Dec 05 20:47:13.301 INFO testing ironlang/iron against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 20:47:13.301 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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 05 20:47:13.757 INFO [stdout] f08965af8e963c7f379a0b2b25fb7a7f3aea52baeb630c79d6de20912a886618
Dec 05 20:47:13.759 INFO running `"docker" "start" "-a" "f08965af8e963c7f379a0b2b25fb7a7f3aea52baeb630c79d6de20912a886618"`
Dec 05 20:47:15.525 INFO [stderr] usermod: no changes
Dec 05 20:47:15.700 INFO [stderr]    Compiling cranelift-entity v0.25.0
Dec 05 20:47:15.711 INFO [stderr]    Compiling target-lexicon v0.2.0
Dec 05 20:47:15.711 INFO [stderr]    Compiling failure v0.1.3
Dec 05 20:47:16.808 INFO [stderr]    Compiling cranelift-codegen-meta v0.25.0
Dec 05 20:47:16.808 INFO [stderr]    Compiling cranelift-bforest v0.25.0
Dec 05 20:47:20.085 INFO [stderr]    Compiling cranelift-codegen v0.25.0
Dec 05 20:47:48.400 INFO [stderr]    Compiling cranelift-frontend v0.25.0
Dec 05 20:47:51.268 INFO [stderr]    Compiling iron v0.0.1 (/source)
Dec 05 20:47:52.212 INFO [stderr] warning: unused import: `std::fs::File`
Dec 05 20:47:52.212 INFO [stderr]  --> src/iron/codegen.rs:4:5
Dec 05 20:47:52.212 INFO [stderr]   |
Dec 05 20:47:52.212 INFO [stderr] 4 | use std::fs::File;
Dec 05 20:47:52.212 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 05 20:47:52.212 INFO [stderr]   |
Dec 05 20:47:52.212 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 20:47:52.212 INFO [stderr] 
Dec 05 20:47:52.212 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 05 20:47:52.212 INFO [stderr]  --> src/iron/codegen.rs:5:5
Dec 05 20:47:52.212 INFO [stderr]   |
Dec 05 20:47:52.212 INFO [stderr] 5 | use std::io::prelude::*;
Dec 05 20:47:52.212 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 05 20:47:52.212 INFO [stderr] 
Dec 05 20:47:52.212 INFO [stderr] warning: unused import: `iron::token::Token`
Dec 05 20:47:52.212 INFO [stderr]  --> src/main.rs:8:5
Dec 05 20:47:52.212 INFO [stderr]   |
Dec 05 20:47:52.212 INFO [stderr] 8 | use iron::token::Token;
Dec 05 20:47:52.212 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 05 20:47:52.212 INFO [stderr] 
Dec 05 20:47:52.212 INFO [stderr] warning: unused import: `iron::expression::Expression`
Dec 05 20:47:52.212 INFO [stderr]  --> src/main.rs:9:5
Dec 05 20:47:52.212 INFO [stderr]   |
Dec 05 20:47:52.212 INFO [stderr] 9 | use iron::expression::Expression;
Dec 05 20:47:52.212 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:47:52.212 INFO [stderr] 
Dec 05 20:47:52.428 INFO [stderr] warning: unused variable: `source`
Dec 05 20:47:52.428 INFO [stderr]   --> src/main.rs:24:17
Dec 05 20:47:52.428 INFO [stderr]    |
Dec 05 20:47:52.428 INFO [stderr] 24 |     if let Some(source) = matches.value_of("INPUT") {
Dec 05 20:47:52.428 INFO [stderr]    |                 ^^^^^^ help: consider using `_source` instead
Dec 05 20:47:52.428 INFO [stderr]    |
Dec 05 20:47:52.428 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 20:47:52.428 INFO [stderr] 
Dec 05 20:47:55.031 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.47s
Dec 05 20:47:55.040 INFO [stderr] su: No module specific data is present
Dec 05 20:47:55.904 INFO running `"docker" "inspect" "f08965af8e963c7f379a0b2b25fb7a7f3aea52baeb630c79d6de20912a886618"`
Dec 05 20:47:56.186 INFO running `"docker" "rm" "-f" "f08965af8e963c7f379a0b2b25fb7a7f3aea52baeb630c79d6de20912a886618"`
Dec 05 20:47:56.432 INFO [stdout] f08965af8e963c7f379a0b2b25fb7a7f3aea52baeb630c79d6de20912a886618
Dec 05 20:47:56.446 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-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 05 20:47:56.964 INFO [stdout] eb578f387ecd0404abb95d18d7f6738ec8b0ee7eab4d14b1e0b29b17af1e4ce7
Dec 05 20:47:56.970 INFO running `"docker" "start" "-a" "eb578f387ecd0404abb95d18d7f6738ec8b0ee7eab4d14b1e0b29b17af1e4ce7"`
