[INFO] updating cached repository stisol/loxr
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/stisol/loxr
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/stisol/loxr" "work/ex/beta-1.37-6/sources/1.36.0/gh/stisol/loxr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/stisol/loxr'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/stisol/loxr" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/stisol/loxr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/stisol/loxr'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9ab3d10dcd5638d77941ac730aa11b50fcf57b17
[INFO] sha for GitHub repo stisol/loxr: 9ab3d10dcd5638d77941ac730aa11b50fcf57b17
[INFO] validating manifest of stisol/loxr 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 stisol/loxr 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 stisol/loxr
[INFO] finished frobbing stisol/loxr
[INFO] frobbed toml for stisol/loxr written to work/ex/beta-1.37-6/sources/1.36.0/gh/stisol/loxr/Cargo.toml
[INFO] started frobbing stisol/loxr
[INFO] finished frobbing stisol/loxr
[INFO] frobbed toml for stisol/loxr written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/stisol/loxr/Cargo.toml
[INFO] crate stisol/loxr 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 stisol/loxr 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-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/stisol/loxr:/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] 282f4689afa75678c9512b075d2d42bdcf02f88cbd24f6aefb4853d06fafe8d4
[INFO] running `"docker" "start" "-a" "282f4689afa75678c9512b075d2d42bdcf02f88cbd24f6aefb4853d06fafe8d4"`
[INFO] [stderr]    Compiling loxr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Value`
[INFO] [stderr]  --> src/vm.rs:1:28
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::{Chunk, OpCode, Value};
[INFO] [stderr]   |                            ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/vm.rs:38:17
[INFO] [stderr]    |
[INFO] [stderr] 38 |                 _ => return Err(InterpreterError::RuntimeError),
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     vm.run();
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `"docker" "inspect" "282f4689afa75678c9512b075d2d42bdcf02f88cbd24f6aefb4853d06fafe8d4"`
[INFO] running `"docker" "rm" "-f" "282f4689afa75678c9512b075d2d42bdcf02f88cbd24f6aefb4853d06fafe8d4"`
[INFO] [stdout] 282f4689afa75678c9512b075d2d42bdcf02f88cbd24f6aefb4853d06fafe8d4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/stisol/loxr:/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] a813f71dbd7770541b2d8eeddba27177f1ed80fc0ec5b98f2de126fdfad6c304
[INFO] running `"docker" "start" "-a" "a813f71dbd7770541b2d8eeddba27177f1ed80fc0ec5b98f2de126fdfad6c304"`
[INFO] [stderr]    Compiling loxr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     vm.run();
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Value`
[INFO] [stderr]  --> src/vm.rs:1:28
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::{Chunk, OpCode, Value};
[INFO] [stderr]   |                            ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/vm.rs:38:17
[INFO] [stderr]    |
[INFO] [stderr] 38 |                 _ => return Err(InterpreterError::RuntimeError),
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "a813f71dbd7770541b2d8eeddba27177f1ed80fc0ec5b98f2de126fdfad6c304"`
[INFO] running `"docker" "rm" "-f" "a813f71dbd7770541b2d8eeddba27177f1ed80fc0ec5b98f2de126fdfad6c304"`
[INFO] [stdout] a813f71dbd7770541b2d8eeddba27177f1ed80fc0ec5b98f2de126fdfad6c304
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/stisol/loxr:/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] bc5a3e0d853353400704f492248bf408a134a87072970b05ffb486583acd4783
[INFO] running `"docker" "start" "-a" "bc5a3e0d853353400704f492248bf408a134a87072970b05ffb486583acd4783"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/loxr-31253a236098ece4
[INFO] [stderr]      Running /opt/crater/target/debug/deps/loxr-91cd47aa830c4dab
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests loxr
[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] [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" "bc5a3e0d853353400704f492248bf408a134a87072970b05ffb486583acd4783"`
[INFO] running `"docker" "rm" "-f" "bc5a3e0d853353400704f492248bf408a134a87072970b05ffb486583acd4783"`
[INFO] [stdout] bc5a3e0d853353400704f492248bf408a134a87072970b05ffb486583acd4783