[INFO] crate im-rc 13.0.0 is already in cache [INFO] extracting crate im-rc 13.0.0 into work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/im-rc/13.0.0 [INFO] extracting crate im-rc 13.0.0 into work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/im-rc/13.0.0 [INFO] validating manifest of im-rc-13.0.0 on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of im-rc-13.0.0 on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing im-rc-13.0.0 [INFO] finished frobbing im-rc-13.0.0 [INFO] frobbed toml for im-rc-13.0.0 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/im-rc/13.0.0/Cargo.toml [INFO] started frobbing im-rc-13.0.0 [INFO] finished frobbing im-rc-13.0.0 [INFO] frobbed toml for im-rc-13.0.0 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/im-rc/13.0.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking im-rc-13.0.0 against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-3/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/im-rc/13.0.0:/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 5ed27c0e752bc068d27011252724d82411c590e70b0ce0542d72022ce06f78c7 [INFO] running `"docker" "start" "-a" "5ed27c0e752bc068d27011252724d82411c590e70b0ce0542d72022ce06f78c7"` [INFO] [stderr] Compiling im-rc v13.0.0 (/opt/crater/workdir) [INFO] [stderr] Checking sized-chunks v0.3.2 [INFO] [stderr] Checking plist v0.4.2 [INFO] [stderr] Compiling bindgen v0.50.0 [INFO] [stderr] Checking proptest v0.9.4 [INFO] [stderr] Compiling onig_sys v69.2.0 [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/nodes/btree.rs:575:21 [INFO] [stderr] | [INFO] [stderr] 575 | let mut value; [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/nodes/btree.rs:616:21 [INFO] [stderr] | [INFO] [stderr] 616 | let mut out_value; [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/nodes/btree.rs:662:21 [INFO] [stderr] | [INFO] [stderr] 662 | let mut out_value; [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/nodes/btree.rs:714:21 [INFO] [stderr] | [INFO] [stderr] 714 | let mut update; [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/nodes/btree.rs:715:21 [INFO] [stderr] | [INFO] [stderr] 715 | let mut out_value; [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/nodes/btree.rs:740:21 [INFO] [stderr] | [INFO] [stderr] 740 | let mut out_value; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Checking onig v5.0.0 [INFO] [stderr] Checking syntect v3.2.1 [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/nodes/btree.rs:575:21 [INFO] [stderr] | [INFO] [stderr] 575 | let mut value; [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/nodes/btree.rs:616:21 [INFO] [stderr] | [INFO] [stderr] 616 | let mut out_value; [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/nodes/btree.rs:662:21 [INFO] [stderr] | [INFO] [stderr] 662 | let mut out_value; [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/nodes/btree.rs:714:21 [INFO] [stderr] | [INFO] [stderr] 714 | let mut update; [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/nodes/btree.rs:715:21 [INFO] [stderr] | [INFO] [stderr] 715 | let mut out_value; [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/nodes/btree.rs:740:21 [INFO] [stderr] | [INFO] [stderr] 740 | let mut out_value; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 02s [INFO] running `"docker" "inspect" "5ed27c0e752bc068d27011252724d82411c590e70b0ce0542d72022ce06f78c7"` [INFO] running `"docker" "rm" "-f" "5ed27c0e752bc068d27011252724d82411c590e70b0ce0542d72022ce06f78c7"` [INFO] [stdout] 5ed27c0e752bc068d27011252724d82411c590e70b0ce0542d72022ce06f78c7