[INFO] crate gem 0.0.0 is already in cache
[INFO] extracting crate gem 0.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/gem/0.0.0
[INFO] extracting crate gem 0.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gem/0.0.0
[INFO] validating manifest of gem-0.0.0 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 gem-0.0.0 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 gem-0.0.0
[INFO] finished frobbing gem-0.0.0
[INFO] frobbed toml for gem-0.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/gem/0.0.0/Cargo.toml
[INFO] started frobbing gem-0.0.0
[INFO] finished frobbing gem-0.0.0
[INFO] frobbed toml for gem-0.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gem/0.0.0/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] [stderr]     Blocking waiting for file lock on package cache
[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 gem-0.0.0 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/gem/0.0.0:/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] 729eade658b66e5da1cd988f9aa206aee97828dac16c726c9ddcdfa65f9bbdf0
[INFO] running `"docker" "start" "-a" "729eade658b66e5da1cd988f9aa206aee97828dac16c726c9ddcdfa65f9bbdf0"`
[INFO] [stderr]    Compiling gem v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `"docker" "inspect" "729eade658b66e5da1cd988f9aa206aee97828dac16c726c9ddcdfa65f9bbdf0"`
[INFO] running `"docker" "rm" "-f" "729eade658b66e5da1cd988f9aa206aee97828dac16c726c9ddcdfa65f9bbdf0"`
[INFO] [stdout] 729eade658b66e5da1cd988f9aa206aee97828dac16c726c9ddcdfa65f9bbdf0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/gem/0.0.0:/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] 519bca4649c755d886fef0430251f2ffb2a91fb07ec1b8c0677c05bb0e3b07ac
[INFO] running `"docker" "start" "-a" "519bca4649c755d886fef0430251f2ffb2a91fb07ec1b8c0677c05bb0e3b07ac"`
[INFO] [stderr]    Compiling gem v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "519bca4649c755d886fef0430251f2ffb2a91fb07ec1b8c0677c05bb0e3b07ac"`
[INFO] running `"docker" "rm" "-f" "519bca4649c755d886fef0430251f2ffb2a91fb07ec1b8c0677c05bb0e3b07ac"`
[INFO] [stdout] 519bca4649c755d886fef0430251f2ffb2a91fb07ec1b8c0677c05bb0e3b07ac
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/gem/0.0.0:/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] c53c07841c49ef12a56b53846d49b59df4fd3380308d7b741837e15b3ce3f21c
[INFO] running `"docker" "start" "-a" "c53c07841c49ef12a56b53846d49b59df4fd3380308d7b741837e15b3ce3f21c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/gem-3c9d54fb9b3a5b69
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gem
[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" "c53c07841c49ef12a56b53846d49b59df4fd3380308d7b741837e15b3ce3f21c"`
[INFO] running `"docker" "rm" "-f" "c53c07841c49ef12a56b53846d49b59df4fd3380308d7b741837e15b3ce3f21c"`
[INFO] [stdout] c53c07841c49ef12a56b53846d49b59df4fd3380308d7b741837e15b3ce3f21c