[INFO] updating cached repository bouncenow/rvlox
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bouncenow/rvlox
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bouncenow/rvlox" "work/ex/beta-1.37-6/sources/1.36.0/gh/bouncenow/rvlox"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/bouncenow/rvlox'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bouncenow/rvlox" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bouncenow/rvlox"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bouncenow/rvlox'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e175045c4de1c925b11abcacbe299e74d27b88a1
[INFO] sha for GitHub repo bouncenow/rvlox: e175045c4de1c925b11abcacbe299e74d27b88a1
[INFO] validating manifest of bouncenow/rvlox on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bouncenow/rvlox on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bouncenow/rvlox
[INFO] finished frobbing bouncenow/rvlox
[INFO] frobbed toml for bouncenow/rvlox written to work/ex/beta-1.37-6/sources/1.36.0/gh/bouncenow/rvlox/Cargo.toml
[INFO] started frobbing bouncenow/rvlox
[INFO] finished frobbing bouncenow/rvlox
[INFO] frobbed toml for bouncenow/rvlox written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bouncenow/rvlox/Cargo.toml
[INFO] crate bouncenow/rvlox already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing bouncenow/rvlox against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/bouncenow/rvlox:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] c6e907370a6b416039449473968e4ae1bb406d62b1054bce435d832c3ee3fc7c
[INFO] running `"docker" "start" "-a" "c6e907370a6b416039449473968e4ae1bb406d62b1054bce435d832c3ee3fc7c"`
[INFO] [stderr]    Compiling rvlox v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `location`
[INFO] [stderr]   --> src/compiler.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     location: ErrorLocation,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `msg`
[INFO] [stderr]   --> src/compiler.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     msg: String,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `"docker" "inspect" "c6e907370a6b416039449473968e4ae1bb406d62b1054bce435d832c3ee3fc7c"`
[INFO] running `"docker" "rm" "-f" "c6e907370a6b416039449473968e4ae1bb406d62b1054bce435d832c3ee3fc7c"`
[INFO] [stdout] c6e907370a6b416039449473968e4ae1bb406d62b1054bce435d832c3ee3fc7c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/bouncenow/rvlox:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6e2f5726a8726352c220aa052310de6f1089a8217847161881d858af543babd3
[INFO] running `"docker" "start" "-a" "6e2f5726a8726352c220aa052310de6f1089a8217847161881d858af543babd3"`
[INFO] [stderr]    Compiling rvlox v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `location`
[INFO] [stderr]   --> src/compiler.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     location: ErrorLocation,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `msg`
[INFO] [stderr]   --> src/compiler.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     msg: String,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `"docker" "inspect" "6e2f5726a8726352c220aa052310de6f1089a8217847161881d858af543babd3"`
[INFO] running `"docker" "rm" "-f" "6e2f5726a8726352c220aa052310de6f1089a8217847161881d858af543babd3"`
[INFO] [stdout] 6e2f5726a8726352c220aa052310de6f1089a8217847161881d858af543babd3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/bouncenow/rvlox:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 8cb5fa5d4199aca2f1b79f57caa002530276b653489135a3373c810a7c49fef1
[INFO] running `"docker" "start" "-a" "8cb5fa5d4199aca2f1b79f57caa002530276b653489135a3373c810a7c49fef1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rvlox-f57a0c4690fcf4fe
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test scanner::tests::numbers ... ok
[INFO] [stdout] test scanner::tests::comments_scan ... ok
[INFO] [stdout] test scanner::tests::keywords_and_identifiers ... ok
[INFO] [stdout] test compiler::tests::binary_assoc ... ok
[INFO] [stdout] test compiler::tests::simple_binary ... ok
[INFO] [stdout] test scanner::tests::punctuation_scan ... ok
[INFO] [stdout] test compiler::tests::precedences ... ok
[INFO] [stdout] test compiler::tests::groupings ... ok
[INFO] [stdout] test scanner::tests::strings ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rvlox-59e76f7723e20ab4
[INFO] [stderr]    Doc-tests rvlox
[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] [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" "8cb5fa5d4199aca2f1b79f57caa002530276b653489135a3373c810a7c49fef1"`
[INFO] running `"docker" "rm" "-f" "8cb5fa5d4199aca2f1b79f57caa002530276b653489135a3373c810a7c49fef1"`
[INFO] [stdout] 8cb5fa5d4199aca2f1b79f57caa002530276b653489135a3373c810a7c49fef1