Dec 07 11:59:37.055 INFO testing graph-0.0.2 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 11:59:37.056 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 07 11:59:37.295 INFO [stdout] 9a5246f9f78e063a802a04d794d0cb551dfee43df96c2348ac417ca95ece8279
Dec 07 11:59:37.297 INFO running `"docker" "start" "-a" "9a5246f9f78e063a802a04d794d0cb551dfee43df96c2348ac417ca95ece8279"`
Dec 07 11:59:37.880 INFO [stderr] usermod: no changes
Dec 07 11:59:37.901 INFO [stderr]    Compiling graph v0.0.2 (/source)
Dec 07 11:59:38.436 INFO [stderr] warning: struct is never constructed: `Node`
Dec 07 11:59:38.436 INFO [stderr]  --> src/lib.rs:1:1
Dec 07 11:59:38.436 INFO [stderr]   |
Dec 07 11:59:38.436 INFO [stderr] 1 | struct Node;
Dec 07 11:59:38.436 INFO [stderr]   | ^^^^^^^^^^^^
Dec 07 11:59:38.436 INFO [stderr]   |
Dec 07 11:59:38.436 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 07 11:59:38.436 INFO [stderr] 
Dec 07 11:59:38.436 INFO [stderr] warning: struct is never constructed: `Edge`
Dec 07 11:59:38.436 INFO [stderr]  --> src/lib.rs:3:1
Dec 07 11:59:38.436 INFO [stderr]   |
Dec 07 11:59:38.436 INFO [stderr] 3 | struct Edge;
Dec 07 11:59:38.436 INFO [stderr]   | ^^^^^^^^^^^^
Dec 07 11:59:38.436 INFO [stderr] 
Dec 07 11:59:38.436 INFO [stderr] warning: struct is never constructed: `Graph`
Dec 07 11:59:38.436 INFO [stderr]  --> src/lib.rs:5:1
Dec 07 11:59:38.436 INFO [stderr]   |
Dec 07 11:59:38.436 INFO [stderr] 5 | struct Graph;
Dec 07 11:59:38.436 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 07 11:59:38.436 INFO [stderr] 
Dec 07 11:59:38.453 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
Dec 07 11:59:38.457 INFO [stderr] su: No module specific data is present
Dec 07 11:59:38.774 INFO running `"docker" "inspect" "9a5246f9f78e063a802a04d794d0cb551dfee43df96c2348ac417ca95ece8279"`
Dec 07 11:59:38.857 INFO running `"docker" "rm" "-f" "9a5246f9f78e063a802a04d794d0cb551dfee43df96c2348ac417ca95ece8279"`
Dec 07 11:59:39.028 INFO [stdout] 9a5246f9f78e063a802a04d794d0cb551dfee43df96c2348ac417ca95ece8279
Dec 07 11:59:39.040 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 07 11:59:39.214 INFO [stdout] bef57f222efac2096fb283b47519047e0e817105bc244709ebcb8f29cfa63ddc
Dec 07 11:59:39.220 INFO running `"docker" "start" "-a" "bef57f222efac2096fb283b47519047e0e817105bc244709ebcb8f29cfa63ddc"`
Dec 07 11:59:39.726 INFO [stderr] usermod: no changes
Dec 07 11:59:39.769 INFO [stderr]    Compiling graph v0.0.2 (/source)
Dec 07 11:59:40.360 INFO [stderr] warning: struct is never constructed: `Node`
Dec 07 11:59:40.360 INFO [stderr]  --> src/lib.rs:1:1
Dec 07 11:59:40.360 INFO [stderr]   |
Dec 07 11:59:40.360 INFO [stderr] 1 | struct Node;
Dec 07 11:59:40.360 INFO [stderr]   | ^^^^^^^^^^^^
Dec 07 11:59:40.360 INFO [stderr]   |
Dec 07 11:59:40.360 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 07 11:59:40.360 INFO [stderr] 
Dec 07 11:59:40.360 INFO [stderr] warning: struct is never constructed: `Edge`
Dec 07 11:59:40.360 INFO [stderr]  --> src/lib.rs:3:1
Dec 07 11:59:40.360 INFO [stderr]   |
Dec 07 11:59:40.360 INFO [stderr] 3 | struct Edge;
Dec 07 11:59:40.360 INFO [stderr]   | ^^^^^^^^^^^^
Dec 07 11:59:40.361 INFO [stderr] 
Dec 07 11:59:40.361 INFO [stderr] warning: struct is never constructed: `Graph`
Dec 07 11:59:40.361 INFO [stderr]  --> src/lib.rs:5:1
Dec 07 11:59:40.361 INFO [stderr]   |
Dec 07 11:59:40.361 INFO [stderr] 5 | struct Graph;
Dec 07 11:59:40.361 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 07 11:59:40.361 INFO [stderr] 
Dec 07 11:59:40.688 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
Dec 07 11:59:40.691 INFO [stderr] su: No module specific data is present
Dec 07 11:59:41.084 INFO running `"docker" "inspect" "bef57f222efac2096fb283b47519047e0e817105bc244709ebcb8f29cfa63ddc"`
Dec 07 11:59:41.248 INFO running `"docker" "rm" "-f" "bef57f222efac2096fb283b47519047e0e817105bc244709ebcb8f29cfa63ddc"`
Dec 07 11:59:41.450 INFO [stdout] bef57f222efac2096fb283b47519047e0e817105bc244709ebcb8f29cfa63ddc
Dec 07 11:59:41.454 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 07 11:59:41.708 INFO [stdout] f9d9fafbd835a33162d44125d57be8115cfca27e64bb02a175fd83cf7c71aefc
Dec 07 11:59:41.712 INFO running `"docker" "start" "-a" "f9d9fafbd835a33162d44125d57be8115cfca27e64bb02a175fd83cf7c71aefc"`
Dec 07 11:59:42.320 INFO [stderr] usermod: no changes
Dec 07 11:59:42.359 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 07 11:59:42.365 INFO [stderr]      Running /target/debug/deps/graph-2546f25625c8a328
Dec 07 11:59:42.374 INFO [stdout] 
Dec 07 11:59:42.374 INFO [stdout] running 0 tests
Dec 07 11:59:42.374 INFO [stdout] 
Dec 07 11:59:42.374 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 11:59:42.374 INFO [stdout] 
Dec 07 11:59:42.376 INFO [stderr]    Doc-tests graph
Dec 07 11:59:43.247 INFO [stdout] 
Dec 07 11:59:43.247 INFO [stdout] running 0 tests
Dec 07 11:59:43.247 INFO [stdout] 
Dec 07 11:59:43.247 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 11:59:43.247 INFO [stdout] 
Dec 07 11:59:43.255 INFO [stderr] su: No module specific data is present
Dec 07 11:59:43.777 INFO running `"docker" "inspect" "f9d9fafbd835a33162d44125d57be8115cfca27e64bb02a175fd83cf7c71aefc"`
Dec 07 11:59:44.084 INFO running `"docker" "rm" "-f" "f9d9fafbd835a33162d44125d57be8115cfca27e64bb02a175fd83cf7c71aefc"`
Dec 07 11:59:44.315 INFO [stdout] f9d9fafbd835a33162d44125d57be8115cfca27e64bb02a175fd83cf7c71aefc