[INFO] updating cached repository vfrz/LearningRust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/vfrz/LearningRust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/vfrz/LearningRust" "work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/vfrz/LearningRust"` [INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/vfrz/LearningRust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/vfrz/LearningRust" "work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/vfrz/LearningRust"` [INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/vfrz/LearningRust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 927808d45c0ca91c914c2e5e875e9323ca17b1a4 [INFO] sha for GitHub repo vfrz/LearningRust: 927808d45c0ca91c914c2e5e875e9323ca17b1a4 [INFO] validating manifest of vfrz/LearningRust on toolchain master#589beb979c0f1a9736e02e578913db88398c3ba5 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of vfrz/LearningRust on toolchain try#42445ded8fd34235a676755cb5d079658ed51f6a [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing vfrz/LearningRust [INFO] finished frobbing vfrz/LearningRust [INFO] frobbed toml for vfrz/LearningRust written to work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/vfrz/LearningRust/Cargo.toml [INFO] started frobbing vfrz/LearningRust [INFO] finished frobbing vfrz/LearningRust [INFO] frobbed toml for vfrz/LearningRust written to work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/vfrz/LearningRust/Cargo.toml [INFO] crate vfrz/LearningRust already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking vfrz/LearningRust against master#589beb979c0f1a9736e02e578913db88398c3ba5 for pr-60944 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60944/worker-3/master#589beb979c0f1a9736e02e578913db88398c3ba5:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/vfrz/LearningRust:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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=forbid" "-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" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 5d6cd442c9f64efb3b203215b70a83bc81d3fab7c30357833426590228c0eef2 [INFO] running `"docker" "start" "-a" "5d6cd442c9f64efb3b203215b70a83bc81d3fab7c30357833426590228c0eef2"` [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Checking regex v0.2.10 [INFO] [stderr] Checking learning_rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/request_parser/mod.rs:74:17 [INFO] [stderr] | [INFO] [stderr] 74 | let mut p = &p[0]; [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: variable does not need to be mutable [INFO] [stderr] --> src/template_engine/mod.rs:15:17 [INFO] [stderr] | [INFO] [stderr] 15 | let mut p1 = &p[1]; [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/template_engine/mod.rs:16:17 [INFO] [stderr] | [INFO] [stderr] 16 | let mut p2 = &p[2]; [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/request_parser/mod.rs:74:17 [INFO] [stderr] | [INFO] [stderr] 74 | let mut p = &p[0]; [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: variable does not need to be mutable [INFO] [stderr] --> src/template_engine/mod.rs:15:17 [INFO] [stderr] | [INFO] [stderr] 15 | let mut p1 = &p[1]; [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/template_engine/mod.rs:16:17 [INFO] [stderr] | [INFO] [stderr] 16 | let mut p2 = &p[2]; [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.86s [INFO] running `"docker" "inspect" "5d6cd442c9f64efb3b203215b70a83bc81d3fab7c30357833426590228c0eef2"` [INFO] running `"docker" "rm" "-f" "5d6cd442c9f64efb3b203215b70a83bc81d3fab7c30357833426590228c0eef2"` [INFO] [stdout] 5d6cd442c9f64efb3b203215b70a83bc81d3fab7c30357833426590228c0eef2