[INFO] updating cached repository csherratt/rplace.rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/csherratt/rplace.rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/csherratt/rplace.rs" "work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/csherratt/rplace.rs"` [INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/csherratt/rplace.rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/csherratt/rplace.rs" "work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/csherratt/rplace.rs"` [INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/csherratt/rplace.rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] aba62a04dd06ac149d6d565b0b9c4302d10d699a [INFO] sha for GitHub repo csherratt/rplace.rs: aba62a04dd06ac149d6d565b0b9c4302d10d699a [INFO] validating manifest of csherratt/rplace.rs on toolchain master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of csherratt/rplace.rs on toolchain try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing csherratt/rplace.rs [INFO] finished frobbing csherratt/rplace.rs [INFO] frobbed toml for csherratt/rplace.rs written to work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/csherratt/rplace.rs/Cargo.toml [INFO] started frobbing csherratt/rplace.rs [INFO] finished frobbing csherratt/rplace.rs [INFO] frobbed toml for csherratt/rplace.rs written to work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/csherratt/rplace.rs/Cargo.toml [INFO] crate csherratt/rplace.rs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking csherratt/rplace.rs against try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af for pr-61753 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61753/worker-2/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/csherratt/rplace.rs:/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=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" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 1ad8b9f6aef99bd4a723d7b790582417e288ef2a1209dcda15b1e4f03638e4a3 [INFO] running `"docker" "start" "-a" "1ad8b9f6aef99bd4a723d7b790582417e288ef2a1209dcda15b1e4f03638e4a3"` [INFO] [stderr] Checking term_size v0.3.0 [INFO] [stderr] Checking cgmath v0.13.0 [INFO] [stderr] Checking gfx_window_glutin v0.14.0 [INFO] [stderr] Checking clap v2.23.3 [INFO] [stderr] Checking rplace-rs v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:165:17 [INFO] [stderr] | [INFO] [stderr] 165 | let mut tile = latest.entry(tile_key) [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/main.rs:169:17 [INFO] [stderr] | [INFO] [stderr] 169 | let mut tile = tiles.entry(tile_key).or_insert_with(Vec::new); [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/main.rs:177:13 [INFO] [stderr] | [INFO] [stderr] 177 | let mut tile = tiles.entry(key).or_insert_with(Vec::new); [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/main.rs:165:17 [INFO] [stderr] | [INFO] [stderr] 165 | let mut tile = latest.entry(tile_key) [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/main.rs:169:17 [INFO] [stderr] | [INFO] [stderr] 169 | let mut tile = tiles.entry(tile_key).or_insert_with(Vec::new); [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/main.rs:177:13 [INFO] [stderr] | [INFO] [stderr] 177 | let mut tile = tiles.entry(key).or_insert_with(Vec::new); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.19s [INFO] running `"docker" "inspect" "1ad8b9f6aef99bd4a723d7b790582417e288ef2a1209dcda15b1e4f03638e4a3"` [INFO] running `"docker" "rm" "-f" "1ad8b9f6aef99bd4a723d7b790582417e288ef2a1209dcda15b1e4f03638e4a3"` [INFO] [stdout] 1ad8b9f6aef99bd4a723d7b790582417e288ef2a1209dcda15b1e4f03638e4a3