Dec 05 20:47:57.990 INFO [stderr] usermod: no changes
Dec 05 20:47:58.126 INFO [stderr]    Compiling iron v0.0.1 (/source)
Dec 05 20:47:59.206 INFO [stderr] warning: unused import: `std::fs::File`
Dec 05 20:47:59.206 INFO [stderr]  --> src/iron/codegen.rs:4:5
Dec 05 20:47:59.206 INFO [stderr]   |
Dec 05 20:47:59.206 INFO [stderr] 4 | use std::fs::File;
Dec 05 20:47:59.206 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 05 20:47:59.206 INFO [stderr]   |
Dec 05 20:47:59.206 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 20:47:59.206 INFO [stderr] 
Dec 05 20:47:59.206 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 05 20:47:59.206 INFO [stderr]  --> src/iron/codegen.rs:5:5
Dec 05 20:47:59.206 INFO [stderr]   |
Dec 05 20:47:59.206 INFO [stderr] 5 | use std::io::prelude::*;
Dec 05 20:47:59.206 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 05 20:47:59.206 INFO [stderr] 
Dec 05 20:47:59.206 INFO [stderr] warning: unused import: `iron::token::Token`
Dec 05 20:47:59.206 INFO [stderr]  --> src/main.rs:8:5
Dec 05 20:47:59.206 INFO [stderr]   |
Dec 05 20:47:59.206 INFO [stderr] 8 | use iron::token::Token;
Dec 05 20:47:59.206 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 05 20:47:59.207 INFO [stderr] 
Dec 05 20:47:59.207 INFO [stderr] warning: unused import: `iron::expression::Expression`
Dec 05 20:47:59.207 INFO [stderr]  --> src/main.rs:9:5
Dec 05 20:47:59.207 INFO [stderr]   |
Dec 05 20:47:59.207 INFO [stderr] 9 | use iron::expression::Expression;
Dec 05 20:47:59.207 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:47:59.207 INFO [stderr] 
Dec 05 20:47:59.312 INFO [stderr] warning: unused variable: `source`
Dec 05 20:47:59.313 INFO [stderr]   --> src/main.rs:24:17
Dec 05 20:47:59.313 INFO [stderr]    |
Dec 05 20:47:59.313 INFO [stderr] 24 |     if let Some(source) = matches.value_of("INPUT") {
Dec 05 20:47:59.313 INFO [stderr]    |                 ^^^^^^ help: consider using `_source` instead
Dec 05 20:47:59.313 INFO [stderr]    |
Dec 05 20:47:59.313 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 20:47:59.313 INFO [stderr] 
Dec 05 20:47:59.693 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
Dec 05 20:47:59.706 INFO [stderr] su: No module specific data is present
Dec 05 20:48:00.374 INFO running `"docker" "inspect" "eb578f387ecd0404abb95d18d7f6738ec8b0ee7eab4d14b1e0b29b17af1e4ce7"`
Dec 05 20:48:00.594 INFO running `"docker" "rm" "-f" "eb578f387ecd0404abb95d18d7f6738ec8b0ee7eab4d14b1e0b29b17af1e4ce7"`
Dec 05 20:48:00.832 INFO [stdout] eb578f387ecd0404abb95d18d7f6738ec8b0ee7eab4d14b1e0b29b17af1e4ce7
Dec 05 20:48:00.836 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-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 05 20:48:01.219 INFO [stdout] 9d008a18748cf6c1f0b8138919d39bebc329040c0636cc486bcf8988c98bd00e
Dec 05 20:48:01.228 INFO running `"docker" "start" "-a" "9d008a18748cf6c1f0b8138919d39bebc329040c0636cc486bcf8988c98bd00e"`
Dec 05 20:48:01.914 INFO [stderr] usermod: no changes
Dec 05 20:48:02.032 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
Dec 05 20:48:02.032 INFO [stderr]      Running /target/debug/deps/iron-ade0c2de5bad10d9
Dec 05 20:48:02.034 INFO [stdout] 
Dec 05 20:48:02.034 INFO [stdout] running 0 tests
Dec 05 20:48:02.034 INFO [stdout] 
Dec 05 20:48:02.034 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 20:48:02.034 INFO [stdout] 
Dec 05 20:48:02.046 INFO [stderr] su: No module specific data is present
Dec 05 20:48:02.536 INFO running `"docker" "inspect" "9d008a18748cf6c1f0b8138919d39bebc329040c0636cc486bcf8988c98bd00e"`
Dec 05 20:48:02.948 INFO running `"docker" "rm" "-f" "9d008a18748cf6c1f0b8138919d39bebc329040c0636cc486bcf8988c98bd00e"`
Dec 05 20:48:03.215 INFO [stdout] 9d008a18748cf6c1f0b8138919d39bebc329040c0636cc486bcf8988c98bd00e