Dec 04 17:08:37.252 INFO checking ironlang/iron against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 17:08:37.252 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 17:08:37.787 INFO [stdout] 805f3a6ebd0dd0cd627bc105689a2897fca8fe0f6e38c5ebdc55b903490a2c3c
Dec 04 17:08:37.794 INFO running `"docker" "start" "-a" "805f3a6ebd0dd0cd627bc105689a2897fca8fe0f6e38c5ebdc55b903490a2c3c"`
Dec 04 17:08:38.899 INFO [stderr] usermod: no changes
Dec 04 17:08:39.099 INFO [stderr]    Compiling cranelift-entity v0.25.0
Dec 04 17:08:39.099 INFO [stderr]    Compiling ryu v0.2.7
Dec 04 17:08:39.107 INFO [stderr]     Checking failure v0.1.3
Dec 04 17:08:40.355 INFO [stderr]    Compiling serde_json v1.0.33
Dec 04 17:08:41.230 INFO [stderr]     Checking cranelift-bforest v0.25.0
Dec 04 17:08:41.683 INFO [stderr]    Compiling cranelift-codegen-meta v0.25.0
Dec 04 17:08:46.308 INFO [stderr]    Compiling cranelift-codegen v0.25.0
Dec 04 17:08:50.935 INFO [stderr]    Compiling target-lexicon v0.2.0
Dec 04 17:09:04.616 INFO [stderr]     Checking cranelift-frontend v0.25.0
Dec 04 17:09:05.699 INFO [stderr]     Checking iron v0.0.1 (/source)
Dec 04 17:09:07.207 INFO [stderr] warning: unused import: `std::fs::File`
Dec 04 17:09:07.207 INFO [stderr]  --> src/iron/codegen.rs:4:5
Dec 04 17:09:07.207 INFO [stderr]   |
Dec 04 17:09:07.207 INFO [stderr] 4 | use std::fs::File;
Dec 04 17:09:07.207 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 04 17:09:07.207 INFO [stderr]   |
Dec 04 17:09:07.207 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 17:09:07.207 INFO [stderr] 
Dec 04 17:09:07.207 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 04 17:09:07.207 INFO [stderr]  --> src/iron/codegen.rs:5:5
Dec 04 17:09:07.207 INFO [stderr]   |
Dec 04 17:09:07.207 INFO [stderr] 5 | use std::io::prelude::*;
Dec 04 17:09:07.207 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 04 17:09:07.207 INFO [stderr] 
Dec 04 17:09:07.211 INFO [stderr] warning: unused import: `iron::token::Token`
Dec 04 17:09:07.211 INFO [stderr]  --> src/main.rs:8:5
Dec 04 17:09:07.211 INFO [stderr]   |
Dec 04 17:09:07.211 INFO [stderr] 8 | use iron::token::Token;
Dec 04 17:09:07.211 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 04 17:09:07.211 INFO [stderr] 
Dec 04 17:09:07.211 INFO [stderr] warning: unused import: `iron::expression::Expression`
Dec 04 17:09:07.211 INFO [stderr]  --> src/main.rs:9:5
Dec 04 17:09:07.211 INFO [stderr]   |
Dec 04 17:09:07.211 INFO [stderr] 9 | use iron::expression::Expression;
Dec 04 17:09:07.211 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:09:07.211 INFO [stderr] 
Dec 04 17:09:07.271 INFO [stderr] warning: unused import: `std::fs::File`
Dec 04 17:09:07.271 INFO [stderr]  --> src/iron/codegen.rs:4:5
Dec 04 17:09:07.271 INFO [stderr]   |
Dec 04 17:09:07.271 INFO [stderr] 4 | use std::fs::File;
Dec 04 17:09:07.271 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 04 17:09:07.271 INFO [stderr]   |
Dec 04 17:09:07.271 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 17:09:07.271 INFO [stderr] 
Dec 04 17:09:07.271 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 04 17:09:07.271 INFO [stderr]  --> src/iron/codegen.rs:5:5
Dec 04 17:09:07.271 INFO [stderr]   |
Dec 04 17:09:07.271 INFO [stderr] 5 | use std::io::prelude::*;
Dec 04 17:09:07.271 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 04 17:09:07.271 INFO [stderr] 
Dec 04 17:09:07.271 INFO [stderr] warning: unused import: `iron::token::Token`
Dec 04 17:09:07.271 INFO [stderr]  --> src/main.rs:8:5
Dec 04 17:09:07.271 INFO [stderr]   |
Dec 04 17:09:07.271 INFO [stderr] 8 | use iron::token::Token;
Dec 04 17:09:07.271 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 04 17:09:07.271 INFO [stderr] 
Dec 04 17:09:07.271 INFO [stderr] warning: unused import: `iron::expression::Expression`
Dec 04 17:09:07.271 INFO [stderr]  --> src/main.rs:9:5
Dec 04 17:09:07.271 INFO [stderr]   |
Dec 04 17:09:07.271 INFO [stderr] 9 | use iron::expression::Expression;
Dec 04 17:09:07.271 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:09:07.271 INFO [stderr] 
Dec 04 17:09:07.431 INFO [stderr] warning: unused variable: `source`
Dec 04 17:09:07.431 INFO [stderr]   --> src/main.rs:24:17
Dec 04 17:09:07.431 INFO [stderr]    |
Dec 04 17:09:07.431 INFO [stderr] 24 |     if let Some(source) = matches.value_of("INPUT") {
Dec 04 17:09:07.431 INFO [stderr]    |                 ^^^^^^ help: consider using `_source` instead
Dec 04 17:09:07.431 INFO [stderr]    |
Dec 04 17:09:07.431 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 17:09:07.431 INFO [stderr] 
Dec 04 17:09:07.626 INFO [stderr] warning: unused variable: `source`
Dec 04 17:09:07.626 INFO [stderr]   --> src/main.rs:24:17
Dec 04 17:09:07.626 INFO [stderr]    |
Dec 04 17:09:07.626 INFO [stderr] 24 |     if let Some(source) = matches.value_of("INPUT") {
Dec 04 17:09:07.626 INFO [stderr]    |                 ^^^^^^ help: consider using `_source` instead
Dec 04 17:09:07.626 INFO [stderr]    |
Dec 04 17:09:07.626 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 17:09:07.626 INFO [stderr] 
Dec 04 17:09:07.724 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.79s
Dec 04 17:09:07.731 INFO [stderr] su: No module specific data is present
Dec 04 17:09:08.835 INFO running `"docker" "inspect" "805f3a6ebd0dd0cd627bc105689a2897fca8fe0f6e38c5ebdc55b903490a2c3c"`
Dec 04 17:09:09.121 INFO running `"docker" "rm" "-f" "805f3a6ebd0dd0cd627bc105689a2897fca8fe0f6e38c5ebdc55b903490a2c3c"`
Dec 04 17:09:09.527 INFO [stdout] 805f3a6ebd0dd0cd627bc105689a2897fca8fe0f6e38c5ebdc55b903490a2c3c