[INFO] updating cached repository syncjack/syncjack
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/syncjack/syncjack
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/syncjack/syncjack" "work/ex/beta-1.38-1/sources/1.37.0/gh/syncjack/syncjack"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/syncjack/syncjack'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/syncjack/syncjack" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/syncjack/syncjack"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/syncjack/syncjack'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1bd23d4fedeb15b1ae3f9a8c91cffd6c89ecd9cd
[INFO] sha for GitHub repo syncjack/syncjack: 1bd23d4fedeb15b1ae3f9a8c91cffd6c89ecd9cd
[INFO] validating manifest of syncjack/syncjack 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 syncjack/syncjack 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 syncjack/syncjack
[INFO] finished frobbing syncjack/syncjack
[INFO] frobbed toml for syncjack/syncjack written to work/ex/beta-1.38-1/sources/1.37.0/gh/syncjack/syncjack/Cargo.toml
[INFO] started frobbing syncjack/syncjack
[INFO] finished frobbing syncjack/syncjack
[INFO] frobbed toml for syncjack/syncjack written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/syncjack/syncjack/Cargo.toml
[INFO] crate syncjack/syncjack already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing syncjack/syncjack 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/gh/syncjack/syncjack:/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] d6410317f13a66385988e062f03f9361e19544690afd5176c64b812197931222
[INFO] running `"docker" "start" "-a" "d6410317f13a66385988e062f03f9361e19544690afd5176c64b812197931222"`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.33
[INFO] [stderr]    Compiling wasm-bindgen v0.2.33
[INFO] [stderr]    Compiling svg v0.5.12
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.33
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.33
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.33
[INFO] [stderr]    Compiling syncjack2 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.18s
[INFO] running `"docker" "inspect" "d6410317f13a66385988e062f03f9361e19544690afd5176c64b812197931222"`
[INFO] running `"docker" "rm" "-f" "d6410317f13a66385988e062f03f9361e19544690afd5176c64b812197931222"`
[INFO] [stdout] d6410317f13a66385988e062f03f9361e19544690afd5176c64b812197931222
[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/gh/syncjack/syncjack:/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] 719e9f30770782921c01c6f20346ce2cdb0feb23571b4c040005116bc5155467
[INFO] running `"docker" "start" "-a" "719e9f30770782921c01c6f20346ce2cdb0feb23571b4c040005116bc5155467"`
[INFO] [stderr]    Compiling syncjack2 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `"docker" "inspect" "719e9f30770782921c01c6f20346ce2cdb0feb23571b4c040005116bc5155467"`
[INFO] running `"docker" "rm" "-f" "719e9f30770782921c01c6f20346ce2cdb0feb23571b4c040005116bc5155467"`
[INFO] [stdout] 719e9f30770782921c01c6f20346ce2cdb0feb23571b4c040005116bc5155467
[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/gh/syncjack/syncjack:/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] 7eb874f298e9167588a504d2982fc79a9fb57008ae061c137cc5bfae5fa0b94f
[INFO] running `"docker" "start" "-a" "7eb874f298e9167588a504d2982fc79a9fb57008ae061c137cc5bfae5fa0b94f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/syncjack2lib-b6aa57caa0c1ae0d
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_start ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests syncjack2lib
[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" "7eb874f298e9167588a504d2982fc79a9fb57008ae061c137cc5bfae5fa0b94f"`
[INFO] running `"docker" "rm" "-f" "7eb874f298e9167588a504d2982fc79a9fb57008ae061c137cc5bfae5fa0b94f"`
[INFO] [stdout] 7eb874f298e9167588a504d2982fc79a9fb57008ae061c137cc5bfae5fa0b94f