[INFO] crate libc 0.2.60 is already in cache
[INFO] extracting crate libc 0.2.60 into work/ex/beta-1.38-1/sources/1.37.0/reg/libc/0.2.60
[INFO] extracting crate libc 0.2.60 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libc/0.2.60
[INFO] validating manifest of libc-0.2.60 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 libc-0.2.60 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 libc-0.2.60
[INFO] finished frobbing libc-0.2.60
[INFO] frobbed toml for libc-0.2.60 written to work/ex/beta-1.38-1/sources/1.37.0/reg/libc/0.2.60/Cargo.toml
[INFO] started frobbing libc-0.2.60
[INFO] finished frobbing libc-0.2.60
[INFO] frobbed toml for libc-0.2.60 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libc/0.2.60/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 libc-0.2.60 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libc/0.2.60:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] ab2d273f12dd35602cdf36a62f1dd761b7cbea6444961064dd93e340c19e767c
[INFO] running `"docker" "start" "-a" "ab2d273f12dd35602cdf36a62f1dd761b7cbea6444961064dd93e340c19e767c"`
[INFO] [stderr]    Compiling libc v0.2.60 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `"docker" "inspect" "ab2d273f12dd35602cdf36a62f1dd761b7cbea6444961064dd93e340c19e767c"`
[INFO] running `"docker" "rm" "-f" "ab2d273f12dd35602cdf36a62f1dd761b7cbea6444961064dd93e340c19e767c"`
[INFO] [stdout] ab2d273f12dd35602cdf36a62f1dd761b7cbea6444961064dd93e340c19e767c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libc/0.2.60:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 95e208635177d17f4ce59ad09287297622da36512454db230d57381eedb58f67
[INFO] running `"docker" "start" "-a" "95e208635177d17f4ce59ad09287297622da36512454db230d57381eedb58f67"`
[INFO] [stderr]    Compiling libc v0.2.60 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `"docker" "inspect" "95e208635177d17f4ce59ad09287297622da36512454db230d57381eedb58f67"`
[INFO] running `"docker" "rm" "-f" "95e208635177d17f4ce59ad09287297622da36512454db230d57381eedb58f67"`
[INFO] [stdout] 95e208635177d17f4ce59ad09287297622da36512454db230d57381eedb58f67
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libc/0.2.60:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 1bfb36113f8b11fb59fb331952660b067060c3647c18396b0bfc6643f6dac08c
[INFO] running `"docker" "start" "-a" "1bfb36113f8b11fb59fb331952660b067060c3647c18396b0bfc6643f6dac08c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/libc-3d1d9735d7e4d607
[INFO] [stderr]    Doc-tests libc
[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] [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" "1bfb36113f8b11fb59fb331952660b067060c3647c18396b0bfc6643f6dac08c"`
[INFO] running `"docker" "rm" "-f" "1bfb36113f8b11fb59fb331952660b067060c3647c18396b0bfc6643f6dac08c"`
[INFO] [stdout] 1bfb36113f8b11fb59fb331952660b067060c3647c18396b0bfc6643f6dac08c