Dec 13 16:32:43.584 INFO testing irazorx1/markov_chain against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 16:32:43.584 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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 13 16:32:43.811 INFO [stdout] 55e540ac0e4d6eedad0df6bc421b1a55b27d2dceea5de10c09f0368af24e4e8c
Dec 13 16:32:43.817 INFO running `"docker" "start" "-a" "55e540ac0e4d6eedad0df6bc421b1a55b27d2dceea5de10c09f0368af24e4e8c"`
Dec 13 16:32:44.853 INFO [stderr] usermod: no changes
Dec 13 16:32:44.934 INFO [stderr]    Compiling markov_chain v0.1.0 (/source)
Dec 13 16:32:45.386 INFO [stderr] warning: unused import: `std::io`
Dec 13 16:32:45.386 INFO [stderr]  --> src/main.rs:6:5
Dec 13 16:32:45.386 INFO [stderr]   |
Dec 13 16:32:45.386 INFO [stderr] 6 | use std::io;
Dec 13 16:32:45.386 INFO [stderr]   |     ^^^^^^^
Dec 13 16:32:45.386 INFO [stderr]   |
Dec 13 16:32:45.386 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 16:32:45.386 INFO [stderr] 
Dec 13 16:32:45.386 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 13 16:32:45.386 INFO [stderr]  --> src/main.rs:7:5
Dec 13 16:32:45.386 INFO [stderr]   |
Dec 13 16:32:45.386 INFO [stderr] 7 | use std::io::prelude::*;
Dec 13 16:32:45.386 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 13 16:32:45.386 INFO [stderr] 
Dec 13 16:32:45.386 INFO [stderr] warning: unused import: `std::fs::File`
Dec 13 16:32:45.386 INFO [stderr]  --> src/main.rs:8:5
Dec 13 16:32:45.386 INFO [stderr]   |
Dec 13 16:32:45.386 INFO [stderr] 8 | use std::fs::File;
Dec 13 16:32:45.386 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 13 16:32:45.386 INFO [stderr] 
Dec 13 16:32:45.531 INFO [stderr] warning: the feature `fs_read_write` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 13 16:32:45.531 INFO [stderr]  --> src/main.rs:1:12
Dec 13 16:32:45.531 INFO [stderr]   |
Dec 13 16:32:45.531 INFO [stderr] 1 | #![feature(fs_read_write)]
Dec 13 16:32:45.531 INFO [stderr]   |            ^^^^^^^^^^^^^
Dec 13 16:32:45.531 INFO [stderr]   |
Dec 13 16:32:45.531 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 13 16:32:45.531 INFO [stderr] 
Dec 13 16:32:46.613 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
Dec 13 16:32:46.617 INFO [stderr] su: No module specific data is present
Dec 13 16:32:47.047 INFO running `"docker" "inspect" "55e540ac0e4d6eedad0df6bc421b1a55b27d2dceea5de10c09f0368af24e4e8c"`
Dec 13 16:32:47.124 INFO running `"docker" "rm" "-f" "55e540ac0e4d6eedad0df6bc421b1a55b27d2dceea5de10c09f0368af24e4e8c"`
Dec 13 16:32:47.310 INFO [stdout] 55e540ac0e4d6eedad0df6bc421b1a55b27d2dceea5de10c09f0368af24e4e8c
Dec 13 16:32:47.311 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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 13 16:32:47.486 INFO [stdout] 54531c9c36ca7bb47ba723008d096dce78552061566863f236a5ddd0bd99c0be
Dec 13 16:32:47.488 INFO running `"docker" "start" "-a" "54531c9c36ca7bb47ba723008d096dce78552061566863f236a5ddd0bd99c0be"`
Dec 13 16:32:47.934 INFO [stderr] usermod: no changes
Dec 13 16:32:47.973 INFO [stderr]    Compiling markov_chain v0.1.0 (/source)
Dec 13 16:32:48.327 INFO [stderr] warning: unused import: `std::io`
