Nov 17 21:13:47.067 INFO testing tac-0.2.3 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 21:13:47.067 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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 21:13:47.238 INFO [stdout] e13bbf40d229b6670759fff166050107a57cd64fbc20e1d111cb79a7bbafe363
Nov 17 21:13:47.240 INFO running `"docker" "start" "-a" "e13bbf40d229b6670759fff166050107a57cd64fbc20e1d111cb79a7bbafe363"`
Nov 17 21:13:47.572 INFO [stderr] usermod: no changes
Nov 17 21:13:47.611 INFO [stderr]    Compiling memmap v0.5.2
Nov 17 21:13:47.611 INFO [stderr]    Compiling uuid v0.4.0
Nov 17 21:13:48.177 INFO [stderr]    Compiling tac v0.2.3 (/source)
Nov 17 21:13:48.539 INFO [stderr] warning: variable does not need to be mutable
Nov 17 21:13:48.540 INFO [stderr]   --> src/main.rs:64:16
Nov 17 21:13:48.541 INFO [stderr]    |
Nov 17 21:13:48.542 INFO [stderr] 64 | fn print_bytes(mut stdout: &mut StdoutLock, bytes: &[u8]) {
Nov 17 21:13:48.542 INFO [stderr]    |                ----^^^^^^
Nov 17 21:13:48.543 INFO [stderr]    |                |
Nov 17 21:13:48.543 INFO [stderr]    |                help: remove this `mut`
Nov 17 21:13:48.543 INFO [stderr]    |
Nov 17 21:13:48.543 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 21:13:48.543 INFO [stderr] 
Nov 17 21:13:48.872 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
Nov 17 21:13:48.875 INFO [stderr] su: No module specific data is present
Nov 17 21:13:49.088 INFO running `"docker" "inspect" "e13bbf40d229b6670759fff166050107a57cd64fbc20e1d111cb79a7bbafe363"`
Nov 17 21:13:49.191 INFO running `"docker" "rm" "-f" "e13bbf40d229b6670759fff166050107a57cd64fbc20e1d111cb79a7bbafe363"`
Nov 17 21:13:49.447 INFO [stdout] e13bbf40d229b6670759fff166050107a57cd64fbc20e1d111cb79a7bbafe363
Nov 17 21:13:49.449 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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 21:13:49.696 INFO [stdout] 32621538f438675fdebeac06de56a0be812ae7d9262408cd4fe80dbbec8fcd80
Nov 17 21:13:49.697 INFO running `"docker" "start" "-a" "32621538f438675fdebeac06de56a0be812ae7d9262408cd4fe80dbbec8fcd80"`
Nov 17 21:13:50.067 INFO [stderr] usermod: no changes
Nov 17 21:13:50.100 INFO [stderr]    Compiling tac v0.2.3 (/source)
Nov 17 21:13:50.563 INFO [stderr] warning: variable does not need to be mutable
Nov 17 21:13:50.563 INFO [stderr]   --> src/main.rs:64:16
Nov 17 21:13:50.563 INFO [stderr]    |
Nov 17 21:13:50.563 INFO [stderr] 64 | fn print_bytes(mut stdout: &mut StdoutLock, bytes: &[u8]) {
Nov 17 21:13:50.563 INFO [stderr]    |                ----^^^^^^
Nov 17 21:13:50.563 INFO [stderr]    |                |
Nov 17 21:13:50.563 INFO [stderr]    |                help: remove this `mut`
Nov 17 21:13:50.563 INFO [stderr]    |
Nov 17 21:13:50.563 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 21:13:50.563 INFO [stderr] 
Nov 17 21:13:50.732 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
Nov 17 21:13:50.736 INFO [stderr] su: No module specific data is present
Nov 17 21:13:50.976 INFO running `"docker" "inspect" "32621538f438675fdebeac06de56a0be812ae7d9262408cd4fe80dbbec8fcd80"`
Nov 17 21:13:51.036 INFO running `"docker" "rm" "-f" "32621538f438675fdebeac06de56a0be812ae7d9262408cd4fe80dbbec8fcd80"`
Nov 17 21:13:51.096 INFO [stdout] 32621538f438675fdebeac06de56a0be812ae7d9262408cd4fe80dbbec8fcd80
Nov 17 21:13:51.097 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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 21:13:51.230 INFO [stdout] 08c51d6f0a13bf03d61145e9c457e0931df910aed5c49c451081232e0314de17
Nov 17 21:13:51.232 INFO running `"docker" "start" "-a" "08c51d6f0a13bf03d61145e9c457e0931df910aed5c49c451081232e0314de17"`
Nov 17 21:13:51.731 INFO [stderr] usermod: no changes
Nov 17 21:13:51.778 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Nov 17 21:13:51.780 INFO [stderr]      Running /target/debug/deps/tac-33c71d0d39ad7888
Nov 17 21:13:51.783 INFO [stdout] 
Nov 17 21:13:51.783 INFO [stdout] running 0 tests
Nov 17 21:13:51.784 INFO [stdout] 
Nov 17 21:13:51.784 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 21:13:51.784 INFO [stdout] 
Nov 17 21:13:51.785 INFO [stderr] su: No module specific data is present
Nov 17 21:13:52.128 INFO running `"docker" "inspect" "08c51d6f0a13bf03d61145e9c457e0931df910aed5c49c451081232e0314de17"`
Nov 17 21:13:52.211 INFO running `"docker" "rm" "-f" "08c51d6f0a13bf03d61145e9c457e0931df910aed5c49c451081232e0314de17"`
Nov 17 21:13:52.328 INFO [stdout] 08c51d6f0a13bf03d61145e9c457e0931df910aed5c49c451081232e0314de17