[INFO] updating cached repository supr/ticker-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/supr/ticker-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/supr/ticker-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/supr/ticker-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/supr/ticker-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/supr/ticker-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/supr/ticker-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/supr/ticker-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a72b04ac9d79146cd7e096b21a28d25a7fb72811
[INFO] sha for GitHub repo supr/ticker-rs: a72b04ac9d79146cd7e096b21a28d25a7fb72811
[INFO] validating manifest of supr/ticker-rs 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 supr/ticker-rs 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 supr/ticker-rs
[INFO] finished frobbing supr/ticker-rs
[INFO] frobbed toml for supr/ticker-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/supr/ticker-rs/Cargo.toml
[INFO] started frobbing supr/ticker-rs
[INFO] finished frobbing supr/ticker-rs
[INFO] frobbed toml for supr/ticker-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/supr/ticker-rs/Cargo.toml
[INFO] crate supr/ticker-rs 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 supr/ticker-rs against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/supr/ticker-rs:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] efbafc564c916f61981a454b95432c59ac85db5b56ec5e6e2cf0e386f0062eb1
[INFO] running `"docker" "start" "-a" "efbafc564c916f61981a454b95432c59ac85db5b56ec5e6e2cf0e386f0062eb1"`
[INFO] [stderr]    Compiling ticker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
[INFO] [stderr]   --> src/lib.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 |                 thread::sleep_ms(tick_on);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `tick_on`
[INFO] [stderr]  --> src/lib.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     tick_on: u32,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `sender`
[INFO] [stderr]  --> src/lib.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     sender: mpsc::Sender<()>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `"docker" "inspect" "efbafc564c916f61981a454b95432c59ac85db5b56ec5e6e2cf0e386f0062eb1"`
[INFO] running `"docker" "rm" "-f" "efbafc564c916f61981a454b95432c59ac85db5b56ec5e6e2cf0e386f0062eb1"`
[INFO] [stdout] efbafc564c916f61981a454b95432c59ac85db5b56ec5e6e2cf0e386f0062eb1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/supr/ticker-rs:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c546247a2f83a5d3dcb2f5ab47bb6311a2e2349d216fd9e903ec9c47d9abc578
[INFO] running `"docker" "start" "-a" "c546247a2f83a5d3dcb2f5ab47bb6311a2e2349d216fd9e903ec9c47d9abc578"`
[INFO] [stderr]    Compiling ticker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0599]: no method named `arm` found for type `ticker::Ticker` in the current scope
[INFO] [stderr]  --> examples/main.rs:5:7
[INFO] [stderr]   |
[INFO] [stderr] 5 |     t.arm();
[INFO] [stderr]   |       ^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: Could not compile `ticker`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
[INFO] [stderr]   --> src/lib.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 |                 thread::sleep_ms(tick_on);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `tick_on`
[INFO] [stderr]  --> src/lib.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     tick_on: u32,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `sender`
[INFO] [stderr]  --> src/lib.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     sender: mpsc::Sender<()>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "c546247a2f83a5d3dcb2f5ab47bb6311a2e2349d216fd9e903ec9c47d9abc578"`
[INFO] running `"docker" "rm" "-f" "c546247a2f83a5d3dcb2f5ab47bb6311a2e2349d216fd9e903ec9c47d9abc578"`
[INFO] [stdout] c546247a2f83a5d3dcb2f5ab47bb6311a2e2349d216fd9e903ec9c47d9abc578