Dec 13 16:32:48.327 INFO [stderr]  --> src/main.rs:6:5
Dec 13 16:32:48.327 INFO [stderr]   |
Dec 13 16:32:48.327 INFO [stderr] 6 | use std::io;
Dec 13 16:32:48.327 INFO [stderr]   |     ^^^^^^^
Dec 13 16:32:48.327 INFO [stderr]   |
Dec 13 16:32:48.327 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 16:32:48.327 INFO [stderr] 
Dec 13 16:32:48.327 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 13 16:32:48.327 INFO [stderr]  --> src/main.rs:7:5
Dec 13 16:32:48.327 INFO [stderr]   |
Dec 13 16:32:48.327 INFO [stderr] 7 | use std::io::prelude::*;
Dec 13 16:32:48.327 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 13 16:32:48.327 INFO [stderr] 
Dec 13 16:32:48.327 INFO [stderr] warning: unused import: `std::fs::File`
Dec 13 16:32:48.327 INFO [stderr]  --> src/main.rs:8:5
Dec 13 16:32:48.327 INFO [stderr]   |
Dec 13 16:32:48.327 INFO [stderr] 8 | use std::fs::File;
Dec 13 16:32:48.327 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 13 16:32:48.327 INFO [stderr] 
Dec 13 16:32:48.397 INFO [stderr] warning: the feature `fs_read_write` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 13 16:32:48.397 INFO [stderr]  --> src/main.rs:1:12
Dec 13 16:32:48.397 INFO [stderr]   |
Dec 13 16:32:48.397 INFO [stderr] 1 | #![feature(fs_read_write)]
Dec 13 16:32:48.397 INFO [stderr]   |            ^^^^^^^^^^^^^
Dec 13 16:32:48.397 INFO [stderr]   |
Dec 13 16:32:48.397 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 13 16:32:48.397 INFO [stderr] 
Dec 13 16:32:48.626 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
Dec 13 16:32:48.628 INFO [stderr] su: No module specific data is present
Dec 13 16:32:49.035 INFO running `"docker" "inspect" "54531c9c36ca7bb47ba723008d096dce78552061566863f236a5ddd0bd99c0be"`
Dec 13 16:32:49.457 INFO running `"docker" "rm" "-f" "54531c9c36ca7bb47ba723008d096dce78552061566863f236a5ddd0bd99c0be"`
Dec 13 16:32:49.847 INFO [stdout] 54531c9c36ca7bb47ba723008d096dce78552061566863f236a5ddd0bd99c0be
Dec 13 16:32:49.851 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-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 13 16:32:50.261 INFO [stdout] 9694e322ee92614f565056c9e461fbd95a71d61e3b3bd2ff58d513364f2310cb
Dec 13 16:32:50.263 INFO running `"docker" "start" "-a" "9694e322ee92614f565056c9e461fbd95a71d61e3b3bd2ff58d513364f2310cb"`
Dec 13 16:32:50.678 INFO [stderr] usermod: no changes
Dec 13 16:32:50.708 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 13 16:32:50.709 INFO [stderr]      Running /target/debug/deps/markov_chain-897fe9e8f6c99174
Dec 13 16:32:50.711 INFO [stdout] 
Dec 13 16:32:50.711 INFO [stdout] running 0 tests
Dec 13 16:32:50.711 INFO [stdout] 
Dec 13 16:32:50.711 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 16:32:50.711 INFO [stdout] 
Dec 13 16:32:50.712 INFO [stderr] su: No module specific data is present
Dec 13 16:32:50.990 INFO running `"docker" "inspect" "9694e322ee92614f565056c9e461fbd95a71d61e3b3bd2ff58d513364f2310cb"`
Dec 13 16:32:51.075 INFO running `"docker" "rm" "-f" "9694e322ee92614f565056c9e461fbd95a71d61e3b3bd2ff58d513364f2310cb"`
Dec 13 16:32:51.163 INFO [stdout] 9694e322ee92614f565056c9e461fbd95a71d61e3b3bd2ff58d513364f2310cb