[INFO] updating cached repository 1994scm/webserver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/1994scm/webserver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/1994scm/webserver" "work/ex/beta-1.38-1/sources/1.37.0/gh/1994scm/webserver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/1994scm/webserver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/1994scm/webserver" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/1994scm/webserver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/1994scm/webserver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2c373ea6d0fe15345a26b99858fd7c6e077f31eb
[INFO] sha for GitHub repo 1994scm/webserver: 2c373ea6d0fe15345a26b99858fd7c6e077f31eb
[INFO] validating manifest of 1994scm/webserver 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 1994scm/webserver 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 1994scm/webserver
[INFO] finished frobbing 1994scm/webserver
[INFO] frobbed toml for 1994scm/webserver written to work/ex/beta-1.38-1/sources/1.37.0/gh/1994scm/webserver/Cargo.toml
[INFO] started frobbing 1994scm/webserver
[INFO] finished frobbing 1994scm/webserver
[INFO] frobbed toml for 1994scm/webserver written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/1994scm/webserver/Cargo.toml
[INFO] crate 1994scm/webserver 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] 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] testing 1994scm/webserver 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/1994scm/webserver:/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] c722d88afef88f3775fecf57e32a98a33ab1cd23b21740798fd8c9d126ea8d69
[INFO] running `"docker" "start" "-a" "c722d88afef88f3775fecf57e32a98a33ab1cd23b21740798fd8c9d126ea8d69"`
[INFO] [stderr]    Compiling webserver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "c722d88afef88f3775fecf57e32a98a33ab1cd23b21740798fd8c9d126ea8d69"`
[INFO] running `"docker" "rm" "-f" "c722d88afef88f3775fecf57e32a98a33ab1cd23b21740798fd8c9d126ea8d69"`
[INFO] [stdout] c722d88afef88f3775fecf57e32a98a33ab1cd23b21740798fd8c9d126ea8d69
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/1994scm/webserver:/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] b664f9bf1dad3bf927bd06b6d582db4a0f5a6aa56a15039aa4a827fb90e569bd
[INFO] running `"docker" "start" "-a" "b664f9bf1dad3bf927bd06b6d582db4a0f5a6aa56a15039aa4a827fb90e569bd"`
[INFO] [stderr]    Compiling webserver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "b664f9bf1dad3bf927bd06b6d582db4a0f5a6aa56a15039aa4a827fb90e569bd"`
[INFO] running `"docker" "rm" "-f" "b664f9bf1dad3bf927bd06b6d582db4a0f5a6aa56a15039aa4a827fb90e569bd"`
[INFO] [stdout] b664f9bf1dad3bf927bd06b6d582db4a0f5a6aa56a15039aa4a827fb90e569bd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/1994scm/webserver:/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] 28d47aacb0f067cbf7e9ca41f6075376b3fa1ce1a6c13e18b0bef719cf08d162
[INFO] running `"docker" "start" "-a" "28d47aacb0f067cbf7e9ca41f6075376b3fa1ce1a6c13e18b0bef719cf08d162"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/webserver-b8c1b54c82ce72ba
[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" "28d47aacb0f067cbf7e9ca41f6075376b3fa1ce1a6c13e18b0bef719cf08d162"`
[INFO] running `"docker" "rm" "-f" "28d47aacb0f067cbf7e9ca41f6075376b3fa1ce1a6c13e18b0bef719cf08d162"`
[INFO] [stdout] 28d47aacb0f067cbf7e9ca41f6075376b3fa1ce1a6c13e18b0bef719cf08d162