[INFO] fetching crate adapton 0.3.31... [INFO] checking adapton-0.3.31 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate adapton 0.3.31 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate adapton 0.3.31 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate adapton 0.3.31 [INFO] finished tweaking crates.io crate adapton 0.3.31 [INFO] tweaked toml for crates.io crate adapton 0.3.31 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 446186a9eb71751eb2606a9351209cf5ebabf0b6d7de1b3b0ef5fb10f7667e6c [INFO] running `Command { std: "docker" "start" "-a" "446186a9eb71751eb2606a9351209cf5ebabf0b6d7de1b3b0ef5fb10f7667e6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "446186a9eb71751eb2606a9351209cf5ebabf0b6d7de1b3b0ef5fb10f7667e6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "446186a9eb71751eb2606a9351209cf5ebabf0b6d7de1b3b0ef5fb10f7667e6c", kill_on_drop: false }` [INFO] [stdout] 446186a9eb71751eb2606a9351209cf5ebabf0b6d7de1b3b0ef5fb10f7667e6c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cf72853e500491719f3980e7f80529d877075d35ac948ca671b75cc2bd22d71d [INFO] running `Command { std: "docker" "start" "-a" "cf72853e500491719f3980e7f80529d877075d35ac948ca671b75cc2bd22d71d", kill_on_drop: false }` [INFO] [stderr] Checking adapton v0.3.31 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/macros.rs:875:6 [INFO] [stdout] | [INFO] [stdout] 875 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/engine.rs:263:9 [INFO] [stdout] | [INFO] [stdout] 263 | /// An effect without an extent (without nested effects) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] ... [INFO] [stdout] 1020 | dcg_effect!(reflect::trace::Effect::CleanEdge, Some(loc), succ); [INFO] [stdout] | --------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = note: this warning originates in the macro `dcg_effect` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/engine.rs:263:9 [INFO] [stdout] | [INFO] [stdout] 263 | /// An effect without an extent (without nested effects) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] ... [INFO] [stdout] 1268 | dcg_effect!(reflect::trace::Effect::Remove, Some(src), succ); [INFO] [stdout] | ------------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: this warning originates in the macro `dcg_effect` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/engine.rs:263:9 [INFO] [stdout] | [INFO] [stdout] 263 | /// An effect without an extent (without nested effects) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] ... [INFO] [stdout] 1843 | / dcg_effect!( [INFO] [stdout] 1844 | | // TODO-Someday: Reflect the fact that we are doing a mapping here [INFO] [stdout] 1845 | | reflect::trace::Effect::Force(reflect::trace::ForceCase::RefGet), [INFO] [stdout] 1846 | | current_loc!(*g.borrow()), [INFO] [stdout] ... | [INFO] [stdout] 1852 | | is_dup:false, [INFO] [stdout] 1853 | | }); [INFO] [stdout] | |______________________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: this warning originates in the macro `dcg_effect` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/engine.rs:263:9 [INFO] [stdout] | [INFO] [stdout] 263 | /// An effect without an extent (without nested effects) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] ... [INFO] [stdout] 1910 | / dcg_effect!( [INFO] [stdout] 1911 | | // TODO-Someday: Reflect the fact that we are doing a mapping here [INFO] [stdout] 1912 | | reflect::trace::Effect::Force(reflect::trace::ForceCase::RefGet), [INFO] [stdout] 1913 | | current_loc!(*g.borrow()), [INFO] [stdout] ... | [INFO] [stdout] 1919 | | is_dup:false, [INFO] [stdout] 1920 | | }); [INFO] [stdout] | |______________________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: this warning originates in the macro `dcg_effect` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/engine.rs:263:9 [INFO] [stdout] | [INFO] [stdout] 263 | /// An effect without an extent (without nested effects) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] ... [INFO] [stdout] 2056 | / dcg_effect!( [INFO] [stdout] 2057 | | reflect::trace::Effect::Force(reflect::trace::ForceCase::RefGet), [INFO] [stdout] 2058 | | current_loc!(*g.borrow()), [INFO] [stdout] 2059 | | reflect::Succ{ [INFO] [stdout] ... | [INFO] [stdout] 2064 | | is_dup:is_dup, [INFO] [stdout] 2065 | | }); [INFO] [stdout] | |__________________________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: this warning originates in the macro `dcg_effect` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/catalog/collections.rs:1222:4 [INFO] [stdout] | [INFO] [stdout] 1222 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/catalog/collections.rs:1230:4 [INFO] [stdout] | [INFO] [stdout] 1230 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/catalog/collections.rs:1282:4 [INFO] [stdout] | [INFO] [stdout] 1282 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/catalog/collections.rs:1335:4 [INFO] [stdout] | [INFO] [stdout] 1335 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/engine.rs:263:9 [INFO] [stdout] | [INFO] [stdout] 263 | /// An effect without an extent (without nested effects) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] ... [INFO] [stdout] 1020 | dcg_effect!