Dec 01 21:39:50.516 INFO testing chrisshyi/kosarajuSCC against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 21:39:50.516 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 21:39:50.935 INFO [stdout] 8224b58bdaaad9d8c2b8ca3641b5bae3a7f549ec185731fce1e79f5c15b431d2
Dec 01 21:39:50.941 INFO running `"docker" "start" "-a" "8224b58bdaaad9d8c2b8ca3641b5bae3a7f549ec185731fce1e79f5c15b431d2"`
Dec 01 21:39:52.396 INFO [stderr] usermod: no changes
Dec 01 21:39:52.454 INFO [stderr]    Compiling kosarajuSCC v0.1.0 (/source)
Dec 01 21:39:52.936 INFO [stderr] warning: value assigned to `tail_vertx` is never read
Dec 01 21:39:52.936 INFO [stderr]   --> src/lib.rs:34:14
Dec 01 21:39:52.936 INFO [stderr]    |
Dec 01 21:39:52.936 INFO [stderr] 34 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Dec 01 21:39:52.936 INFO [stderr]    |              ^^^^^^^^^^
Dec 01 21:39:52.936 INFO [stderr]    |
Dec 01 21:39:52.936 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 01 21:39:52.936 INFO [stderr] 
Dec 01 21:39:52.936 INFO [stderr] warning: value assigned to `head_vertx` is never read
Dec 01 21:39:52.936 INFO [stderr]   --> src/lib.rs:34:30
Dec 01 21:39:52.936 INFO [stderr]    |
Dec 01 21:39:52.936 INFO [stderr] 34 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Dec 01 21:39:52.936 INFO [stderr]    |                              ^^^^^^^^^^
Dec 01 21:39:52.936 INFO [stderr] 
Dec 01 21:39:52.936 INFO [stderr] warning: value assigned to `tail_vertx` is never read
Dec 01 21:39:52.936 INFO [stderr]    --> src/lib.rs:137:14
Dec 01 21:39:52.936 INFO [stderr]     |
Dec 01 21:39:52.936 INFO [stderr] 137 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Dec 01 21:39:52.936 INFO [stderr]     |              ^^^^^^^^^^
Dec 01 21:39:52.936 INFO [stderr] 
Dec 01 21:39:52.936 INFO [stderr] warning: value assigned to `head_vertx` is never read
Dec 01 21:39:52.936 INFO [stderr]    --> src/lib.rs:137:30
Dec 01 21:39:52.936 INFO [stderr]     |
Dec 01 21:39:52.936 INFO [stderr] 137 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Dec 01 21:39:52.936 INFO [stderr]     |                              ^^^^^^^^^^
Dec 01 21:39:52.936 INFO [stderr] 
Dec 01 21:39:52.959 INFO [stderr] warning: crate `kosarajuSCC` should have a snake case name such as `kosaraju_scc`
Dec 01 21:39:52.959 INFO [stderr]   |
Dec 01 21:39:52.959 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 01 21:39:52.959 INFO [stderr] 
Dec 01 21:39:54.535 INFO [stderr] warning: unused import: `std::fs::File`
Dec 01 21:39:54.535 INFO [stderr]  --> src/main.rs:2:5
Dec 01 21:39:54.535 INFO [stderr]   |
Dec 01 21:39:54.535 INFO [stderr] 2 | use std::fs::File;
Dec 01 21:39:54.535 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 01 21:39:54.535 INFO [stderr]   |
Dec 01 21:39:54.535 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 01 21:39:54.535 INFO [stderr] 
Dec 01 21:39:54.555 INFO [stderr] warning: crate `kosarajuSCC` should have a snake case name such as `kosaraju_scc`
Dec 01 21:39:54.555 INFO [stderr]   |
Dec 01 21:39:54.555 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 01 21:39:54.555 INFO [stderr] 
Dec 01 21:39:55.407 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.97s
Dec 01 21:39:55.409 INFO [stderr] su: No module specific data is present
Dec 01 21:39:56.214 INFO running `"docker" "inspect" "8224b58bdaaad9d8c2b8ca3641b5bae3a7f549ec185731fce1e79f5c15b431d2"`
Dec 01 21:39:56.621 INFO running `"docker" "rm" "-f" "8224b58bdaaad9d8c2b8ca3641b5bae3a7f549ec185731fce1e79f5c15b431d2"`
Dec 01 21:39:56.999 INFO [stdout] 8224b58bdaaad9d8c2b8ca3641b5bae3a7f549ec185731fce1e79f5c15b431d2
