[INFO] updating cached repository evenfl0wz/burn
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/evenfl0wz/burn
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/evenfl0wz/burn" "work/ex/beta-1.38-1/sources/1.37.0/gh/evenfl0wz/burn"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/evenfl0wz/burn'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/evenfl0wz/burn" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/evenfl0wz/burn"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/evenfl0wz/burn'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4e6a03534cae8ed81d07797ac310f35bcdfa8b6c
[INFO] sha for GitHub repo evenfl0wz/burn: 4e6a03534cae8ed81d07797ac310f35bcdfa8b6c
[INFO] validating manifest of evenfl0wz/burn on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of evenfl0wz/burn on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing evenfl0wz/burn
[INFO] finished frobbing evenfl0wz/burn
[INFO] frobbed toml for evenfl0wz/burn written to work/ex/beta-1.38-1/sources/1.37.0/gh/evenfl0wz/burn/Cargo.toml
[INFO] started frobbing evenfl0wz/burn
[INFO] finished frobbing evenfl0wz/burn
[INFO] frobbed toml for evenfl0wz/burn written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/evenfl0wz/burn/Cargo.toml
[INFO] crate evenfl0wz/burn already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing evenfl0wz/burn against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/evenfl0wz/burn:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] e0683a316852abad8c60164c0b9437936270394431ac4a638c2a7ca8a920322a
[INFO] running `"docker" "start" "-a" "e0683a316852abad8c60164c0b9437936270394431ac4a638c2a7ca8a920322a"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.31
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling textwrap v0.8.0
[INFO] [stderr]    Compiling clap v2.26.2
[INFO] [stderr]    Compiling burn v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Colour`, `Style`
[INFO] [stderr]  --> src/main.rs:8:17
[INFO] [stderr]   |
[INFO] [stderr] 8 | use ansi_term::{Style, Colour};
[INFO] [stderr]   |                 ^^^^^  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `extinguished`
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let extinguished = cli_args.is_present("EXTINGUISHED"); //Check if this instance is extinguished.
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_extinguished`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `verbosity`
[INFO] [stderr]   --> src/main.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let verbosity = cli_args.value_of("VERBOSITY").unwrap_or("minimal"); //Check verbosity level, or default to minimal.
[INFO] [stderr]    |         ^^^^^^^^^ help: consider prefixing with an underscore: `_verbosity`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `kindling`
[INFO] [stderr]   --> src/main.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let kindling = cli_args.value_of("kindling").unwrap_or("./kindling"); //Check specified file, or default to ./kindling
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_kindling`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.25s
[INFO] running `"docker" "inspect" "e0683a316852abad8c60164c0b9437936270394431ac4a638c2a7ca8a920322a"`
[INFO] running `"docker" "rm" "-f" "e0683a316852abad8c60164c0b9437936270394431ac4a638c2a7ca8a920322a"`
[INFO] [stdout] e0683a316852abad8c60164c0b9437936270394431ac4a638c2a7ca8a920322a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/evenfl0wz/burn:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0bfa1f3ce7137bc57ae6f47d413f43cd41b4c5fc794b10c2499f7ef3d66f51b1
[INFO] running `"docker" "start" "-a" "0bfa1f3ce7137bc57ae6f47d413f43cd41b4c5fc794b10c2499f7ef3d66f51b1"`
[INFO] [stderr]    Compiling burn v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Colour`, `Style`
[INFO] [stderr]  --> src/main.rs:8:17
[INFO] [stderr]   |
[INFO] [stderr] 8 | use ansi_term::{Style, Colour};
[INFO] [stderr]   |                 ^^^^^  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `extinguished`
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let extinguished = cli_args.is_present("EXTINGUISHED"); //Check if this instance is extinguished.
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_extinguished`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `verbosity`
[INFO] [stderr]   --> src/main.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let verbosity = cli_args.value_of("VERBOSITY").unwrap_or("minimal"); //Check verbosity level, or default to minimal.
[INFO] [stderr]    |         ^^^^^^^^^ help: consider prefixing with an underscore: `_verbosity`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `kindling`
[INFO] [stderr]   --> src/main.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let kindling = cli_args.value_of("kindling").unwrap_or("./kindling"); //Check specified file, or default to ./kindling
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_kindling`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `"docker" "inspect" "0bfa1f3ce7137bc57ae6f47d413f43cd41b4c5fc794b10c2499f7ef3d66f51b1"`
[INFO] running `"docker" "rm" "-f" "0bfa1f3ce7137bc57ae6f47d413f43cd41b4c5fc794b10c2499f7ef3d66f51b1"`
[INFO] [stdout] 0bfa1f3ce7137bc57ae6f47d413f43cd41b4c5fc794b10c2499f7ef3d66f51b1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/evenfl0wz/burn:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 3827db16e0ced9af88ebce0b96dfdbb859902afedbdf8d56719568ec3b7a6167
[INFO] running `"docker" "start" "-a" "3827db16e0ced9af88ebce0b96dfdbb859902afedbdf8d56719568ec3b7a6167"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/burn-017129ea6c0ecbe0
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3827db16e0ced9af88ebce0b96dfdbb859902afedbdf8d56719568ec3b7a6167"`
[INFO] running `"docker" "rm" "-f" "3827db16e0ced9af88ebce0b96dfdbb859902afedbdf8d56719568ec3b7a6167"`
[INFO] [stdout] 3827db16e0ced9af88ebce0b96dfdbb859902afedbdf8d56719568ec3b7a6167