Oct 12 23:38:57.423 INFO checking chrisshyi/kosarajuSCC against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 23:38:57.424 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 23:38:57.902 INFO blam! be4fa8a6dba2811a76927764cc8f720afe8f5c712893d7f524eeac3862a88bf0
Oct 12 23:38:57.902 INFO running `"docker" "start" "-a" "be4fa8a6dba2811a76927764cc8f720afe8f5c712893d7f524eeac3862a88bf0"`
Oct 12 23:38:59.565 INFO kablam! usermod: no changes
Oct 12 23:38:59.652 INFO kablam!     Checking kosarajuSCC v0.1.0 (/source)
Oct 12 23:39:00.272 INFO kablam! warning: value assigned to `tail_vertx` is never read
Oct 12 23:39:00.272 INFO kablam!   --> src/lib.rs:34:14
Oct 12 23:39:00.272 INFO kablam!    |
Oct 12 23:39:00.272 INFO kablam! 34 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Oct 12 23:39:00.272 INFO kablam!    |              ^^^^^^^^^^
Oct 12 23:39:00.272 INFO kablam!    |
Oct 12 23:39:00.272 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 12 23:39:00.272 INFO kablam! 
Oct 12 23:39:00.272 INFO kablam! warning: value assigned to `head_vertx` is never read
Oct 12 23:39:00.272 INFO kablam!   --> src/lib.rs:34:30
Oct 12 23:39:00.272 INFO kablam!    |
Oct 12 23:39:00.272 INFO kablam! 34 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Oct 12 23:39:00.272 INFO kablam!    |                              ^^^^^^^^^^
Oct 12 23:39:00.272 INFO kablam! 
Oct 12 23:39:00.272 INFO kablam! warning: value assigned to `tail_vertx` is never read
Oct 12 23:39:00.272 INFO kablam!    --> src/lib.rs:137:14
Oct 12 23:39:00.272 INFO kablam!     |
Oct 12 23:39:00.272 INFO kablam! 137 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Oct 12 23:39:00.272 INFO kablam!     |              ^^^^^^^^^^
Oct 12 23:39:00.272 INFO kablam! 
Oct 12 23:39:00.272 INFO kablam! warning: value assigned to `head_vertx` is never read
Oct 12 23:39:00.272 INFO kablam!    --> src/lib.rs:137:30
Oct 12 23:39:00.272 INFO kablam!     |
Oct 12 23:39:00.272 INFO kablam! 137 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Oct 12 23:39:00.272 INFO kablam!     |                              ^^^^^^^^^^
Oct 12 23:39:00.272 INFO kablam! 
Oct 12 23:39:00.300 INFO kablam! warning: crate `kosarajuSCC` should have a snake case name such as `kosaraju_scc`
Oct 12 23:39:00.300 INFO kablam!   |
Oct 12 23:39:00.300 INFO kablam!   = note: #[warn(non_snake_case)] on by default
Oct 12 23:39:00.300 INFO kablam! 
Oct 12 23:39:01.088 INFO kablam! warning: value assigned to `tail_vertx` is never read
Oct 12 23:39:01.088 INFO kablam!   --> src/lib.rs:34:14
Oct 12 23:39:01.088 INFO kablam!    |
Oct 12 23:39:01.088 INFO kablam! 34 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Oct 12 23:39:01.088 INFO kablam!    |              ^^^^^^^^^^
Oct 12 23:39:01.088 INFO kablam!    |
Oct 12 23:39:01.088 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 12 23:39:01.088 INFO kablam! 
Oct 12 23:39:01.088 INFO kablam! warning: value assigned to `head_vertx` is never read
Oct 12 23:39:01.088 INFO kablam!   --> src/lib.rs:34:30
Oct 12 23:39:01.088 INFO kablam!    |
Oct 12 23:39:01.088 INFO kablam! 34 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Oct 12 23:39:01.088 INFO kablam!    |                              ^^^^^^^^^^
Oct 12 23:39:01.088 INFO kablam! 
Oct 12 23:39:01.088 INFO kablam! warning: value assigned to `tail_vertx` is never read
Oct 12 23:39:01.088 INFO kablam!    --> src/lib.rs:137:14
Oct 12 23:39:01.088 INFO kablam!     |
Oct 12 23:39:01.088 INFO kablam! 137 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Oct 12 23:39:01.088 INFO kablam!     |              ^^^^^^^^^^
Oct 12 23:39:01.088 INFO kablam! 
Oct 12 23:39:01.088 INFO kablam! warning: value assigned to `head_vertx` is never read
Oct 12 23:39:01.088 INFO kablam!    --> src/lib.rs:137:30
Oct 12 23:39:01.088 INFO kablam!     |
Oct 12 23:39:01.088 INFO kablam! 137 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Oct 12 23:39:01.088 INFO kablam!     |                              ^^^^^^^^^^
Oct 12 23:39:01.088 INFO kablam! 
Oct 12 23:39:01.192 INFO kablam! warning: crate `kosarajuSCC` should have a snake case name such as `kosaraju_scc`
Oct 12 23:39:01.193 INFO kablam!   |
Oct 12 23:39:01.193 INFO kablam!   = note: #[warn(non_snake_case)] on by default
Oct 12 23:39:01.193 INFO kablam! 
Oct 12 23:39:01.245 INFO kablam! warning: unused import: `std::fs::File`
Oct 12 23:39:01.245 INFO kablam!  --> src/main.rs:2:5
Oct 12 23:39:01.245 INFO kablam!   |
Oct 12 23:39:01.246 INFO kablam! 2 | use std::fs::File;
Oct 12 23:39:01.246 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 12 23:39:01.246 INFO kablam!   |
Oct 12 23:39:01.246 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 23:39:01.246 INFO kablam! 
Oct 12 23:39:01.336 INFO kablam! warning: crate `kosarajuSCC` should have a snake case name such as `kosaraju_scc`
Oct 12 23:39:01.336 INFO kablam!   |
Oct 12 23:39:01.336 INFO kablam!   = note: #[warn(non_snake_case)] on by default
Oct 12 23:39:01.336 INFO kablam! 
Oct 12 23:39:01.464 INFO kablam! warning: unused import: `std::fs::File`
Oct 12 23:39:01.464 INFO kablam!  --> src/main.rs:2:5
Oct 12 23:39:01.464 INFO kablam!   |
Oct 12 23:39:01.464 INFO kablam! 2 | use std::fs::File;
Oct 12 23:39:01.464 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 12 23:39:01.464 INFO kablam!   |
Oct 12 23:39:01.464 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 23:39:01.464 INFO kablam! 
Oct 12 23:39:01.508 INFO kablam! warning: crate `kosarajuSCC` should have a snake case name such as `kosaraju_scc`
Oct 12 23:39:01.508 INFO kablam!   |
Oct 12 23:39:01.508 INFO kablam!   = note: #[warn(non_snake_case)] on by default
Oct 12 23:39:01.508 INFO kablam! 
Oct 12 23:39:01.541 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.94s
Oct 12 23:39:01.541 INFO kablam! su: No module specific data is present
Oct 12 23:39:02.319 INFO running `"docker" "rm" "-f" "be4fa8a6dba2811a76927764cc8f720afe8f5c712893d7f524eeac3862a88bf0"`
Oct 12 23:39:02.704 INFO blam! be4fa8a6dba2811a76927764cc8f720afe8f5c712893d7f524eeac3862a88bf0