[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 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] a71c51630cb77a95329e149269a54c7c594df4bc67b70e790299593695b5cca8
[INFO] running `"docker" "start" "-a" "a71c51630cb77a95329e149269a54c7c594df4bc67b70e790299593695b5cca8"`
[INFO] [stderr]    Compiling prove v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "a71c51630cb77a95329e149269a54c7c594df4bc67b70e790299593695b5cca8"`
[INFO] running `"docker" "rm" "-f" "a71c51630cb77a95329e149269a54c7c594df4bc67b70e790299593695b5cca8"`
[INFO] [stdout] a71c51630cb77a95329e149269a54c7c594df4bc67b70e790299593695b5cca8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1d9c639f86ddf69fed246f3a4d1419b15bfaea72c244bdf0505b16c7fd64bd3e
[INFO] running `"docker" "start" "-a" "1d9c639f86ddf69fed246f3a4d1419b15bfaea72c244bdf0505b16c7fd64bd3e"`
[INFO] [stderr]    Compiling prove v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "1d9c639f86ddf69fed246f3a4d1419b15bfaea72c244bdf0505b16c7fd64bd3e"`
[INFO] running `"docker" "rm" "-f" "1d9c639f86ddf69fed246f3a4d1419b15bfaea72c244bdf0505b16c7fd64bd3e"`
[INFO] [stdout] 1d9c639f86ddf69fed246f3a4d1419b15bfaea72c244bdf0505b16c7fd64bd3e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 6eaace6744b1fe82b8a56963b82c2483161dcc2bd370e3e1d32ffabfd0cc581d
[INFO] running `"docker" "start" "-a" "6eaace6744b1fe82b8a56963b82c2483161dcc2bd370e3e1d32ffabfd0cc581d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/prove-9eb31e8a9fc37950
[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" "6eaace6744b1fe82b8a56963b82c2483161dcc2bd370e3e1d32ffabfd0cc581d"`
[INFO] running `"docker" "rm" "-f" "6eaace6744b1fe82b8a56963b82c2483161dcc2bd370e3e1d32ffabfd0cc581d"`
[INFO] [stdout] 6eaace6744b1fe82b8a56963b82c2483161dcc2bd370e3e1d32ffabfd0cc581d