[INFO] fetching crate prove 0.1.0...
[INFO] extracting crate prove 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/prove/0.1.0
[INFO] extracting crate prove 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/prove/0.1.0
[INFO] validating manifest of prove-0.1.0 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 prove-0.1.0 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 prove-0.1.0
[INFO] finished frobbing prove-0.1.0
[INFO] frobbed toml for prove-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/prove/0.1.0/Cargo.toml
[INFO] started frobbing prove-0.1.0
[INFO] finished frobbing prove-0.1.0
[INFO] frobbed toml for prove-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/prove/0.1.0/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 prove-0.1.0 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-4/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/prove/0.1.0:/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] d629ec50102c5851b7be4fe739ac13356882a442789a6908d74ce884dd3cc3e3
[INFO] running `"docker" "start" "-a" "d629ec50102c5851b7be4fe739ac13356882a442789a6908d74ce884dd3cc3e3"`
[INFO] [stderr]    Compiling prove v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "d629ec50102c5851b7be4fe739ac13356882a442789a6908d74ce884dd3cc3e3"`
[INFO] running `"docker" "rm" "-f" "d629ec50102c5851b7be4fe739ac13356882a442789a6908d74ce884dd3cc3e3"`
[INFO] [stdout] d629ec50102c5851b7be4fe739ac13356882a442789a6908d74ce884dd3cc3e3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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/prove/0.1.0:/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] c7c6619cef268349aa8748b2c589f3c69dc9cd7b5b8072842c2b0c460ccafe4a
[INFO] running `"docker" "start" "-a" "c7c6619cef268349aa8748b2c589f3c69dc9cd7b5b8072842c2b0c460ccafe4a"`
[INFO] [stderr]    Compiling prove v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "c7c6619cef268349aa8748b2c589f3c69dc9cd7b5b8072842c2b0c460ccafe4a"`
[INFO] running `"docker" "rm" "-f" "c7c6619cef268349aa8748b2c589f3c69dc9cd7b5b8072842c2b0c460ccafe4a"`
[INFO] [stdout] c7c6619cef268349aa8748b2c589f3c69dc9cd7b5b8072842c2b0c460ccafe4a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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/prove/0.1.0:/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] 04174858aa8595db5197cd43965bc15b2b839471d1d1ebccb02555d3701ed609
[INFO] running `"docker" "start" "-a" "04174858aa8595db5197cd43965bc15b2b839471d1d1ebccb02555d3701ed609"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/prove-7c437892facdf778
[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 prove
[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" "04174858aa8595db5197cd43965bc15b2b839471d1d1ebccb02555d3701ed609"`
[INFO] running `"docker" "rm" "-f" "04174858aa8595db5197cd43965bc15b2b839471d1d1ebccb02555d3701ed609"`
[INFO] [stdout] 04174858aa8595db5197cd43965bc15b2b839471d1d1ebccb02555d3701ed609