[INFO] updating cached repository DevOrc/aurora
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DevOrc/aurora
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DevOrc/aurora" "work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/DevOrc/aurora"`
[INFO] [stderr] Cloning into 'work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/DevOrc/aurora'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DevOrc/aurora" "work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/DevOrc/aurora"`
[INFO] [stderr] Cloning into 'work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/DevOrc/aurora'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8179321306a637ab6601429cc0e747f276e7c48f
[INFO] sha for GitHub repo DevOrc/aurora: 8179321306a637ab6601429cc0e747f276e7c48f
[INFO] validating manifest of DevOrc/aurora on toolchain master#e2f221c75932de7a29845c8d6f1f73536ad00c41
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of DevOrc/aurora on toolchain try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing DevOrc/aurora
[INFO] finished frobbing DevOrc/aurora
[INFO] frobbed toml for DevOrc/aurora written to work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/DevOrc/aurora/Cargo.toml
[INFO] started frobbing DevOrc/aurora
[INFO] finished frobbing DevOrc/aurora
[INFO] frobbed toml for DevOrc/aurora written to work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/DevOrc/aurora/Cargo.toml
[INFO] crate DevOrc/aurora has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking DevOrc/aurora against try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff for pr-57617
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57617/worker-3/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/DevOrc/aurora:/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" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0253b8f094557af7fbd0f599e50f1cc996dd068c1ead3df04a536a51190a2e8a
[INFO] running `"docker" "start" "-a" "0253b8f094557af7fbd0f599e50f1cc996dd068c1ead3df04a536a51190a2e8a"`
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking aurora v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking smallstr v0.1.0
[INFO] [stderr]     Checking mortal v0.1.5
[INFO] [stderr]     Checking linefeed v0.5.3
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/interpreter.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     interpreter.load_module("foo".to_string(), Vec::new());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/interpreter.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     interpreter.load_module("foo".to_string(), Vec::new());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> examples/console.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SubCommand`
[INFO] [stderr]  --> examples/console.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 | use clap::{Arg, App, SubCommand, ArgMatches};
[INFO] [stderr]   |                      ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `aurora::Aurora`
[INFO] [stderr]   --> examples/console.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use aurora::Aurora;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude`
[INFO] [stderr]  --> examples/console.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> examples/console.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let config = create_config(&matches);
[INFO] [stderr]    |         ^^^^^^ help: consider using `_config` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.50s
[INFO] running `"docker" "inspect" "0253b8f094557af7fbd0f599e50f1cc996dd068c1ead3df04a536a51190a2e8a"`
[INFO] running `"docker" "rm" "-f" "0253b8f094557af7fbd0f599e50f1cc996dd068c1ead3df04a536a51190a2e8a"`
[INFO] [stdout] 0253b8f094557af7fbd0f599e50f1cc996dd068c1ead3df04a536a51190a2e8a