Nov 17 15:24:13.752 INFO testing FlatBartender/flow against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 15:24:13.752 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 15:24:14.185 INFO [stdout] 88ba14cefe7ee855a1cce3369426a37e194961943f8a9f4852096b17f19ca3ee
Nov 17 15:24:14.191 INFO running `"docker" "start" "-a" "88ba14cefe7ee855a1cce3369426a37e194961943f8a9f4852096b17f19ca3ee"`
Nov 17 15:24:14.911 INFO [stderr] usermod: no changes
Nov 17 15:24:14.982 INFO [stderr]    Compiling flow v0.1.0 (/source)
Nov 17 15:24:15.536 INFO [stderr] warning: variable does not need to be mutable
Nov 17 15:24:15.536 INFO [stderr]  --> src/main.rs:9:9
Nov 17 15:24:15.536 INFO [stderr]   |
Nov 17 15:24:15.536 INFO [stderr] 9 |     let mut sine     = Sine::new(Node::float(1.0));
Nov 17 15:24:15.536 INFO [stderr]   |         ----^^^^
Nov 17 15:24:15.536 INFO [stderr]   |         |
Nov 17 15:24:15.536 INFO [stderr]   |         help: remove this `mut`
Nov 17 15:24:15.536 INFO [stderr]   |
Nov 17 15:24:15.536 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 17 15:24:15.536 INFO [stderr] 
Nov 17 15:24:15.543 INFO [stderr] warning: variable does not need to be mutable
Nov 17 15:24:15.543 INFO [stderr]   --> src/main.rs:10:9
Nov 17 15:24:15.543 INFO [stderr]    |
Nov 17 15:24:15.543 INFO [stderr] 10 |     let mut freq     = sine * 440.0 + 880.0;
Nov 17 15:24:15.543 INFO [stderr]    |         ----^^^^
Nov 17 15:24:15.543 INFO [stderr]    |         |
Nov 17 15:24:15.543 INFO [stderr]    |         help: remove this `mut`
Nov 17 15:24:15.543 INFO [stderr] 
Nov 17 15:24:15.543 INFO [stderr] warning: variable does not need to be mutable
Nov 17 15:24:15.543 INFO [stderr]   --> src/main.rs:11:9
Nov 17 15:24:15.543 INFO [stderr]    |
Nov 17 15:24:15.543 INFO [stderr] 11 |     let mut saw      = Saw::new(freq);
Nov 17 15:24:15.543 INFO [stderr]    |         ----^^^
Nov 17 15:24:15.543 INFO [stderr]    |         |
Nov 17 15:24:15.543 INFO [stderr]    |         help: remove this `mut`
Nov 17 15:24:15.543 INFO [stderr] 
Nov 17 15:24:15.544 INFO [stderr] warning: method is never used: `new`
Nov 17 15:24:15.545 INFO [stderr]   --> src/node/square.rs:12:5
Nov 17 15:24:15.545 INFO [stderr]    |
Nov 17 15:24:15.545 INFO [stderr] 12 |     pub fn new(frequency: Box<Node>, duty: Box<Node>) -> Box<Node> {
Nov 17 15:24:15.545 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:24:15.545 INFO [stderr]    |
Nov 17 15:24:15.545 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 17 15:24:15.545 INFO [stderr] 
Nov 17 15:24:15.545 INFO [stderr] warning: method is never used: `new`
Nov 17 15:24:15.545 INFO [stderr]   --> src/node/add.rs:11:5
Nov 17 15:24:15.545 INFO [stderr]    |
Nov 17 15:24:15.545 INFO [stderr] 11 |     pub fn new(term_a: Box<Node>, term_b: Box<Node>) -> Box<Node> {
Nov 17 15:24:15.545 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:24:15.545 INFO [stderr] 
Nov 17 15:24:15.545 INFO [stderr] warning: method is never used: `new`
Nov 17 15:24:15.545 INFO [stderr]   --> src/node/mul.rs:11:5
Nov 17 15:24:15.545 INFO [stderr]    |
Nov 17 15:24:15.545 INFO [stderr] 11 |     pub fn new(term_a: Box<Node>, term_b: Box<Node>) -> Box<Node> {
Nov 17 15:24:15.545 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:24:15.545 INFO [stderr] 
Nov 17 15:24:16.175 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
Nov 17 15:24:16.175 INFO [stderr] su: No module specific data is present
Nov 17 15:24:16.645 INFO running `"docker" "inspect" "88ba14cefe7ee855a1cce3369426a37e194961943f8a9f4852096b17f19ca3ee"`
Nov 17 15:24:16.919 INFO running `"docker" "rm" "-f" "88ba14cefe7ee855a1cce3369426a37e194961943f8a9f4852096b17f19ca3ee"`
Nov 17 15:24:17.275 INFO [stdout] 88ba14cefe7ee855a1cce3369426a37e194961943f8a9f4852096b17f19ca3ee
Nov 17 15:24:17.277 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 15:24:17.735 INFO [stdout] 85942510db14e7ae3ef1a8578a8fd7036dfdb22507a08811fa8ce6b1f918b69a
Nov 17 15:24:17.739 INFO running `"docker" "start" "-a" "85942510db14e7ae3ef1a8578a8fd7036dfdb22507a08811fa8ce6b1f918b69a"`
Nov 17 15:24:19.371 INFO [stderr] usermod: no changes
Nov 17 15:24:19.479 INFO [stderr]    Compiling flow v0.1.0 (/source)
Nov 17 15:24:20.067 INFO [stderr] warning: variable does not need to be mutable
