[INFO] updating cached repository lawliet89/aurene
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lawliet89/aurene
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lawliet89/aurene" "work/ex/beta-1.37-6/sources/1.36.0/gh/lawliet89/aurene"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/lawliet89/aurene'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lawliet89/aurene" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lawliet89/aurene"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lawliet89/aurene'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7bbf22fa5bd89cdc04ad7a6351916467df88c828
[INFO] sha for GitHub repo lawliet89/aurene: 7bbf22fa5bd89cdc04ad7a6351916467df88c828
[INFO] validating manifest of lawliet89/aurene on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lawliet89/aurene on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lawliet89/aurene
[INFO] finished frobbing lawliet89/aurene
[INFO] frobbed toml for lawliet89/aurene written to work/ex/beta-1.37-6/sources/1.36.0/gh/lawliet89/aurene/Cargo.toml
[INFO] started frobbing lawliet89/aurene
[INFO] finished frobbing lawliet89/aurene
[INFO] frobbed toml for lawliet89/aurene written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lawliet89/aurene/Cargo.toml
[INFO] crate lawliet89/aurene already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing lawliet89/aurene against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/lawliet89/aurene:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 95555f7f1776eab340fd5496239ef6010d8d6e537c644af6f407e445ce0f68cc
[INFO] running `"docker" "start" "-a" "95555f7f1776eab340fd5496239ef6010d8d6e537c644af6f407e445ce0f68cc"`
[INFO] [stderr]    Compiling aurene v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]    --> src/main.rs:122:9
[INFO] [stderr]     |
[INFO] [stderr] 122 |     let args = make_parser().get_matches();
[INFO] [stderr]     |         ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Error`
[INFO] [stderr]  --> src/error.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Error {
[INFO] [stderr]   | ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `"docker" "inspect" "95555f7f1776eab340fd5496239ef6010d8d6e537c644af6f407e445ce0f68cc"`
[INFO] running `"docker" "rm" "-f" "95555f7f1776eab340fd5496239ef6010d8d6e537c644af6f407e445ce0f68cc"`
[INFO] [stdout] 95555f7f1776eab340fd5496239ef6010d8d6e537c644af6f407e445ce0f68cc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/lawliet89/aurene:/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] f6a9c74ca74b98d207d46f658b53b4637ec4840342e326b4f9d2a0bd5cde1047
[INFO] running `"docker" "start" "-a" "f6a9c74ca74b98d207d46f658b53b4637ec4840342e326b4f9d2a0bd5cde1047"`
[INFO] [stderr]    Compiling aurene v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]    --> src/main.rs:122:9
[INFO] [stderr]     |
[INFO] [stderr] 122 |     let args = make_parser().get_matches();
[INFO] [stderr]     |         ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Error`
[INFO] [stderr]  --> src/error.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Error {
[INFO] [stderr]   | ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "f6a9c74ca74b98d207d46f658b53b4637ec4840342e326b4f9d2a0bd5cde1047"`
[INFO] running `"docker" "rm" "-f" "f6a9c74ca74b98d207d46f658b53b4637ec4840342e326b4f9d2a0bd5cde1047"`
[INFO] [stdout] f6a9c74ca74b98d207d46f658b53b4637ec4840342e326b4f9d2a0bd5cde1047
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/lawliet89/aurene:/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=warn" "-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] e2262a1083c5f4d7ae67cae38671fa7f869a61c3b21e3ff918747ab789ab27b6
[INFO] running `"docker" "start" "-a" "e2262a1083c5f4d7ae67cae38671fa7f869a61c3b21e3ff918747ab789ab27b6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/aurene-12115ca5a1665899
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e2262a1083c5f4d7ae67cae38671fa7f869a61c3b21e3ff918747ab789ab27b6"`
[INFO] running `"docker" "rm" "-f" "e2262a1083c5f4d7ae67cae38671fa7f869a61c3b21e3ff918747ab789ab27b6"`
[INFO] [stdout] e2262a1083c5f4d7ae67cae38671fa7f869a61c3b21e3ff918747ab789ab27b6