Nov 28 07:46:43.951 INFO checking chrisshyi/kosarajuSCC against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 07:46:43.953 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-alt check --frozen --all --all-targets" "-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 28 07:46:44.434 INFO [stdout] 2e9cb3b36793224ffb3a1633c2cb30424a6ea9a365545637b184e77412dfef91
Nov 28 07:46:44.436 INFO running `"docker" "start" "-a" "2e9cb3b36793224ffb3a1633c2cb30424a6ea9a365545637b184e77412dfef91"`
Nov 28 07:46:46.252 INFO [stderr] usermod: no changes
Nov 28 07:46:46.336 INFO [stderr]     Checking kosarajuSCC v0.1.0 (/source)
Nov 28 07:46:47.269 INFO [stderr] warning: value assigned to `tail_vertx` is never read
Nov 28 07:46:47.269 INFO [stderr]   --> src/lib.rs:34:14
Nov 28 07:46:47.269 INFO [stderr]    |
Nov 28 07:46:47.270 INFO [stderr] 34 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Nov 28 07:46:47.270 INFO [stderr]    |              ^^^^^^^^^^
Nov 28 07:46:47.270 INFO [stderr]    |
Nov 28 07:46:47.270 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 28 07:46:47.271 INFO [stderr] 
Nov 28 07:46:47.271 INFO [stderr] warning: value assigned to `head_vertx` is never read
Nov 28 07:46:47.271 INFO [stderr]   --> src/lib.rs:34:30
Nov 28 07:46:47.271 INFO [stderr]    |
Nov 28 07:46:47.272 INFO [stderr] 34 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Nov 28 07:46:47.272 INFO [stderr]    |                              ^^^^^^^^^^
Nov 28 07:46:47.272 INFO [stderr] 
Nov 28 07:46:47.273 INFO [stderr] warning: value assigned to `tail_vertx` is never read
Nov 28 07:46:47.273 INFO [stderr]    --> src/lib.rs:137:14
Nov 28 07:46:47.273 INFO [stderr]     |
Nov 28 07:46:47.273 INFO [stderr] 137 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Nov 28 07:46:47.274 INFO [stderr]     |              ^^^^^^^^^^
Nov 28 07:46:47.274 INFO [stderr] 
Nov 28 07:46:47.274 INFO [stderr] warning: value assigned to `head_vertx` is never read
Nov 28 07:46:47.274 INFO [stderr]    --> src/lib.rs:137:30
Nov 28 07:46:47.275 INFO [stderr]     |
Nov 28 07:46:47.275 INFO [stderr] 137 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Nov 28 07:46:47.275 INFO [stderr]     |                              ^^^^^^^^^^
Nov 28 07:46:47.275 INFO [stderr] 
Nov 28 07:46:47.276 INFO [stderr] warning: value assigned to `tail_vertx` is never read
Nov 28 07:46:47.276 INFO [stderr]   --> src/lib.rs:34:14
Nov 28 07:46:47.276 INFO [stderr]    |
Nov 28 07:46:47.276 INFO [stderr] 34 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Nov 28 07:46:47.277 INFO [stderr]    |              ^^^^^^^^^^
Nov 28 07:46:47.277 INFO [stderr]    |
Nov 28 07:46:47.277 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 28 07:46:47.277 INFO [stderr] 
Nov 28 07:46:47.277 INFO [stderr] warning: value assigned to `head_vertx` is never read
Nov 28 07:46:47.278 INFO [stderr]   --> src/lib.rs:34:30
Nov 28 07:46:47.278 INFO [stderr]    |
Nov 28 07:46:47.278 INFO [stderr] 34 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Nov 28 07:46:47.279 INFO [stderr]    |                              ^^^^^^^^^^
Nov 28 07:46:47.279 INFO [stderr] 
Nov 28 07:46:47.280 INFO [stderr] warning: value assigned to `tail_vertx` is never read
Nov 28 07:46:47.280 INFO [stderr]    --> src/lib.rs:137:14
Nov 28 07:46:47.280 INFO [stderr]     |
Nov 28 07:46:47.280 INFO [stderr] 137 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Nov 28 07:46:47.281 INFO [stderr]     |              ^^^^^^^^^^
Nov 28 07:46:47.281 INFO [stderr] 
Nov 28 07:46:47.281 INFO [stderr] warning: value assigned to `head_vertx` is never read
Nov 28 07:46:47.281 INFO [stderr]    --> src/lib.rs:137:30
Nov 28 07:46:47.282 INFO [stderr]     |
Nov 28 07:46:47.282 INFO [stderr] 137 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Nov 28 07:46:47.282 INFO [stderr]     |                              ^^^^^^^^^^
Nov 28 07:46:47.282 INFO [stderr] 
Nov 28 07:46:47.284 INFO [stderr] warning: crate `kosarajuSCC` should have a snake case name such as `kosaraju_scc`
Nov 28 07:46:47.285 INFO [stderr]   |
Nov 28 07:46:47.285 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 28 07:46:47.285 INFO [stderr] 
Nov 28 07:46:47.333 INFO [stderr] warning: crate `kosarajuSCC` should have a snake case name such as `kosaraju_scc`
Nov 28 07:46:47.333 INFO [stderr]   |
Nov 28 07:46:47.333 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 28 07:46:47.333 INFO [stderr] 
Nov 28 07:46:48.033 INFO [stderr] warning: unused import: `std::fs::File`
Nov 28 07:46:48.033 INFO [stderr]  --> src/main.rs:2:5
Nov 28 07:46:48.033 INFO [stderr]   |
Nov 28 07:46:48.034 INFO [stderr] 2 | use std::fs::File;
Nov 28 07:46:48.034 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 28 07:46:48.034 INFO [stderr]   |
Nov 28 07:46:48.034 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 07:46:48.035 INFO [stderr] 
Nov 28 07:46:48.094 INFO [stderr] warning: crate `kosarajuSCC` should have a snake case name such as `kosaraju_scc`
Nov 28 07:46:48.094 INFO [stderr]   |
Nov 28 07:46:48.094 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 28 07:46:48.094 INFO [stderr] 
Nov 28 07:46:48.165 INFO [stderr] warning: unused import: `std::fs::File`
Nov 28 07:46:48.165 INFO [stderr]  --> src/main.rs:2:5
Nov 28 07:46:48.165 INFO [stderr]   |
Nov 28 07:46:48.166 INFO [stderr] 2 | use std::fs::File;
Nov 28 07:46:48.166 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 28 07:46:48.166 INFO [stderr]   |
Nov 28 07:46:48.167 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 07:46:48.167 INFO [stderr] 
Nov 28 07:46:48.217 INFO [stderr] warning: crate `kosarajuSCC` should have a snake case name such as `kosaraju_scc`
Nov 28 07:46:48.217 INFO [stderr]   |
Nov 28 07:46:48.217 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 28 07:46:48.218 INFO [stderr] 
Nov 28 07:46:48.249 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.97s
Nov 28 07:46:48.251 INFO [stderr] su: No module specific data is present
Nov 28 07:46:48.956 INFO running `"docker" "inspect" "2e9cb3b36793224ffb3a1633c2cb30424a6ea9a365545637b184e77412dfef91"`
Nov 28 07:46:49.318 INFO running `"docker" "rm" "-f" "2e9cb3b36793224ffb3a1633c2cb30424a6ea9a365545637b184e77412dfef91"`
Nov 28 07:46:49.576 INFO [stdout] 2e9cb3b36793224ffb3a1633c2cb30424a6ea9a365545637b184e77412dfef91