Nov 17 17:11:15.572 INFO testing 8flag/hello_rust against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 17:11:15.574 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 17:11:15.865 INFO [stdout] a65ece7048c3336d53ca24c134fc17936bfc6bba09a06cb2a96b6959b06880ad
Nov 17 17:11:15.868 INFO running `"docker" "start" "-a" "a65ece7048c3336d53ca24c134fc17936bfc6bba09a06cb2a96b6959b06880ad"`
Nov 17 17:11:16.263 INFO [stderr] usermod: no changes
Nov 17 17:11:16.327 INFO [stderr]    Compiling hello_rust v0.1.0 (/source)
Nov 17 17:11:16.668 INFO [stderr] warning: unused variable: `b`
Nov 17 17:11:16.668 INFO [stderr]  --> src/main.rs:5:9
Nov 17 17:11:16.669 INFO [stderr]   |
Nov 17 17:11:16.669 INFO [stderr] 5 |     let b:&str = &a;
Nov 17 17:11:16.669 INFO [stderr]   |         ^ help: consider using `_b` instead
Nov 17 17:11:16.669 INFO [stderr]   |
Nov 17 17:11:16.670 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 17 17:11:16.670 INFO [stderr] 
Nov 17 17:11:16.963 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
Nov 17 17:11:16.964 INFO [stderr] su: No module specific data is present
Nov 17 17:11:17.245 INFO running `"docker" "inspect" "a65ece7048c3336d53ca24c134fc17936bfc6bba09a06cb2a96b6959b06880ad"`
Nov 17 17:11:17.335 INFO running `"docker" "rm" "-f" "a65ece7048c3336d53ca24c134fc17936bfc6bba09a06cb2a96b6959b06880ad"`
Nov 17 17:11:17.410 INFO [stdout] a65ece7048c3336d53ca24c134fc17936bfc6bba09a06cb2a96b6959b06880ad
Nov 17 17:11:17.412 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 17:11:17.663 INFO [stdout] dc166a14be6e50da73259c556f2a0ab3515f3f06c34030839603de28932d9653
Nov 17 17:11:17.665 INFO running `"docker" "start" "-a" "dc166a14be6e50da73259c556f2a0ab3515f3f06c34030839603de28932d9653"`
Nov 17 17:11:18.133 INFO [stderr] usermod: no changes
Nov 17 17:11:18.165 INFO [stderr]    Compiling hello_rust v0.1.0 (/source)
Nov 17 17:11:18.519 INFO [stderr] warning: unused variable: `b`
Nov 17 17:11:18.519 INFO [stderr]  --> src/main.rs:5:9
Nov 17 17:11:18.519 INFO [stderr]   |
Nov 17 17:11:18.519 INFO [stderr] 5 |     let b:&str = &a;
Nov 17 17:11:18.519 INFO [stderr]   |         ^ help: consider using `_b` instead
Nov 17 17:11:18.519 INFO [stderr]   |
Nov 17 17:11:18.519 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 17 17:11:18.519 INFO [stderr] 
Nov 17 17:11:18.771 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
Nov 17 17:11:18.775 INFO [stderr] su: No module specific data is present
Nov 17 17:11:19.034 INFO running `"docker" "inspect" "dc166a14be6e50da73259c556f2a0ab3515f3f06c34030839603de28932d9653"`
Nov 17 17:11:19.145 INFO running `"docker" "rm" "-f" "dc166a14be6e50da73259c556f2a0ab3515f3f06c34030839603de28932d9653"`
Nov 17 17:11:19.329 INFO [stdout] dc166a14be6e50da73259c556f2a0ab3515f3f06c34030839603de28932d9653
Nov 17 17:11:19.331 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 17:11:19.523 INFO [stdout] 33b4c54e1cddf2b57ca68e3676c373877e4088e67642d654db68f43944cdc46e
Nov 17 17:11:19.525 INFO running `"docker" "start" "-a" "33b4c54e1cddf2b57ca68e3676c373877e4088e67642d654db68f43944cdc46e"`
Nov 17 17:11:20.011 INFO [stderr] usermod: no changes
Nov 17 17:11:20.034 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Nov 17 17:11:20.034 INFO [stderr]      Running /target/debug/deps/hello_rust-66e9777844125172
Nov 17 17:11:20.035 INFO [stdout] 
Nov 17 17:11:20.035 INFO [stdout] running 0 tests
Nov 17 17:11:20.035 INFO [stdout] 
Nov 17 17:11:20.035 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 17:11:20.035 INFO [stdout] 
Nov 17 17:11:20.036 INFO [stderr] su: No module specific data is present
Nov 17 17:11:20.306 INFO running `"docker" "inspect" "33b4c54e1cddf2b57ca68e3676c373877e4088e67642d654db68f43944cdc46e"`
Nov 17 17:11:20.394 INFO running `"docker" "rm" "-f" "33b4c54e1cddf2b57ca68e3676c373877e4088e67642d654db68f43944cdc46e"`
Nov 17 17:11:20.519 INFO [stdout] 33b4c54e1cddf2b57ca68e3676c373877e4088e67642d654db68f43944cdc46e