[INFO] updating cached repository mbuffa/hellorust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mbuffa/hellorust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mbuffa/hellorust" "work/ex/beta-1.38-1/sources/1.37.0/gh/mbuffa/hellorust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mbuffa/hellorust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mbuffa/hellorust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mbuffa/hellorust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mbuffa/hellorust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3b1d685e7018b870560ab5cd67685e4af9b6db80
[INFO] sha for GitHub repo mbuffa/hellorust: 3b1d685e7018b870560ab5cd67685e4af9b6db80
[INFO] validating manifest of mbuffa/hellorust 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 mbuffa/hellorust 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 mbuffa/hellorust
[INFO] finished frobbing mbuffa/hellorust
[INFO] frobbed toml for mbuffa/hellorust written to work/ex/beta-1.38-1/sources/1.37.0/gh/mbuffa/hellorust/Cargo.toml
[INFO] started frobbing mbuffa/hellorust
[INFO] finished frobbing mbuffa/hellorust
[INFO] frobbed toml for mbuffa/hellorust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mbuffa/hellorust/Cargo.toml
[INFO] crate mbuffa/hellorust 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 mbuffa/hellorust 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/mbuffa/hellorust:/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] dc0c5388b421a10de44deaf9dd4092fef8807c2ce0ff8d19bdde68a7aae326bb
[INFO] running `"docker" "start" "-a" "dc0c5388b421a10de44deaf9dd4092fef8807c2ce0ff8d19bdde68a7aae326bb"`
[INFO] [stderr]    Compiling hellorust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/app/states/initializing.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn on_enter(ctx: &mut AppContext) {
[INFO] [stderr]    |                 ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/app/states/initializing.rs:15:17
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn on_leave(ctx: &mut AppContext) {
[INFO] [stderr]    |                 ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/app/states/playing.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn on_enter(ctx: &mut AppContext) {
[INFO] [stderr]    |                 ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/app/states/playing.rs:15:17
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn on_leave(ctx: &mut AppContext) {
[INFO] [stderr]    |                 ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "dc0c5388b421a10de44deaf9dd4092fef8807c2ce0ff8d19bdde68a7aae326bb"`
[INFO] running `"docker" "rm" "-f" "dc0c5388b421a10de44deaf9dd4092fef8807c2ce0ff8d19bdde68a7aae326bb"`
[INFO] [stdout] dc0c5388b421a10de44deaf9dd4092fef8807c2ce0ff8d19bdde68a7aae326bb
[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/mbuffa/hellorust:/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] 5e03b0fee97020b1423e9a50c8abc698c9e8d8f7b1853f6acb4f6f62325dc0c3
[INFO] running `"docker" "start" "-a" "5e03b0fee97020b1423e9a50c8abc698c9e8d8f7b1853f6acb4f6f62325dc0c3"`
[INFO] [stderr]    Compiling hellorust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/app/states/initializing.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn on_enter(ctx: &mut AppContext) {
[INFO] [stderr]    |                 ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/app/states/initializing.rs:15:17
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn on_leave(ctx: &mut AppContext) {
[INFO] [stderr]    |                 ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/app/states/playing.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn on_enter(ctx: &mut AppContext) {
[INFO] [stderr]    |                 ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/app/states/playing.rs:15:17
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn on_leave(ctx: &mut AppContext) {
[INFO] [stderr]    |                 ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "5e03b0fee97020b1423e9a50c8abc698c9e8d8f7b1853f6acb4f6f62325dc0c3"`
[INFO] running `"docker" "rm" "-f" "5e03b0fee97020b1423e9a50c8abc698c9e8d8f7b1853f6acb4f6f62325dc0c3"`
[INFO] [stdout] 5e03b0fee97020b1423e9a50c8abc698c9e8d8f7b1853f6acb4f6f62325dc0c3
[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/mbuffa/hellorust:/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] 72c2a4fb57f926abc358f834175cb5daba913fa5d61be54511d3b4e702579c63
[INFO] running `"docker" "start" "-a" "72c2a4fb57f926abc358f834175cb5daba913fa5d61be54511d3b4e702579c63"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hellorust-677c04ccada22785
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "72c2a4fb57f926abc358f834175cb5daba913fa5d61be54511d3b4e702579c63"`
[INFO] running `"docker" "rm" "-f" "72c2a4fb57f926abc358f834175cb5daba913fa5d61be54511d3b4e702579c63"`
[INFO] [stdout] 72c2a4fb57f926abc358f834175cb5daba913fa5d61be54511d3b4e702579c63