Sep 19 16:41:52.624 INFO checking adnelson/nix-browse against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 19 16:41:52.624 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 19 16:41:52.624 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-1/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 16:41:52.850 INFO blam! 0000536b73bcc7dc43b9215ada4d4126d3df140c8732b4c41c3ffe93a6e04892
Sep 19 16:41:52.853 INFO running `"docker" "start" "-a" "0000536b73bcc7dc43b9215ada4d4126d3df140c8732b4c41c3ffe93a6e04892"`
Sep 19 16:41:54.224 INFO kablam! usermod: no changes
Sep 19 16:41:54.394 INFO kablam!     Checking bitflags v0.8.0
Sep 19 16:41:54.394 INFO kablam!     Checking serde v0.9.11
Sep 19 16:41:54.410 INFO kablam!     Checking unescape v0.1.0
Sep 19 16:41:54.410 INFO kablam!     Checking term_size v0.2.3
Sep 19 16:41:54.418 INFO kablam!     Checking atty v0.2.2
Sep 19 16:41:54.418 INFO kablam!    Compiling syn v0.11.9
Sep 19 16:41:54.418 INFO kablam!     Checking aho-corasick v0.6.2
Sep 19 16:41:55.475 INFO kablam!     Checking clap v2.21.1
Sep 19 16:41:56.894 INFO kablam!     Checking regex v0.2.1
Sep 19 16:42:06.066 INFO kablam!    Compiling serde_codegen_internals v0.14.1
Sep 19 16:42:08.190 INFO kablam!    Compiling serde_derive v0.9.11
Sep 19 16:42:13.286 INFO kablam!     Checking serde_json v0.9.9
Sep 19 16:42:17.059 INFO kablam!     Checking nix-browse v0.1.0 (/source)
Sep 19 16:42:17.362 INFO kablam! warning: unused import: `regex::Regex`
Sep 19 16:42:17.362 INFO kablam!   --> src/main.rs:14:5
Sep 19 16:42:17.362 INFO kablam!    |
Sep 19 16:42:17.362 INFO kablam! 14 | use regex::Regex;
Sep 19 16:42:17.362 INFO kablam!    |     ^^^^^^^^^^^^
Sep 19 16:42:17.362 INFO kablam!    |
Sep 19 16:42:17.362 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 19 16:42:17.362 INFO kablam! 
Sep 19 16:42:17.362 INFO kablam! warning: unused import: `std::slice`
Sep 19 16:42:17.362 INFO kablam!  --> src/parse_nix_instantiate.rs:9:5
Sep 19 16:42:17.362 INFO kablam!   |
Sep 19 16:42:17.362 INFO kablam! 9 | use std::slice;
Sep 19 16:42:17.362 INFO kablam!   |     ^^^^^^^^^^
Sep 19 16:42:17.362 INFO kablam! 
Sep 19 16:42:17.438 INFO kablam! warning: unused import: `regex::Regex`
Sep 19 16:42:17.438 INFO kablam!   --> src/main.rs:14:5
Sep 19 16:42:17.438 INFO kablam!    |
Sep 19 16:42:17.438 INFO kablam! 14 | use regex::Regex;
Sep 19 16:42:17.438 INFO kablam!    |     ^^^^^^^^^^^^
Sep 19 16:42:17.438 INFO kablam!    |
Sep 19 16:42:17.438 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 19 16:42:17.438 INFO kablam! 
Sep 19 16:42:17.438 INFO kablam! warning: unused import: `FromIterator`
Sep 19 16:42:17.438 INFO kablam!  --> src/parse_nix_instantiate.rs:6:27
Sep 19 16:42:17.438 INFO kablam!   |
Sep 19 16:42:17.438 INFO kablam! 6 | use std::iter::{Peekable, FromIterator};
Sep 19 16:42:17.438 INFO kablam!   |                           ^^^^^^^^^^^^
Sep 19 16:42:17.438 INFO kablam! 
Sep 19 16:42:17.438 INFO kablam! warning: unused import: `std::slice`
Sep 19 16:42:17.438 INFO kablam!  --> src/parse_nix_instantiate.rs:9:5
Sep 19 16:42:17.438 INFO kablam!   |
Sep 19 16:42:17.438 INFO kablam! 9 | use std::slice;
Sep 19 16:42:17.438 INFO kablam!   |     ^^^^^^^^^^
Sep 19 16:42:17.438 INFO kablam! 
Sep 19 16:42:17.690 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 23.44s
Sep 19 16:42:17.696 INFO kablam! su: No module specific data is present
Sep 19 16:42:18.248 INFO running `"docker" "rm" "-f" "0000536b73bcc7dc43b9215ada4d4126d3df140c8732b4c41c3ffe93a6e04892"`
Sep 19 16:42:18.307 INFO blam! 0000536b73bcc7dc43b9215ada4d4126d3df140c8732b4c41c3ffe93a6e04892