Dec 11 23:16:44.712 INFO checking adambrenecki/yorick against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 23:16:44.713 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 11 23:16:45.244 INFO [stdout] b598fc0a779df2b296ac0cd506b8e0de92c5a4abfc2b3b31818a2c30d3d27194
Dec 11 23:16:45.246 INFO running `"docker" "start" "-a" "b598fc0a779df2b296ac0cd506b8e0de92c5a4abfc2b3b31818a2c30d3d27194"`
Dec 11 23:16:46.300 INFO [stderr] usermod: no changes
Dec 11 23:16:46.382 INFO [stderr]     Checking toml v0.4.5
Dec 11 23:16:48.056 INFO [stderr]     Checking yorick v0.1.0 (/source)
Dec 11 23:16:48.638 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 23:16:48.638 INFO [stderr]  --> src/main.rs:3:1
Dec 11 23:16:48.638 INFO [stderr]   |
Dec 11 23:16:48.638 INFO [stderr] 3 | #[macro_use]
Dec 11 23:16:48.638 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 23:16:48.638 INFO [stderr]   |
Dec 11 23:16:48.638 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 23:16:48.638 INFO [stderr] 
Dec 11 23:16:48.638 INFO [stderr] warning: unused import: `Write`
Dec 11 23:16:48.638 INFO [stderr]  --> src/skeleton.rs:3:40
Dec 11 23:16:48.638 INFO [stderr]   |
Dec 11 23:16:48.638 INFO [stderr] 3 | use std::io::{BufReader, Read, Result, Write};
Dec 11 23:16:48.638 INFO [stderr]   |                                        ^^^^^
Dec 11 23:16:48.638 INFO [stderr] 
Dec 11 23:16:48.638 INFO [stderr] warning: unused import: `create_dir`
Dec 11 23:16:48.638 INFO [stderr]  --> src/skeleton.rs:4:21
Dec 11 23:16:48.638 INFO [stderr]   |
Dec 11 23:16:48.638 INFO [stderr] 4 | use std::fs::{File, create_dir};
Dec 11 23:16:48.638 INFO [stderr]   |                     ^^^^^^^^^^
Dec 11 23:16:48.638 INFO [stderr] 
Dec 11 23:16:48.638 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 11 23:16:48.638 INFO [stderr]  --> src/skeleton.rs:6:5
Dec 11 23:16:48.638 INFO [stderr]   |
Dec 11 23:16:48.638 INFO [stderr] 6 | use std::collections::HashMap;
Dec 11 23:16:48.638 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 23:16:48.639 INFO [stderr] 
Dec 11 23:16:48.639 INFO [stderr] warning: unused import: `tempdir::TempDir`
Dec 11 23:16:48.639 INFO [stderr]  --> src/skeleton.rs:7:5
Dec 11 23:16:48.639 INFO [stderr]   |
Dec 11 23:16:48.639 INFO [stderr] 7 | use tempdir::TempDir;
Dec 11 23:16:48.639 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 11 23:16:48.639 INFO [stderr] 
Dec 11 23:16:48.639 INFO [stderr] warning: unused import: `Read`
Dec 11 23:16:48.639 INFO [stderr]  --> src/output.rs:2:30
Dec 11 23:16:48.639 INFO [stderr]   |
Dec 11 23:16:48.639 INFO [stderr] 2 | use std::io::{Result, Write, Read};
Dec 11 23:16:48.639 INFO [stderr]   |                              ^^^^
Dec 11 23:16:48.639 INFO [stderr] 
Dec 11 23:16:48.639 INFO [stderr] warning: unused import: `tempdir::TempDir`
Dec 11 23:16:48.639 INFO [stderr]  --> src/output.rs:4:5
Dec 11 23:16:48.639 INFO [stderr]   |
Dec 11 23:16:48.639 INFO [stderr] 4 | use tempdir::TempDir;
Dec 11 23:16:48.639 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 11 23:16:48.639 INFO [stderr] 
Dec 11 23:16:48.639 INFO [stderr] warning: unused imports: `Deserialize`, `Deserializer`, `self`
Dec 11 23:16:48.639 INFO [stderr]  --> src/config.rs:1:17
Dec 11 23:16:48.639 INFO [stderr]   |
Dec 11 23:16:48.639 INFO [stderr] 1 | use serde::de::{self, Deserialize, Deserializer};
