[INFO] cloning repository Systemcluster/bracket2-rs [INFO] running `"git" "clone" "--bare" "git://github.com/Systemcluster/bracket2-rs.git" "work/cache/sources/gh/Systemcluster/bracket2-rs"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/Systemcluster/bracket2-rs'... [INFO] running `"git" "clone" "work/cache/sources/gh/Systemcluster/bracket2-rs" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/Systemcluster/bracket2-rs"` [INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/Systemcluster/bracket2-rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Systemcluster/bracket2-rs" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/Systemcluster/bracket2-rs"` [INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/Systemcluster/bracket2-rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 52538166672b9b31fda33a3ad0abd3fc1cac9a62 [INFO] sha for GitHub repo Systemcluster/bracket2-rs: 52538166672b9b31fda33a3ad0abd3fc1cac9a62 [INFO] validating manifest of Systemcluster/bracket2-rs on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Systemcluster/bracket2-rs on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Systemcluster/bracket2-rs [INFO] finished frobbing Systemcluster/bracket2-rs [INFO] frobbed toml for Systemcluster/bracket2-rs written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/Systemcluster/bracket2-rs/Cargo.toml [INFO] started frobbing Systemcluster/bracket2-rs [INFO] finished frobbing Systemcluster/bracket2-rs [INFO] frobbed toml for Systemcluster/bracket2-rs written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/Systemcluster/bracket2-rs/Cargo.toml [INFO] crate Systemcluster/bracket2-rs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking Systemcluster/bracket2-rs against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-5/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/Systemcluster/bracket2-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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 2a61c1fc033245014c933669b64c67dc569f63789a1e6c4468bb15a40102f045 [INFO] running `"docker" "start" "-a" "2a61c1fc033245014c933669b64c67dc569f63789a1e6c4468bb15a40102f045"` [INFO] [stderr] Checking regex v0.2.5 [INFO] [stderr] Checking simplelog v0.4.4 [INFO] [stderr] Checking bracket2 v0.0.1-dev (/opt/crater/workdir) [INFO] [stderr] warning: the feature `const_generics` is incomplete and may cause the compiler to crash [INFO] [stderr] --> src/main.rs:18:12 [INFO] [stderr] | [INFO] [stderr] 18 | #![feature(const_generics)] // const generics [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `const_generics` is incomplete and may cause the compiler to crash [INFO] [stderr] --> src/main.rs:18:12 [INFO] [stderr] | [INFO] [stderr] 18 | #![feature(const_generics)] // const generics [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:4:12 [INFO] [stderr] | [INFO] [stderr] 4 | #![feature(inclusive_range_syntax)] // range syntax additions [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(stable_features)] on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `target_feature` has been stable since 1.27.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:5:12 [INFO] [stderr] | [INFO] [stderr] 5 | #![feature(target_feature, cfg_target_feature)] // target feature branching [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `cfg_target_feature` has been stable since 1.27.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:5:28 [INFO] [stderr] | [INFO] [stderr] 5 | #![feature(target_feature, cfg_target_feature)] // target feature branching [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `match_default_bindings` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | #![feature(match_default_bindings, match_beginning_vert)] // simplify matching [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `match_beginning_vert` has been stable since 1.25.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:6:36 [INFO] [stderr] | [INFO] [stderr] 6 | #![feature(match_default_bindings, match_beginning_vert)] // simplify matching [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `underscore_lifetimes` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:7:12 [INFO] [stderr] | [INFO] [stderr] 7 | #![feature(underscore_lifetimes, in_band_lifetimes, nll, nested_method_call)] // simplify lifetimes [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `universal_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:8:12 [INFO] [stderr] | [INFO] [stderr] 8 | #![feature(universal_impl_trait, conservative_impl_trait, dyn_trait)] // impl trait [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:8:34 [INFO] [stderr] | [INFO] [stderr] 8 | #![feature(universal_impl_trait, conservative_impl_trait, dyn_trait)] // impl trait [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `dyn_trait` has been stable since 1.27.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:8:59 [INFO] [stderr] | [INFO] [stderr] 8 | #![feature(universal_impl_trait, conservative_impl_trait, dyn_trait)] // impl trait [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `copy_closures` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:9:12 [INFO] [stderr] | [INFO] [stderr] 9 | #![feature(copy_closures, clone_closures)] // closures enhancement [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `clone_closures` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:9:27 [INFO] [stderr] | [INFO] [stderr] 9 | #![feature(copy_closures, clone_closures)] // closures enhancement [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `termination_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:10:23 [INFO] [stderr] | [INFO] [stderr] 10 | #![feature(try_trait, termination_trait, catch_expr)] // error handling [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `use_nested_groups` has been stable since 1.25.