[INFO] updating cached repository zackmdavis/assembly_required
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zackmdavis/assembly_required
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zackmdavis/assembly_required" "work/ex/beta-1.38-1/sources/1.37.0/gh/zackmdavis/assembly_required"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/zackmdavis/assembly_required'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zackmdavis/assembly_required" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zackmdavis/assembly_required"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zackmdavis/assembly_required'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 27fd92d469a30f3bcb9adecd7a1f3f7064641816
[INFO] sha for GitHub repo zackmdavis/assembly_required: 27fd92d469a30f3bcb9adecd7a1f3f7064641816
[INFO] validating manifest of zackmdavis/assembly_required 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 zackmdavis/assembly_required 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 zackmdavis/assembly_required
[INFO] finished frobbing zackmdavis/assembly_required
[INFO] frobbed toml for zackmdavis/assembly_required written to work/ex/beta-1.38-1/sources/1.37.0/gh/zackmdavis/assembly_required/Cargo.toml
[INFO] started frobbing zackmdavis/assembly_required
[INFO] finished frobbing zackmdavis/assembly_required
[INFO] frobbed toml for zackmdavis/assembly_required written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zackmdavis/assembly_required/Cargo.toml
[INFO] crate zackmdavis/assembly_required 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 zackmdavis/assembly_required 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-6/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/zackmdavis/assembly_required:/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] 63266f8ee1998313944b096a41da9bb27af743856accb01bec3711e8899095fe
[INFO] running `"docker" "start" "-a" "63266f8ee1998313944b096a41da9bb27af743856accb01bec3711e8899095fe"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.25
[INFO] [stderr]    Compiling wasm-bindgen v0.2.25
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.15.12
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.25
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.25
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.25
[INFO] [stderr]    Compiling assembly_required v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.64s
[INFO] running `"docker" "inspect" "63266f8ee1998313944b096a41da9bb27af743856accb01bec3711e8899095fe"`
[INFO] running `"docker" "rm" "-f" "63266f8ee1998313944b096a41da9bb27af743856accb01bec3711e8899095fe"`
[INFO] [stdout] 63266f8ee1998313944b096a41da9bb27af743856accb01bec3711e8899095fe
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/zackmdavis/assembly_required:/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] 3f3d70b51412d6cc05418beb99a44f8f3decd3fa6c30e45183dc8c646e1e159e
[INFO] running `"docker" "start" "-a" "3f3d70b51412d6cc05418beb99a44f8f3decd3fa6c30e45183dc8c646e1e159e"`
[INFO] [stderr]    Compiling assembly_required v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "3f3d70b51412d6cc05418beb99a44f8f3decd3fa6c30e45183dc8c646e1e159e"`
[INFO] running `"docker" "rm" "-f" "3f3d70b51412d6cc05418beb99a44f8f3decd3fa6c30e45183dc8c646e1e159e"`
[INFO] [stdout] 3f3d70b51412d6cc05418beb99a44f8f3decd3fa6c30e45183dc8c646e1e159e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/zackmdavis/assembly_required:/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] 0f2fd4029f3c0a2229a75eefe6c437aa6efbbcd581de92ffb6195394e07cf473
[INFO] running `"docker" "start" "-a" "0f2fd4029f3c0a2229a75eefe6c437aa6efbbcd581de92ffb6195394e07cf473"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/assembly_required-a1568722992f720f
[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" "0f2fd4029f3c0a2229a75eefe6c437aa6efbbcd581de92ffb6195394e07cf473"`
[INFO] running `"docker" "rm" "-f" "0f2fd4029f3c0a2229a75eefe6c437aa6efbbcd581de92ffb6195394e07cf473"`
[INFO] [stdout] 0f2fd4029f3c0a2229a75eefe6c437aa6efbbcd581de92ffb6195394e07cf473