[INFO] cloning repository dermesser/numerical-oscillator
[INFO] running `"git" "clone" "--bare" "git://github.com/dermesser/numerical-oscillator.git" "work/cache/sources/gh/dermesser/numerical-oscillator"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/dermesser/numerical-oscillator'...
[INFO] running `"git" "clone" "work/cache/sources/gh/dermesser/numerical-oscillator" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/dermesser/numerical-oscillator"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/dermesser/numerical-oscillator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dermesser/numerical-oscillator" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/dermesser/numerical-oscillator"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/dermesser/numerical-oscillator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 492fd41ab11bbd71130d345fcb9cb81d06154086
[INFO] sha for GitHub repo dermesser/numerical-oscillator: 492fd41ab11bbd71130d345fcb9cb81d06154086
[INFO] validating manifest of dermesser/numerical-oscillator on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dermesser/numerical-oscillator on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dermesser/numerical-oscillator
[INFO] finished frobbing dermesser/numerical-oscillator
[INFO] frobbed toml for dermesser/numerical-oscillator written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/dermesser/numerical-oscillator/Cargo.toml
[INFO] started frobbing dermesser/numerical-oscillator
[INFO] finished frobbing dermesser/numerical-oscillator
[INFO] frobbed toml for dermesser/numerical-oscillator written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/dermesser/numerical-oscillator/Cargo.toml
[INFO] crate dermesser/numerical-oscillator already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gnuplot v0.0.27
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] testing dermesser/numerical-oscillator against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/dermesser/numerical-oscillator:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 20d7a805ec06e34c4205140ccb17e1c47f85ed35729d8a9cb7f8498121faae8a
[INFO] running `"docker" "start" "-a" "20d7a805ec06e34c4205140ccb17e1c47f85ed35729d8a9cb7f8498121faae8a"`
[INFO] [stderr]    Compiling gnuplot v0.0.27
[INFO] [stderr]    Compiling numerical v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:287:9
[INFO] [stderr]     |
[INFO] [stderr] 287 |         io::stdout().flush();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.03s
[INFO] running `"docker" "inspect" "20d7a805ec06e34c4205140ccb17e1c47f85ed35729d8a9cb7f8498121faae8a"`
[INFO] running `"docker" "rm" "-f" "20d7a805ec06e34c4205140ccb17e1c47f85ed35729d8a9cb7f8498121faae8a"`
[INFO] [stdout] 20d7a805ec06e34c4205140ccb17e1c47f85ed35729d8a9cb7f8498121faae8a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/dermesser/numerical-oscillator:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 770dfd839921c9bf701245975aa89fc65f5ba74480d510995a403c1d284e482c
[INFO] running `"docker" "start" "-a" "770dfd839921c9bf701245975aa89fc65f5ba74480d510995a403c1d284e482c"`
[INFO] [stderr]    Compiling numerical v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:287:9
[INFO] [stderr]     |
[INFO] [stderr] 287 |         io::stdout().flush();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "770dfd839921c9bf701245975aa89fc65f5ba74480d510995a403c1d284e482c"`
[INFO] running `"docker" "rm" "-f" "770dfd839921c9bf701245975aa89fc65f5ba74480d510995a403c1d284e482c"`
[INFO] [stdout] 770dfd839921c9bf701245975aa89fc65f5ba74480d510995a403c1d284e482c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/dermesser/numerical-oscillator:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] fb92db7ad66c2527abbdf03fe9b623d745ba7b0d13c6ef4390e0d939d3f9ff8b
[INFO] running `"docker" "start" "-a" "fb92db7ad66c2527abbdf03fe9b623d745ba7b0d13c6ef4390e0d939d3f9ff8b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/numerical-81b4b9e65fa77643
[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" "fb92db7ad66c2527abbdf03fe9b623d745ba7b0d13c6ef4390e0d939d3f9ff8b"`
[INFO] running `"docker" "rm" "-f" "fb92db7ad66c2527abbdf03fe9b623d745ba7b0d13c6ef4390e0d939d3f9ff8b"`
[INFO] [stdout] fb92db7ad66c2527abbdf03fe9b623d745ba7b0d13c6ef4390e0d939d3f9ff8b