Dec 07 11:59:31.797 INFO testing graph-0.0.2 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 11:59:31.797 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 11:59:31.969 INFO [stdout] 9d576cf8464084b788a770e2b93a26ee61b6cc4975946875b10231b0e161998b
Dec 07 11:59:31.971 INFO running `"docker" "start" "-a" "9d576cf8464084b788a770e2b93a26ee61b6cc4975946875b10231b0e161998b"`
Dec 07 11:59:32.426 INFO [stderr] usermod: no changes
Dec 07 11:59:32.464 INFO [stderr]    Compiling graph v0.0.2 (/source)
Dec 07 11:59:32.877 INFO [stderr] warning: struct is never constructed: `Node`
Dec 07 11:59:32.877 INFO [stderr]  --> src/lib.rs:1:1
Dec 07 11:59:32.877 INFO [stderr]   |
Dec 07 11:59:32.877 INFO [stderr] 1 | struct Node;
Dec 07 11:59:32.877 INFO [stderr]   | ^^^^^^^^^^^^
Dec 07 11:59:32.877 INFO [stderr]   |
Dec 07 11:59:32.877 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 07 11:59:32.877 INFO [stderr] 
Dec 07 11:59:32.877 INFO [stderr] warning: struct is never constructed: `Edge`
Dec 07 11:59:32.877 INFO [stderr]  --> src/lib.rs:3:1
Dec 07 11:59:32.877 INFO [stderr]   |
Dec 07 11:59:32.877 INFO [stderr] 3 | struct Edge;
Dec 07 11:59:32.877 INFO [stderr]   | ^^^^^^^^^^^^
Dec 07 11:59:32.877 INFO [stderr] 
Dec 07 11:59:32.877 INFO [stderr] warning: struct is never constructed: `Graph`
Dec 07 11:59:32.877 INFO [stderr]  --> src/lib.rs:5:1
Dec 07 11:59:32.877 INFO [stderr]   |
Dec 07 11:59:32.877 INFO [stderr] 5 | struct Graph;
Dec 07 11:59:32.877 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 07 11:59:32.877 INFO [stderr] 
Dec 07 11:59:32.886 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
Dec 07 11:59:32.892 INFO [stderr] su: No module specific data is present
Dec 07 11:59:33.228 INFO running `"docker" "inspect" "9d576cf8464084b788a770e2b93a26ee61b6cc4975946875b10231b0e161998b"`
Dec 07 11:59:33.366 INFO running `"docker" "rm" "-f" "9d576cf8464084b788a770e2b93a26ee61b6cc4975946875b10231b0e161998b"`
Dec 07 11:59:33.495 INFO [stdout] 9d576cf8464084b788a770e2b93a26ee61b6cc4975946875b10231b0e161998b
Dec 07 11:59:33.497 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 11:59:33.731 INFO [stdout] 65be6e4017032af96e3f24e7a349fb80d1443499f81a967e22ac0675682c89e6
Dec 07 11:59:33.733 INFO running `"docker" "start" "-a" "65be6e4017032af96e3f24e7a349fb80d1443499f81a967e22ac0675682c89e6"`
Dec 07 11:59:34.403 INFO [stderr] usermod: no changes
Dec 07 11:59:34.446 INFO [stderr]    Compiling graph v0.0.2 (/source)
Dec 07 11:59:35.041 INFO [stderr] warning: struct is never constructed: `Node`
Dec 07 11:59:35.041 INFO [stderr]  --> src/lib.rs:1:1
Dec 07 11:59:35.041 INFO [stderr]   |
Dec 07 11:59:35.041 INFO [stderr] 1 | struct Node;
Dec 07 11:59:35.041 INFO [stderr]   | ^^^^^^^^^^^^
Dec 07 11:59:35.041 INFO [stderr]   |
Dec 07 11:59:35.041 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 07 11:59:35.041 INFO [stderr] 
Dec 07 11:59:35.041 INFO [stderr] warning: struct is never constructed: `Edge`
Dec 07 11:59:35.041 INFO [stderr]  --> src/lib.rs:3:1
Dec 07 11:59:35.041 INFO [stderr]   |
Dec 07 11:59:35.041 INFO [stderr] 3 | struct Edge;
Dec 07 11:59:35.041 INFO [stderr]   | ^^^^^^^^^^^^
Dec 07 11:59:35.041 INFO [stderr] 
Dec 07 11:59:35.041 INFO [stderr] warning: struct is never constructed: `Graph`
Dec 07 11:59:35.041 INFO [stderr]  --> src/lib.rs:5:1
Dec 07 11:59:35.041 INFO [stderr]   |
Dec 07 11:59:35.041 INFO [stderr] 5 | struct Graph;
Dec 07 11:59:35.041 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 07 11:59:35.041 INFO [stderr] 
Dec 07 11:59:35.417 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Dec 07 11:59:35.420 INFO [stderr] su: No module specific data is present
Dec 07 11:59:35.986 INFO running `"docker" "inspect" "65be6e4017032af96e3f24e7a349fb80d1443499f81a967e22ac0675682c89e6"`
Dec 07 11:59:36.133 INFO running `"docker" "rm" "-f" "65be6e4017032af96e3f24e7a349fb80d1443499f81a967e22ac0675682c89e6"`
Dec 07 11:59:36.270 INFO [stdout] 65be6e4017032af96e3f24e7a349fb80d1443499f81a967e22ac0675682c89e6
Dec 07 11:59:36.274 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 11:59:36.508 INFO [stdout] 0a65099bd7969b26cd8e23b54020885c85a928d3b3315d9d026962edddd2f86e
Dec 07 11:59:36.512 INFO running `"docker" "start" "-a" "0a65099bd7969b26cd8e23b54020885c85a928d3b3315d9d026962edddd2f86e"`
Dec 07 11:59:37.285 INFO [stderr] usermod: no changes
Dec 07 11:59:37.310 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 07 11:59:37.313 INFO [stderr]      Running /target/debug/deps/graph-c174e3dcfad06b56
Dec 07 11:59:37.318 INFO [stdout] 
Dec 07 11:59:37.318 INFO [stdout] running 0 tests
Dec 07 11:59:37.318 INFO [stdout] 
Dec 07 11:59:37.318 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 11:59:37.318 INFO [stdout] 
Dec 07 11:59:37.318 INFO [stderr]    Doc-tests graph
Dec 07 11:59:38.151 INFO [stdout] 
Dec 07 11:59:38.151 INFO [stdout] running 0 tests
Dec 07 11:59:38.151 INFO [stdout] 
Dec 07 11:59:38.151 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 11:59:38.151 INFO [stdout] 
Dec 07 11:59:38.151 INFO [stderr] su: No module specific data is present
Dec 07 11:59:38.526 INFO running `"docker" "inspect" "0a65099bd7969b26cd8e23b54020885c85a928d3b3315d9d026962edddd2f86e"`
Dec 07 11:59:38.669 INFO running `"docker" "rm" "-f" "0a65099bd7969b26cd8e23b54020885c85a928d3b3315d9d026962edddd2f86e"`
Dec 07 11:59:38.796 INFO [stdout] 0a65099bd7969b26cd8e23b54020885c85a928d3b3315d9d026962edddd2f86e