[INFO] updating cached repository levidyrek/rust_http_server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/levidyrek/rust_http_server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/levidyrek/rust_http_server" "work/ex/beta-1.38-1/sources/1.37.0/gh/levidyrek/rust_http_server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/levidyrek/rust_http_server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/levidyrek/rust_http_server" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/levidyrek/rust_http_server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/levidyrek/rust_http_server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4115527ad56bfcd9dd7bb2231d56049971023cec
[INFO] sha for GitHub repo levidyrek/rust_http_server: 4115527ad56bfcd9dd7bb2231d56049971023cec
[INFO] validating manifest of levidyrek/rust_http_server 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 levidyrek/rust_http_server 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 levidyrek/rust_http_server
[INFO] finished frobbing levidyrek/rust_http_server
[INFO] frobbed toml for levidyrek/rust_http_server written to work/ex/beta-1.38-1/sources/1.37.0/gh/levidyrek/rust_http_server/Cargo.toml
[INFO] started frobbing levidyrek/rust_http_server
[INFO] finished frobbing levidyrek/rust_http_server
[INFO] frobbed toml for levidyrek/rust_http_server written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/levidyrek/rust_http_server/Cargo.toml
[INFO] crate levidyrek/rust_http_server 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 levidyrek/rust_http_server against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/levidyrek/rust_http_server:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] dd41f584ac2cf65d5c1b70973315549a572c2d36864b312203e6af128daa79c1
[INFO] running `"docker" "start" "-a" "dd41f584ac2cf65d5c1b70973315549a572c2d36864b312203e6af128daa79c1"`
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling rust_http_server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.47s
[INFO] running `"docker" "inspect" "dd41f584ac2cf65d5c1b70973315549a572c2d36864b312203e6af128daa79c1"`
[INFO] running `"docker" "rm" "-f" "dd41f584ac2cf65d5c1b70973315549a572c2d36864b312203e6af128daa79c1"`
[INFO] [stdout] dd41f584ac2cf65d5c1b70973315549a572c2d36864b312203e6af128daa79c1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/levidyrek/rust_http_server:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 86eff087b883cd760c2500dfe4b545fa135c5d6b09c81edf4f55b881119d8270
[INFO] running `"docker" "start" "-a" "86eff087b883cd760c2500dfe4b545fa135c5d6b09c81edf4f55b881119d8270"`
[INFO] [stderr]    Compiling rust_http_server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "86eff087b883cd760c2500dfe4b545fa135c5d6b09c81edf4f55b881119d8270"`
[INFO] running `"docker" "rm" "-f" "86eff087b883cd760c2500dfe4b545fa135c5d6b09c81edf4f55b881119d8270"`
[INFO] [stdout] 86eff087b883cd760c2500dfe4b545fa135c5d6b09c81edf4f55b881119d8270
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/levidyrek/rust_http_server:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 0ceb072c501bf9c79037c4d4cd5f4ba4f5f1dd383e48e8c5b12e1b19833561de
[INFO] running `"docker" "start" "-a" "0ceb072c501bf9c79037c4d4cd5f4ba4f5f1dd383e48e8c5b12e1b19833561de"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_http_server-cc2662e73e97697e
[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/rust_http_server-9f5835a1b1a49c73
[INFO] [stderr]    Doc-tests rust_http_server
[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] [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" "0ceb072c501bf9c79037c4d4cd5f4ba4f5f1dd383e48e8c5b12e1b19833561de"`
[INFO] running `"docker" "rm" "-f" "0ceb072c501bf9c79037c4d4cd5f4ba4f5f1dd383e48e8c5b12e1b19833561de"`
[INFO] [stdout] 0ceb072c501bf9c79037c4d4cd5f4ba4f5f1dd383e48e8c5b12e1b19833561de