[INFO] crate cask 0.7.1 is already in cache
[INFO] extracting crate cask 0.7.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/cask/0.7.1
[INFO] extracting crate cask 0.7.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cask/0.7.1
[INFO] validating manifest of cask-0.7.1 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 cask-0.7.1 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 cask-0.7.1
[INFO] finished frobbing cask-0.7.1
[INFO] frobbed toml for cask-0.7.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/cask/0.7.1/Cargo.toml
[INFO] started frobbing cask-0.7.1
[INFO] finished frobbing cask-0.7.1
[INFO] frobbed toml for cask-0.7.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cask/0.7.1/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 cask-0.7.1 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-3/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/cask/0.7.1:/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] 3fea59535dc657ec540535b9dfaf04247e66d3a3c1469c0c4e73ea4d03b09853
[INFO] running `"docker" "start" "-a" "3fea59535dc657ec540535b9dfaf04247e66d3a3c1469c0c4e73ea4d03b09853"`
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling xxhash-sys v0.1.0
[INFO] [stderr]    Compiling xxhash2 v0.1.0
[INFO] [stderr]    Compiling cask v0.7.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:83:32
[INFO] [stderr]    |
[INFO] [stderr] 83 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/log.rs:480:5
[INFO] [stderr]     |
[INFO] [stderr] 480 | /     lazy_static! {
[INFO] [stderr] 481 | |         static ref RE: Regex =
[INFO] [stderr] 482 | |             Regex::new(&format!("(\\d+).{}$", DATA_FILE_EXTENSION)).unwrap();
[INFO] [stderr] 483 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.29s
[INFO] running `"docker" "inspect" "3fea59535dc657ec540535b9dfaf04247e66d3a3c1469c0c4e73ea4d03b09853"`
[INFO] running `"docker" "rm" "-f" "3fea59535dc657ec540535b9dfaf04247e66d3a3c1469c0c4e73ea4d03b09853"`
[INFO] [stdout] 3fea59535dc657ec540535b9dfaf04247e66d3a3c1469c0c4e73ea4d03b09853
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/cask/0.7.1:/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] 3a9fbeda06d043f41292ece41b80778cd89e67a0f14372e2c8695b74bb673300
[INFO] running `"docker" "start" "-a" "3a9fbeda06d043f41292ece41b80778cd89e67a0f14372e2c8695b74bb673300"`
[INFO] [stderr]    Compiling cask v0.7.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:83:32
[INFO] [stderr]    |
[INFO] [stderr] 83 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/log.rs:480:5
[INFO] [stderr]     |
[INFO] [stderr] 480 | /     lazy_static! {
[INFO] [stderr] 481 | |         static ref RE: Regex =
[INFO] [stderr] 482 | |             Regex::new(&format!("(\\d+).{}$", DATA_FILE_EXTENSION)).unwrap();
[INFO] [stderr] 483 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `"docker" "inspect" "3a9fbeda06d043f41292ece41b80778cd89e67a0f14372e2c8695b74bb673300"`
[INFO] running `"docker" "rm" "-f" "3a9fbeda06d043f41292ece41b80778cd89e67a0f14372e2c8695b74bb673300"`
[INFO] [stdout] 3a9fbeda06d043f41292ece41b80778cd89e67a0f14372e2c8695b74bb673300
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/cask/0.7.1:/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] 8c70c841142e2489303b3cd465a2243277e4bbf0d080fc5268774682bac85250
[INFO] running `"docker" "start" "-a" "8c70c841142e2489303b3cd465a2243277e4bbf0d080fc5268774682bac85250"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cask-ee9b63ee563c4833
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test data::tests::test_deleted ... ok
[INFO] [stdout] test data::tests::test_serialization ... 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 cask
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 10) ... ok
[INFO] [stdout] test src/cask.rs - cask::CaskOptions (line 175) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8c70c841142e2489303b3cd465a2243277e4bbf0d080fc5268774682bac85250"`
[INFO] running `"docker" "rm" "-f" "8c70c841142e2489303b3cd465a2243277e4bbf0d080fc5268774682bac85250"`
[INFO] [stdout] 8c70c841142e2489303b3cd465a2243277e4bbf0d080fc5268774682bac85250