[INFO] updating cached repository chanmix51/url_keeper
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/chanmix51/url_keeper
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/chanmix51/url_keeper" "work/ex/beta-1.37-6/sources/1.36.0/gh/chanmix51/url_keeper"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/chanmix51/url_keeper'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/chanmix51/url_keeper" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chanmix51/url_keeper"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chanmix51/url_keeper'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ca6f6d371c39bd98375b5cce8d6f5a92a70f45ce
[INFO] sha for GitHub repo chanmix51/url_keeper: ca6f6d371c39bd98375b5cce8d6f5a92a70f45ce
[INFO] validating manifest of chanmix51/url_keeper 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 chanmix51/url_keeper 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 chanmix51/url_keeper
[INFO] finished frobbing chanmix51/url_keeper
[INFO] frobbed toml for chanmix51/url_keeper written to work/ex/beta-1.37-6/sources/1.36.0/gh/chanmix51/url_keeper/Cargo.toml
[INFO] started frobbing chanmix51/url_keeper
[INFO] finished frobbing chanmix51/url_keeper
[INFO] frobbed toml for chanmix51/url_keeper written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chanmix51/url_keeper/Cargo.toml
[INFO] crate chanmix51/url_keeper 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 chanmix51/url_keeper 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-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/chanmix51/url_keeper:/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] 4ddc0a716ccd2b0c178899f7c061f94fa05bf653d7a9935160c24f8f4f63ef74
[INFO] running `"docker" "start" "-a" "4ddc0a716ccd2b0c178899f7c061f94fa05bf653d7a9935160c24f8f4f63ef74"`
[INFO] [stderr]    Compiling structopt-derive v0.2.17
[INFO] [stderr]    Compiling serde_yaml v0.8.9
[INFO] [stderr]    Compiling structopt v0.2.17
[INFO] [stderr]    Compiling url_keeper v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use] extern crate structopt;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/main.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let config = match ConfigFile::from_file(clo.config_file.as_str()) {
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_config`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.02s
[INFO] running `"docker" "inspect" "4ddc0a716ccd2b0c178899f7c061f94fa05bf653d7a9935160c24f8f4f63ef74"`
[INFO] running `"docker" "rm" "-f" "4ddc0a716ccd2b0c178899f7c061f94fa05bf653d7a9935160c24f8f4f63ef74"`
[INFO] [stdout] 4ddc0a716ccd2b0c178899f7c061f94fa05bf653d7a9935160c24f8f4f63ef74
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/chanmix51/url_keeper:/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] 62b600a27b2799a85318de280ff3006bad26d108c1b42232f8a06c5ed23126b0
[INFO] running `"docker" "start" "-a" "62b600a27b2799a85318de280ff3006bad26d108c1b42232f8a06c5ed23126b0"`
[INFO] [stderr]    Compiling url_keeper v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use] extern crate structopt;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/main.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let config = match ConfigFile::from_file(clo.config_file.as_str()) {
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_config`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `"docker" "inspect" "62b600a27b2799a85318de280ff3006bad26d108c1b42232f8a06c5ed23126b0"`
[INFO] running `"docker" "rm" "-f" "62b600a27b2799a85318de280ff3006bad26d108c1b42232f8a06c5ed23126b0"`
[INFO] [stdout] 62b600a27b2799a85318de280ff3006bad26d108c1b42232f8a06c5ed23126b0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/chanmix51/url_keeper:/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] 95e1b4eb37fb4644f5eec0a419357cdb812e252f7deccf417eae205e1bce8d3e
[INFO] running `"docker" "start" "-a" "95e1b4eb37fb4644f5eec0a419357cdb812e252f7deccf417eae205e1bce8d3e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/url_keeper-48bc1172e8518917
[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" "95e1b4eb37fb4644f5eec0a419357cdb812e252f7deccf417eae205e1bce8d3e"`
[INFO] running `"docker" "rm" "-f" "95e1b4eb37fb4644f5eec0a419357cdb812e252f7deccf417eae205e1bce8d3e"`
[INFO] [stdout] 95e1b4eb37fb4644f5eec0a419357cdb812e252f7deccf417eae205e1bce8d3e