[INFO] crate layer-system 0.1.2 is already in cache
[INFO] extracting crate layer-system 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/layer-system/0.1.2
[INFO] extracting crate layer-system 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/layer-system/0.1.2
[INFO] validating manifest of layer-system-0.1.2 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 layer-system-0.1.2 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 layer-system-0.1.2
[INFO] finished frobbing layer-system-0.1.2
[INFO] frobbed toml for layer-system-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/layer-system/0.1.2/Cargo.toml
[INFO] started frobbing layer-system-0.1.2
[INFO] finished frobbing layer-system-0.1.2
[INFO] frobbed toml for layer-system-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/layer-system/0.1.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 layer-system-0.1.2 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-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/layer-system/0.1.2:/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] 0a837180b94999c6dbf9467835b701ee8b7b3393721c2c4caed62a502ec31157
[INFO] running `"docker" "start" "-a" "0a837180b94999c6dbf9467835b701ee8b7b3393721c2c4caed62a502ec31157"`
[INFO] [stderr]    Compiling layer-system v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `"docker" "inspect" "0a837180b94999c6dbf9467835b701ee8b7b3393721c2c4caed62a502ec31157"`
[INFO] running `"docker" "rm" "-f" "0a837180b94999c6dbf9467835b701ee8b7b3393721c2c4caed62a502ec31157"`
[INFO] [stdout] 0a837180b94999c6dbf9467835b701ee8b7b3393721c2c4caed62a502ec31157
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/layer-system/0.1.2:/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] e373b290268738c51b1f5170c839dc825a417f4c8934e07a3754469cbfd08c2e
[INFO] running `"docker" "start" "-a" "e373b290268738c51b1f5170c839dc825a417f4c8934e07a3754469cbfd08c2e"`
[INFO] [stderr]    Compiling layer-system v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> tests/example.rs:18:34
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn passive_update(&mut self, state: &mut State, event: &Event) {
[INFO] [stderr]    |                                  ^^^^^ help: consider prefixing with an underscore: `_state`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> tests/example.rs:25:26
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn update(&mut self, state: &mut State, event: &Event) -> Change<State, Event> {
[INFO] [stderr]    |                          ^^^^^ help: consider prefixing with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> tests/example.rs:63:34
[INFO] [stderr]    |
[INFO] [stderr] 63 |     fn passive_update(&mut self, state: &mut State, event: &Event) {
[INFO] [stderr]    |                                  ^^^^^ help: consider prefixing with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> tests/example.rs:70:26
[INFO] [stderr]    |
[INFO] [stderr] 70 |     fn update(&mut self, state: &mut State, event: &Event) -> Change<State, Event> {
[INFO] [stderr]    |                          ^^^^^ help: consider prefixing with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> tests/example.rs:96:34
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn passive_update(&mut self, state: &mut State, event: &Event) {
[INFO] [stderr]    |                                  ^^^^^ help: consider prefixing with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> tests/example.rs:103:26
[INFO] [stderr]     |
[INFO] [stderr] 103 |     fn update(&mut self, state: &mut State, event: &Event) -> Change<State, Event> {
[INFO] [stderr]     |                          ^^^^^ help: consider prefixing with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Click`
[INFO] [stderr]  --> tests/example.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     Click(u16, u16), // generated by click
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Quit`
[INFO] [stderr]  --> tests/example.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     Quit, // genreated by try to close window
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "e373b290268738c51b1f5170c839dc825a417f4c8934e07a3754469cbfd08c2e"`
[INFO] running `"docker" "rm" "-f" "e373b290268738c51b1f5170c839dc825a417f4c8934e07a3754469cbfd08c2e"`
[INFO] [stdout] e373b290268738c51b1f5170c839dc825a417f4c8934e07a3754469cbfd08c2e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/layer-system/0.1.2:/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] 94ac0a4340646882bb238d0b62f734640169f99a3fc5a65fe7648200b485f307
[INFO] running `"docker" "start" "-a" "94ac0a4340646882bb238d0b62f734640169f99a3fc5a65fe7648200b485f307"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/layer_system-760519d3835f9291
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/example-c20615b14d8b27d6
[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] [stderr]    Doc-tests layer-system
[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" "94ac0a4340646882bb238d0b62f734640169f99a3fc5a65fe7648200b485f307"`
[INFO] running `"docker" "rm" "-f" "94ac0a4340646882bb238d0b62f734640169f99a3fc5a65fe7648200b485f307"`
[INFO] [stdout] 94ac0a4340646882bb238d0b62f734640169f99a3fc5a65fe7648200b485f307