[INFO] fetching crate serde_test 1.0.97...
[INFO] extracting crate serde_test 1.0.97 into work/ex/beta-1.37-6/sources/1.36.0/reg/serde_test/1.0.97
[INFO] extracting crate serde_test 1.0.97 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde_test/1.0.97
[INFO] validating manifest of serde_test-1.0.97 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 serde_test-1.0.97 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 serde_test-1.0.97
[INFO] finished frobbing serde_test-1.0.97
[INFO] frobbed toml for serde_test-1.0.97 written to work/ex/beta-1.37-6/sources/1.36.0/reg/serde_test/1.0.97/Cargo.toml
[INFO] started frobbing serde_test-1.0.97
[INFO] finished frobbing serde_test-1.0.97
[INFO] frobbed toml for serde_test-1.0.97 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde_test/1.0.97/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] [stderr]     Blocking waiting for file lock on package cache lock
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing serde_test-1.0.97 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/serde_test/1.0.97:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 377ae3af555e5b8d2051fd452137d516dc63bf66a68afa5edb5185f54ffc8eff
[INFO] running `"docker" "start" "-a" "377ae3af555e5b8d2051fd452137d516dc63bf66a68afa5edb5185f54ffc8eff"`
[INFO] [stderr]    Compiling serde_test v1.0.97 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `"docker" "inspect" "377ae3af555e5b8d2051fd452137d516dc63bf66a68afa5edb5185f54ffc8eff"`
[INFO] running `"docker" "rm" "-f" "377ae3af555e5b8d2051fd452137d516dc63bf66a68afa5edb5185f54ffc8eff"`
[INFO] [stdout] 377ae3af555e5b8d2051fd452137d516dc63bf66a68afa5edb5185f54ffc8eff
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/serde_test/1.0.97:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1c8c579c8ece2080adf747fcae793ef8e1017dbe32a6cb6fc34dc258fc8d0813
[INFO] running `"docker" "start" "-a" "1c8c579c8ece2080adf747fcae793ef8e1017dbe32a6cb6fc34dc258fc8d0813"`
[INFO] [stderr]    Compiling serde_test v1.0.97 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `"docker" "inspect" "1c8c579c8ece2080adf747fcae793ef8e1017dbe32a6cb6fc34dc258fc8d0813"`
[INFO] running `"docker" "rm" "-f" "1c8c579c8ece2080adf747fcae793ef8e1017dbe32a6cb6fc34dc258fc8d0813"`
[INFO] [stdout] 1c8c579c8ece2080adf747fcae793ef8e1017dbe32a6cb6fc34dc258fc8d0813
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/serde_test/1.0.97:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 60242e5c0fb376feb412316dc2876fa6ca7a1971989b52dc7e213a09fedc81a6
[INFO] running `"docker" "start" "-a" "60242e5c0fb376feb412316dc2876fa6ca7a1971989b52dc7e213a09fedc81a6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serde_test-3e2d039f681b3505
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_test
[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] [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" "60242e5c0fb376feb412316dc2876fa6ca7a1971989b52dc7e213a09fedc81a6"`
[INFO] running `"docker" "rm" "-f" "60242e5c0fb376feb412316dc2876fa6ca7a1971989b52dc7e213a09fedc81a6"`
[INFO] [stdout] 60242e5c0fb376feb412316dc2876fa6ca7a1971989b52dc7e213a09fedc81a6