[INFO] fetching crate pow_sha256 0.2.0...
[INFO] extracting crate pow_sha256 0.2.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/pow_sha256/0.2.0
[INFO] extracting crate pow_sha256 0.2.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/pow_sha256/0.2.0
[INFO] validating manifest of pow_sha256-0.2.0 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 pow_sha256-0.2.0 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 pow_sha256-0.2.0
[INFO] finished frobbing pow_sha256-0.2.0
[INFO] frobbed toml for pow_sha256-0.2.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/pow_sha256/0.2.0/Cargo.toml
[INFO] started frobbing pow_sha256-0.2.0
[INFO] finished frobbing pow_sha256-0.2.0
[INFO] frobbed toml for pow_sha256-0.2.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/pow_sha256/0.2.0/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 pow_sha256-0.2.0 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-6/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/pow_sha256/0.2.0:/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] 07630cfde77430791b64ab44847a84302321d8e207eb084a3d52535a6a56013e
[INFO] running `"docker" "start" "-a" "07630cfde77430791b64ab44847a84302321d8e207eb084a3d52535a6a56013e"`
[INFO] [stderr]    Compiling bincode v1.1.4
[INFO] [stderr]    Compiling pow_sha256 v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `"docker" "inspect" "07630cfde77430791b64ab44847a84302321d8e207eb084a3d52535a6a56013e"`
[INFO] running `"docker" "rm" "-f" "07630cfde77430791b64ab44847a84302321d8e207eb084a3d52535a6a56013e"`
[INFO] [stdout] 07630cfde77430791b64ab44847a84302321d8e207eb084a3d52535a6a56013e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/pow_sha256/0.2.0:/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] 8475ccff5d95f7afcd89c306f0553b6ccd75d0dbe6c0e19e0aa5ae15fa9131f8
[INFO] running `"docker" "start" "-a" "8475ccff5d95f7afcd89c306f0553b6ccd75d0dbe6c0e19e0aa5ae15fa9131f8"`
[INFO] [stderr]    Compiling pow_sha256 v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.39s
[INFO] running `"docker" "inspect" "8475ccff5d95f7afcd89c306f0553b6ccd75d0dbe6c0e19e0aa5ae15fa9131f8"`
[INFO] running `"docker" "rm" "-f" "8475ccff5d95f7afcd89c306f0553b6ccd75d0dbe6c0e19e0aa5ae15fa9131f8"`
[INFO] [stdout] 8475ccff5d95f7afcd89c306f0553b6ccd75d0dbe6c0e19e0aa5ae15fa9131f8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/pow_sha256/0.2.0:/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] f09bcc3361d668cf74c85816e0c7015660cd4d5ef436e677e6599aecf110e43f
[INFO] running `"docker" "start" "-a" "f09bcc3361d668cf74c85816e0c7015660cd4d5ef436e677e6599aecf110e43f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/pow_sha256-58145fd69890ee43
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::base_functionality ... ok
[INFO] [stdout] test test::double_pow ... ok
[INFO] [stdout] test test::serialization_test ... ok
[INFO] [stdout] test test::is_not_valid_proof ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pow_sha256
[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" "f09bcc3361d668cf74c85816e0c7015660cd4d5ef436e677e6599aecf110e43f"`
[INFO] running `"docker" "rm" "-f" "f09bcc3361d668cf74c85816e0c7015660cd4d5ef436e677e6599aecf110e43f"`
[INFO] [stdout] f09bcc3361d668cf74c85816e0c7015660cd4d5ef436e677e6599aecf110e43f