Nov 28 08:01:02.896 INFO checking ccqpein/random_choice against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 08:01:02.897 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 28 08:01:03.372 INFO [stdout] 7e2754ce52b7631286d0e7a7ed3a7d16422cfc80d4f970c17eea32d863fb7edb
Nov 28 08:01:03.380 INFO running `"docker" "start" "-a" "7e2754ce52b7631286d0e7a7ed3a7d16422cfc80d4f970c17eea32d863fb7edb"`
Nov 28 08:01:05.157 INFO [stderr] usermod: no changes
Nov 28 08:01:05.305 INFO [stderr]    Compiling serde v1.0.56
Nov 28 08:01:05.317 INFO [stderr]    Compiling serde_derive v1.0.56
Nov 28 08:01:26.849 INFO [stderr]     Checking serde_json v1.0.17
Nov 28 08:01:30.771 INFO [stderr]     Checking random_choice v0.1.0 (/source)
Nov 28 08:01:31.760 INFO [stderr] warning: unused import: `std::collections::HashMap`
Nov 28 08:01:31.761 INFO [stderr]   --> src/lib.rs:10:5
Nov 28 08:01:31.762 INFO [stderr]    |
Nov 28 08:01:31.762 INFO [stderr] 10 | use std::collections::HashMap;
Nov 28 08:01:31.763 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:01:31.764 INFO [stderr]    |
Nov 28 08:01:31.764 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 28 08:01:31.765 INFO [stderr] 
Nov 28 08:01:32.108 INFO [stderr] warning: unused import: `std::collections::HashMap`
Nov 28 08:01:32.109 INFO [stderr]   --> src/lib.rs:10:5
Nov 28 08:01:32.110 INFO [stderr]    |
Nov 28 08:01:32.111 INFO [stderr] 10 | use std::collections::HashMap;
Nov 28 08:01:32.111 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:01:32.112 INFO [stderr]    |
Nov 28 08:01:32.112 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 28 08:01:32.113 INFO [stderr] 
Nov 28 08:01:35.385 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.18s
Nov 28 08:01:35.391 INFO [stderr] su: No module specific data is present
Nov 28 08:01:36.727 INFO running `"docker" "inspect" "7e2754ce52b7631286d0e7a7ed3a7d16422cfc80d4f970c17eea32d863fb7edb"`
Nov 28 08:01:37.062 INFO running `"docker" "rm" "-f" "7e2754ce52b7631286d0e7a7ed3a7d16422cfc80d4f970c17eea32d863fb7edb"`
Nov 28 08:01:37.404 INFO [stdout] 7e2754ce52b7631286d0e7a7ed3a7d16422cfc80d4f970c17eea32d863fb7edb