git repo https://github.com/ashyanSpada/simple_peg_rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ashyanSpada/simple_peg_rs on toolchain f77b5bc6c7c84df104f86b0dd01d9490e3923fa8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ashyanSpada/simple_peg_rs 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" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking ashyanSpada/simple_peg_rs against try#f77b5bc6c7c84df104f86b0dd01d9490e3923fa8 for pr-147834 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FashyanSpada%2Fsimple_peg_rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ashyanSpada/simple_peg_rs [INFO] finished tweaking git repo https://github.com/ashyanSpada/simple_peg_rs [INFO] tweaked toml for git repo https://github.com/ashyanSpada/simple_peg_rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ashyanSpada/simple_peg_rs on toolchain f77b5bc6c7c84df104f86b0dd01d9490e3923fa8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ashyanSpada/simple_peg_rs 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" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8f6ffba8c744c5215a549851bda225e4b3454b90c6ed2eca6e17dc2375ef3117 [INFO] running `Command { std: "docker" "start" "-a" "8f6ffba8c744c5215a549851bda225e4b3454b90c6ed2eca6e17dc2375ef3117", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8f6ffba8c744c5215a549851bda225e4b3454b90c6ed2eca6e17dc2375ef3117", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f6ffba8c744c5215a549851bda225e4b3454b90c6ed2eca6e17dc2375ef3117", kill_on_drop: false }` [INFO] [stdout] 8f6ffba8c744c5215a549851bda225e4b3454b90c6ed2eca6e17dc2375ef3117 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 833e4e54cc05bc1c33ea4d8b476eef55ff249312563f6baf8741a99be630211d [INFO] running `Command { std: "docker" "start" "-a" "833e4e54cc05bc1c33ea4d8b476eef55ff249312563f6baf8741a99be630211d", kill_on_drop: false }` [INFO] [stderr] Checking simple_peg v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peg.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/peg.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peg.rs:205:9 [INFO] [stdout] | [INFO] [stdout] 205 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/peg.rs:205:9 [INFO] [stdout] | [INFO] [stdout] 205 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peg.rs:670:9 [INFO] [stdout] | [INFO] [stdout] 670 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/peg.rs:670:9 [INFO] [stdout] | [INFO] [stdout] 670 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peg.rs:714:9 [INFO] [stdout] | [INFO] [stdout] 714 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/peg.rs:714:9 [INFO] [stdout] | [INFO] [stdout] 714 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peg.rs:1034:9 [INFO] [stdout] | [INFO] [stdout] 1034 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/peg.rs:1034:9 [INFO] [stdout] | [INFO] [stdout] 1034 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peg.rs:1286:9 [INFO] [stdout] | [INFO] [stdout] 1286 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/peg.rs:1286:9 [INFO] [stdout] | [INFO] [stdout] 1286 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peg.rs:1341:9 [INFO] [stdout] | [INFO] [stdout] 1341 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/peg.rs:1341:9 [INFO] [stdout] | [INFO] [stdout] 1341 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peg.rs:1396:9 [INFO] [stdout] | [INFO] [stdout] 1396 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/peg.rs:1396:9 [INFO] [stdout] | [INFO] [stdout] 1396 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peg.rs:1542:9 [INFO] [stdout] | [INFO] [stdout] 1542 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/peg.rs:1542:9 [INFO] [stdout] | [INFO] [stdout] 1542 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `memo` [INFO] [stdout] --> src/utils.rs:144:5 [INFO] [stdout] | [INFO] [stdout] 144 | memo: &'a Memo, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_memo` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peg.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/peg.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peg.rs:205:9 [INFO] [stdout] | [INFO] [stdout] 205 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/peg.rs:205:9 [INFO] [stdout] | [INFO] [stdout] 205 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peg.rs:670:9 [INFO] [stdout] | [INFO] [stdout] 670 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/peg.rs:670:9 [INFO] [stdout] | [INFO] [stdout] 670 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peg.rs:714:9 [INFO] [stdout] | [INFO] [stdout] 714 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/peg.rs:714:9 [INFO] [stdout] | [INFO] [stdout] 714 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peg.rs:1034:9 [INFO] [stdout] | [INFO] [stdout] 1034 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/peg.rs:1034:9 [INFO] [stdout] | [INFO] [stdout] 1034 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peg.rs:1286:9 [INFO] [stdout] | [INFO] [stdout] 1286 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/peg.rs:1286:9 [INFO] [stdout] | [INFO] [stdout] 1286 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peg.rs:1341:9 [INFO] [stdout] | [INFO] [stdout] 1341 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/peg.rs:1341:9 [INFO] [stdout] | [INFO] [stdout] 1341 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peg.rs:1396:9 [INFO] [stdout] | [INFO] [stdout] 1396 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/peg.rs:1396:9 [INFO] [stdout] | [INFO] [stdout] 1396 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/peg.rs:1542:9 [INFO] [stdout] | [INFO] [stdout] 1542 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/peg.rs:1542:9 [INFO] [stdout] | [INFO] [stdout] 1542 | let mut stack: Vec>> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `memo` [INFO] [stdout] --> src/utils.rs:144:5 [INFO] [stdout] | [INFO] [stdout] 144 | memo: &'a Memo, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_memo` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "833e4e54cc05bc1c33ea4d8b476eef55ff249312563f6baf8741a99be630211d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "833e4e54cc05bc1c33ea4d8b476eef55ff249312563f6baf8741a99be630211d", kill_on_drop: false }` [INFO] [stdout] 833e4e54cc05bc1c33ea4d8b476eef55ff249312563f6baf8741a99be630211d