[INFO] updating cached repository xfbs/xar
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/xfbs/xar
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/xfbs/xar" "work/ex/beta-1.37-6/sources/1.36.0/gh/xfbs/xar"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/xfbs/xar'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/xfbs/xar" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/xfbs/xar"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/xfbs/xar'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1f98471e0858dc8ff9bbcedec1949d530756cac4
[INFO] sha for GitHub repo xfbs/xar: 1f98471e0858dc8ff9bbcedec1949d530756cac4
[INFO] validating manifest of xfbs/xar 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 xfbs/xar 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 xfbs/xar
[INFO] finished frobbing xfbs/xar
[INFO] frobbed toml for xfbs/xar written to work/ex/beta-1.37-6/sources/1.36.0/gh/xfbs/xar/Cargo.toml
[INFO] started frobbing xfbs/xar
[INFO] finished frobbing xfbs/xar
[INFO] frobbed toml for xfbs/xar written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/xfbs/xar/Cargo.toml
[INFO] crate xfbs/xar already has a lockfile, it will not be regenerated
[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 xfbs/xar 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/gh/xfbs/xar:/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] d6f03b33588e94f7e4b6f458eef581d33e58ec33fba694c57714b75ab2c7f607
[INFO] running `"docker" "start" "-a" "d6f03b33588e94f7e4b6f458eef581d33e58ec33fba694c57714b75ab2c7f607"`
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling libflate v0.1.23
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling backtrace v0.3.30
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling quick-xml v0.14.0
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling xar v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `"docker" "inspect" "d6f03b33588e94f7e4b6f458eef581d33e58ec33fba694c57714b75ab2c7f607"`
[INFO] running `"docker" "rm" "-f" "d6f03b33588e94f7e4b6f458eef581d33e58ec33fba694c57714b75ab2c7f607"`
[INFO] [stdout] d6f03b33588e94f7e4b6f458eef581d33e58ec33fba694c57714b75ab2c7f607
[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/gh/xfbs/xar:/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] 971964adf32d23dc719abb4855f0dedfd59068f5675ef1fd7dbb8004979f35f0
[INFO] running `"docker" "start" "-a" "971964adf32d23dc719abb4855f0dedfd59068f5675ef1fd7dbb8004979f35f0"`
[INFO] [stderr]    Compiling xar v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.73s
[INFO] running `"docker" "inspect" "971964adf32d23dc719abb4855f0dedfd59068f5675ef1fd7dbb8004979f35f0"`
[INFO] running `"docker" "rm" "-f" "971964adf32d23dc719abb4855f0dedfd59068f5675ef1fd7dbb8004979f35f0"`
[INFO] [stdout] 971964adf32d23dc719abb4855f0dedfd59068f5675ef1fd7dbb8004979f35f0
[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/gh/xfbs/xar:/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] deddb491e4605c1eee4bfadc351e840da6ba624f2c43fa1a2dfba90a23c46e0a
[INFO] running `"docker" "start" "-a" "deddb491e4605c1eee4bfadc351e840da6ba624f2c43fa1a2dfba90a23c46e0a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/xar-27e940e21f0b15a0
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_can_load_header_toc_cksum_sha256 ... ok
[INFO] [stdout] test tests::test_can_load_header ... ok
[INFO] [stdout] test tests::test_can_load_header_toc_cksum_sha512 ... ok
[INFO] [stdout] test tests::test_header_load_fails_with_invalid_magic ... ok
[INFO] [stdout] test tests::test_header_load_fails_with_invalid_version ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/xar-4df75c6e70e8cbc0
[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 xar
[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" "deddb491e4605c1eee4bfadc351e840da6ba624f2c43fa1a2dfba90a23c46e0a"`
[INFO] running `"docker" "rm" "-f" "deddb491e4605c1eee4bfadc351e840da6ba624f2c43fa1a2dfba90a23c46e0a"`
[INFO] [stdout] deddb491e4605c1eee4bfadc351e840da6ba624f2c43fa1a2dfba90a23c46e0a