[INFO] crate crates-io-semverver 0.22.0 is already in cache
[INFO] extracting crate crates-io-semverver 0.22.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/crates-io-semverver/0.22.0
[INFO] extracting crate crates-io-semverver 0.22.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/crates-io-semverver/0.22.0
[INFO] validating manifest of crates-io-semverver-0.22.0 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 crates-io-semverver-0.22.0 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 crates-io-semverver-0.22.0
[INFO] finished frobbing crates-io-semverver-0.22.0
[INFO] frobbed toml for crates-io-semverver-0.22.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/crates-io-semverver/0.22.0/Cargo.toml
[INFO] started frobbing crates-io-semverver-0.22.0
[INFO] finished frobbing crates-io-semverver-0.22.0
[INFO] frobbed toml for crates-io-semverver-0.22.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/crates-io-semverver/0.22.0/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] testing crates-io-semverver-0.22.0 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/crates-io-semverver/0.22.0:/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] 41e14f673f6baf301234f62913af2e0c0ef35c588b83e0e82f68f99e37f059c8
[INFO] running `"docker" "start" "-a" "41e14f673f6baf301234f62913af2e0c0ef35c588b83e0e82f68f99e37f059c8"`
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.20
[INFO] [stderr]    Compiling socket2 v0.3.11
[INFO] [stderr]    Compiling curl v0.4.22
[INFO] [stderr]    Compiling crates-io-semverver v0.22.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.75s
[INFO] running `"docker" "inspect" "41e14f673f6baf301234f62913af2e0c0ef35c588b83e0e82f68f99e37f059c8"`
[INFO] running `"docker" "rm" "-f" "41e14f673f6baf301234f62913af2e0c0ef35c588b83e0e82f68f99e37f059c8"`
[INFO] [stdout] 41e14f673f6baf301234f62913af2e0c0ef35c588b83e0e82f68f99e37f059c8
[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/reg/crates-io-semverver/0.22.0:/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] 15eed5ca1c6016eb5b302fc51a7d00db1807cd311ae49ada36d8f8ddf0684f01
[INFO] running `"docker" "start" "-a" "15eed5ca1c6016eb5b302fc51a7d00db1807cd311ae49ada36d8f8ddf0684f01"`
[INFO] [stderr]    Compiling crates-io-semverver v0.22.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `"docker" "inspect" "15eed5ca1c6016eb5b302fc51a7d00db1807cd311ae49ada36d8f8ddf0684f01"`
[INFO] running `"docker" "rm" "-f" "15eed5ca1c6016eb5b302fc51a7d00db1807cd311ae49ada36d8f8ddf0684f01"`
[INFO] [stdout] 15eed5ca1c6016eb5b302fc51a7d00db1807cd311ae49ada36d8f8ddf0684f01
[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/reg/crates-io-semverver/0.22.0:/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] 14e466b02b75c1b2ea320c5053fbe5e1b52b05731d84ef1efc8d7b475d38aee4
[INFO] running `"docker" "start" "-a" "14e466b02b75c1b2ea320c5053fbe5e1b52b05731d84ef1efc8d7b475d38aee4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/crates_io-e1ecd707d0b13229
[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 crates_io
[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" "14e466b02b75c1b2ea320c5053fbe5e1b52b05731d84ef1efc8d7b475d38aee4"`
[INFO] running `"docker" "rm" "-f" "14e466b02b75c1b2ea320c5053fbe5e1b52b05731d84ef1efc8d7b475d38aee4"`
[INFO] [stdout] 14e466b02b75c1b2ea320c5053fbe5e1b52b05731d84ef1efc8d7b475d38aee4