[INFO] updating cached repository tperdue321/rust_generics
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tperdue321/rust_generics
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tperdue321/rust_generics" "work/ex/beta-1.38-1/sources/1.37.0/gh/tperdue321/rust_generics"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tperdue321/rust_generics'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tperdue321/rust_generics" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tperdue321/rust_generics"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tperdue321/rust_generics'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] be67fc9a1ad6f2582d1896151b4e3562e3e83da9
[INFO] sha for GitHub repo tperdue321/rust_generics: be67fc9a1ad6f2582d1896151b4e3562e3e83da9
[INFO] validating manifest of tperdue321/rust_generics 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 tperdue321/rust_generics 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 tperdue321/rust_generics
[INFO] finished frobbing tperdue321/rust_generics
[INFO] frobbed toml for tperdue321/rust_generics written to work/ex/beta-1.38-1/sources/1.37.0/gh/tperdue321/rust_generics/Cargo.toml
[INFO] started frobbing tperdue321/rust_generics
[INFO] finished frobbing tperdue321/rust_generics
[INFO] frobbed toml for tperdue321/rust_generics written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tperdue321/rust_generics/Cargo.toml
[INFO] crate tperdue321/rust_generics 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 tperdue321/rust_generics 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/tperdue321/rust_generics:/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] 409b3bd8fd63c580698ad8d138e5a419582869aa4d5849dc8d67d4ce20d9d523
[INFO] running `"docker" "start" "-a" "409b3bd8fd63c580698ad8d138e5a419582869aa4d5849dc8d67d4ce20d9d523"`
[INFO] [stderr]    Compiling generics v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "409b3bd8fd63c580698ad8d138e5a419582869aa4d5849dc8d67d4ce20d9d523"`
[INFO] running `"docker" "rm" "-f" "409b3bd8fd63c580698ad8d138e5a419582869aa4d5849dc8d67d4ce20d9d523"`
[INFO] [stdout] 409b3bd8fd63c580698ad8d138e5a419582869aa4d5849dc8d67d4ce20d9d523
[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/tperdue321/rust_generics:/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] 6d18f786ad3849fcb6d0a2c1c3272da317f15c579190e5a59fbe547906482f51
[INFO] running `"docker" "start" "-a" "6d18f786ad3849fcb6d0a2c1c3272da317f15c579190e5a59fbe547906482f51"`
[INFO] [stderr]    Compiling generics v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "6d18f786ad3849fcb6d0a2c1c3272da317f15c579190e5a59fbe547906482f51"`
[INFO] running `"docker" "rm" "-f" "6d18f786ad3849fcb6d0a2c1c3272da317f15c579190e5a59fbe547906482f51"`
[INFO] [stdout] 6d18f786ad3849fcb6d0a2c1c3272da317f15c579190e5a59fbe547906482f51
[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/tperdue321/rust_generics:/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] a45702a2920f1754e55a0a100790901cd5ee96db82b572aa55ae36590a10b41e
[INFO] running `"docker" "start" "-a" "a45702a2920f1754e55a0a100790901cd5ee96db82b572aa55ae36590a10b41e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/generics-1fdebc76b0540fcc
[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" "a45702a2920f1754e55a0a100790901cd5ee96db82b572aa55ae36590a10b41e"`
[INFO] running `"docker" "rm" "-f" "a45702a2920f1754e55a0a100790901cd5ee96db82b572aa55ae36590a10b41e"`
[INFO] [stdout] a45702a2920f1754e55a0a100790901cd5ee96db82b572aa55ae36590a10b41e