[INFO] updating cached repository takoeight0821/griff-vm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/takoeight0821/griff-vm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/takoeight0821/griff-vm" "work/ex/beta-1.38-1/sources/1.37.0/gh/takoeight0821/griff-vm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/takoeight0821/griff-vm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/takoeight0821/griff-vm" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/takoeight0821/griff-vm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/takoeight0821/griff-vm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 029650094910ce83e83774f35ddc410ebf897277
[INFO] sha for GitHub repo takoeight0821/griff-vm: 029650094910ce83e83774f35ddc410ebf897277
[INFO] validating manifest of takoeight0821/griff-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 takoeight0821/griff-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 takoeight0821/griff-vm
[INFO] finished frobbing takoeight0821/griff-vm
[INFO] frobbed toml for takoeight0821/griff-vm written to work/ex/beta-1.38-1/sources/1.37.0/gh/takoeight0821/griff-vm/Cargo.toml
[INFO] started frobbing takoeight0821/griff-vm
[INFO] finished frobbing takoeight0821/griff-vm
[INFO] frobbed toml for takoeight0821/griff-vm written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/takoeight0821/griff-vm/Cargo.toml
[INFO] crate takoeight0821/griff-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 takoeight0821/griff-vm against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/takoeight0821/griff-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 3c0a1e098406ae24643e7ee7735aee505d3bda2941230924d0c616e9e301d1db
[INFO] running `"docker" "start" "-a" "3c0a1e098406ae24643e7ee7735aee505d3bda2941230924d0c616e9e301d1db"`
[INFO] [stderr]    Compiling griff-vm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `call_prim`
[INFO] [stderr]   --> src/vm.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 | /     pub fn call_prim<F>(&mut self, f: F)
[INFO] [stderr] 58 | |     where
[INFO] [stderr] 59 | |         F: Fn(&mut Self),
[INFO] [stderr] 60 | |     {
[INFO] [stderr] 61 | |         f(self)
[INFO] [stderr] 62 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `field`
[INFO] [stderr]    --> src/vm.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 |     pub fn field(&mut self, i: usize) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `"docker" "inspect" "3c0a1e098406ae24643e7ee7735aee505d3bda2941230924d0c616e9e301d1db"`
[INFO] running `"docker" "rm" "-f" "3c0a1e098406ae24643e7ee7735aee505d3bda2941230924d0c616e9e301d1db"`
[INFO] [stdout] 3c0a1e098406ae24643e7ee7735aee505d3bda2941230924d0c616e9e301d1db
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/takoeight0821/griff-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 08d39405a48a84a4a979c349557b39983080a31346af4cd2007532311fe3bd49
[INFO] running `"docker" "start" "-a" "08d39405a48a84a4a979c349557b39983080a31346af4cd2007532311fe3bd49"`
[INFO] [stderr]    Compiling griff-vm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `call_prim`
[INFO] [stderr]   --> src/vm.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 | /     pub fn call_prim<F>(&mut self, f: F)
[INFO] [stderr] 58 | |     where
[INFO] [stderr] 59 | |         F: Fn(&mut Self),
[INFO] [stderr] 60 | |     {
[INFO] [stderr] 61 | |         f(self)
[INFO] [stderr] 62 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `field`
[INFO] [stderr]    --> src/vm.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 |     pub fn field(&mut self, i: usize) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "08d39405a48a84a4a979c349557b39983080a31346af4cd2007532311fe3bd49"`
[INFO] running `"docker" "rm" "-f" "08d39405a48a84a4a979c349557b39983080a31346af4cd2007532311fe3bd49"`
[INFO] [stdout] 08d39405a48a84a4a979c349557b39983080a31346af4cd2007532311fe3bd49
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/takoeight0821/griff-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 820c5e04072a32b7c275e6359f51ccd9c3aefae7ce25b4990d1ecb84b5a227d9
[INFO] running `"docker" "start" "-a" "820c5e04072a32b7c275e6359f51ccd9c3aefae7ce25b4990d1ecb84b5a227d9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/griff_vm-d33fc5e4f741681d
[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" "820c5e04072a32b7c275e6359f51ccd9c3aefae7ce25b4990d1ecb84b5a227d9"`
[INFO] running `"docker" "rm" "-f" "820c5e04072a32b7c275e6359f51ccd9c3aefae7ce25b4990d1ecb84b5a227d9"`
[INFO] [stdout] 820c5e04072a32b7c275e6359f51ccd9c3aefae7ce25b4990d1ecb84b5a227d9