Dec 12 13:40:51.217 INFO checking grad-0.1.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 13:40:51.217 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 13:40:51.538 INFO [stdout] 987c64f3ed1ec6c1d4f5dad24221da90abc441ef298d55c15988103a734656ed
Dec 12 13:40:51.544 INFO running `"docker" "start" "-a" "987c64f3ed1ec6c1d4f5dad24221da90abc441ef298d55c15988103a734656ed"`
Dec 12 13:40:52.500 INFO [stderr] usermod: no changes
Dec 12 13:40:52.868 INFO [stderr]    Compiling headers-derive v0.0.1
Dec 12 13:40:52.880 INFO [stderr]     Checking headers-core v0.0.1
Dec 12 13:40:52.880 INFO [stderr]     Checking tungstenite v0.6.1
Dec 12 13:40:56.621 INFO [stderr]     Checking headers-ext v0.0.3
Dec 12 13:40:59.386 INFO [stderr]     Checking warp v0.1.9
Dec 12 13:41:09.163 INFO [stderr]     Checking grad v0.1.0 (/source)
Dec 12 13:41:20.250 INFO [stderr] warning: use of deprecated item 'warp::index': renamed to warp::path::end
Dec 12 13:41:20.250 INFO [stderr]   --> src/main.rs:26:16
Dec 12 13:41:20.250 INFO [stderr]    |
Dec 12 13:41:20.251 INFO [stderr] 26 |     let root = warp::index().map(|| {
Dec 12 13:41:20.251 INFO [stderr]    |                ^^^^^^^^^^^
Dec 12 13:41:20.251 INFO [stderr]    |
Dec 12 13:41:20.252 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 12 13:41:20.252 INFO [stderr] 
Dec 12 13:41:20.381 INFO [stderr] warning: use of deprecated item 'warp::index': renamed to warp::path::end
Dec 12 13:41:20.381 INFO [stderr]   --> src/main.rs:26:16
Dec 12 13:41:20.382 INFO [stderr]    |
Dec 12 13:41:20.382 INFO [stderr] 26 |     let root = warp::index().map(|| {
Dec 12 13:41:20.382 INFO [stderr]    |                ^^^^^^^^^^^
Dec 12 13:41:20.382 INFO [stderr]    |
Dec 12 13:41:20.383 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 12 13:41:20.383 INFO [stderr] 
Dec 12 13:41:20.961 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 13:41:20.961 INFO [stderr]   --> src/main.rs:54:3
Dec 12 13:41:20.962 INFO [stderr]    |
Dec 12 13:41:20.962 INFO [stderr] 54 |   write!(&mut s, "{} series, {} values\n", state.series.keys().count(), state.counter);
Dec 12 13:41:20.962 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 13:41:20.963 INFO [stderr]    |
Dec 12 13:41:20.963 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 13:41:20.963 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 13:41:20.964 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 13:41:20.964 INFO [stderr] 
Dec 12 13:41:20.964 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 13:41:20.965 INFO [stderr]   --> src/main.rs:57:7
Dec 12 13:41:20.965 INFO [stderr]    |
Dec 12 13:41:20.965 INFO [stderr] 57 |       write!(&mut s, "\n{}[{}]: {:?}", key, count, metric_type);
Dec 12 13:41:20.965 INFO [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 13:41:20.966 INFO [stderr]    |
Dec 12 13:41:20.966 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 13:41:20.966 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 13:41:20.967 INFO [stderr] 
Dec 12 13:41:20.967 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 13:41:20.967 INFO [stderr]   --> src/main.rs:59:9
Dec 12 13:41:20.968 INFO [stderr]    |
Dec 12 13:41:20.968 INFO [stderr] 59 |         write!(&mut s, ", {}={}", tag.key, tag.value);
Dec 12 13:41:20.968 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 13:41:20.968 INFO [stderr]    |
Dec 12 13:41:20.969 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 13:41:20.969 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 13:41:20.969 INFO [stderr] 
Dec 12 13:41:21.123 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 13:41:21.123 INFO [stderr]   --> src/main.rs:54:3
Dec 12 13:41:21.123 INFO [stderr]    |
Dec 12 13:41:21.124 INFO [stderr] 54 |   write!(&mut s, "{} series, {} values\n", state.series.keys().count(), state.counter);
Dec 12 13:41:21.124 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 13:41:21.124 INFO [stderr]    |
Dec 12 13:41:21.124 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 13:41:21.125 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 13:41:21.125 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 13:41:21.125 INFO [stderr] 
Dec 12 13:41:21.126 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 13:41:21.126 INFO [stderr]   --> src/main.rs:57:7
Dec 12 13:41:21.126 INFO [stderr]    |
Dec 12 13:41:21.127 INFO [stderr] 57 |       write!(&mut s, "\n{}[{}]: {:?}", key, count, metric_type);
Dec 12 13:41:21.127 INFO [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 13:41:21.127 INFO [stderr]    |
Dec 12 13:41:21.127 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 13:41:21.128 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 13:41:21.128 INFO [stderr] 
Dec 12 13:41:21.128 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 13:41:21.129 INFO [stderr]   --> src/main.rs:59:9
Dec 12 13:41:21.129 INFO [stderr]    |
Dec 12 13:41:21.129 INFO [stderr] 59 |         write!(&mut s, ", {}={}", tag.key, tag.value);
Dec 12 13:41:21.129 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 13:41:21.130 INFO [stderr]    |
Dec 12 13:41:21.130 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 13:41:21.130 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 13:41:21.131 INFO [stderr] 
Dec 12 13:41:21.158 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.64s
Dec 12 13:41:21.172 INFO [stderr] su: No module specific data is present
Dec 12 13:41:21.499 INFO running `"docker" "inspect" "987c64f3ed1ec6c1d4f5dad24221da90abc441ef298d55c15988103a734656ed"`
Dec 12 13:41:21.631 INFO running `"docker" "rm" "-f" "987c64f3ed1ec6c1d4f5dad24221da90abc441ef298d55c15988103a734656ed"`
Dec 12 13:41:21.752 INFO [stdout] 987c64f3ed1ec6c1d4f5dad24221da90abc441ef298d55c15988103a734656ed