[INFO] updating cached repository ataias/multithreaded_webserver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ataias/multithreaded_webserver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ataias/multithreaded_webserver" "work/ex/beta-1.38-1/sources/1.37.0/gh/ataias/multithreaded_webserver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ataias/multithreaded_webserver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ataias/multithreaded_webserver" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ataias/multithreaded_webserver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ataias/multithreaded_webserver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4f6ff823f85c7a45a8a371343529ce7237ded905
[INFO] sha for GitHub repo ataias/multithreaded_webserver: 4f6ff823f85c7a45a8a371343529ce7237ded905
[INFO] validating manifest of ataias/multithreaded_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 ataias/multithreaded_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 ataias/multithreaded_webserver
[INFO] finished frobbing ataias/multithreaded_webserver
[INFO] frobbed toml for ataias/multithreaded_webserver written to work/ex/beta-1.38-1/sources/1.37.0/gh/ataias/multithreaded_webserver/Cargo.toml
[INFO] started frobbing ataias/multithreaded_webserver
[INFO] finished frobbing ataias/multithreaded_webserver
[INFO] frobbed toml for ataias/multithreaded_webserver written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ataias/multithreaded_webserver/Cargo.toml
[INFO] crate ataias/multithreaded_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 ataias/multithreaded_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/ataias/multithreaded_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] 08a733284c89af5a2d04f6881f5175bd0a7e167ead84d12a4e2430a7042d9637
[INFO] running `"docker" "start" "-a" "08a733284c89af5a2d04f6881f5175bd0a7e167ead84d12a4e2430a7042d9637"`
[INFO] [stderr]    Compiling multithreaded_web_server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.28s
[INFO] running `"docker" "inspect" "08a733284c89af5a2d04f6881f5175bd0a7e167ead84d12a4e2430a7042d9637"`
[INFO] running `"docker" "rm" "-f" "08a733284c89af5a2d04f6881f5175bd0a7e167ead84d12a4e2430a7042d9637"`
[INFO] [stdout] 08a733284c89af5a2d04f6881f5175bd0a7e167ead84d12a4e2430a7042d9637
[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/ataias/multithreaded_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] c1d24dca4d03c6f74bf4d7aa2fd201f7bcf452ba0c731d71c968e96f930bbc5c
[INFO] running `"docker" "start" "-a" "c1d24dca4d03c6f74bf4d7aa2fd201f7bcf452ba0c731d71c968e96f930bbc5c"`
[INFO] [stderr]    Compiling multithreaded_web_server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `"docker" "inspect" "c1d24dca4d03c6f74bf4d7aa2fd201f7bcf452ba0c731d71c968e96f930bbc5c"`
[INFO] running `"docker" "rm" "-f" "c1d24dca4d03c6f74bf4d7aa2fd201f7bcf452ba0c731d71c968e96f930bbc5c"`
[INFO] [stdout] c1d24dca4d03c6f74bf4d7aa2fd201f7bcf452ba0c731d71c968e96f930bbc5c
[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/ataias/multithreaded_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] b9f1fd7bdd7a7103bedd5b05ebb140b632295188b34731f83cc6ff1eef3b3c44
[INFO] running `"docker" "start" "-a" "b9f1fd7bdd7a7103bedd5b05ebb140b632295188b34731f83cc6ff1eef3b3c44"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/multithreaded_web_server-816dab52887695de
[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] [stderr]      Running /opt/crater/target/debug/deps/main-cc30b15c9445cc39
[INFO] [stderr]    Doc-tests multithreaded_web_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] running `"docker" "inspect" "b9f1fd7bdd7a7103bedd5b05ebb140b632295188b34731f83cc6ff1eef3b3c44"`
[INFO] running `"docker" "rm" "-f" "b9f1fd7bdd7a7103bedd5b05ebb140b632295188b34731f83cc6ff1eef3b3c44"`
[INFO] [stdout] b9f1fd7bdd7a7103bedd5b05ebb140b632295188b34731f83cc6ff1eef3b3c44