[INFO] crate waterrower 0.1.0 is already in cache
[INFO] extracting crate waterrower 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/waterrower/0.1.0
[INFO] extracting crate waterrower 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/waterrower/0.1.0
[INFO] validating manifest of waterrower-0.1.0 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 waterrower-0.1.0 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 waterrower-0.1.0
[INFO] finished frobbing waterrower-0.1.0
[INFO] frobbed toml for waterrower-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/waterrower/0.1.0/Cargo.toml
[INFO] started frobbing waterrower-0.1.0
[INFO] finished frobbing waterrower-0.1.0
[INFO] frobbed toml for waterrower-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/waterrower/0.1.0/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing waterrower-0.1.0 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/waterrower/0.1.0:/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] 50e3f2aa215b623de2688827eaa3244daf076089d3a921ed94e51fed602335ac
[INFO] running `"docker" "start" "-a" "50e3f2aa215b623de2688827eaa3244daf076089d3a921ed94e51fed602335ac"`
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling serial v0.3.4
[INFO] [stderr]    Compiling waterrower v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::str;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_BOOL_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:13:47
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::sync::atomic::{AtomicBool, Ordering, ATOMIC_BOOL_INIT};
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_BOOL_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:17:31
[INFO] [stderr]    |
[INFO] [stderr] 17 | static EXIT_NOW: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicBool::new(false)`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `serialtx`
[INFO] [stderr]   --> src/main.rs:33:10
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let (serialtx, serialrx) = mpsc::channel();
[INFO] [stderr]    |          ^^^^^^^^ help: consider prefixing with an underscore: `_serialtx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:27:14
[INFO] [stderr]    |
[INFO] [stderr] 27 |     unsafe { signal::sigaction(signal::SIGINT, &sig_action); }
[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] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:28:14
[INFO] [stderr]    |
[INFO] [stderr] 28 |     unsafe { signal::sigaction(signal::SIGTERM, &sig_action); }
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[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 2.83s
[INFO] running `"docker" "inspect" "50e3f2aa215b623de2688827eaa3244daf076089d3a921ed94e51fed602335ac"`
[INFO] running `"docker" "rm" "-f" "50e3f2aa215b623de2688827eaa3244daf076089d3a921ed94e51fed602335ac"`
[INFO] [stdout] 50e3f2aa215b623de2688827eaa3244daf076089d3a921ed94e51fed602335ac
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/waterrower/0.1.0:/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] 608235054bedf8855436068ab21ddea1b23c3021142161586fcdf71aa5dcc1bf
[INFO] running `"docker" "start" "-a" "608235054bedf8855436068ab21ddea1b23c3021142161586fcdf71aa5dcc1bf"`
[INFO] [stderr]    Compiling waterrower v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::str;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_BOOL_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:13:47
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::sync::atomic::{AtomicBool, Ordering, ATOMIC_BOOL_INIT};
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_BOOL_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:17:31
[INFO] [stderr]    |
[INFO] [stderr] 17 | static EXIT_NOW: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicBool::new(false)`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `serialtx`
[INFO] [stderr]   --> src/main.rs:33:10
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let (serialtx, serialrx) = mpsc::channel();
[INFO] [stderr]    |          ^^^^^^^^ help: consider prefixing with an underscore: `_serialtx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:27:14
[INFO] [stderr]    |
[INFO] [stderr] 27 |     unsafe { signal::sigaction(signal::SIGINT, &sig_action); }
[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] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:28:14
[INFO] [stderr]    |
[INFO] [stderr] 28 |     unsafe { signal::sigaction(signal::SIGTERM, &sig_action); }
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[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 0.46s
[INFO] running `"docker" "inspect" "608235054bedf8855436068ab21ddea1b23c3021142161586fcdf71aa5dcc1bf"`
[INFO] running `"docker" "rm" "-f" "608235054bedf8855436068ab21ddea1b23c3021142161586fcdf71aa5dcc1bf"`
[INFO] [stdout] 608235054bedf8855436068ab21ddea1b23c3021142161586fcdf71aa5dcc1bf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/waterrower/0.1.0:/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"`
[INFO] [stdout] 2165516e4dcb79285696ec7bd03fcae37703879b30d494c4c0f688f412b8f266
[INFO] running `"docker" "start" "-a" "2165516e4dcb79285696ec7bd03fcae37703879b30d494c4c0f688f412b8f266"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/waterrower-a873300f372e0fa3
[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" "2165516e4dcb79285696ec7bd03fcae37703879b30d494c4c0f688f412b8f266"`
[INFO] running `"docker" "rm" "-f" "2165516e4dcb79285696ec7bd03fcae37703879b30d494c4c0f688f412b8f266"`
[INFO] [stdout] 2165516e4dcb79285696ec7bd03fcae37703879b30d494c4c0f688f412b8f266