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:11:12 [INFO] [stderr] | [INFO] [stderr] 11 | #![feature(use_nested_groups, crate_in_paths, crate_visibility_modifier, non_modrs_mods)] // module handling [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `crate_in_paths` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:11:31 [INFO] [stderr] | [INFO] [stderr] 11 | #![feature(use_nested_groups, crate_in_paths, crate_visibility_modifier, non_modrs_mods)] // module handling [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `non_modrs_mods` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:11:74 [INFO] [stderr] | [INFO] [stderr] 11 | #![feature(use_nested_groups, crate_in_paths, crate_visibility_modifier, non_modrs_mods)] // module handling [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:12:24 [INFO] [stderr] | [INFO] [stderr] 12 | #![feature(decl_macro, proc_macro)] // macro improvements [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0635]: unknown feature `catch_expr` [INFO] [stderr] --> src/main.rs:10:42 [INFO] [stderr] | [INFO] [stderr] 10 | #![feature(try_trait, termination_trait, catch_expr)] // error handling [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0635]: unknown feature `nested_method_call` [INFO] [stderr] --> src/main.rs:7:58 [INFO] [stderr] | [INFO] [stderr] 7 | #![feature(underscore_lifetimes, in_band_lifetimes, nll, nested_method_call)] // simplify lifetimes [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:4:12 [INFO] [stderr] | [INFO] [stderr] 4 | #![feature(inclusive_range_syntax)] // range syntax additions [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(stable_features)] on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `target_feature` has been stable since 1.27.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:5:12 [INFO] [stderr] | [INFO] [stderr] 5 | #![feature(target_feature, cfg_target_feature)] // target feature branching [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `cfg_target_feature` has been stable since 1.27.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:5:28 [INFO] [stderr] | [INFO] [stderr] 5 | #![feature(target_feature, cfg_target_feature)] // target feature branching [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `match_default_bindings` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | #![feature(match_default_bindings, match_beginning_vert)] // simplify matching [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `match_beginning_vert` has been stable since 1.25.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:6:36 [INFO] [stderr] | [INFO] [stderr] 6 | #![feature(match_default_bindings, match_beginning_vert)] // simplify matching [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `underscore_lifetimes` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:7:12 [INFO] [stderr] | [INFO] [stderr] 7 | #![feature(underscore_lifetimes, in_band_lifetimes, nll, nested_method_call)] // simplify lifetimes [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `universal_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:8:12 [INFO] [stderr] | [INFO] [stderr] 8 | #![feature(universal_impl_trait, conservative_impl_trait, dyn_trait)] // impl trait [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:8:34 [INFO] [stderr] | [INFO] [stderr] 8 | #![feature(universal_impl_trait, conservative_impl_trait, dyn_trait)] // impl trait [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `dyn_trait` has been stable since 1.27.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:8:59 [INFO] [stderr] | [INFO] [stderr] 8 | #![feature(universal_impl_trait, conservative_impl_trait, dyn_trait)] // impl trait [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `copy_closures` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:9:12 [INFO] [stderr] | [INFO] [stderr] 9 | #![feature(copy_closures, clone_closures)] // closures enhancement [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `clone_closures` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:9:27 [INFO] [stderr] | [INFO] [stderr] 9 | #![feature(copy_closures, clone_closures)] // closures enhancement [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `termination_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:10:23 [INFO] [stderr] | [INFO] [stderr] 10 | #![feature(try_trait, termination_trait, catch_expr)] // error handling [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `use_nested_groups` has been stable since 1.25.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:11:12 [INFO] [stderr] | [INFO] [stderr] 11 | #![feature(use_nested_groups, crate_in_paths, crate_visibility_modifier, non_modrs_mods)] // module handling [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `crate_in_paths` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:11:31 [INFO] [stderr] | [INFO] [stderr] 11 | #![feature(use_nested_groups, crate_in_paths, crate_visibility_modifier, non_modrs_mods)] // module handling [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `non_modrs_mods` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:11:74 [INFO] [stderr] | [INFO] [stderr] 11 | #![feature(use_nested_groups, crate_in_paths, crate_visibility_modifier, non_modrs_mods)] // module handling [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:12:24 [INFO] [stderr] | [INFO] [stderr] 12 | #![feature(decl_macro, proc_macro)] // macro improvements [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0635]: unknown feature `catch_expr` [INFO] [stderr] --> src/main.rs:10:42 [INFO] [stderr] | [INFO] [stderr] 10 | #![feature(try_trait, termination_trait, catch_expr)] // error handling [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0635]: unknown feature `nested_method_call` [INFO] [stderr] --> src/main.rs:7:58 [INFO] [stderr] | [INFO] [stderr] 7 | #![feature(underscore_lifetimes, in_band_lifetimes, nll, nested_method_call)] // simplify lifetimes [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0635`. [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0635`. [INFO] [stderr] error: Could not compile `bracket2`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: Could not compile `bracket2`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "2a61c1fc033245014c933669b64c67dc569f63789a1e6c4468bb15a40102f045"` [INFO] running `"docker" "rm" "-f" "2a61c1fc033245014c933669b64c67dc569f63789a1e6c4468bb15a40102f045"` [INFO] [stdout] 2a61c1fc033245014c933669b64c67dc569f63789a1e6c4468bb15a40102f045