[INFO] crate vec_mut_scan 0.1.0 is already in cache
[INFO] extracting crate vec_mut_scan 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/vec_mut_scan/0.1.0
[INFO] extracting crate vec_mut_scan 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/vec_mut_scan/0.1.0
[INFO] validating manifest of vec_mut_scan-0.1.0 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 vec_mut_scan-0.1.0 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 vec_mut_scan-0.1.0
[INFO] finished frobbing vec_mut_scan-0.1.0
[INFO] frobbed toml for vec_mut_scan-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/vec_mut_scan/0.1.0/Cargo.toml
[INFO] started frobbing vec_mut_scan-0.1.0
[INFO] finished frobbing vec_mut_scan-0.1.0
[INFO] frobbed toml for vec_mut_scan-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/vec_mut_scan/0.1.0/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 vec_mut_scan-0.1.0 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-0/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/vec_mut_scan/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] e79f4cb64cd1ea7f85b8a2f6396a4521bd36608bd9fe876563d690c5cb94484f
[INFO] running `"docker" "start" "-a" "e79f4cb64cd1ea7f85b8a2f6396a4521bd36608bd9fe876563d690c5cb94484f"`
[INFO] [stderr]    Compiling vec_mut_scan v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `"docker" "inspect" "e79f4cb64cd1ea7f85b8a2f6396a4521bd36608bd9fe876563d690c5cb94484f"`
[INFO] running `"docker" "rm" "-f" "e79f4cb64cd1ea7f85b8a2f6396a4521bd36608bd9fe876563d690c5cb94484f"`
[INFO] [stdout] e79f4cb64cd1ea7f85b8a2f6396a4521bd36608bd9fe876563d690c5cb94484f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/vec_mut_scan/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] febe55fd218b580fe2ea362f6d87ac76bef97e320a1fbaccfe334561d10eb501
[INFO] running `"docker" "start" "-a" "febe55fd218b580fe2ea362f6d87ac76bef97e320a1fbaccfe334561d10eb501"`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling proptest v0.9.4
[INFO] [stderr]    Compiling vec_mut_scan v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.97s
[INFO] running `"docker" "inspect" "febe55fd218b580fe2ea362f6d87ac76bef97e320a1fbaccfe334561d10eb501"`
[INFO] running `"docker" "rm" "-f" "febe55fd218b580fe2ea362f6d87ac76bef97e320a1fbaccfe334561d10eb501"`
[INFO] [stdout] febe55fd218b580fe2ea362f6d87ac76bef97e320a1fbaccfe334561d10eb501
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/vec_mut_scan/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 45dad65c0a20f2607d59452540c5d63498ce2b0d6fb22b9012ab423eac7e9277
[INFO] running `"docker" "start" "-a" "45dad65c0a20f2607d59452540c5d63498ce2b0d6fb22b9012ab423eac7e9277"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/vec_mut_scan-003582efb093e5ab
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::check_item_drops ... ok
[INFO] [stdout] test tests::mutate_and_remove ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vec_mut_scan
[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" "45dad65c0a20f2607d59452540c5d63498ce2b0d6fb22b9012ab423eac7e9277"`
[INFO] running `"docker" "rm" "-f" "45dad65c0a20f2607d59452540c5d63498ce2b0d6fb22b9012ab423eac7e9277"`
[INFO] [stdout] 45dad65c0a20f2607d59452540c5d63498ce2b0d6fb22b9012ab423eac7e9277