[INFO] crate polka 0.1.2 is already in cache
[INFO] checking polka-0.1.2 against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] extracting crate polka 0.1.2 into work/builds/worker-3/source
[INFO] validating manifest of crates.io crate polka 0.1.2 on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate polka 0.1.2
[INFO] finished tweaking crates.io crate polka 0.1.2
[INFO] tweaked toml for crates.io crate polka 0.1.2 written to work/builds/worker-3/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a89a64c1a6343b218f04ef3122c0c69e68fdc21a2449a8aac5074f93ba14434f
[INFO] running `"docker" "start" "-a" "a89a64c1a6343b218f04ef3122c0c69e68fdc21a2449a8aac5074f93ba14434f"`
[INFO] [stderr]     Checking polka v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `list`
[INFO] [stderr]  --> src/parser/statement.rs:7:19
[INFO] [stderr]   |
[INFO] [stderr] 7 | use pom::parser::{list, sym, Parser};
[INFO] [stderr]   |                   ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `list`
[INFO] [stderr]  --> src/parser/statement.rs:7:19
[INFO] [stderr]   |
[INFO] [stderr] 7 | use pom::parser::{list, sym, Parser};
[INFO] [stderr]   |                   ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `basic_1`
[INFO] [stderr]  --> src/test_fixtures.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn basic_1() -> Graph {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `digraph`
[INFO] [stderr]   --> src/test_fixtures.rs:97:1
[INFO] [stderr]    |
[INFO] [stderr] 97 | pub fn digraph() -> Graph {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/parser/ident.rs:13:38
[INFO] [stderr]    |
[INFO] [stderr] 13 |   alphanum(term) || (term >= 0x80 && term <= 0xFF) || term == 0x5F
[INFO] [stderr]    |                                      ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> src/lib.rs:75:14
[INFO] [stderr]    |
[INFO] [stderr] 75 |           Ok(r) => (),
[INFO] [stderr]    |              ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/parser/ident.rs:13:38
[INFO] [stderr]    |
[INFO] [stderr] 13 |   alphanum(term) || (term >= 0x80 && term <= 0xFF) || term == 0x5F
[INFO] [stderr]    |                                      ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `"docker" "inspect" "a89a64c1a6343b218f04ef3122c0c69e68fdc21a2449a8aac5074f93ba14434f"`
[INFO] running `"docker" "rm" "-f" "a89a64c1a6343b218f04ef3122c0c69e68fdc21a2449a8aac5074f93ba14434f"`
[INFO] [stdout] a89a64c1a6343b218f04ef3122c0c69e68fdc21a2449a8aac5074f93ba14434f