[INFO] updating cached repository anath2/hack-assembler
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/anath2/hack-assembler
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/anath2/hack-assembler" "work/ex/beta-1.38-1/sources/1.37.0/gh/anath2/hack-assembler"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/anath2/hack-assembler'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/anath2/hack-assembler" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/anath2/hack-assembler"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/anath2/hack-assembler'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3ba3d48189d77879a9759cbe60eafa47c3bb9de8
[INFO] sha for GitHub repo anath2/hack-assembler: 3ba3d48189d77879a9759cbe60eafa47c3bb9de8
[INFO] validating manifest of anath2/hack-assembler 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 anath2/hack-assembler 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 anath2/hack-assembler
[INFO] finished frobbing anath2/hack-assembler
[INFO] frobbed toml for anath2/hack-assembler written to work/ex/beta-1.38-1/sources/1.37.0/gh/anath2/hack-assembler/Cargo.toml
[INFO] started frobbing anath2/hack-assembler
[INFO] finished frobbing anath2/hack-assembler
[INFO] frobbed toml for anath2/hack-assembler written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/anath2/hack-assembler/Cargo.toml
[INFO] crate anath2/hack-assembler 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 anath2/hack-assembler 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/anath2/hack-assembler:/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] f85300aefdba13ebc7b318eeb312caf2768e00f7e326849879d27213d38a302f
[INFO] running `"docker" "start" "-a" "f85300aefdba13ebc7b318eeb312caf2768e00f7e326849879d27213d38a302f"`
[INFO] [stderr]    Compiling regex v1.1.5
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling assembler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `create`
[INFO] [stderr]    --> src/lib.rs:153:5
[INFO] [stderr]     |
[INFO] [stderr] 153 |     fn create(code: &String) -> Vec<(String, usize)>{
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.30s
[INFO] running `"docker" "inspect" "f85300aefdba13ebc7b318eeb312caf2768e00f7e326849879d27213d38a302f"`
[INFO] running `"docker" "rm" "-f" "f85300aefdba13ebc7b318eeb312caf2768e00f7e326849879d27213d38a302f"`
[INFO] [stdout] f85300aefdba13ebc7b318eeb312caf2768e00f7e326849879d27213d38a302f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/anath2/hack-assembler:/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] 35219792b364c1dfcf9a5d7242a2a61125a8c6dcd1b53af4de3213cfaf0e3b2a
[INFO] running `"docker" "start" "-a" "35219792b364c1dfcf9a5d7242a2a61125a8c6dcd1b53af4de3213cfaf0e3b2a"`
[INFO] [stderr]    Compiling assembler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `create`
[INFO] [stderr]    --> src/lib.rs:153:5
[INFO] [stderr]     |
[INFO] [stderr] 153 |     fn create(code: &String) -> Vec<(String, usize)>{
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "35219792b364c1dfcf9a5d7242a2a61125a8c6dcd1b53af4de3213cfaf0e3b2a"`
[INFO] running `"docker" "rm" "-f" "35219792b364c1dfcf9a5d7242a2a61125a8c6dcd1b53af4de3213cfaf0e3b2a"`
[INFO] [stdout] 35219792b364c1dfcf9a5d7242a2a61125a8c6dcd1b53af4de3213cfaf0e3b2a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/anath2/hack-assembler:/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] daa12fe3df9cc7da294cb335254229886a01e553e02187310be23b39adc853bc
[INFO] running `"docker" "start" "-a" "daa12fe3df9cc7da294cb335254229886a01e553e02187310be23b39adc853bc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/assembler-ee4216957964eaa0
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `"docker" "inspect" "daa12fe3df9cc7da294cb335254229886a01e553e02187310be23b39adc853bc"`
[INFO] running `"docker" "rm" "-f" "daa12fe3df9cc7da294cb335254229886a01e553e02187310be23b39adc853bc"`
[INFO] [stdout] daa12fe3df9cc7da294cb335254229886a01e553e02187310be23b39adc853bc