[INFO] updating cached repository mopemope/firestarter
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mopemope/firestarter
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mopemope/firestarter" "work/ex/beta-1.37-6/sources/1.36.0/gh/mopemope/firestarter"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/mopemope/firestarter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mopemope/firestarter" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mopemope/firestarter"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mopemope/firestarter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5c250a7f169bc4c1002c755e9c23201fbedf55dd
[INFO] sha for GitHub repo mopemope/firestarter: 5c250a7f169bc4c1002c755e9c23201fbedf55dd
[INFO] validating manifest of mopemope/firestarter 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 mopemope/firestarter 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 mopemope/firestarter
[INFO] finished frobbing mopemope/firestarter
[INFO] frobbed toml for mopemope/firestarter written to work/ex/beta-1.37-6/sources/1.36.0/gh/mopemope/firestarter/Cargo.toml
[INFO] started frobbing mopemope/firestarter
[INFO] finished frobbing mopemope/firestarter
[INFO] frobbed toml for mopemope/firestarter written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mopemope/firestarter/Cargo.toml
[INFO] crate mopemope/firestarter 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 mopemope/firestarter 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-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/mopemope/firestarter:/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] 2960932833c8311c04c3f8ab4f987c72caf36414dc1216ec948441f087708ca8
[INFO] running `"docker" "start" "-a" "2960932833c8311c04c3f8ab4f987c72caf36414dc1216ec948441f087708ca8"`
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling clicolors-control v1.0.0
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]    Compiling nom v4.2.0
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling env_logger v0.6.0
[INFO] [stderr]    Compiling console v0.7.5
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.88
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling firestarter v0.3.2 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `io` is imported redundantly
[INFO] [stderr]   --> src/utils.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 2  | use std::{env, io, time};
[INFO] [stderr]    |                -- the item `io` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 25 |     use std::io;
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.26s
[INFO] running `"docker" "inspect" "2960932833c8311c04c3f8ab4f987c72caf36414dc1216ec948441f087708ca8"`
[INFO] running `"docker" "rm" "-f" "2960932833c8311c04c3f8ab4f987c72caf36414dc1216ec948441f087708ca8"`
[INFO] [stdout] 2960932833c8311c04c3f8ab4f987c72caf36414dc1216ec948441f087708ca8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/mopemope/firestarter:/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] 37cff3359f89b4fc9c5f4d28718de2342eec0c96a6e9a3240b8a2930ca399e14
[INFO] running `"docker" "start" "-a" "37cff3359f89b4fc9c5f4d28718de2342eec0c96a6e9a3240b8a2930ca399e14"`
[INFO] [stderr]    Compiling firestarter v0.3.2 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `io` is imported redundantly
[INFO] [stderr]   --> src/utils.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 2  | use std::{env, io, time};
[INFO] [stderr]    |                -- the item `io` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 25 |     use std::io;
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.74s
[INFO] running `"docker" "inspect" "37cff3359f89b4fc9c5f4d28718de2342eec0c96a6e9a3240b8a2930ca399e14"`
[INFO] running `"docker" "rm" "-f" "37cff3359f89b4fc9c5f4d28718de2342eec0c96a6e9a3240b8a2930ca399e14"`
[INFO] [stdout] 37cff3359f89b4fc9c5f4d28718de2342eec0c96a6e9a3240b8a2930ca399e14
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/mopemope/firestarter:/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] f0cca453c6043488e29bf4623a9268e39d61b0d55b1ad47b983817fea732b932
[INFO] running `"docker" "start" "-a" "f0cca453c6043488e29bf4623a9268e39d61b0d55b1ad47b983817fea732b932"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/firestarter-d768a096452aad5a
[INFO] [stdout] running 2 tests
[INFO] [stdout] test config::test_parse_cmd_env ... ok
[INFO] [stdout] test config::test_parse_cmd ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f0cca453c6043488e29bf4623a9268e39d61b0d55b1ad47b983817fea732b932"`
[INFO] running `"docker" "rm" "-f" "f0cca453c6043488e29bf4623a9268e39d61b0d55b1ad47b983817fea732b932"`
[INFO] [stdout] f0cca453c6043488e29bf4623a9268e39d61b0d55b1ad47b983817fea732b932