Dec 17 20:54:31.905 INFO checking lars-t-hansen/pl0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 20:54:31.905 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/lars-t-hansen/pl0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 20:54:32.486 INFO [stdout] 055b756e88939e795ed66be83070fb02d3fb3f78946e2e4a077be97df621e15a
Dec 17 20:54:32.488 INFO running `"docker" "start" "-a" "055b756e88939e795ed66be83070fb02d3fb3f78946e2e4a077be97df621e15a"`
Dec 17 20:54:33.888 INFO [stderr]     Checking pl0 v0.1.0 (/opt/crater/workdir)
Dec 17 20:54:34.792 INFO [stderr] warning: variant is never constructed: `Nop`
Dec 17 20:54:34.792 INFO [stderr]   --> src/ir.rs:87:5
Dec 17 20:54:34.792 INFO [stderr]    |
Dec 17 20:54:34.792 INFO [stderr] 87 |     Nop,
Dec 17 20:54:34.792 INFO [stderr]    |     ^^^
Dec 17 20:54:34.792 INFO [stderr]    |
Dec 17 20:54:34.792 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 20:54:34.792 INFO [stderr] 
Dec 17 20:54:34.792 INFO [stderr] warning: variant is never constructed: `Notreached`
Dec 17 20:54:34.792 INFO [stderr]   --> src/ir.rs:88:5
Dec 17 20:54:34.792 INFO [stderr]    |
Dec 17 20:54:34.792 INFO [stderr] 88 |     Notreached,
Dec 17 20:54:34.792 INFO [stderr]    |     ^^^^^^^^^^
Dec 17 20:54:34.792 INFO [stderr] 
Dec 17 20:54:34.792 INFO [stderr] warning: method is never used: `nop`
Dec 17 20:54:34.792 INFO [stderr]    --> src/irgen.rs:313:5
Dec 17 20:54:34.792 INFO [stderr]     |
Dec 17 20:54:34.792 INFO [stderr] 313 |     fn nop(&mut self) {
Dec 17 20:54:34.792 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^
Dec 17 20:54:34.793 INFO [stderr] 
Dec 17 20:54:34.793 INFO [stderr] warning: method is never used: `notreached`
Dec 17 20:54:34.793 INFO [stderr]    --> src/irgen.rs:317:5
Dec 17 20:54:34.793 INFO [stderr]     |
Dec 17 20:54:34.793 INFO [stderr] 317 |     fn notreached(&mut self) {
Dec 17 20:54:34.793 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:54:34.793 INFO [stderr] 
Dec 17 20:54:34.793 INFO [stderr] warning: method is never used: `lookup`
Dec 17 20:54:34.793 INFO [stderr]   --> src/names.rs:36:5
Dec 17 20:54:34.793 INFO [stderr]    |
Dec 17 20:54:34.793 INFO [stderr] 36 |     pub fn lookup(&self, id:Name) -> String {
Dec 17 20:54:34.793 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:54:34.793 INFO [stderr] 
Dec 17 20:54:34.956 INFO [stderr] warning: variant is never constructed: `Nop`
Dec 17 20:54:34.956 INFO [stderr]   --> src/ir.rs:87:5
Dec 17 20:54:34.956 INFO [stderr]    |
Dec 17 20:54:34.956 INFO [stderr] 87 |     Nop,
Dec 17 20:54:34.956 INFO [stderr]    |     ^^^
Dec 17 20:54:34.956 INFO [stderr]    |
Dec 17 20:54:34.956 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 20:54:34.956 INFO [stderr] 
Dec 17 20:54:34.956 INFO [stderr] warning: variant is never constructed: `Notreached`
Dec 17 20:54:34.956 INFO [stderr]   --> src/ir.rs:88:5
Dec 17 20:54:34.956 INFO [stderr]    |
Dec 17 20:54:34.956 INFO [stderr] 88 |     Notreached,
Dec 17 20:54:34.956 INFO [stderr]    |     ^^^^^^^^^^
Dec 17 20:54:34.956 INFO [stderr] 
Dec 17 20:54:34.956 INFO [stderr] warning: method is never used: `nop`
Dec 17 20:54:34.956 INFO [stderr]    --> src/irgen.rs:313:5
Dec 17 20:54:34.956 INFO [stderr]     |
Dec 17 20:54:34.956 INFO [stderr] 313 |     fn nop(&mut self) {
Dec 17 20:54:34.956 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^
Dec 17 20:54:34.956 INFO [stderr] 
Dec 17 20:54:34.957 INFO [stderr] warning: method is never used: `notreached`
Dec 17 20:54:34.957 INFO [stderr]    --> src/irgen.rs:317:5
Dec 17 20:54:34.957 INFO [stderr]     |
Dec 17 20:54:34.957 INFO [stderr] 317 |     fn notreached(&mut self) {
Dec 17 20:54:34.957 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:54:34.957 INFO [stderr] 
Dec 17 20:54:34.957 INFO [stderr] warning: method is never used: `lookup`
Dec 17 20:54:34.957 INFO [stderr]   --> src/names.rs:36:5
Dec 17 20:54:34.957 INFO [stderr]    |
Dec 17 20:54:34.957 INFO [stderr] 36 |     pub fn lookup(&self, id:Name) -> String {
Dec 17 20:54:34.957 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:54:34.957 INFO [stderr] 
Dec 17 20:54:35.005 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
Dec 17 20:54:35.532 INFO running `"docker" "inspect" "055b756e88939e795ed66be83070fb02d3fb3f78946e2e4a077be97df621e15a"`
Dec 17 20:54:35.912 INFO running `"docker" "rm" "-f" "055b756e88939e795ed66be83070fb02d3fb3f78946e2e4a077be97df621e15a"`
Dec 17 20:54:36.256 INFO [stdout] 055b756e88939e795ed66be83070fb02d3fb3f78946e2e4a077be97df621e15a