Nov 17 15:24:20.067 INFO [stderr]  --> src/main.rs:9:9
Nov 17 15:24:20.068 INFO [stderr]   |
Nov 17 15:24:20.068 INFO [stderr] 9 |     let mut sine     = Sine::new(Node::float(1.0));
Nov 17 15:24:20.068 INFO [stderr]   |         ----^^^^
Nov 17 15:24:20.068 INFO [stderr]   |         |
Nov 17 15:24:20.068 INFO [stderr]   |         help: remove this `mut`
Nov 17 15:24:20.068 INFO [stderr]   |
Nov 17 15:24:20.068 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 17 15:24:20.068 INFO [stderr] 
Nov 17 15:24:20.068 INFO [stderr] warning: variable does not need to be mutable
Nov 17 15:24:20.068 INFO [stderr]   --> src/main.rs:10:9
Nov 17 15:24:20.068 INFO [stderr]    |
Nov 17 15:24:20.068 INFO [stderr] 10 |     let mut freq     = sine * 440.0 + 880.0;
Nov 17 15:24:20.068 INFO [stderr]    |         ----^^^^
Nov 17 15:24:20.068 INFO [stderr]    |         |
Nov 17 15:24:20.071 INFO [stderr]    |         help: remove this `mut`
Nov 17 15:24:20.071 INFO [stderr] 
Nov 17 15:24:20.071 INFO [stderr] warning: variable does not need to be mutable
Nov 17 15:24:20.071 INFO [stderr]   --> src/main.rs:11:9
Nov 17 15:24:20.071 INFO [stderr]    |
Nov 17 15:24:20.071 INFO [stderr] 11 |     let mut saw      = Saw::new(freq);
Nov 17 15:24:20.071 INFO [stderr]    |         ----^^^
Nov 17 15:24:20.071 INFO [stderr]    |         |
Nov 17 15:24:20.071 INFO [stderr]    |         help: remove this `mut`
Nov 17 15:24:20.071 INFO [stderr] 
Nov 17 15:24:20.076 INFO [stderr] warning: method is never used: `new`
Nov 17 15:24:20.076 INFO [stderr]   --> src/node/square.rs:12:5
Nov 17 15:24:20.077 INFO [stderr]    |
Nov 17 15:24:20.077 INFO [stderr] 12 |     pub fn new(frequency: Box<Node>, duty: Box<Node>) -> Box<Node> {
Nov 17 15:24:20.077 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:24:20.077 INFO [stderr]    |
Nov 17 15:24:20.077 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 17 15:24:20.077 INFO [stderr] 
Nov 17 15:24:20.077 INFO [stderr] warning: method is never used: `new`
Nov 17 15:24:20.077 INFO [stderr]   --> src/node/add.rs:11:5
Nov 17 15:24:20.077 INFO [stderr]    |
Nov 17 15:24:20.077 INFO [stderr] 11 |     pub fn new(term_a: Box<Node>, term_b: Box<Node>) -> Box<Node> {
Nov 17 15:24:20.077 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:24:20.077 INFO [stderr] 
Nov 17 15:24:20.077 INFO [stderr] warning: method is never used: `new`
Nov 17 15:24:20.077 INFO [stderr]   --> src/node/mul.rs:11:5
Nov 17 15:24:20.077 INFO [stderr]    |
Nov 17 15:24:20.077 INFO [stderr] 11 |     pub fn new(term_a: Box<Node>, term_b: Box<Node>) -> Box<Node> {
Nov 17 15:24:20.077 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 15:24:20.077 INFO [stderr] 
Nov 17 15:24:20.384 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
Nov 17 15:24:20.387 INFO [stderr] su: No module specific data is present
Nov 17 15:24:21.364 INFO running `"docker" "inspect" "85942510db14e7ae3ef1a8578a8fd7036dfdb22507a08811fa8ce6b1f918b69a"`
Nov 17 15:24:21.658 INFO running `"docker" "rm" "-f" "85942510db14e7ae3ef1a8578a8fd7036dfdb22507a08811fa8ce6b1f918b69a"`
Nov 17 15:24:21.942 INFO [stdout] 85942510db14e7ae3ef1a8578a8fd7036dfdb22507a08811fa8ce6b1f918b69a
Nov 17 15:24:21.949 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 15:24:22.391 INFO [stdout] 397318766cd9333ded5508b2f440fc9a60f6578bebf6c66dcb34bcacce3d7f2c
Nov 17 15:24:22.395 INFO running `"docker" "start" "-a" "397318766cd9333ded5508b2f440fc9a60f6578bebf6c66dcb34bcacce3d7f2c"`
Nov 17 15:24:23.601 INFO [stderr] usermod: no changes
Nov 17 15:24:23.671 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Nov 17 15:24:23.675 INFO [stderr]      Running /target/debug/deps/flow-26c964dd4215d417
Nov 17 15:24:23.679 INFO [stdout] 
Nov 17 15:24:23.679 INFO [stdout] running 0 tests
Nov 17 15:24:23.679 INFO [stdout] 
Nov 17 15:24:23.679 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 15:24:23.679 INFO [stdout] 
Nov 17 15:24:23.682 INFO [stderr] su: No module specific data is present
Nov 17 15:24:24.468 INFO running `"docker" "inspect" "397318766cd9333ded5508b2f440fc9a60f6578bebf6c66dcb34bcacce3d7f2c"`
Nov 17 15:24:24.819 INFO running `"docker" "rm" "-f" "397318766cd9333ded5508b2f440fc9a60f6578bebf6c66dcb34bcacce3d7f2c"`
Nov 17 15:24:25.162 INFO [stdout] 397318766cd9333ded5508b2f440fc9a60f6578bebf6c66dcb34bcacce3d7f2c