[INFO] updating cached repository wcauchois/wheel
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/wcauchois/wheel
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/wcauchois/wheel" "work/ex/beta-1.38-1/sources/1.37.0/gh/wcauchois/wheel"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/wcauchois/wheel'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wcauchois/wheel" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wcauchois/wheel"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wcauchois/wheel'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 525ffc4d04d76aa732e2e1f36946d41f821e58b3
[INFO] sha for GitHub repo wcauchois/wheel: 525ffc4d04d76aa732e2e1f36946d41f821e58b3
[INFO] validating manifest of wcauchois/wheel on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wcauchois/wheel on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wcauchois/wheel
[INFO] finished frobbing wcauchois/wheel
[INFO] frobbed toml for wcauchois/wheel written to work/ex/beta-1.38-1/sources/1.37.0/gh/wcauchois/wheel/Cargo.toml
[INFO] started frobbing wcauchois/wheel
[INFO] finished frobbing wcauchois/wheel
[INFO] frobbed toml for wcauchois/wheel written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wcauchois/wheel/Cargo.toml
[INFO] crate wcauchois/wheel already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing wcauchois/wheel against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wcauchois/wheel:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] a10fb8d637c5650bbf591fcb59417c66d109e9f490a9b7a731a4a017d803e161
[INFO] running `"docker" "start" "-a" "a10fb8d637c5650bbf591fcb59417c66d109e9f490a9b7a731a4a017d803e161"`
[INFO] [stderr]    Compiling wheel v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> src/main.rs:79:53
[INFO] [stderr]    |
[INFO] [stderr] 79 |                             let value = &value[1..].trim_left();
[INFO] [stderr]    |                                                     ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/main.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     println!("{}", Green.paint(format!("Listening on port {}", port)));
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `listener`
[INFO] [stderr]   --> src/main.rs:98:9
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let listener = TcpListener::bind(
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_listener`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `"docker" "inspect" "a10fb8d637c5650bbf591fcb59417c66d109e9f490a9b7a731a4a017d803e161"`
[INFO] running `"docker" "rm" "-f" "a10fb8d637c5650bbf591fcb59417c66d109e9f490a9b7a731a4a017d803e161"`
[INFO] [stdout] a10fb8d637c5650bbf591fcb59417c66d109e9f490a9b7a731a4a017d803e161
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wcauchois/wheel:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] f2a2826ee7c1416a384b689a08299202e089fbe0c403c552d6eed155e017e629
[INFO] running `"docker" "start" "-a" "f2a2826ee7c1416a384b689a08299202e089fbe0c403c552d6eed155e017e629"`
[INFO] [stderr]    Compiling wheel v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> src/main.rs:79:53
[INFO] [stderr]    |
[INFO] [stderr] 79 |                             let value = &value[1..].trim_left();
[INFO] [stderr]    |                                                     ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/main.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     println!("{}", Green.paint(format!("Listening on port {}", port)));
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `listener`
[INFO] [stderr]   --> src/main.rs:98:9
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let listener = TcpListener::bind(
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_listener`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "f2a2826ee7c1416a384b689a08299202e089fbe0c403c552d6eed155e017e629"`
[INFO] running `"docker" "rm" "-f" "f2a2826ee7c1416a384b689a08299202e089fbe0c403c552d6eed155e017e629"`
[INFO] [stdout] f2a2826ee7c1416a384b689a08299202e089fbe0c403c552d6eed155e017e629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wcauchois/wheel:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 16bc3cd27287f984522c3d5f568ec7d105d9e5343b131d1f058592998ac605e9
[INFO] running `"docker" "start" "-a" "16bc3cd27287f984522c3d5f568ec7d105d9e5343b131d1f058592998ac605e9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/wheel-81dc6dbbc63b4793
[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" "16bc3cd27287f984522c3d5f568ec7d105d9e5343b131d1f058592998ac605e9"`
[INFO] running `"docker" "rm" "-f" "16bc3cd27287f984522c3d5f568ec7d105d9e5343b131d1f058592998ac605e9"`
[INFO] [stdout] 16bc3cd27287f984522c3d5f568ec7d105d9e5343b131d1f058592998ac605e9