[INFO] updating cached repository stefanberg96/webserver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/stefanberg96/webserver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/stefanberg96/webserver" "work/ex/beta-1.38-1/sources/1.37.0/gh/stefanberg96/webserver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/stefanberg96/webserver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/stefanberg96/webserver" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stefanberg96/webserver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stefanberg96/webserver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 670dbca9d82d03875880f17f38f36cc0689c040f
[INFO] sha for GitHub repo stefanberg96/webserver: 670dbca9d82d03875880f17f38f36cc0689c040f
[INFO] validating manifest of stefanberg96/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 stefanberg96/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 stefanberg96/webserver
[INFO] finished frobbing stefanberg96/webserver
[INFO] frobbed toml for stefanberg96/webserver written to work/ex/beta-1.38-1/sources/1.37.0/gh/stefanberg96/webserver/Cargo.toml
[INFO] started frobbing stefanberg96/webserver
[INFO] finished frobbing stefanberg96/webserver
[INFO] frobbed toml for stefanberg96/webserver written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stefanberg96/webserver/Cargo.toml
[INFO] crate stefanberg96/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] testing stefanberg96/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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/stefanberg96/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] f00a202fa8d42b63cc4ad6102b9dd488a82516313006b83e8dc2b1a54507c1ac
[INFO] running `"docker" "start" "-a" "f00a202fa8d42b63cc4ad6102b9dd488a82516313006b83e8dc2b1a54507c1ac"`
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling tokio-io v0.1.9
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling crossbeam-deque v0.6.1
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling h2 v0.1.12
[INFO] [stderr]    Compiling tokio-threadpool v0.1.7
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.6
[INFO] [stderr]    Compiling tokio-fs v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.2
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio v0.1.10
[INFO] [stderr]    Compiling hyper v0.12.10
[INFO] [stderr]    Compiling webserver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.13s
[INFO] running `"docker" "inspect" "f00a202fa8d42b63cc4ad6102b9dd488a82516313006b83e8dc2b1a54507c1ac"`
[INFO] running `"docker" "rm" "-f" "f00a202fa8d42b63cc4ad6102b9dd488a82516313006b83e8dc2b1a54507c1ac"`
[INFO] [stdout] f00a202fa8d42b63cc4ad6102b9dd488a82516313006b83e8dc2b1a54507c1ac
[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/stefanberg96/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] 232e224013c187857283d66744c65aaf19985e8a853caa9f60a3d5ae5837a219
[INFO] running `"docker" "start" "-a" "232e224013c187857283d66744c65aaf19985e8a853caa9f60a3d5ae5837a219"`
[INFO] [stderr]    Compiling webserver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `"docker" "inspect" "232e224013c187857283d66744c65aaf19985e8a853caa9f60a3d5ae5837a219"`
[INFO] running `"docker" "rm" "-f" "232e224013c187857283d66744c65aaf19985e8a853caa9f60a3d5ae5837a219"`
[INFO] [stdout] 232e224013c187857283d66744c65aaf19985e8a853caa9f60a3d5ae5837a219
[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/stefanberg96/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] aa61d4387a11f735a707b29975a8d060f47a8aaa1c039192f4a470fdd77efdb5
[INFO] running `"docker" "start" "-a" "aa61d4387a11f735a707b29975a8d060f47a8aaa1c039192f4a470fdd77efdb5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/webserver-cf5601d8b53d120d
[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" "aa61d4387a11f735a707b29975a8d060f47a8aaa1c039192f4a470fdd77efdb5"`
[INFO] running `"docker" "rm" "-f" "aa61d4387a11f735a707b29975a8d060f47a8aaa1c039192f4a470fdd77efdb5"`
[INFO] [stdout] aa61d4387a11f735a707b29975a8d060f47a8aaa1c039192f4a470fdd77efdb5