[INFO] crate testgen 0.1.0 is already in cache
[INFO] extracting crate testgen 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/testgen/0.1.0
[INFO] extracting crate testgen 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/testgen/0.1.0
[INFO] validating manifest of testgen-0.1.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of testgen-0.1.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing testgen-0.1.0
[INFO] finished frobbing testgen-0.1.0
[INFO] frobbed toml for testgen-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/testgen/0.1.0/Cargo.toml
[INFO] started frobbing testgen-0.1.0
[INFO] finished frobbing testgen-0.1.0
[INFO] frobbed toml for testgen-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/testgen/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing testgen-0.1.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/testgen/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 543a537f0036d08f5c6689ed6846e8c71eca77b5330624a129c16769f37b8af0
[INFO] running `"docker" "start" "-a" "543a537f0036d08f5c6689ed6846e8c71eca77b5330624a129c16769f37b8af0"`
[INFO] [stderr]    Compiling testgen v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.32s
[INFO] running `"docker" "inspect" "543a537f0036d08f5c6689ed6846e8c71eca77b5330624a129c16769f37b8af0"`
[INFO] running `"docker" "rm" "-f" "543a537f0036d08f5c6689ed6846e8c71eca77b5330624a129c16769f37b8af0"`
[INFO] [stdout] 543a537f0036d08f5c6689ed6846e8c71eca77b5330624a129c16769f37b8af0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/testgen/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 68967811bace284d7fe71551b809c3e914d78d52136ecf207344b4d5e6caacd0
[INFO] running `"docker" "start" "-a" "68967811bace284d7fe71551b809c3e914d78d52136ecf207344b4d5e6caacd0"`
[INFO] [stderr]    Compiling testgen v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `"docker" "inspect" "68967811bace284d7fe71551b809c3e914d78d52136ecf207344b4d5e6caacd0"`
[INFO] running `"docker" "rm" "-f" "68967811bace284d7fe71551b809c3e914d78d52136ecf207344b4d5e6caacd0"`
[INFO] [stdout] 68967811bace284d7fe71551b809c3e914d78d52136ecf207344b4d5e6caacd0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/testgen/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 444dd4fb43d639e6d495a64fada26f9b07511d9140391d34eef787d28b9e2fa1
[INFO] running `"docker" "start" "-a" "444dd4fb43d639e6d495a64fada26f9b07511d9140391d34eef787d28b9e2fa1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/testgen-50ddec3f40dab50e
[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] [stderr]    Doc-tests testgen
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - fail (line 199) ... ok
[INFO] [stdout] test src/lib.rs - multi_pass (line 288) ... ok
[INFO] [stdout] test src/lib.rs - pass (line 178) ... ok
[INFO] [stdout] test src/lib.rs - multi_fail (line 305) ... ok
[INFO] [stdout] test src/lib.rs -  (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "444dd4fb43d639e6d495a64fada26f9b07511d9140391d34eef787d28b9e2fa1"`
[INFO] running `"docker" "rm" "-f" "444dd4fb43d639e6d495a64fada26f9b07511d9140391d34eef787d28b9e2fa1"`
[INFO] [stdout] 444dd4fb43d639e6d495a64fada26f9b07511d9140391d34eef787d28b9e2fa1