Oct 27 03:23:32.072 INFO checking irazorx1/markov_chain against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 27 03:23:32.072 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-5/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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"`
Oct 27 03:23:32.505 INFO blam! c3304a0f8b32b6f660d3e8521c9f3e26192b0ca9dd054bc53487f0fe7e0cc9a7
Oct 27 03:23:32.506 INFO running `"docker" "start" "-a" "c3304a0f8b32b6f660d3e8521c9f3e26192b0ca9dd054bc53487f0fe7e0cc9a7"`
Oct 27 03:23:33.598 INFO kablam! usermod: no changes
Oct 27 03:23:33.671 INFO kablam!     Checking markov_chain v0.1.0 (/source)
Oct 27 03:23:34.107 INFO kablam! warning: unused import: `std::io`
Oct 27 03:23:34.107 INFO kablam!  --> src/main.rs:6:5
Oct 27 03:23:34.107 INFO kablam!   |
Oct 27 03:23:34.107 INFO kablam! 6 | use std::io;
Oct 27 03:23:34.107 INFO kablam!   |     ^^^^^^^
Oct 27 03:23:34.107 INFO kablam!   |
Oct 27 03:23:34.107 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 03:23:34.107 INFO kablam! 
Oct 27 03:23:34.107 INFO kablam! warning: unused import: `std::io::prelude::*`
Oct 27 03:23:34.107 INFO kablam!  --> src/main.rs:7:5
Oct 27 03:23:34.107 INFO kablam!   |
Oct 27 03:23:34.107 INFO kablam! 7 | use std::io::prelude::*;
Oct 27 03:23:34.107 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 27 03:23:34.107 INFO kablam! 
Oct 27 03:23:34.107 INFO kablam! warning: unused import: `std::fs::File`
Oct 27 03:23:34.107 INFO kablam!  --> src/main.rs:8:5
Oct 27 03:23:34.107 INFO kablam!   |
Oct 27 03:23:34.107 INFO kablam! 8 | use std::fs::File;
Oct 27 03:23:34.107 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 27 03:23:34.107 INFO kablam! 
Oct 27 03:23:34.315 INFO kablam! warning: the feature `fs_read_write` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 27 03:23:34.315 INFO kablam!  --> src/main.rs:1:12
Oct 27 03:23:34.315 INFO kablam!   |
Oct 27 03:23:34.315 INFO kablam! 1 | #![feature(fs_read_write)]
Oct 27 03:23:34.315 INFO kablam!   |            ^^^^^^^^^^^^^
Oct 27 03:23:34.315 INFO kablam!   |
Oct 27 03:23:34.315 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 27 03:23:34.315 INFO kablam! 
Oct 27 03:23:34.399 INFO kablam! warning: unused import: `std::io`
Oct 27 03:23:34.399 INFO kablam!  --> src/main.rs:6:5
Oct 27 03:23:34.399 INFO kablam!   |
Oct 27 03:23:34.399 INFO kablam! 6 | use std::io;
Oct 27 03:23:34.399 INFO kablam!   |     ^^^^^^^
Oct 27 03:23:34.399 INFO kablam!   |
Oct 27 03:23:34.399 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 03:23:34.399 INFO kablam! 
Oct 27 03:23:34.399 INFO kablam! warning: unused import: `std::io::prelude::*`
Oct 27 03:23:34.399 INFO kablam!  --> src/main.rs:7:5
Oct 27 03:23:34.399 INFO kablam!   |
Oct 27 03:23:34.399 INFO kablam! 7 | use std::io::prelude::*;
Oct 27 03:23:34.399 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 27 03:23:34.399 INFO kablam! 
Oct 27 03:23:34.399 INFO kablam! warning: unused import: `std::fs::File`
Oct 27 03:23:34.399 INFO kablam!  --> src/main.rs:8:5
Oct 27 03:23:34.399 INFO kablam!   |
Oct 27 03:23:34.399 INFO kablam! 8 | use std::fs::File;
Oct 27 03:23:34.399 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 27 03:23:34.399 INFO kablam! 
Oct 27 03:23:34.513 INFO kablam! warning: the feature `fs_read_write` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 27 03:23:34.513 INFO kablam!  --> src/main.rs:1:12
Oct 27 03:23:34.513 INFO kablam!   |
Oct 27 03:23:34.513 INFO kablam! 1 | #![feature(fs_read_write)]
Oct 27 03:23:34.513 INFO kablam!   |            ^^^^^^^^^^^^^
Oct 27 03:23:34.513 INFO kablam!   |
Oct 27 03:23:34.513 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 27 03:23:34.513 INFO kablam! 
Oct 27 03:23:34.539 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
Oct 27 03:23:34.543 INFO kablam! su: No module specific data is present
Oct 27 03:23:35.159 INFO running `"docker" "rm" "-f" "c3304a0f8b32b6f660d3e8521c9f3e26192b0ca9dd054bc53487f0fe7e0cc9a7"`
Oct 27 03:23:35.439 INFO blam! c3304a0f8b32b6f660d3e8521c9f3e26192b0ca9dd054bc53487f0fe7e0cc9a7