[INFO] crate errors 0.0.0 is already in cache
[INFO] extracting crate errors 0.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/errors/0.0.0
[INFO] extracting crate errors 0.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/errors/0.0.0
[INFO] validating manifest of errors-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 errors-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 errors-0.0.0
[INFO] finished frobbing errors-0.0.0
[INFO] frobbed toml for errors-0.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/errors/0.0.0/Cargo.toml
[INFO] started frobbing errors-0.0.0
[INFO] finished frobbing errors-0.0.0
[INFO] frobbed toml for errors-0.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/errors/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] 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 errors-0.0.0 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-4/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/errors/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] a62004472374d9ab57072e82b7a46d2179a533a548534f7348f2ea9eee6ea221
[INFO] running `"docker" "start" "-a" "a62004472374d9ab57072e82b7a46d2179a533a548534f7348f2ea9eee6ea221"`
[INFO] [stderr]    Compiling errors v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `"docker" "inspect" "a62004472374d9ab57072e82b7a46d2179a533a548534f7348f2ea9eee6ea221"`
[INFO] running `"docker" "rm" "-f" "a62004472374d9ab57072e82b7a46d2179a533a548534f7348f2ea9eee6ea221"`
[INFO] [stdout] a62004472374d9ab57072e82b7a46d2179a533a548534f7348f2ea9eee6ea221
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/errors/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] cab1adf901cc88a6a0224021f4b061e0f09d7d6519c254d4c2cf20f256c04a2a
[INFO] running `"docker" "start" "-a" "cab1adf901cc88a6a0224021f4b061e0f09d7d6519c254d4c2cf20f256c04a2a"`
[INFO] [stderr]    Compiling errors v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "cab1adf901cc88a6a0224021f4b061e0f09d7d6519c254d4c2cf20f256c04a2a"`
[INFO] running `"docker" "rm" "-f" "cab1adf901cc88a6a0224021f4b061e0f09d7d6519c254d4c2cf20f256c04a2a"`
[INFO] [stdout] cab1adf901cc88a6a0224021f4b061e0f09d7d6519c254d4c2cf20f256c04a2a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/errors/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] b25f5f53d502934165e7ddc91792ae1f532b79144c206755ac223cb38274d4f6
[INFO] running `"docker" "start" "-a" "b25f5f53d502934165e7ddc91792ae1f532b79144c206755ac223cb38274d4f6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/errors-f823a42256e78700
[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 errors
[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" "b25f5f53d502934165e7ddc91792ae1f532b79144c206755ac223cb38274d4f6"`
[INFO] running `"docker" "rm" "-f" "b25f5f53d502934165e7ddc91792ae1f532b79144c206755ac223cb38274d4f6"`
[INFO] [stdout] b25f5f53d502934165e7ddc91792ae1f532b79144c206755ac223cb38274d4f6