Dec 11 23:16:48.639 INFO [stderr]   |                 ^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^
Dec 11 23:16:48.639 INFO [stderr] 
Dec 11 23:16:48.639 INFO [stderr] warning: unused import: `toml`
Dec 11 23:16:48.639 INFO [stderr]  --> src/config.rs:2:5
Dec 11 23:16:48.639 INFO [stderr]   |
Dec 11 23:16:48.639 INFO [stderr] 2 | use toml;
Dec 11 23:16:48.639 INFO [stderr]   |     ^^^^
Dec 11 23:16:48.639 INFO [stderr] 
Dec 11 23:16:48.727 INFO [stderr] warning: unused imports: `Deserialize`, `Deserializer`, `self`
Dec 11 23:16:48.727 INFO [stderr]  --> src/config.rs:1:17
Dec 11 23:16:48.727 INFO [stderr]   |
Dec 11 23:16:48.727 INFO [stderr] 1 | use serde::de::{self, Deserialize, Deserializer};
Dec 11 23:16:48.727 INFO [stderr]   |                 ^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^
Dec 11 23:16:48.727 INFO [stderr]   |
Dec 11 23:16:48.727 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 23:16:48.727 INFO [stderr] 
Dec 11 23:16:48.922 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 23:16:48.922 INFO [stderr]   --> src/main.rs:24:9
Dec 11 23:16:48.922 INFO [stderr]    |
Dec 11 23:16:48.922 INFO [stderr] 24 |         file.contents().unwrap().read(contents);
Dec 11 23:16:48.922 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 23:16:48.922 INFO [stderr]    |
Dec 11 23:16:48.922 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 23:16:48.922 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 23:16:48.922 INFO [stderr] 
Dec 11 23:16:48.922 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 23:16:48.922 INFO [stderr]   --> src/main.rs:30:5
Dec 11 23:16:48.922 INFO [stderr]    |
Dec 11 23:16:48.922 INFO [stderr] 30 |     writer.write(b"Hello!");
Dec 11 23:16:48.922 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 23:16:48.922 INFO [stderr]    |
Dec 11 23:16:48.922 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 23:16:48.922 INFO [stderr] 
Dec 11 23:16:49.044 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 23:16:49.044 INFO [stderr]   --> src/main.rs:24:9
Dec 11 23:16:49.044 INFO [stderr]    |
Dec 11 23:16:49.044 INFO [stderr] 24 |         file.contents().unwrap().read(contents);
Dec 11 23:16:49.044 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 23:16:49.045 INFO [stderr]    |
Dec 11 23:16:49.045 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 23:16:49.045 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 23:16:49.045 INFO [stderr] 
Dec 11 23:16:49.045 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 23:16:49.045 INFO [stderr]   --> src/main.rs:30:5
Dec 11 23:16:49.045 INFO [stderr]    |
Dec 11 23:16:49.045 INFO [stderr] 30 |     writer.write(b"Hello!");
Dec 11 23:16:49.045 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 23:16:49.045 INFO [stderr]    |
Dec 11 23:16:49.045 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 23:16:49.045 INFO [stderr] 
Dec 11 23:16:49.066 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.74s
Dec 11 23:16:49.072 INFO [stderr] su: No module specific data is present
Dec 11 23:16:49.379 INFO running `"docker" "inspect" "b598fc0a779df2b296ac0cd506b8e0de92c5a4abfc2b3b31818a2c30d3d27194"`
Dec 11 23:16:49.520 INFO running `"docker" "rm" "-f" "b598fc0a779df2b296ac0cd506b8e0de92c5a4abfc2b3b31818a2c30d3d27194"`
Dec 11 23:16:49.650 INFO [stdout] b598fc0a779df2b296ac0cd506b8e0de92c5a4abfc2b3b31818a2c30d3d27194