Nov 30 21:37:39.061 INFO testing vksmgr/read_file against 1.30.1 for beta-1.31-5
Nov 30 21:37:39.063 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-3/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 21:37:39.515 INFO [stdout] a6fd14fae854f06eb532d371a9173fb23f16ec2e2013e78b8c0f83e7871c1b25
Nov 30 21:37:39.521 INFO running `"docker" "start" "-a" "a6fd14fae854f06eb532d371a9173fb23f16ec2e2013e78b8c0f83e7871c1b25"`
Nov 30 21:37:40.742 INFO [stderr] usermod: no changes
Nov 30 21:37:40.811 INFO [stderr]    Compiling os v0.1.0 (/source)
Nov 30 21:37:41.127 INFO [stderr] warning: unused `std::result::Result` which must be used
Nov 30 21:37:41.127 INFO [stderr]  --> src/main.rs:5:5
Nov 30 21:37:41.127 INFO [stderr]   |
Nov 30 21:37:41.127 INFO [stderr] 5 |     read_all_lines("test.txt");
Nov 30 21:37:41.127 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 21:37:41.127 INFO [stderr]   |
Nov 30 21:37:41.127 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Nov 30 21:37:41.128 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 21:37:41.128 INFO [stderr] 
Nov 30 21:37:41.715 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Nov 30 21:37:41.715 INFO [stderr] su: No module specific data is present
Nov 30 21:37:42.365 INFO running `"docker" "inspect" "a6fd14fae854f06eb532d371a9173fb23f16ec2e2013e78b8c0f83e7871c1b25"`
Nov 30 21:37:42.549 INFO running `"docker" "rm" "-f" "a6fd14fae854f06eb532d371a9173fb23f16ec2e2013e78b8c0f83e7871c1b25"`
Nov 30 21:37:42.705 INFO [stdout] a6fd14fae854f06eb532d371a9173fb23f16ec2e2013e78b8c0f83e7871c1b25
Nov 30 21:37:42.712 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-3/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 21:37:43.116 INFO [stdout] f5317390177f0d40303170d219276dc829010092f3ec829e63e7441f2b058857
Nov 30 21:37:43.118 INFO running `"docker" "start" "-a" "f5317390177f0d40303170d219276dc829010092f3ec829e63e7441f2b058857"`
Nov 30 21:37:43.998 INFO [stderr] usermod: no changes
Nov 30 21:37:44.027 INFO [stderr]    Compiling os v0.1.0 (/source)
Nov 30 21:37:44.191 INFO [stderr] warning: unused `std::result::Result` which must be used
Nov 30 21:37:44.191 INFO [stderr]  --> src/main.rs:5:5
Nov 30 21:37:44.191 INFO [stderr]   |
Nov 30 21:37:44.191 INFO [stderr] 5 |     read_all_lines("test.txt");
Nov 30 21:37:44.191 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 21:37:44.191 INFO [stderr]   |
Nov 30 21:37:44.191 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Nov 30 21:37:44.196 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 21:37:44.196 INFO [stderr] 
Nov 30 21:37:44.629 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
Nov 30 21:37:44.631 INFO [stderr] su: No module specific data is present
Nov 30 21:37:44.973 INFO running `"docker" "inspect" "f5317390177f0d40303170d219276dc829010092f3ec829e63e7441f2b058857"`
Nov 30 21:37:45.084 INFO running `"docker" "rm" "-f" "f5317390177f0d40303170d219276dc829010092f3ec829e63e7441f2b058857"`
Nov 30 21:37:45.227 INFO [stdout] f5317390177f0d40303170d219276dc829010092f3ec829e63e7441f2b058857
Nov 30 21:37:45.227 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-3/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 21:37:45.620 INFO [stdout] 07133a01b67aad910fbd4ef665e92b2b280acd7b102047dcff4dafb09beef635
Nov 30 21:37:45.622 INFO running `"docker" "start" "-a" "07133a01b67aad910fbd4ef665e92b2b280acd7b102047dcff4dafb09beef635"`
Nov 30 21:37:46.125 INFO [stderr] usermod: no changes
Nov 30 21:37:46.146 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
Nov 30 21:37:46.146 INFO [stderr]      Running /target/debug/deps/os-0085435820b16601
Nov 30 21:37:46.153 INFO [stdout] 
Nov 30 21:37:46.153 INFO [stdout] running 0 tests
Nov 30 21:37:46.153 INFO [stdout] 
Nov 30 21:37:46.153 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 30 21:37:46.153 INFO [stdout] 
Nov 30 21:37:46.154 INFO [stderr] su: No module specific data is present
Nov 30 21:37:46.412 INFO running `"docker" "inspect" "07133a01b67aad910fbd4ef665e92b2b280acd7b102047dcff4dafb09beef635"`
Nov 30 21:37:46.475 INFO running `"docker" "rm" "-f" "07133a01b67aad910fbd4ef665e92b2b280acd7b102047dcff4dafb09beef635"`
Nov 30 21:37:46.593 INFO [stdout] 07133a01b67aad910fbd4ef665e92b2b280acd7b102047dcff4dafb09beef635
