[INFO] crate ai_kit 0.1.0 is already in cache [INFO] extracting crate ai_kit 0.1.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/ai_kit/0.1.0 [INFO] extracting crate ai_kit 0.1.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/ai_kit/0.1.0 [INFO] validating manifest of ai_kit-0.1.0 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ai_kit-0.1.0 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ai_kit-0.1.0 [INFO] finished frobbing ai_kit-0.1.0 [INFO] frobbed toml for ai_kit-0.1.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/ai_kit/0.1.0/Cargo.toml [INFO] started frobbing ai_kit-0.1.0 [INFO] finished frobbing ai_kit-0.1.0 [INFO] frobbed toml for ai_kit-0.1.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/ai_kit/0.1.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] building ai_kit-0.1.0 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/ai_kit/0.1.0:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"` [INFO] [stdout] 653a8294111d8f77624ec451d0d2fac0beed98cd1d1bfa5ada3f41d545ecf8ad [INFO] running `"docker" "start" "-a" "653a8294111d8f77624ec451d0d2fac0beed98cd1d1bfa5ada3f41d545ecf8ad"` [INFO] [stderr] Compiling skeptic v0.11.0 [INFO] [stderr] Compiling ai_kit v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/datum/mod.rs:47:45 [INFO] [stderr] | [INFO] [stderr] 47 | Datum::Int(ref i_value) => Some((i_value.clone() as f64)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around method argument [INFO] [stderr] --> src/pedigree/mod.rs:83:115 [INFO] [stderr] | [INFO] [stderr] 83 | Some((construct_id_origin_tuples_for_generation(generation), self.inf_graph.subsequent_inferences((generation_idx + 1)))) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: doc comment not used by rustdoc [INFO] [stderr] --> src/pedigree/mod.rs:136:9 [INFO] [stderr] | [INFO] [stderr] 136 | /// Return unify derived from this one [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_doc_comments)] on by default [INFO] [stderr] [INFO] [stderr] warning: doc comment not used by rustdoc [INFO] [stderr] --> src/pedigree/mod.rs:141:9 [INFO] [stderr] | [INFO] [stderr] 141 | /// Return all unify derived in and after the specified generation [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/pedigree/mod.rs:286:13 [INFO] [stderr] | [INFO] [stderr] 286 | let mut inner_descendents = self.descendents.get_mut(&source_id).unwrap(); [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] Finished dev [unoptimized + debuginfo] target(s) in 11.12s [INFO] running `"docker" "inspect" "653a8294111d8f77624ec451d0d2fac0beed98cd1d1bfa5ada3f41d545ecf8ad"` [INFO] running `"docker" "rm" "-f" "653a8294111d8f77624ec451d0d2fac0beed98cd1d1bfa5ada3f41d545ecf8ad"` [INFO] [stdout] 653a8294111d8f77624ec451d0d2fac0beed98cd1d1bfa5ada3f41d545ecf8ad [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/ai_kit/0.1.0:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 9790647e9c2bc69f1b570323d038b25db2f3fce623e1b3a1fd6330cb9223ada4 [INFO] running `"docker" "start" "-a" "9790647e9c2bc69f1b570323d038b25db2f3fce623e1b3a1fd6330cb9223ada4"` [INFO] [stderr] Compiling ai_kit v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/datum/mod.rs:47:45 [INFO] [stderr] | [INFO] [stderr] 47 | Datum::Int(ref i_value) => Some((i_value.clone() as f64)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around method argument [INFO] [stderr] --> src/pedigree/mod.rs:83:115 [INFO] [stderr] | [INFO] [stderr] 83 | Some((construct_id_origin_tuples_for_generation(generation), self.inf_graph.subsequent_inferences((generation_idx + 1)))) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: doc comment not used by rustdoc [INFO] [stderr] --> src/pedigree/mod.rs:136:9 [INFO] [stderr] | [INFO] [stderr] 136 | /// Return unify derived from this one [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_doc_comments)] on by default [INFO] [stderr] [INFO] [stderr] warning: doc comment not used by rustdoc [INFO] [stderr] --> src/pedigree/mod.rs:141:9 [INFO] [stderr] | [INFO] [stderr] 141 | /// Return all unify derived in and after the specified generation [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/datum/mod.rs:47:45 [INFO] [stderr] | [INFO] [stderr] 47 | Datum::Int(ref i_value) => Some((i_value.clone() as f64)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/datum/tests.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around method argument [INFO] [stderr] --> src/pedigree/mod.rs:83:115 [INFO] [stderr] | [INFO] [stderr] 83 | Some((construct_id_origin_tuples_for_generation(generation), self.inf_graph.subsequent_inferences((generation_idx + 1)))) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: doc comment not used by rustdoc [INFO] [stderr] --> src/pedigree/mod.rs:136:9 [INFO] [stderr] | [INFO] [stderr] 136 | /// Return unify derived from this one [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_doc_comments)] on by default [INFO] [stderr] [INFO] [stderr] warning: doc comment not used by rustdoc [INFO] [stderr] --> src/pedigree/mod.rs:141:9 [INFO] [stderr] | [INFO] [stderr] 141 | /// Return all unify derived in and after the specified generation [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/pedigree/mod.rs:286:13 [INFO] [stderr] | [INFO] [stderr] 286 | let mut inner_descendents = self.descendents.get_mut(&source_id).unwrap(); [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/pedigree/mod.rs:286:13 [INFO] [stderr] | [INFO] [stderr] 286 | let mut inner_descendents = self.descendents.get_mut(&source_id).unwrap(); [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] Finished dev [unoptimized + debuginfo] target(s) in 12.37s [INFO] running `"docker" "inspect" "9790647e9c2bc69f1b570323d038b25db2f3fce623e1b3a1fd6330cb9223ada4"` [INFO] running `"docker" "rm" "-f" "9790647e9c2bc69f1b570323d038b25db2f3fce623e1b3a1fd6330cb9223ada4"` [INFO] [stdout] 9790647e9c2bc69f1b570323d038b25db2f3fce623e1b3a1fd6330cb9223ada4