[INFO] crate compression 0.1.4 is already in cache [INFO] extracting crate compression 0.1.4 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/compression/0.1.4 [INFO] extracting crate compression 0.1.4 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/compression/0.1.4 [INFO] validating manifest of compression-0.1.4 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of compression-0.1.4 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing compression-0.1.4 [INFO] finished frobbing compression-0.1.4 [INFO] frobbed toml for compression-0.1.4 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/compression/0.1.4/Cargo.toml [INFO] started frobbing compression-0.1.4 [INFO] finished frobbing compression-0.1.4 [INFO] frobbed toml for compression-0.1.4 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/compression/0.1.4/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] checking compression-0.1.4 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-4/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/compression/0.1.4:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] a424a6d1e72f8614962e50a31dba92c04e86ccf0ad57bebf8c0848c3cfb2b784 [INFO] running `"docker" "start" "-a" "a424a6d1e72f8614962e50a31dba92c04e86ccf0ad57bebf8c0848c3cfb2b784"` [INFO] [stderr] Checking compression v0.1.4 (/opt/crater/workdir) [INFO] [stderr] Checking rand_xorshift v0.2.0 [INFO] [stderr] Checking simple_logger v1.3.0 [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/deflate/mod.rs:190:13 [INFO] [stderr] | [INFO] [stderr] 190 | let mut rng = XorShiftRng::from_seed([ [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/deflate/mod.rs:200:13 [INFO] [stderr] | [INFO] [stderr] 200 | let mut rng = XorShiftRng::from_seed([ [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/deflate/mod.rs:210:13 [INFO] [stderr] | [INFO] [stderr] 210 | let mut rng = XorShiftRng::from_seed([ [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/deflate/mod.rs:224:13 [INFO] [stderr] | [INFO] [stderr] 224 | let mut rng = XorShiftRng::from_seed([ [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/gzip/mod.rs:66:13 [INFO] [stderr] | [INFO] [stderr] 66 | let mut rng = XorShiftRng::from_seed([ [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/gzip/mod.rs:76:13 [INFO] [stderr] | [INFO] [stderr] 76 | let mut rng = XorShiftRng::from_seed([ [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/gzip/mod.rs:86:13 [INFO] [stderr] | [INFO] [stderr] 86 | let mut rng = XorShiftRng::from_seed([ [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/gzip/mod.rs:100:13 [INFO] [stderr] | [INFO] [stderr] 100 | let mut rng = XorShiftRng::from_seed([ [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/zlib/mod.rs:66:13 [INFO] [stderr] | [INFO] [stderr] 66 | let mut rng = XorShiftRng::from_seed([ [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/zlib/mod.rs:76:13 [INFO] [stderr] | [INFO] [stderr] 76 | let mut rng = XorShiftRng::from_seed([ [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/zlib/mod.rs:86:13 [INFO] [stderr] | [INFO] [stderr] 86 | let mut rng = XorShiftRng::from_seed([ [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/zlib/mod.rs:100:13 [INFO] [stderr] | [INFO] [stderr] 100 | let mut rng = XorShiftRng::from_seed([ [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.97s [INFO] running `"docker" "inspect" "a424a6d1e72f8614962e50a31dba92c04e86ccf0ad57bebf8c0848c3cfb2b784"` [INFO] running `"docker" "rm" "-f" "a424a6d1e72f8614962e50a31dba92c04e86ccf0ad57bebf8c0848c3cfb2b784"` [INFO] [stdout] a424a6d1e72f8614962e50a31dba92c04e86ccf0ad57bebf8c0848c3cfb2b784