[INFO] updating cached repository gon1332/rusty-vm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/gon1332/rusty-vm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/gon1332/rusty-vm" "work/ex/beta-1.38-1/sources/1.37.0/gh/gon1332/rusty-vm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/gon1332/rusty-vm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/gon1332/rusty-vm" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gon1332/rusty-vm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gon1332/rusty-vm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fff11a7ca295b0ed095910b15a997671faceb79e
[INFO] sha for GitHub repo gon1332/rusty-vm: fff11a7ca295b0ed095910b15a997671faceb79e
[INFO] validating manifest of gon1332/rusty-vm 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 gon1332/rusty-vm 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 gon1332/rusty-vm
[INFO] finished frobbing gon1332/rusty-vm
[INFO] frobbed toml for gon1332/rusty-vm written to work/ex/beta-1.38-1/sources/1.37.0/gh/gon1332/rusty-vm/Cargo.toml
[INFO] started frobbing gon1332/rusty-vm
[INFO] finished frobbing gon1332/rusty-vm
[INFO] frobbed toml for gon1332/rusty-vm written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gon1332/rusty-vm/Cargo.toml
[INFO] crate gon1332/rusty-vm 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 gon1332/rusty-vm 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/gon1332/rusty-vm:/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] 9aa7ef94cc4bb7111721e6ae1f5ab8c3b13637702583fc7596b51b95953ad077
[INFO] running `"docker" "start" "-a" "9aa7ef94cc4bb7111721e6ae1f5ab8c3b13637702583fc7596b51b95953ad077"`
[INFO] [stderr]    Compiling rusty-vm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:27:46
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `"docker" "inspect" "9aa7ef94cc4bb7111721e6ae1f5ab8c3b13637702583fc7596b51b95953ad077"`
[INFO] running `"docker" "rm" "-f" "9aa7ef94cc4bb7111721e6ae1f5ab8c3b13637702583fc7596b51b95953ad077"`
[INFO] [stdout] 9aa7ef94cc4bb7111721e6ae1f5ab8c3b13637702583fc7596b51b95953ad077
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/gon1332/rusty-vm:/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] 6ecda68a01677461a717a278b4f6c44eaab25eaf28e308ce3efe2cdc3f95034b
[INFO] running `"docker" "start" "-a" "6ecda68a01677461a717a278b4f6c44eaab25eaf28e308ce3efe2cdc3f95034b"`
[INFO] [stderr]    Compiling rusty-vm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:27:46
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `"docker" "inspect" "6ecda68a01677461a717a278b4f6c44eaab25eaf28e308ce3efe2cdc3f95034b"`
[INFO] running `"docker" "rm" "-f" "6ecda68a01677461a717a278b4f6c44eaab25eaf28e308ce3efe2cdc3f95034b"`
[INFO] [stdout] 6ecda68a01677461a717a278b4f6c44eaab25eaf28e308ce3efe2cdc3f95034b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/gon1332/rusty-vm:/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] 40e9faf65a731369f420adcd0da6e5619ca352c0f0bd33b3334e3673ab0ce480
[INFO] running `"docker" "start" "-a" "40e9faf65a731369f420adcd0da6e5619ca352c0f0bd33b3334e3673ab0ce480"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusty_vm-600db54279408a9a
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test::set_instruction ... ok
[INFO] [stdout] test test::push_instruction ... ok
[INFO] [stdout] test test::pop_instruction ... ok
[INFO] [stdout] test test::mov_instruction ... ok
[INFO] [stdout] test test::log_instruction ... ok
[INFO] [stdout] test test::halt_instruction ... ok
[INFO] [stdout] test test::add_instruction ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusty_vm-f0b127c533f0599d
[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] [stderr]    Doc-tests rusty-vm
[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" "40e9faf65a731369f420adcd0da6e5619ca352c0f0bd33b3334e3673ab0ce480"`
[INFO] running `"docker" "rm" "-f" "40e9faf65a731369f420adcd0da6e5619ca352c0f0bd33b3334e3673ab0ce480"`
[INFO] [stdout] 40e9faf65a731369f420adcd0da6e5619ca352c0f0bd33b3334e3673ab0ce480