Oct 12 20:16:12.572 INFO checking irazorx1/markov_chain against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 20:16:12.572 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 12 20:16:13.090 INFO blam! d46743a971f9ecf2ee3cca24b1317b4daa615871e8fd826736ac4ea18deeb0b1
Oct 12 20:16:13.096 INFO running `"docker" "start" "-a" "d46743a971f9ecf2ee3cca24b1317b4daa615871e8fd826736ac4ea18deeb0b1"`
Oct 12 20:16:14.064 INFO kablam! usermod: no changes
Oct 12 20:16:14.116 INFO kablam!     Checking markov_chain v0.1.0 (/source)
Oct 12 20:16:14.428 INFO kablam! warning: unused import: `std::io`
Oct 12 20:16:14.428 INFO kablam!  --> src/main.rs:6:5
Oct 12 20:16:14.428 INFO kablam!   |
Oct 12 20:16:14.428 INFO kablam! 6 | use std::io;
Oct 12 20:16:14.428 INFO kablam!   |     ^^^^^^^
Oct 12 20:16:14.428 INFO kablam!   |
Oct 12 20:16:14.428 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 20:16:14.428 INFO kablam! 
Oct 12 20:16:14.428 INFO kablam! warning: unused import: `std::io::prelude::*`
Oct 12 20:16:14.428 INFO kablam!  --> src/main.rs:7:5
Oct 12 20:16:14.428 INFO kablam!   |
Oct 12 20:16:14.428 INFO kablam! 7 | use std::io::prelude::*;
Oct 12 20:16:14.428 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 12 20:16:14.428 INFO kablam! 
Oct 12 20:16:14.428 INFO kablam! warning: unused import: `std::fs::File`
Oct 12 20:16:14.428 INFO kablam!  --> src/main.rs:8:5
Oct 12 20:16:14.428 INFO kablam!   |
Oct 12 20:16:14.428 INFO kablam! 8 | use std::fs::File;
Oct 12 20:16:14.428 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 12 20:16:14.428 INFO kablam! 
Oct 12 20:16:14.494 INFO kablam! warning: unused import: `std::io`
Oct 12 20:16:14.494 INFO kablam!  --> src/main.rs:6:5
Oct 12 20:16:14.494 INFO kablam!   |
Oct 12 20:16:14.494 INFO kablam! 6 | use std::io;
Oct 12 20:16:14.494 INFO kablam!   |     ^^^^^^^
Oct 12 20:16:14.494 INFO kablam!   |
Oct 12 20:16:14.494 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 20:16:14.494 INFO kablam! 
Oct 12 20:16:14.494 INFO kablam! warning: unused import: `std::io::prelude::*`
Oct 12 20:16:14.494 INFO kablam!  --> src/main.rs:7:5
Oct 12 20:16:14.494 INFO kablam!   |
Oct 12 20:16:14.494 INFO kablam! 7 | use std::io::prelude::*;
Oct 12 20:16:14.494 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 12 20:16:14.494 INFO kablam! 
Oct 12 20:16:14.494 INFO kablam! warning: unused import: `std::fs::File`
Oct 12 20:16:14.494 INFO kablam!  --> src/main.rs:8:5
Oct 12 20:16:14.494 INFO kablam!   |
Oct 12 20:16:14.494 INFO kablam! 8 | use std::fs::File;
Oct 12 20:16:14.494 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 12 20:16:14.494 INFO kablam! 
Oct 12 20:16:14.500 INFO kablam! warning: the feature `fs_read_write` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 12 20:16:14.500 INFO kablam!  --> src/main.rs:1:12
Oct 12 20:16:14.500 INFO kablam!   |
Oct 12 20:16:14.500 INFO kablam! 1 | #![feature(fs_read_write)]
Oct 12 20:16:14.500 INFO kablam!   |            ^^^^^^^^^^^^^
Oct 12 20:16:14.500 INFO kablam!   |
Oct 12 20:16:14.500 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 12 20:16:14.500 INFO kablam! 
Oct 12 20:16:14.565 INFO kablam! warning: the feature `fs_read_write` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 12 20:16:14.565 INFO kablam!  --> src/main.rs:1:12
Oct 12 20:16:14.565 INFO kablam!   |
Oct 12 20:16:14.565 INFO kablam! 1 | #![feature(fs_read_write)]
Oct 12 20:16:14.565 INFO kablam!   |            ^^^^^^^^^^^^^
Oct 12 20:16:14.565 INFO kablam!   |
Oct 12 20:16:14.565 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 12 20:16:14.565 INFO kablam! 
Oct 12 20:16:14.576 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
Oct 12 20:16:14.581 INFO kablam! su: No module specific data is present
Oct 12 20:16:15.100 INFO running `"docker" "rm" "-f" "d46743a971f9ecf2ee3cca24b1317b4daa615871e8fd826736ac4ea18deeb0b1"`
Oct 12 20:16:15.235 INFO blam! d46743a971f9ecf2ee3cca24b1317b4daa615871e8fd826736ac4ea18deeb0b1