[INFO] updating cached repository FreeFull/ngaro-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/FreeFull/ngaro-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/FreeFull/ngaro-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/FreeFull/ngaro-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/FreeFull/ngaro-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/FreeFull/ngaro-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FreeFull/ngaro-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FreeFull/ngaro-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f016d8512c4532aa8b2132a8a14c86945df29856
[INFO] sha for GitHub repo FreeFull/ngaro-rs: f016d8512c4532aa8b2132a8a14c86945df29856
[INFO] validating manifest of FreeFull/ngaro-rs 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 FreeFull/ngaro-rs 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 FreeFull/ngaro-rs
[INFO] finished frobbing FreeFull/ngaro-rs
[INFO] frobbed toml for FreeFull/ngaro-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/FreeFull/ngaro-rs/Cargo.toml
[INFO] started frobbing FreeFull/ngaro-rs
[INFO] finished frobbing FreeFull/ngaro-rs
[INFO] frobbed toml for FreeFull/ngaro-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FreeFull/ngaro-rs/Cargo.toml
[INFO] crate FreeFull/ngaro-rs 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 FreeFull/ngaro-rs 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/FreeFull/ngaro-rs:/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] 5dfa403f14e8bc5df76e32a7ad5491df24bb61dcd1fe25ad18e68ce94b981572
[INFO] running `"docker" "start" "-a" "5dfa403f14e8bc5df76e32a7ad5491df24bb61dcd1fe25ad18e68ce94b981572"`
[INFO] [stderr]    Compiling libc v0.2.39
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]    Compiling serde v1.0.34
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling regex-syntax v0.5.3
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]    Compiling serde_derive_internals v0.22.0
[INFO] [stderr]    Compiling serde_derive v1.0.34
[INFO] [stderr]    Compiling docopt v0.8.3
[INFO] [stderr]    Compiling ngaro-rs v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:58:24
[INFO] [stderr]    |
[INFO] [stderr] 58 |     let mut stdin: Box<Read> = Box::new(stdin.lock());
[INFO] [stderr]    |                        ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/cpu.rs:20:21
[INFO] [stderr]     |
[INFO] [stderr] 20  |             None => return $rval,
[INFO] [stderr]     |                     ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 133 |         self.ip = get_memory!(self, self.ip, panic!("Jump out of bounds.")) - 1;
[INFO] [stderr]     |                   --------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Empty`
[INFO] [stderr]    --> src/cpu.rs:291:5
[INFO] [stderr]     |
[INFO] [stderr] 291 |     Empty,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `"docker" "inspect" "5dfa403f14e8bc5df76e32a7ad5491df24bb61dcd1fe25ad18e68ce94b981572"`
[INFO] running `"docker" "rm" "-f" "5dfa403f14e8bc5df76e32a7ad5491df24bb61dcd1fe25ad18e68ce94b981572"`
[INFO] [stdout] 5dfa403f14e8bc5df76e32a7ad5491df24bb61dcd1fe25ad18e68ce94b981572
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/FreeFull/ngaro-rs:/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] 32938f2fe6dc9aecc2cafcad60c2f1e25ad2a8be7c6547d588a90a799daf7a1c
[INFO] running `"docker" "start" "-a" "32938f2fe6dc9aecc2cafcad60c2f1e25ad2a8be7c6547d588a90a799daf7a1c"`
[INFO] [stderr]    Compiling ngaro-rs v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:58:24
[INFO] [stderr]    |
[INFO] [stderr] 58 |     let mut stdin: Box<Read> = Box::new(stdin.lock());
[INFO] [stderr]    |                        ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/cpu.rs:20:21
[INFO] [stderr]     |
[INFO] [stderr] 20  |             None => return $rval,
[INFO] [stderr]     |                     ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 133 |         self.ip = get_memory!(self, self.ip, panic!("Jump out of bounds.")) - 1;
[INFO] [stderr]     |                   --------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Empty`
[INFO] [stderr]    --> src/cpu.rs:291:5
[INFO] [stderr]     |
[INFO] [stderr] 291 |     Empty,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "32938f2fe6dc9aecc2cafcad60c2f1e25ad2a8be7c6547d588a90a799daf7a1c"`
[INFO] running `"docker" "rm" "-f" "32938f2fe6dc9aecc2cafcad60c2f1e25ad2a8be7c6547d588a90a799daf7a1c"`
[INFO] [stdout] 32938f2fe6dc9aecc2cafcad60c2f1e25ad2a8be7c6547d588a90a799daf7a1c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/FreeFull/ngaro-rs:/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] 0a8e384fad54ebc78a76d715b0fd644784e1a9f16df156efe3d9a45391d71d7b
[INFO] running `"docker" "start" "-a" "0a8e384fad54ebc78a76d715b0fd644784e1a9f16df156efe3d9a45391d71d7b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ngaro_rs-1f48fb9a2b994ab9
[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" "0a8e384fad54ebc78a76d715b0fd644784e1a9f16df156efe3d9a45391d71d7b"`
[INFO] running `"docker" "rm" "-f" "0a8e384fad54ebc78a76d715b0fd644784e1a9f16df156efe3d9a45391d71d7b"`
[INFO] [stdout] 0a8e384fad54ebc78a76d715b0fd644784e1a9f16df156efe3d9a45391d71d7b