Dec 17 22:48:38.804 INFO checking ironlang/iron against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 22:48:38.805 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/ironlang/iron:/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 22:48:39.361 INFO [stdout] 14e6d17ed80e83488bbdcf473c8bffe1759bbc292f884f96c37f84c1eba20683
Dec 17 22:48:39.363 INFO running `"docker" "start" "-a" "14e6d17ed80e83488bbdcf473c8bffe1759bbc292f884f96c37f84c1eba20683"`
Dec 17 22:48:41.514 INFO [stderr]    Compiling cranelift-entity v0.25.0
Dec 17 22:48:41.528 INFO [stderr]    Compiling target-lexicon v0.2.0
Dec 17 22:48:41.528 INFO [stderr]     Checking failure v0.1.3
Dec 17 22:48:42.683 INFO [stderr]     Checking cranelift-bforest v0.25.0
Dec 17 22:48:43.140 INFO [stderr]    Compiling cranelift-codegen-meta v0.25.0
Dec 17 22:48:47.187 INFO [stderr]    Compiling cranelift-codegen v0.25.0
Dec 17 22:49:00.643 INFO [stderr]     Checking cranelift-frontend v0.25.0
Dec 17 22:49:01.318 INFO [stderr]     Checking iron v0.0.1 (/opt/crater/workdir)
Dec 17 22:49:01.828 INFO [stderr] warning: unused import: `std::fs::File`
Dec 17 22:49:01.828 INFO [stderr]  --> src/iron/codegen.rs:4:5
Dec 17 22:49:01.828 INFO [stderr]   |
Dec 17 22:49:01.828 INFO [stderr] 4 | use std::fs::File;
Dec 17 22:49:01.829 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 17 22:49:01.829 INFO [stderr]   |
Dec 17 22:49:01.829 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 22:49:01.829 INFO [stderr] 
Dec 17 22:49:01.830 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 17 22:49:01.830 INFO [stderr]  --> src/iron/codegen.rs:5:5
Dec 17 22:49:01.830 INFO [stderr]   |
Dec 17 22:49:01.830 INFO [stderr] 5 | use std::io::prelude::*;
Dec 17 22:49:01.831 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 17 22:49:01.831 INFO [stderr] 
Dec 17 22:49:01.831 INFO [stderr] warning: unused import: `iron::token::Token`
Dec 17 22:49:01.831 INFO [stderr]  --> src/main.rs:8:5
Dec 17 22:49:01.831 INFO [stderr]   |
Dec 17 22:49:01.831 INFO [stderr] 8 | use iron::token::Token;
Dec 17 22:49:01.831 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 17 22:49:01.831 INFO [stderr] 
Dec 17 22:49:01.831 INFO [stderr] warning: unused import: `iron::expression::Expression`
Dec 17 22:49:01.831 INFO [stderr]  --> src/main.rs:9:5
Dec 17 22:49:01.831 INFO [stderr]   |
Dec 17 22:49:01.831 INFO [stderr] 9 | use iron::expression::Expression;
Dec 17 22:49:01.831 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:49:01.831 INFO [stderr] 
Dec 17 22:49:01.880 INFO [stderr] warning: unused import: `std::fs::File`
Dec 17 22:49:01.880 INFO [stderr]  --> src/iron/codegen.rs:4:5
Dec 17 22:49:01.880 INFO [stderr]   |
Dec 17 22:49:01.880 INFO [stderr] 4 | use std::fs::File;
Dec 17 22:49:01.880 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 17 22:49:01.880 INFO [stderr]   |
Dec 17 22:49:01.880 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 22:49:01.880 INFO [stderr] 
Dec 17 22:49:01.881 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 17 22:49:01.881 INFO [stderr]  --> src/iron/codegen.rs:5:5
Dec 17 22:49:01.881 INFO [stderr]   |
Dec 17 22:49:01.881 INFO [stderr] 5 | use std::io::prelude::*;
Dec 17 22:49:01.881 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 17 22:49:01.882 INFO [stderr] 
Dec 17 22:49:01.882 INFO [stderr] warning: unused import: `iron::token::Token`
Dec 17 22:49:01.882 INFO [stderr]  --> src/main.rs:8:5
Dec 17 22:49:01.882 INFO [stderr]   |
Dec 17 22:49:01.882 INFO [stderr] 8 | use iron::token::Token;
Dec 17 22:49:01.882 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 17 22:49:01.883 INFO [stderr] 
Dec 17 22:49:01.883 INFO [stderr] warning: unused import: `iron::expression::Expression`
Dec 17 22:49:01.883 INFO [stderr]  --> src/main.rs:9:5
Dec 17 22:49:01.884 INFO [stderr]   |
Dec 17 22:49:01.884 INFO [stderr] 9 | use iron::expression::Expression;
Dec 17 22:49:01.884 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:49:01.884 INFO [stderr] 
Dec 17 22:49:02.048 INFO [stderr] warning: unused variable: `source`
Dec 17 22:49:02.048 INFO [stderr]   --> src/main.rs:24:17
Dec 17 22:49:02.048 INFO [stderr]    |
Dec 17 22:49:02.048 INFO [stderr] 24 |     if let Some(source) = matches.value_of("INPUT") {
Dec 17 22:49:02.048 INFO [stderr]    |                 ^^^^^^ help: consider using `_source` instead
Dec 17 22:49:02.048 INFO [stderr]    |
Dec 17 22:49:02.048 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 22:49:02.048 INFO [stderr] 
Dec 17 22:49:02.100 INFO [stderr] warning: unused variable: `source`
Dec 17 22:49:02.100 INFO [stderr]   --> src/main.rs:24:17
Dec 17 22:49:02.100 INFO [stderr]    |
Dec 17 22:49:02.100 INFO [stderr] 24 |     if let Some(source) = matches.value_of("INPUT") {
Dec 17 22:49:02.100 INFO [stderr]    |                 ^^^^^^ help: consider using `_source` instead
Dec 17 22:49:02.108 INFO [stderr]    |
Dec 17 22:49:02.108 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 22:49:02.108 INFO [stderr] 
Dec 17 22:49:02.196 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.81s
Dec 17 22:49:02.482 INFO running `"docker" "inspect" "14e6d17ed80e83488bbdcf473c8bffe1759bbc292f884f96c37f84c1eba20683"`
Dec 17 22:49:02.606 INFO running `"docker" "rm" "-f" "14e6d17ed80e83488bbdcf473c8bffe1759bbc292f884f96c37f84c1eba20683"`
Dec 17 22:49:02.713 INFO [stdout] 14e6d17ed80e83488bbdcf473c8bffe1759bbc292f884f96c37f84c1eba20683