[INFO] updating cached repository Denu8thell/simple-rust-webserver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Denu8thell/simple-rust-webserver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Denu8thell/simple-rust-webserver" "work/ex/beta-1.38-1/sources/1.37.0/gh/Denu8thell/simple-rust-webserver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Denu8thell/simple-rust-webserver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Denu8thell/simple-rust-webserver" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Denu8thell/simple-rust-webserver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Denu8thell/simple-rust-webserver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3f3948c42e8b64b0f07c76d82b8a9a2ea6d90887
[INFO] sha for GitHub repo Denu8thell/simple-rust-webserver: 3f3948c42e8b64b0f07c76d82b8a9a2ea6d90887
[INFO] validating manifest of Denu8thell/simple-rust-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 Denu8thell/simple-rust-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 Denu8thell/simple-rust-webserver
[INFO] finished frobbing Denu8thell/simple-rust-webserver
[INFO] frobbed toml for Denu8thell/simple-rust-webserver written to work/ex/beta-1.38-1/sources/1.37.0/gh/Denu8thell/simple-rust-webserver/Cargo.toml
[INFO] started frobbing Denu8thell/simple-rust-webserver
[INFO] finished frobbing Denu8thell/simple-rust-webserver
[INFO] frobbed toml for Denu8thell/simple-rust-webserver written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Denu8thell/simple-rust-webserver/Cargo.toml
[INFO] crate Denu8thell/simple-rust-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 Denu8thell/simple-rust-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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Denu8thell/simple-rust-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] 1cb309bb346704a213dc2f91b03e31496bc70453f6da6e4d3d2ea580b4eb1e87
[INFO] running `"docker" "start" "-a" "1cb309bb346704a213dc2f91b03e31496bc70453f6da6e4d3d2ea580b4eb1e87"`
[INFO] [stderr]    Compiling serde v1.0.10
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]    Compiling serde_derive v1.0.10
[INFO] [stderr]    Compiling serde_json v1.0.2
[INFO] [stderr]    Compiling simple_webserver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `req_type`
[INFO] [stderr]    --> src/main.rs:202:9
[INFO] [stderr]     |
[INFO] [stderr] 202 |     let req_type = HTTPMethods::from(token_iter.next().unwrap());
[INFO] [stderr]     |         ^^^^^^^^ help: consider prefixing with an underscore: `_req_type`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req_path`
[INFO] [stderr]    --> src/main.rs:206:9
[INFO] [stderr]     |
[INFO] [stderr] 206 |     let req_path = token_iter.next().unwrap();
[INFO] [stderr]     |         ^^^^^^^^ help: consider prefixing with an underscore: `_req_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header_map`
[INFO] [stderr]    --> src/main.rs:239:64
[INFO] [stderr]     |
[INFO] [stderr] 239 | fn get_response_body(req_type: HTTPMethods, req_path: &String, header_map: &HashMap<String, String>) -> String{
[INFO] [stderr]     |                                                                ^^^^^^^^^^ help: consider prefixing with an underscore: `_header_map`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]    --> src/main.rs:246:14
[INFO] [stderr]     |
[INFO] [stderr] 246 | fn file_dump(path: &String) -> String{
[INFO] [stderr]     |              ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_response_body`
[INFO] [stderr]    --> src/main.rs:239:1
[INFO] [stderr]     |
[INFO] [stderr] 239 | fn get_response_body(req_type: HTTPMethods, req_path: &String, header_map: &HashMap<String, String>) -> String{
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `file_dump`
[INFO] [stderr]    --> src/main.rs:246:1
[INFO] [stderr]     |
[INFO] [stderr] 246 | fn file_dump(path: &String) -> String{
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.07s
[INFO] running `"docker" "inspect" "1cb309bb346704a213dc2f91b03e31496bc70453f6da6e4d3d2ea580b4eb1e87"`
[INFO] running `"docker" "rm" "-f" "1cb309bb346704a213dc2f91b03e31496bc70453f6da6e4d3d2ea580b4eb1e87"`
[INFO] [stdout] 1cb309bb346704a213dc2f91b03e31496bc70453f6da6e4d3d2ea580b4eb1e87
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Denu8thell/simple-rust-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] b060d8c12c59dc8592d4ba90c3b1998b7353ef5838d30246492699fdb164a053
[INFO] running `"docker" "start" "-a" "b060d8c12c59dc8592d4ba90c3b1998b7353ef5838d30246492699fdb164a053"`
[INFO] [stderr]    Compiling simple_webserver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `req_type`
[INFO] [stderr]    --> src/main.rs:202:9
[INFO] [stderr]     |
[INFO] [stderr] 202 |     let req_type = HTTPMethods::from(token_iter.next().unwrap());
[INFO] [stderr]     |         ^^^^^^^^ help: consider prefixing with an underscore: `_req_type`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req_path`
[INFO] [stderr]    --> src/main.rs:206:9
[INFO] [stderr]     |
[INFO] [stderr] 206 |     let req_path = token_iter.next().unwrap();
[INFO] [stderr]     |         ^^^^^^^^ help: consider prefixing with an underscore: `_req_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header_map`
[INFO] [stderr]    --> src/main.rs:239:64
[INFO] [stderr]     |
[INFO] [stderr] 239 | fn get_response_body(req_type: HTTPMethods, req_path: &String, header_map: &HashMap<String, String>) -> String{
[INFO] [stderr]     |                                                                ^^^^^^^^^^ help: consider prefixing with an underscore: `_header_map`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]    --> src/main.rs:246:14
[INFO] [stderr]     |
[INFO] [stderr] 246 | fn file_dump(path: &String) -> String{
[INFO] [stderr]     |              ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_response_body`
[INFO] [stderr]    --> src/main.rs:239:1
[INFO] [stderr]     |
[INFO] [stderr] 239 | fn get_response_body(req_type: HTTPMethods, req_path: &String, header_map: &HashMap<String, String>) -> String{
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `file_dump`
[INFO] [stderr]    --> src/main.rs:246:1
[INFO] [stderr]     |
[INFO] [stderr] 246 | fn file_dump(path: &String) -> String{
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "b060d8c12c59dc8592d4ba90c3b1998b7353ef5838d30246492699fdb164a053"`
[INFO] running `"docker" "rm" "-f" "b060d8c12c59dc8592d4ba90c3b1998b7353ef5838d30246492699fdb164a053"`
[INFO] [stdout] b060d8c12c59dc8592d4ba90c3b1998b7353ef5838d30246492699fdb164a053
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Denu8thell/simple-rust-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] f5e42539ba259bbd0d93e9361bb680944a9f8af6dbabf1e9b7fdd9b4198bc569
[INFO] running `"docker" "start" "-a" "f5e42539ba259bbd0d93e9361bb680944a9f8af6dbabf1e9b7fdd9b4198bc569"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/simple_webserver-e29dea9c1e5fb398
[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" "f5e42539ba259bbd0d93e9361bb680944a9f8af6dbabf1e9b7fdd9b4198bc569"`
[INFO] running `"docker" "rm" "-f" "f5e42539ba259bbd0d93e9361bb680944a9f8af6dbabf1e9b7fdd9b4198bc569"`
[INFO] [stdout] f5e42539ba259bbd0d93e9361bb680944a9f8af6dbabf1e9b7fdd9b4198bc569