Dec 06 12:20:17.988 INFO testing Lait-au-Cafe/change_rings against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 12:20:17.988 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 12:20:18.215 INFO [stdout] eb4608b3bf82cc8a2afbaec540109fa935ed88e8a5239c84f11f598d4cf19506
Dec 06 12:20:18.219 INFO running `"docker" "start" "-a" "eb4608b3bf82cc8a2afbaec540109fa935ed88e8a5239c84f11f598d4cf19506"`
Dec 06 12:20:18.750 INFO [stderr] usermod: no changes
Dec 06 12:20:18.804 INFO [stderr]    Compiling change_rings v0.1.0 (/source)
Dec 06 12:20:19.664 INFO [stderr] warning: function is never used: `display`
Dec 06 12:20:19.664 INFO [stderr]   --> src/node.rs:38:1
Dec 06 12:20:19.664 INFO [stderr]    |
Dec 06 12:20:19.664 INFO [stderr] 38 | pub fn display(node_list: NodeList) {
Dec 06 12:20:19.664 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 12:20:19.664 INFO [stderr]    |
Dec 06 12:20:19.664 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 12:20:19.664 INFO [stderr] 
Dec 06 12:20:19.664 INFO [stderr] warning: function is never used: `display2`
Dec 06 12:20:19.664 INFO [stderr]   --> src/node.rs:61:1
Dec 06 12:20:19.664 INFO [stderr]    |
Dec 06 12:20:19.664 INFO [stderr] 61 | / pub fn display2(
Dec 06 12:20:19.664 INFO [stderr] 62 | |     node_list: &NodeList, 
Dec 06 12:20:19.664 INFO [stderr] 63 | |     n: usize
Dec 06 12:20:19.664 INFO [stderr] 64 | | ) {
Dec 06 12:20:19.664 INFO [stderr] ...  |
Dec 06 12:20:19.664 INFO [stderr] 84 | |     }
Dec 06 12:20:19.664 INFO [stderr] 85 | | }
Dec 06 12:20:19.664 INFO [stderr]    | |_^
Dec 06 12:20:19.664 INFO [stderr] 
Dec 06 12:20:20.662 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
Dec 06 12:20:20.665 INFO [stderr] su: No module specific data is present
Dec 06 12:20:20.955 INFO running `"docker" "inspect" "eb4608b3bf82cc8a2afbaec540109fa935ed88e8a5239c84f11f598d4cf19506"`
Dec 06 12:20:21.046 INFO running `"docker" "rm" "-f" "eb4608b3bf82cc8a2afbaec540109fa935ed88e8a5239c84f11f598d4cf19506"`
Dec 06 12:20:21.133 INFO [stdout] eb4608b3bf82cc8a2afbaec540109fa935ed88e8a5239c84f11f598d4cf19506
Dec 06 12:20:21.135 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 12:20:21.345 INFO [stdout] dc3f2070d3998d23bb2809b8a0f7a3592b5d0d83dea792c04af70bb6a0cd4956
Dec 06 12:20:21.347 INFO running `"docker" "start" "-a" "dc3f2070d3998d23bb2809b8a0f7a3592b5d0d83dea792c04af70bb6a0cd4956"`
Dec 06 12:20:21.732 INFO [stderr] usermod: no changes
Dec 06 12:20:21.775 INFO [stderr]    Compiling change_rings v0.1.0 (/source)
Dec 06 12:20:22.678 INFO [stderr] warning: function is never used: `display`
Dec 06 12:20:22.678 INFO [stderr]   --> src/node.rs:38:1
Dec 06 12:20:22.678 INFO [stderr]    |
Dec 06 12:20:22.678 INFO [stderr] 38 | pub fn display(node_list: NodeList) {
Dec 06 12:20:22.678 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 12:20:22.678 INFO [stderr]    |
Dec 06 12:20:22.678 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 12:20:22.678 INFO [stderr] 
Dec 06 12:20:22.678 INFO [stderr] warning: function is never used: `display2`
Dec 06 12:20:22.678 INFO [stderr]   --> src/node.rs:61:1
Dec 06 12:20:22.678 INFO [stderr]    |
Dec 06 12:20:22.678 INFO [stderr] 61 | / pub fn display2(
Dec 06 12:20:22.678 INFO [stderr] 62 | |     node_list: &NodeList, 
Dec 06 12:20:22.678 INFO [stderr] 63 | |     n: usize
Dec 06 12:20:22.678 INFO [stderr] 64 | | ) {
Dec 06 12:20:22.678 INFO [stderr] ...  |
Dec 06 12:20:22.678 INFO [stderr] 84 | |     }
Dec 06 12:20:22.678 INFO [stderr] 85 | | }
Dec 06 12:20:22.678 INFO [stderr]    | |_^
Dec 06 12:20:22.678 INFO [stderr] 
Dec 06 12:20:22.878 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
Dec 06 12:20:22.880 INFO [stderr] su: No module specific data is present
Dec 06 12:20:23.186 INFO running `"docker" "inspect" "dc3f2070d3998d23bb2809b8a0f7a3592b5d0d83dea792c04af70bb6a0cd4956"`
Dec 06 12:20:23.284 INFO running `"docker" "rm" "-f" "dc3f2070d3998d23bb2809b8a0f7a3592b5d0d83dea792c04af70bb6a0cd4956"`
Dec 06 12:20:23.372 INFO [stdout] dc3f2070d3998d23bb2809b8a0f7a3592b5d0d83dea792c04af70bb6a0cd4956
Dec 06 12:20:23.378 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 12:20:23.596 INFO [stdout] 639f98f64d008598f11cfcfda826672e87d2f4e7a12f213ba3e739ee1b0c6aea
Dec 06 12:20:23.602 INFO running `"docker" "start" "-a" "639f98f64d008598f11cfcfda826672e87d2f4e7a12f213ba3e739ee1b0c6aea"`
Dec 06 12:20:24.215 INFO [stderr] usermod: no changes
Dec 06 12:20:24.271 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 06 12:20:24.282 INFO [stderr]      Running /target/debug/deps/change_rings-a3c7a2ad41f5cabf
Dec 06 12:20:24.284 INFO [stdout] 
Dec 06 12:20:24.284 INFO [stdout] running 0 tests
Dec 06 12:20:24.284 INFO [stdout] 
Dec 06 12:20:24.284 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 12:20:24.284 INFO [stdout] 
Dec 06 12:20:24.286 INFO [stderr] su: No module specific data is present
Dec 06 12:20:24.550 INFO running `"docker" "inspect" "639f98f64d008598f11cfcfda826672e87d2f4e7a12f213ba3e739ee1b0c6aea"`
Dec 06 12:20:24.674 INFO running `"docker" "rm" "-f" "639f98f64d008598f11cfcfda826672e87d2f4e7a12f213ba3e739ee1b0c6aea"`
Dec 06 12:20:24.765 INFO [stdout] 639f98f64d008598f11cfcfda826672e87d2f4e7a12f213ba3e739ee1b0c6aea