[INFO] updating cached repository pjoshi1/WebServer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pjoshi1/WebServer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pjoshi1/WebServer" "work/ex/beta-1.38-1/sources/1.37.0/gh/pjoshi1/WebServer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/pjoshi1/WebServer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pjoshi1/WebServer" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pjoshi1/WebServer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pjoshi1/WebServer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a6e1d671ec9bc4cd1f48a1252a1668af9adaf9ab
[INFO] sha for GitHub repo pjoshi1/WebServer: a6e1d671ec9bc4cd1f48a1252a1668af9adaf9ab
[INFO] validating manifest of pjoshi1/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 pjoshi1/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 pjoshi1/WebServer
[INFO] finished frobbing pjoshi1/WebServer
[INFO] frobbed toml for pjoshi1/WebServer written to work/ex/beta-1.38-1/sources/1.37.0/gh/pjoshi1/WebServer/Cargo.toml
[INFO] started frobbing pjoshi1/WebServer
[INFO] finished frobbing pjoshi1/WebServer
[INFO] frobbed toml for pjoshi1/WebServer written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pjoshi1/WebServer/Cargo.toml
[INFO] crate pjoshi1/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 pjoshi1/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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/pjoshi1/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] b37e5e7eaeb235a1b3e897aab4bda40d806b4bbece54e799270c1c168ca076e1
[INFO] running `"docker" "start" "-a" "b37e5e7eaeb235a1b3e897aab4bda40d806b4bbece54e799270c1c168ca076e1"`
[INFO] [stderr]    Compiling WebServer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `stream`
[INFO] [stderr]   --> src/main.rs:18:7
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let stream = stream.unwrap();
[INFO] [stderr]    |             ^^^^^^ help: consider prefixing with an underscore: `_stream`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `WebServer` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `web_server`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "b37e5e7eaeb235a1b3e897aab4bda40d806b4bbece54e799270c1c168ca076e1"`
[INFO] running `"docker" "rm" "-f" "b37e5e7eaeb235a1b3e897aab4bda40d806b4bbece54e799270c1c168ca076e1"`
[INFO] [stdout] b37e5e7eaeb235a1b3e897aab4bda40d806b4bbece54e799270c1c168ca076e1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/pjoshi1/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] e3c0730fde066eabb51408d903e7913a557a5b0c3b359a68665a03a020cca5b4
[INFO] running `"docker" "start" "-a" "e3c0730fde066eabb51408d903e7913a557a5b0c3b359a68665a03a020cca5b4"`
[INFO] [stderr]    Compiling WebServer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `stream`
[INFO] [stderr]   --> src/main.rs:18:7
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let stream = stream.unwrap();
[INFO] [stderr]    |             ^^^^^^ help: consider prefixing with an underscore: `_stream`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `WebServer` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `web_server`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "e3c0730fde066eabb51408d903e7913a557a5b0c3b359a68665a03a020cca5b4"`
[INFO] running `"docker" "rm" "-f" "e3c0730fde066eabb51408d903e7913a557a5b0c3b359a68665a03a020cca5b4"`
[INFO] [stdout] e3c0730fde066eabb51408d903e7913a557a5b0c3b359a68665a03a020cca5b4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/pjoshi1/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] 08b505f606f19c1a3f64e929f46f6700eca52ae2609414b9085f5ed46bb3f25d
[INFO] running `"docker" "start" "-a" "08b505f606f19c1a3f64e929f46f6700eca52ae2609414b9085f5ed46bb3f25d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/WebServer-f8720d4ff8843b87
[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" "08b505f606f19c1a3f64e929f46f6700eca52ae2609414b9085f5ed46bb3f25d"`
[INFO] running `"docker" "rm" "-f" "08b505f606f19c1a3f64e929f46f6700eca52ae2609414b9085f5ed46bb3f25d"`
[INFO] [stdout] 08b505f606f19c1a3f64e929f46f6700eca52ae2609414b9085f5ed46bb3f25d