Dec 18 06:41:30.299 INFO checking LouisBrunner/rusty-ports against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 06:41:30.299 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/LouisBrunner/rusty-ports:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 06:41:30.781 INFO [stdout] 64dab83911c14fad82f3acc52ea2f493b1720f822cb3155f24b58928a33fb7aa
Dec 18 06:41:30.783 INFO running `"docker" "start" "-a" "64dab83911c14fad82f3acc52ea2f493b1720f822cb3155f24b58928a33fb7aa"`
Dec 18 06:41:33.075 INFO [stderr]    Compiling itertools v0.4.19
Dec 18 06:41:33.075 INFO [stderr]     Checking mockstream v0.0.3
Dec 18 06:41:33.085 INFO [stderr]     Checking mockers v0.12.2
Dec 18 06:41:33.087 INFO [stderr]     Checking ctrlc v3.1.1
Dec 18 06:41:35.853 INFO [stderr]    Compiling mockers_derive v0.12.2
Dec 18 06:41:41.581 INFO [stderr]     Checking rusty-ports v0.1.0 (/opt/crater/workdir)
Dec 18 06:41:42.928 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:42.928 INFO [stderr]   --> src/reporters/console.rs:25:13
Dec 18 06:41:42.929 INFO [stderr]    |
Dec 18 06:41:42.929 INFO [stderr] 25 |             writeln!(writer, "{}", msg);
Dec 18 06:41:42.929 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:42.929 INFO [stderr]    |
Dec 18 06:41:42.929 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 06:41:42.929 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:42.929 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 18 06:41:42.929 INFO [stderr] 
Dec 18 06:41:42.929 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:42.929 INFO [stderr]   --> src/reporters/console.rs:33:13
Dec 18 06:41:42.929 INFO [stderr]    |
Dec 18 06:41:42.929 INFO [stderr] 33 |             writeln!(writer, "{}", msg);
Dec 18 06:41:42.929 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:42.929 INFO [stderr]    |
Dec 18 06:41:42.929 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:42.929 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 18 06:41:42.929 INFO [stderr] 
Dec 18 06:41:42.929 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:42.929 INFO [stderr]   --> src/reporters/console.rs:45:9
Dec 18 06:41:42.929 INFO [stderr]    |
Dec 18 06:41:42.929 INFO [stderr] 45 |         write!(out, "{} ", header);
Dec 18 06:41:42.929 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:42.929 INFO [stderr]    |
Dec 18 06:41:42.929 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:42.929 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 18 06:41:42.929 INFO [stderr] 
Dec 18 06:41:42.929 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:42.929 INFO [stderr]   --> src/reporters/console.rs:67:13
Dec 18 06:41:42.929 INFO [stderr]    |
Dec 18 06:41:42.929 INFO [stderr] 67 |             writeln!(writer, "Received message:");
Dec 18 06:41:42.929 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:42.929 INFO [stderr]    |
Dec 18 06:41:42.929 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:42.929 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 18 06:41:42.929 INFO [stderr] 
Dec 18 06:41:42.929 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:42.929 INFO [stderr]   --> src/reporters/console.rs:73:17
Dec 18 06:41:42.929 INFO [stderr]    |
Dec 18 06:41:42.929 INFO [stderr] 73 |                 write!(writer, "\t");
Dec 18 06:41:42.929 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:42.929 INFO [stderr]    |
Dec 18 06:41:42.929 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:42.929 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 18 06:41:42.929 INFO [stderr] 
Dec 18 06:41:42.929 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:42.929 INFO [stderr]   --> src/reporters/console.rs:78:25
Dec 18 06:41:42.929 INFO [stderr]    |
Dec 18 06:41:42.929 INFO [stderr] 78 |                         write!(writer, " ");
Dec 18 06:41:42.929 INFO [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:42.929 INFO [stderr]    |
Dec 18 06:41:42.929 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:42.929 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 18 06:41:42.929 INFO [stderr] 
Dec 18 06:41:42.929 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:42.929 INFO [stderr]   --> src/reporters/console.rs:80:21
Dec 18 06:41:42.929 INFO [stderr]    |
Dec 18 06:41:42.929 INFO [stderr] 80 |                     write!(writer, "{:02x}", c);
Dec 18 06:41:42.929 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:42.929 INFO [stderr]    |
Dec 18 06:41:42.934 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:42.934 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 18 06:41:42.934 INFO [stderr] 
Dec 18 06:41:42.934 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:42.934 INFO [stderr]   --> src/reporters/console.rs:86:17
Dec 18 06:41:42.934 INFO [stderr]    |
Dec 18 06:41:42.934 INFO [stderr] 86 |                 write!(writer, "{} |", padding);
Dec 18 06:41:42.934 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:42.934 INFO [stderr]    |
Dec 18 06:41:42.934 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:42.934 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 18 06:41:42.934 INFO [stderr] 
Dec 18 06:41:42.934 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:42.934 INFO [stderr]   --> src/reporters/console.rs:90:21
Dec 18 06:41:42.935 INFO [stderr]    |
Dec 18 06:41:42.935 INFO [stderr] 90 |                     write!(writer, "{}", if char::is_control(cc) { '.' } else { cc });
Dec 18 06:41:42.935 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:42.935 INFO [stderr]    |
Dec 18 06:41:42.935 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:42.935 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 18 06:41:42.935 INFO [stderr] 
Dec 18 06:41:42.935 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:42.935 INFO [stderr]   --> src/reporters/console.rs:94:17
