[INFO] fetching crate netrs 0.0.0...
[INFO] extracting crate netrs 0.0.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/netrs/0.0.0
[INFO] extracting crate netrs 0.0.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/netrs/0.0.0
[INFO] validating manifest of netrs-0.0.0 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 netrs-0.0.0 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 netrs-0.0.0
[INFO] finished frobbing netrs-0.0.0
[INFO] frobbed toml for netrs-0.0.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/netrs/0.0.0/Cargo.toml
[INFO] started frobbing netrs-0.0.0
[INFO] finished frobbing netrs-0.0.0
[INFO] frobbed toml for netrs-0.0.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/netrs/0.0.0/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] 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] testing netrs-0.0.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/netrs/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] b795a9dda34420052b6e0ebaf10744203e46e51391fab3775c4ea0344f7eb3a1
[INFO] running `"docker" "start" "-a" "b795a9dda34420052b6e0ebaf10744203e46e51391fab3775c4ea0344f7eb3a1"`
[INFO] [stderr]    Compiling netrs v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "b795a9dda34420052b6e0ebaf10744203e46e51391fab3775c4ea0344f7eb3a1"`
[INFO] running `"docker" "rm" "-f" "b795a9dda34420052b6e0ebaf10744203e46e51391fab3775c4ea0344f7eb3a1"`
[INFO] [stdout] b795a9dda34420052b6e0ebaf10744203e46e51391fab3775c4ea0344f7eb3a1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/netrs/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] b1355c88bd7bf0c49dd102fe7eeb0e5a1c0800d82154fd55c174704bdef8b446
[INFO] running `"docker" "start" "-a" "b1355c88bd7bf0c49dd102fe7eeb0e5a1c0800d82154fd55c174704bdef8b446"`
[INFO] [stderr]    Compiling netrs v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `"docker" "inspect" "b1355c88bd7bf0c49dd102fe7eeb0e5a1c0800d82154fd55c174704bdef8b446"`
[INFO] running `"docker" "rm" "-f" "b1355c88bd7bf0c49dd102fe7eeb0e5a1c0800d82154fd55c174704bdef8b446"`
[INFO] [stdout] b1355c88bd7bf0c49dd102fe7eeb0e5a1c0800d82154fd55c174704bdef8b446
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/netrs/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 97184966d2ff67360e3948503aa3e37237af50128ed98e01548f33e85fe38b34
[INFO] running `"docker" "start" "-a" "97184966d2ff67360e3948503aa3e37237af50128ed98e01548f33e85fe38b34"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/netrs-2232ce8ad3131c16
[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" "97184966d2ff67360e3948503aa3e37237af50128ed98e01548f33e85fe38b34"`
[INFO] running `"docker" "rm" "-f" "97184966d2ff67360e3948503aa3e37237af50128ed98e01548f33e85fe38b34"`
[INFO] [stdout] 97184966d2ff67360e3948503aa3e37237af50128ed98e01548f33e85fe38b34