Dec 01 21:39:57.015 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 21:39:57.488 INFO [stdout] e85d3b8e8662071bbb248721911601d023bf0e7b6c257094e523686f1ead62f6
Dec 01 21:39:57.497 INFO running `"docker" "start" "-a" "e85d3b8e8662071bbb248721911601d023bf0e7b6c257094e523686f1ead62f6"`
Dec 01 21:39:58.516 INFO [stderr] usermod: no changes
Dec 01 21:39:58.615 INFO [stderr]    Compiling kosarajuSCC v0.1.0 (/source)
Dec 01 21:39:59.315 INFO [stderr] warning: unused import: `std::fs::File`
Dec 01 21:39:59.315 INFO [stderr]  --> src/main.rs:2:5
Dec 01 21:39:59.315 INFO [stderr]   |
Dec 01 21:39:59.315 INFO [stderr] 2 | use std::fs::File;
Dec 01 21:39:59.315 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 01 21:39:59.315 INFO [stderr]   |
Dec 01 21:39:59.315 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 01 21:39:59.315 INFO [stderr] 
Dec 01 21:39:59.423 INFO [stderr] warning: crate `kosarajuSCC` should have a snake case name such as `kosaraju_scc`
Dec 01 21:39:59.423 INFO [stderr]   |
Dec 01 21:39:59.423 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 01 21:39:59.423 INFO [stderr] 
Dec 01 21:39:59.497 INFO [stderr] warning: value assigned to `tail_vertx` is never read
Dec 01 21:39:59.497 INFO [stderr]   --> src/lib.rs:34:14
Dec 01 21:39:59.497 INFO [stderr]    |
Dec 01 21:39:59.497 INFO [stderr] 34 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Dec 01 21:39:59.497 INFO [stderr]    |              ^^^^^^^^^^
Dec 01 21:39:59.498 INFO [stderr]    |
Dec 01 21:39:59.502 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 01 21:39:59.502 INFO [stderr] 
Dec 01 21:39:59.502 INFO [stderr] warning: value assigned to `head_vertx` is never read
Dec 01 21:39:59.502 INFO [stderr]   --> src/lib.rs:34:30
Dec 01 21:39:59.502 INFO [stderr]    |
Dec 01 21:39:59.502 INFO [stderr] 34 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Dec 01 21:39:59.502 INFO [stderr]    |                              ^^^^^^^^^^
Dec 01 21:39:59.502 INFO [stderr] 
Dec 01 21:39:59.502 INFO [stderr] warning: value assigned to `tail_vertx` is never read
Dec 01 21:39:59.502 INFO [stderr]    --> src/lib.rs:137:14
Dec 01 21:39:59.502 INFO [stderr]     |
Dec 01 21:39:59.502 INFO [stderr] 137 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Dec 01 21:39:59.502 INFO [stderr]     |              ^^^^^^^^^^
Dec 01 21:39:59.502 INFO [stderr] 
Dec 01 21:39:59.503 INFO [stderr] warning: value assigned to `head_vertx` is never read
Dec 01 21:39:59.503 INFO [stderr]    --> src/lib.rs:137:30
Dec 01 21:39:59.503 INFO [stderr]     |
Dec 01 21:39:59.503 INFO [stderr] 137 |     let (mut tail_vertx, mut head_vertx) = (0, 0); // Compiler won't allow use of uninitialized variables
Dec 01 21:39:59.503 INFO [stderr]     |                              ^^^^^^^^^^
Dec 01 21:39:59.503 INFO [stderr] 
Dec 01 21:39:59.623 INFO [stderr] warning: crate `kosarajuSCC` should have a snake case name such as `kosaraju_scc`
Dec 01 21:39:59.631 INFO [stderr]   |
Dec 01 21:39:59.631 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 01 21:39:59.631 INFO [stderr] 
Dec 01 21:40:01.405 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.83s
Dec 01 21:40:01.405 INFO [stderr] su: No module specific data is present
Dec 01 21:40:02.027 INFO running `"docker" "inspect" "e85d3b8e8662071bbb248721911601d023bf0e7b6c257094e523686f1ead62f6"`
Dec 01 21:40:02.309 INFO running `"docker" "rm" "-f" "e85d3b8e8662071bbb248721911601d023bf0e7b6c257094e523686f1ead62f6"`
Dec 01 21:40:02.567 INFO [stdout] e85d3b8e8662071bbb248721911601d023bf0e7b6c257094e523686f1ead62f6
