[INFO] crate GenGen 0.1.0 is already in cache
[INFO] extracting crate GenGen 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/GenGen/0.1.0
[INFO] extracting crate GenGen 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/GenGen/0.1.0
[INFO] validating manifest of GenGen-0.1.0 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 GenGen-0.1.0 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 GenGen-0.1.0
[INFO] finished frobbing GenGen-0.1.0
[INFO] frobbed toml for GenGen-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/GenGen/0.1.0/Cargo.toml
[INFO] started frobbing GenGen-0.1.0
[INFO] finished frobbing GenGen-0.1.0
[INFO] frobbed toml for GenGen-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/GenGen/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing GenGen-0.1.0 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/GenGen/0.1.0:/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] 0dbc278517365f3414ec380b372c39202a6ce8d2a93f9deddd111fa8a3171878
[INFO] running `"docker" "start" "-a" "0dbc278517365f3414ec380b372c39202a6ce8d2a93f9deddd111fa8a3171878"`
[INFO] [stderr]    Compiling GenGen v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `GenGen` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `gen_gen`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `"docker" "inspect" "0dbc278517365f3414ec380b372c39202a6ce8d2a93f9deddd111fa8a3171878"`
[INFO] running `"docker" "rm" "-f" "0dbc278517365f3414ec380b372c39202a6ce8d2a93f9deddd111fa8a3171878"`
[INFO] [stdout] 0dbc278517365f3414ec380b372c39202a6ce8d2a93f9deddd111fa8a3171878
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/GenGen/0.1.0:/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] f63ae43c25d47b40c65a380d2ae2163871f3f437071ec5204d74c9d81532e815
[INFO] running `"docker" "start" "-a" "f63ae43c25d47b40c65a380d2ae2163871f3f437071ec5204d74c9d81532e815"`
[INFO] [stderr]    Compiling GenGen v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `GenGen` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `gen_gen`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "f63ae43c25d47b40c65a380d2ae2163871f3f437071ec5204d74c9d81532e815"`
[INFO] running `"docker" "rm" "-f" "f63ae43c25d47b40c65a380d2ae2163871f3f437071ec5204d74c9d81532e815"`
[INFO] [stdout] f63ae43c25d47b40c65a380d2ae2163871f3f437071ec5204d74c9d81532e815
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/GenGen/0.1.0:/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] 67f0ab8599ee4c32ed46704cd0ad0cfc1bc81347f05304bac20ad5fa87b542e8
[INFO] running `"docker" "start" "-a" "67f0ab8599ee4c32ed46704cd0ad0cfc1bc81347f05304bac20ad5fa87b542e8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/GenGen-351233a4877ad2ac
[INFO] [stderr]    Doc-tests GenGen
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "67f0ab8599ee4c32ed46704cd0ad0cfc1bc81347f05304bac20ad5fa87b542e8"`
[INFO] running `"docker" "rm" "-f" "67f0ab8599ee4c32ed46704cd0ad0cfc1bc81347f05304bac20ad5fa87b542e8"`
[INFO] [stdout] 67f0ab8599ee4c32ed46704cd0ad0cfc1bc81347f05304bac20ad5fa87b542e8