[INFO] crate xgboost 0.1.4 is already in cache [INFO] extracting crate xgboost 0.1.4 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/xgboost/0.1.4 [INFO] extracting crate xgboost 0.1.4 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/xgboost/0.1.4 [INFO] validating manifest of xgboost-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 xgboost-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 xgboost-0.1.4 [INFO] finished frobbing xgboost-0.1.4 [INFO] frobbed toml for xgboost-0.1.4 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/xgboost/0.1.4/Cargo.toml [INFO] started frobbing xgboost-0.1.4 [INFO] finished frobbing xgboost-0.1.4 [INFO] frobbed toml for xgboost-0.1.4 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/xgboost/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking xgboost-0.1.4 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-1/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/xgboost/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] 99abfa8a767747b1cedef41ad0564b4dc4c06fbd103a711bdea5076394728a5f [INFO] running `"docker" "start" "-a" "99abfa8a767747b1cedef41ad0564b4dc4c06fbd103a711bdea5076394728a5f"` [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling ucd-util v0.1.5 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling termcolor v1.0.5 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling bindgen v0.36.1 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling derive_builder v0.5.1 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling proc-macro2 v0.3.5 [INFO] [stderr] Compiling humantime v1.2.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking getrandom v0.1.11 [INFO] [stderr] Compiling clang-sys v0.22.0 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling which v1.0.5 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling nom v3.2.1 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Compiling derive_builder_core v0.2.0 [INFO] [stderr] Compiling regex v1.3.0 [INFO] [stderr] Compiling cexpr v0.2.3 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling env_logger v0.5.13 [INFO] [stderr] Compiling xgboost-sys v0.1.2 [INFO] [stderr] Checking xgboost v0.1.4 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/booster.rs:181:29 [INFO] [stderr] | [INFO] [stderr] 181 | let mut eval_results = dmat_eval_results.entry(eval_name.to_string()) [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/booster.rs:191:29 [INFO] [stderr] | [INFO] [stderr] 191 | let mut dmat_results = eval_dmat_results.entry(eval_name).or_insert_with(BTreeMap::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/booster.rs:551:25 [INFO] [stderr] | [INFO] [stderr] 551 | let mut metric_map = result.entry(evname.to_string()).or_insert_with(IndexMap::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/booster.rs:181:29 [INFO] [stderr] | [INFO] [stderr] 181 | let mut eval_results = dmat_eval_results.entry(eval_name.to_string()) [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/booster.rs:191:29 [INFO] [stderr] | [INFO] [stderr] 191 | let mut dmat_results = eval_dmat_results.entry(eval_name).or_insert_with(BTreeMap::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/booster.rs:551:25 [INFO] [stderr] | [INFO] [stderr] 551 | let mut metric_map = result.entry(evname.to_string()).or_insert_with(IndexMap::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/booster.rs:715:13 [INFO] [stderr] | [INFO] [stderr] 715 | let mut dir = tempfile::tempdir().expect("create temp dir"); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6m 09s [INFO] running `"docker" "inspect" "99abfa8a767747b1cedef41ad0564b4dc4c06fbd103a711bdea5076394728a5f"` [INFO] running `"docker" "rm" "-f" "99abfa8a767747b1cedef41ad0564b4dc4c06fbd103a711bdea5076394728a5f"` [INFO] [stdout] 99abfa8a767747b1cedef41ad0564b4dc4c06fbd103a711bdea5076394728a5f