Dec 01 02:12:12.251 INFO checking akaze-0.1.0 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Dec 01 02:12:12.251 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-2/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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"`
Dec 01 02:12:12.844 INFO [stdout] 309fca4ef6d00f87b0f751fc2b3530c1defa1305f5da0305cdb4464e4767897f
Dec 01 02:12:12.905 INFO running `"docker" "start" "-a" "309fca4ef6d00f87b0f751fc2b3530c1defa1305f5da0305cdb4464e4767897f"`
Dec 01 02:12:14.159 INFO [stderr] usermod: no changes
Dec 01 02:12:14.208 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Dec 01 02:12:14.520 INFO [stderr]    Compiling rustfmt v0.10.0
Dec 01 02:12:14.576 INFO [stderr]     Checking strings v0.1.1
Dec 01 02:12:14.576 INFO [stderr]     Checking primal-check v0.2.3
Dec 01 02:12:14.587 INFO [stderr]     Checking serde v1.0.80
Dec 01 02:12:16.589 INFO [stderr]     Checking primal v0.2.3
Dec 01 02:12:26.060 INFO [stderr]     Checking syntex_pos v0.59.1
Dec 01 02:12:26.068 INFO [stderr]     Checking serde_json v1.0.33
Dec 01 02:12:26.068 INFO [stderr]     Checking extprim v1.6.0
Dec 01 02:12:26.069 INFO [stderr]     Checking toml v0.4.9
Dec 01 02:12:26.069 INFO [stderr]     Checking serde_cbor v0.9.0
Dec 01 02:12:33.514 INFO [stderr]     Checking syntex_errors v0.59.1
Dec 01 02:12:40.066 INFO [stderr]     Checking syntex_syntax v0.59.1
Dec 01 02:13:08.854 INFO [stderr]     Checking akaze v0.1.0 (/source)
Dec 01 02:13:20.311 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 01 02:13:20.311 INFO [stderr]    --> src/types/evolution.rs:164:5
Dec 01 02:13:20.316 INFO [stderr]     |
Dec 01 02:13:20.316 INFO [stderr] 164 |     write!(to_write, "{}{:05}.png", path_label, idx);
Dec 01 02:13:20.316 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 02:13:20.316 INFO [stderr]     |
Dec 01 02:13:20.316 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 01 02:13:20.316 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 02:13:20.316 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 01 02:13:20.316 INFO [stderr] 
Dec 01 02:13:21.388 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 01 02:13:21.388 INFO [stderr]    --> src/types/evolution.rs:164:5
Dec 01 02:13:21.388 INFO [stderr]     |
Dec 01 02:13:21.388 INFO [stderr] 164 |     write!(to_write, "{}{:05}.png", path_label, idx);
Dec 01 02:13:21.389 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 02:13:21.392 INFO [stderr]     |
Dec 01 02:13:21.392 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 01 02:13:21.392 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 02:13:21.392 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 01 02:13:21.392 INFO [stderr] 
Dec 01 02:13:51.048 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 36s
Dec 01 02:13:51.056 INFO [stderr] su: No module specific data is present
Dec 01 02:13:51.430 INFO running `"docker" "inspect" "309fca4ef6d00f87b0f751fc2b3530c1defa1305f5da0305cdb4464e4767897f"`
Dec 01 02:13:51.626 INFO running `"docker" "rm" "-f" "309fca4ef6d00f87b0f751fc2b3530c1defa1305f5da0305cdb4464e4767897f"`
Dec 01 02:13:51.940 INFO [stdout] 309fca4ef6d00f87b0f751fc2b3530c1defa1305f5da0305cdb4464e4767897f