Nov 29 16:14:49.011 INFO checking tomwhoiscontrary/isots against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 16:14:49.011 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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"`
Nov 29 16:14:49.508 INFO [stdout] d5c897cfd136640f0bc75bae2aef65d9dbac8201bf9812c9db6f883cf33f36da
Nov 29 16:14:49.512 INFO running `"docker" "start" "-a" "d5c897cfd136640f0bc75bae2aef65d9dbac8201bf9812c9db6f883cf33f36da"`
Nov 29 16:14:50.891 INFO [stderr] usermod: no changes
Nov 29 16:14:50.980 INFO [stderr]     Checking isots v0.1.0 (/source)
Nov 29 16:14:51.652 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 16:14:51.652 INFO [stderr]    --> src/main.rs:149:9
Nov 29 16:14:51.652 INFO [stderr]     |
Nov 29 16:14:51.652 INFO [stderr] 149 | /         write!(out,
Nov 29 16:14:51.652 INFO [stderr] 150 | |                "{}-{:02}-{:02}T{:02}:{:02}:{:02}Z",
Nov 29 16:14:51.652 INFO [stderr] 151 | |                time.year(),
Nov 29 16:14:51.652 INFO [stderr] 152 | |                time.month(),
Nov 29 16:14:51.652 INFO [stderr] ...   |
Nov 29 16:14:51.652 INFO [stderr] 155 | |                time.minute(),
Nov 29 16:14:51.652 INFO [stderr] 156 | |                time.second());
Nov 29 16:14:51.652 INFO [stderr]     | |______________________________^
Nov 29 16:14:51.652 INFO [stderr]     |
Nov 29 16:14:51.652 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 29 16:14:51.652 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 16:14:51.652 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)
Nov 29 16:14:51.652 INFO [stderr] 
Nov 29 16:14:51.652 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 16:14:51.652 INFO [stderr]    --> src/main.rs:158:9
Nov 29 16:14:51.652 INFO [stderr]     |
Nov 29 16:14:51.653 INFO [stderr] 158 | /         write!(out,
Nov 29 16:14:51.653 INFO [stderr] 159 | |                "{}-{:02}-{:02}T{:02}:{:02}:{:02}.{:0width$}Z",
Nov 29 16:14:51.653 INFO [stderr] 160 | |                time.year(),
Nov 29 16:14:51.653 INFO [stderr] 161 | |                time.month(),
Nov 29 16:14:51.653 INFO [stderr] ...   |
Nov 29 16:14:51.653 INFO [stderr] 166 | |                time.nanosecond(),
Nov 29 16:14:51.653 INFO [stderr] 167 | |                width = fractional_seconds_digits);
Nov 29 16:14:51.653 INFO [stderr]     | |__________________________________________________^
Nov 29 16:14:51.653 INFO [stderr]     |
Nov 29 16:14:51.653 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 16:14:51.653 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)
Nov 29 16:14:51.653 INFO [stderr] 
Nov 29 16:14:51.660 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 16:14:51.660 INFO [stderr]    --> src/main.rs:149:9
Nov 29 16:14:51.660 INFO [stderr]     |
Nov 29 16:14:51.660 INFO [stderr] 149 | /         write!(out,
Nov 29 16:14:51.660 INFO [stderr] 150 | |                "{}-{:02}-{:02}T{:02}:{:02}:{:02}Z",
Nov 29 16:14:51.660 INFO [stderr] 151 | |                time.year(),
Nov 29 16:14:51.660 INFO [stderr] 152 | |                time.month(),
Nov 29 16:14:51.660 INFO [stderr] ...   |
Nov 29 16:14:51.660 INFO [stderr] 155 | |                time.minute(),
Nov 29 16:14:51.660 INFO [stderr] 156 | |                time.second());
Nov 29 16:14:51.660 INFO [stderr]     | |______________________________^
Nov 29 16:14:51.660 INFO [stderr]     |
Nov 29 16:14:51.660 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 29 16:14:51.660 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 16:14:51.660 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)
Nov 29 16:14:51.660 INFO [stderr] 
Nov 29 16:14:51.660 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 16:14:51.660 INFO [stderr]    --> src/main.rs:158:9
Nov 29 16:14:51.660 INFO [stderr]     |
Nov 29 16:14:51.660 INFO [stderr] 158 | /         write!(out,
Nov 29 16:14:51.660 INFO [stderr] 159 | |                "{}-{:02}-{:02}T{:02}:{:02}:{:02}.{:0width$}Z",
Nov 29 16:14:51.661 INFO [stderr] 160 | |                time.year(),
Nov 29 16:14:51.661 INFO [stderr] 161 | |                time.month(),
Nov 29 16:14:51.661 INFO [stderr] ...   |
Nov 29 16:14:51.661 INFO [stderr] 166 | |                time.nanosecond(),
Nov 29 16:14:51.661 INFO [stderr] 167 | |                width = fractional_seconds_digits);
Nov 29 16:14:51.661 INFO [stderr]     | |__________________________________________________^
Nov 29 16:14:51.661 INFO [stderr]     |
Nov 29 16:14:51.661 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 16:14:51.661 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)
Nov 29 16:14:51.661 INFO [stderr] 
Nov 29 16:14:51.700 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
Nov 29 16:14:51.708 INFO [stderr] su: No module specific data is present
Nov 29 16:14:53.115 INFO running `"docker" "inspect" "d5c897cfd136640f0bc75bae2aef65d9dbac8201bf9812c9db6f883cf33f36da"`
Nov 29 16:14:53.432 INFO running `"docker" "rm" "-f" "d5c897cfd136640f0bc75bae2aef65d9dbac8201bf9812c9db6f883cf33f36da"`
Nov 29 16:14:53.764 INFO [stdout] d5c897cfd136640f0bc75bae2aef65d9dbac8201bf9812c9db6f883cf33f36da