[INFO] crate xz-decom 0.2.0 is already in cache
[INFO] extracting crate xz-decom 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/xz-decom/0.2.0
[INFO] extracting crate xz-decom 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/xz-decom/0.2.0
[INFO] validating manifest of xz-decom-0.2.0 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 xz-decom-0.2.0 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 xz-decom-0.2.0
[INFO] removed path dependency xz-embedded-sys from xz-decom-0.2.0
[INFO] finished frobbing xz-decom-0.2.0
[INFO] frobbed toml for xz-decom-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/xz-decom/0.2.0/Cargo.toml
[INFO] started frobbing xz-decom-0.2.0
[INFO] removed path dependency xz-embedded-sys from xz-decom-0.2.0
[INFO] finished frobbing xz-decom-0.2.0
[INFO] frobbed toml for xz-decom-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/xz-decom/0.2.0/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 xz-decom-0.2.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/xz-decom/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] c74261802b3b67e3f4e1be21c5aab4f7d114a7c30c74661d0d5a5fc0863b4e22
[INFO] running `"docker" "start" "-a" "c74261802b3b67e3f4e1be21c5aab4f7d114a7c30c74661d0d5a5fc0863b4e22"`
[INFO] [stderr]    Compiling xz-embedded-sys v0.1.1
[INFO] [stderr]    Compiling xz-decom v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:23:42
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn cause<'a>(&'a self) -> Option<&'a Error> {
[INFO] [stderr]    |                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `"docker" "inspect" "c74261802b3b67e3f4e1be21c5aab4f7d114a7c30c74661d0d5a5fc0863b4e22"`
[INFO] running `"docker" "rm" "-f" "c74261802b3b67e3f4e1be21c5aab4f7d114a7c30c74661d0d5a5fc0863b4e22"`
[INFO] [stdout] c74261802b3b67e3f4e1be21c5aab4f7d114a7c30c74661d0d5a5fc0863b4e22
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/xz-decom/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6aa769151c7ecde8ce818251d74d5f46c49110e2491a1ae45204e0435f1ff9b8
[INFO] running `"docker" "start" "-a" "6aa769151c7ecde8ce818251d74d5f46c49110e2491a1ae45204e0435f1ff9b8"`
[INFO] [stderr]    Compiling xz-decom v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:23:42
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn cause<'a>(&'a self) -> Option<&'a Error> {
[INFO] [stderr]    |                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> tests/tests.rs:20:29
[INFO] [stderr]    |
[INFO] [stderr] 20 |             let cause = err.cause().unwrap();
[INFO] [stderr]    |                             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> tests/tests.rs:35:25
[INFO] [stderr]    |
[INFO] [stderr] 35 |             assert!(err.cause().is_none());
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "6aa769151c7ecde8ce818251d74d5f46c49110e2491a1ae45204e0435f1ff9b8"`
[INFO] running `"docker" "rm" "-f" "6aa769151c7ecde8ce818251d74d5f46c49110e2491a1ae45204e0435f1ff9b8"`
[INFO] [stdout] 6aa769151c7ecde8ce818251d74d5f46c49110e2491a1ae45204e0435f1ff9b8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/xz-decom/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 94c1f0ebc9db9964513be6e7a5ec77bc47bc704fd118b7790686cbb0f544128b
[INFO] running `"docker" "start" "-a" "94c1f0ebc9db9964513be6e7a5ec77bc47bc704fd118b7790686cbb0f544128b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/xz_decom-9d6d30024eb4d5d2
[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]      Running /opt/crater/target/debug/deps/tests-0af3ce0cc2e7429e
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_error ... ok
[INFO] [stdout] test test_hello ... ok
[INFO] [stdout] test test_partial ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xz-decom
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - decompress (line 47) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "94c1f0ebc9db9964513be6e7a5ec77bc47bc704fd118b7790686cbb0f544128b"`
[INFO] running `"docker" "rm" "-f" "94c1f0ebc9db9964513be6e7a5ec77bc47bc704fd118b7790686cbb0f544128b"`
[INFO] [stdout] 94c1f0ebc9db9964513be6e7a5ec77bc47bc704fd118b7790686cbb0f544128b