[INFO] updating cached repository PritiKumr/rust-httpd [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/PritiKumr/rust-httpd [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/PritiKumr/rust-httpd" "work/ex/beta-1.38-1/sources/1.37.0/gh/PritiKumr/rust-httpd"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/PritiKumr/rust-httpd'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/PritiKumr/rust-httpd" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PritiKumr/rust-httpd"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PritiKumr/rust-httpd'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 19e180be3194e22eb68cc6b3235aec295777419b [INFO] sha for GitHub repo PritiKumr/rust-httpd: 19e180be3194e22eb68cc6b3235aec295777419b [INFO] validating manifest of PritiKumr/rust-httpd 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 PritiKumr/rust-httpd 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 PritiKumr/rust-httpd [INFO] finished frobbing PritiKumr/rust-httpd [INFO] frobbed toml for PritiKumr/rust-httpd written to work/ex/beta-1.38-1/sources/1.37.0/gh/PritiKumr/rust-httpd/Cargo.toml [INFO] started frobbing PritiKumr/rust-httpd [INFO] finished frobbing PritiKumr/rust-httpd [INFO] frobbed toml for PritiKumr/rust-httpd written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PritiKumr/rust-httpd/Cargo.toml [INFO] crate PritiKumr/rust-httpd 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 PritiKumr/rust-httpd 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/PritiKumr/rust-httpd:/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] cb33045df6cafac868b6c472b5354027ee4d4d05256ac87f694b05aa82899f42 [INFO] running `"docker" "start" "-a" "cb33045df6cafac868b6c472b5354027ee4d4d05256ac87f694b05aa82899f42"` [INFO] [stderr] Compiling rust-httpd v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:83:10 [INFO] [stderr] | [INFO] [stderr] 83 | for (i, &item) in request.headers.iter().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `body_length` [INFO] [stderr] --> src/main.rs:177:9 [INFO] [stderr] | [INFO] [stderr] 177 | let body_length: u32 = match req [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_body_length` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:171:19 [INFO] [stderr] | [INFO] [stderr] 171 | fn handle_request(mut stream: TcpStream, client_addr: SocketAddr) { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `request_url` [INFO] [stderr] --> src/main.rs:139:1 [INFO] [stderr] | [INFO] [stderr] 139 | fn request_url(buffer: &[u8]) -> Option<&str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:175:5 [INFO] [stderr] | [INFO] [stderr] 175 | req.parse(&request_bytes); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.80s [INFO] running `"docker" "inspect" "cb33045df6cafac868b6c472b5354027ee4d4d05256ac87f694b05aa82899f42"` [INFO] running `"docker" "rm" "-f" "cb33045df6cafac868b6c472b5354027ee4d4d05256ac87f694b05aa82899f42"` [INFO] [stdout] cb33045df6cafac868b6c472b5354027ee4d4d05256ac87f694b05aa82899f42 [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/PritiKumr/rust-httpd:/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] eb0d759047160af25bdedce63b8e44ad90224137c476202f92a77994d6b851d2 [INFO] running `"docker" "start" "-a" "eb0d759047160af25bdedce63b8e44ad90224137c476202f92a77994d6b851d2"` [INFO] [stderr] Compiling rust-httpd v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:83:10 [INFO] [stderr] | [INFO] [stderr] 83 | for (i, &item) in request.headers.iter().enumerate() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `body_length` [INFO] [stderr] --> src/main.rs:177:9 [INFO] [stderr] | [INFO] [stderr] 177 | let body_length: u32 = match req [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_body_length` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:171:19 [INFO] [stderr] | [INFO] [stderr] 171 | fn handle_request(mut stream: TcpStream, client_addr: SocketAddr) { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `request_url` [INFO] [stderr] --> src/main.rs:139:1 [INFO] [stderr] | [INFO] [stderr] 139 | fn request_url(buffer: &[u8]) -> Option<&str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:175:5 [INFO] [stderr] | [INFO] [stderr] 175 | req.parse(&request_bytes); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `"docker" "inspect" "eb0d759047160af25bdedce63b8e44ad90224137c476202f92a77994d6b851d2"` [INFO] running `"docker" "rm" "-f" "eb0d759047160af25bdedce63b8e44ad90224137c476202f92a77994d6b851d2"` [INFO] [stdout] eb0d759047160af25bdedce63b8e44ad90224137c476202f92a77994d6b851d2 [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/PritiKumr/rust-httpd:/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] 3fbfb50e30671733b46629d074d8957ded40afe37e9a87b41f78abb9388851c7 [INFO] running `"docker" "start" "-a" "3fbfb50e30671733b46629d074d8957ded40afe37e9a87b41f78abb9388851c7"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/rust_httpd-70781e4590f21170 [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" "3fbfb50e30671733b46629d074d8957ded40afe37e9a87b41f78abb9388851c7"` [INFO] running `"docker" "rm" "-f" "3fbfb50e30671733b46629d074d8957ded40afe37e9a87b41f78abb9388851c7"` [INFO] [stdout] 3fbfb50e30671733b46629d074d8957ded40afe37e9a87b41f78abb9388851c7