Dec 18 06:41:42.935 INFO [stderr]    |
Dec 18 06:41:42.935 INFO [stderr] 94 |                 writeln!(writer, "{}|", padding);
Dec 18 06:41:42.935 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:42.935 INFO [stderr]    |
Dec 18 06:41:42.935 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:42.935 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 18 06:41:42.935 INFO [stderr] 
Dec 18 06:41:43.092 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:43.093 INFO [stderr]   --> src/reporters/console.rs:25:13
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.093 INFO [stderr] 25 |             writeln!(writer, "{}", msg);
Dec 18 06:41:43.093 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.093 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 06:41:43.093 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:43.093 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 18 06:41:43.093 INFO [stderr] 
Dec 18 06:41:43.093 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:43.093 INFO [stderr]   --> src/reporters/console.rs:33:13
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.093 INFO [stderr] 33 |             writeln!(writer, "{}", msg);
Dec 18 06:41:43.093 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.093 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:43.093 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 18 06:41:43.093 INFO [stderr] 
Dec 18 06:41:43.093 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:43.093 INFO [stderr]   --> src/reporters/console.rs:45:9
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.093 INFO [stderr] 45 |         write!(out, "{} ", header);
Dec 18 06:41:43.093 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.093 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:43.093 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 18 06:41:43.093 INFO [stderr] 
Dec 18 06:41:43.093 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:43.093 INFO [stderr]   --> src/reporters/console.rs:67:13
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.093 INFO [stderr] 67 |             writeln!(writer, "Received message:");
Dec 18 06:41:43.093 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.093 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:43.093 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 18 06:41:43.093 INFO [stderr] 
Dec 18 06:41:43.093 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:43.093 INFO [stderr]   --> src/reporters/console.rs:73:17
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.093 INFO [stderr] 73 |                 write!(writer, "\t");
Dec 18 06:41:43.093 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.093 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:43.093 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 18 06:41:43.093 INFO [stderr] 
Dec 18 06:41:43.093 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:43.093 INFO [stderr]   --> src/reporters/console.rs:78:25
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.093 INFO [stderr] 78 |                         write!(writer, " ");
Dec 18 06:41:43.093 INFO [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.093 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:43.093 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 18 06:41:43.093 INFO [stderr] 
Dec 18 06:41:43.093 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:43.093 INFO [stderr]   --> src/reporters/console.rs:80:21
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.093 INFO [stderr] 80 |                     write!(writer, "{:02x}", c);
Dec 18 06:41:43.093 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.093 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:43.093 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 18 06:41:43.093 INFO [stderr] 
Dec 18 06:41:43.093 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:43.093 INFO [stderr]   --> src/reporters/console.rs:86:17
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.093 INFO [stderr] 86 |                 write!(writer, "{} |", padding);
Dec 18 06:41:43.093 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.093 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:43.093 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 18 06:41:43.093 INFO [stderr] 
Dec 18 06:41:43.093 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:43.093 INFO [stderr]   --> src/reporters/console.rs:90:21
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.093 INFO [stderr] 90 |                     write!(writer, "{}", if char::is_control(cc) { '.' } else { cc });
Dec 18 06:41:43.093 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.093 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:43.093 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 18 06:41:43.093 INFO [stderr] 
Dec 18 06:41:43.093 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:41:43.093 INFO [stderr]   --> src/reporters/console.rs:94:17
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.093 INFO [stderr] 94 |                 writeln!(writer, "{}|", padding);
Dec 18 06:41:43.093 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:41:43.093 INFO [stderr]    |
Dec 18 06:41:43.094 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:41:43.094 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 18 06:41:43.094 INFO [stderr] 
Dec 18 06:41:43.148 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.20s
Dec 18 06:41:44.211 INFO running `"docker" "inspect" "64dab83911c14fad82f3acc52ea2f493b1720f822cb3155f24b58928a33fb7aa"`
Dec 18 06:41:44.502 INFO running `"docker" "rm" "-f" "64dab83911c14fad82f3acc52ea2f493b1720f822cb3155f24b58928a33fb7aa"`
Dec 18 06:41:44.830 INFO [stdout] 64dab83911c14fad82f3acc52ea2f493b1720f822cb3155f24b58928a33fb7aa