(reflect::trace::Effect::CleanEdge, Some(loc), succ); [INFO] [stdout] | --------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = note: this warning originates in the macro `dcg_effect` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/engine.rs:263:9 [INFO] [stdout] | [INFO] [stdout] 263 | /// An effect without an extent (without nested effects) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] ... [INFO] [stdout] 1268 | dcg_effect!(reflect::trace::Effect::Remove, Some(src), succ); [INFO] [stdout] | ------------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: this warning originates in the macro `dcg_effect` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/engine.rs:263:9 [INFO] [stdout] | [INFO] [stdout] 263 | /// An effect without an extent (without nested effects) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] ... [INFO] [stdout] 1843 | / dcg_effect!( [INFO] [stdout] 1844 | | // TODO-Someday: Reflect the fact that we are doing a mapping here [INFO] [stdout] 1845 | | reflect::trace::Effect::Force(reflect::trace::ForceCase::RefGet), [INFO] [stdout] 1846 | | current_loc!(*g.borrow()), [INFO] [stdout] ... | [INFO] [stdout] 1852 | | is_dup:false, [INFO] [stdout] 1853 | | }); [INFO] [stdout] | |______________________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: this warning originates in the macro `dcg_effect` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/engine.rs:263:9 [INFO] [stdout] | [INFO] [stdout] 263 | /// An effect without an extent (without nested effects) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] ... [INFO] [stdout] 1910 | / dcg_effect!( [INFO] [stdout] 1911 | | // TODO-Someday: Reflect the fact that we are doing a mapping here [INFO] [stdout] 1912 | | reflect::trace::Effect::Force(reflect::trace::ForceCase::RefGet), [INFO] [stdout] 1913 | | current_loc!(*g.borrow()), [INFO] [stdout] ... | [INFO] [stdout] 1919 | | is_dup:false, [INFO] [stdout] 1920 | | }); [INFO] [stdout] | |______________________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: this warning originates in the macro `dcg_effect` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/engine.rs:263:9 [INFO] [stdout] | [INFO] [stdout] 263 | /// An effect without an extent (without nested effects) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] ... [INFO] [stdout] 2056 | / dcg_effect!( [INFO] [stdout] 2057 | | reflect::trace::Effect::Force(reflect::trace::ForceCase::RefGet), [INFO] [stdout] 2058 | | current_loc!(*g.borrow()), [INFO] [stdout] 2059 | | reflect::Succ{ [INFO] [stdout] ... | [INFO] [stdout] 2064 | | is_dup:is_dup, [INFO] [stdout] 2065 | | }); [INFO] [stdout] | |__________________________________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: this warning originates in the macro `dcg_effect` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/catalog/trie.rs:270:9 [INFO] [stdout] | [INFO] [stdout] 269 | let root_mfn_art = panic!("todo"); //put(Self::root_mfn(nm.clone(), nm_, trie, elt)); [INFO] [stdout] | -------------- any code following this expression is unreachable [INFO] [stdout] 270 | Self::name(nm, Self::art(root_mfn_art)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/catalog/trie.rs:270:9 [INFO] [stdout] | [INFO] [stdout] 269 | let root_mfn_art = panic!("todo"); //put(Self::root_mfn(nm.clone(), nm_, trie, elt)); [INFO] [stdout] | -------------- any code following this expression is unreachable [INFO] [stdout] 270 | Self::name(nm, Self::art(root_mfn_art)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nm` [INFO] [stdout] --> src/catalog/trie.rs:267:14 [INFO] [stdout] | [INFO] [stdout] 267 | let (nm, nm_) = name_fork(nm); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_nm` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nm_` [INFO] [stdout] --> src/catalog/trie.rs:267:18 [INFO] [stdout] | [INFO] [stdout] 267 | let (nm, nm_) = name_fork(nm); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_nm_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `root_mfn_art` [INFO] [stdout] --> src/catalog/trie.rs:269:13 [INFO] [stdout] | [INFO] [stdout] 269 | let root_mfn_art = panic!("todo"); //put(Self::root_mfn(nm.clone(), nm_, trie, elt)); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_root_mfn_art` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `trie` [INFO] [stdout] --> src/catalog/trie.rs:266:25 [INFO] [stdout] | [INFO] [stdout] 266 | fn extend(nm: Name, trie: Self, elt: X) -> Self { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_trie` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `elt` [INFO] [stdout] --> src/catalog/trie.rs:266:37 [INFO] [stdout] | [INFO] [stdout] 266 | fn extend(nm: Name, trie: Self, elt: X) -> Self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_elt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/engine.rs:2810:5 [INFO] [stdout] | [INFO] [stdout] 2810 | fn explore_rec(cur_n:usize) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing [INFO] [stdout] ... [INFO] [stdout] 2813 | let mut av = explore_rec(a); [INFO] [stdout] | -------------- recursive call site [INFO] [stdout] | [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/engine.rs:2809:12 [INFO] [stdout] | [INFO] [stdout] 2809 | #[warn(unconditional_recursion)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `hash_seeded` is never used [INFO] [stdout] --> src/engine.rs:492:8 [INFO] [stdout] | [INFO] [stdout] 483 | trait GraphNode : Debug + reflect::Reflect { [INFO] [stdout] | --------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 492 | fn hash_seeded (self:&Self, _: u64) -> u64 ; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `eq` is never used [INFO] [stdout] --> src/engine.rs:710:8 [INFO] [stdout] | [INFO] [stdout] 706 | trait Producer : Debug { [INFO] [stdout] | -------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 710 | fn eq(self:&Self, other:&dyn Producer) -> bool; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `val` is never read [INFO] [stdout] --> src/engine.rs:1038:31 [INFO] [stdout] | [INFO] [stdout] 1038 | struct AllocNominalThunk { val:T } [INFO] [stdout] | ----------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `AllocNominalThunk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `val` is never read [INFO] [stdout] --> src/engine.rs:1046:23 [INFO] [stdout] | [INFO] [stdout] 1046 | struct AllocCell { val:T } [INFO] [stdout] | --------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `AllocCell` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `AbsDiff` is never used [INFO] [stdout] --> src/engine.rs:1109:7 [INFO] [stdout] | [INFO] [stdout] 1109 | trait AbsDiff { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `map` is never read [INFO] [stdout] --> src/engine.rs:1120:5 [INFO] [stdout] | [INFO] [stdout] 1116 | struct ForceAbsDep { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 1120 | map:(Abs, Box>), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `put` is never used [INFO] [stdout] --> src/engine.rs:1432:8 [INFO] [stdout] | [INFO] [stdout] 1420 | trait Adapton : Debug+PartialEq+Eq+Hash+Clone { [INFO] [stdout] | ------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 1432 | fn put (self:&mut Self, _: T) -> AbsArt ; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `copy` is never used [INFO] [stdout] --> src/engine.rs:2160:8 [INFO] [stdout] | [INFO] [stdout] 2158 | trait Force { [INFO] [stdout] | ----- method in this trait [INFO] [stdout] 2159 | fn force(&self) -> T; [INFO] [stdout] 2160 | fn copy(self:&Self) -> Box>; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/engine.rs:955:9 [INFO] [stdout] | [INFO] [stdout] 955 | drop(st); // End mutable borrow of global RefCell [INFO] [stdout] | ^^^^^--^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut engine::DCG` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 955 - drop(st); // End mutable borrow of global RefCell [INFO] [stdout] 955 + let _ = st; // End mutable borrow of global RefCell [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/engine.rs:985:17 [INFO] [stdout] | [INFO] [stdout] 985 | replace(&mut node.succs, frame.succs.into_iter().map(|(succ,_)|succ).collect() ) ; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 985 | let _ = replace(&mut node.succs, frame.succs.into_iter().map(|(succ,_)|succ).collect() ) ; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/engine.rs:1319:17 [INFO] [stdout] | [INFO] [stdout] 1319 | replace(&mut succ.dirty, true); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 1319 | let _ = replace(&mut succ.dirty, true); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/engine.rs:1338:17 [INFO] [stdout] | [INFO] [stdout] 1338 | replace(&mut succ.dirty, true); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 1338 | let _ = replace(&mut succ.dirty, true); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/engine.rs:1375:25 [INFO] [stdout] | [INFO] [stdout] 1375 | replace(&mut nd.val, val) ; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 1375 | let _ = replace(&mut nd.val, val) ; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/engine.rs:1950:13 [INFO] [stdout] | [INFO] [stdout] 1950 | drop(st) [INFO] [stdout] | ^^^^^--^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut engine::DCG` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains an unused formatting placeholder [INFO] [stdout] --> src/engine.rs:2651:25 [INFO] [stdout] | [INFO] [stdout] 2651 | panic!("{:?}: Constrained to be both clean and dirty: Inconsistent status => DCG is not well-formed.") [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add the missing argument [INFO] [stdout] | [INFO] [stdout] 2651 | panic!("{:?}: Constrained to be both clean and dirty: Inconsistent status => DCG is not well-formed.", ...) [INFO] [stdout] | +++++ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 2651 | panic!("{}", "{:?}: Constrained to be both clean and dirty: Inconsistent status => DCG is not well-formed.") [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 26 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nm` [INFO] [stdout] --> src/catalog/trie.rs:267:14 [INFO] [stdout] | [INFO] [stdout] 267 | let (nm, nm_) = name_fork(nm); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_nm` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nm_` [INFO] [stdout] --> src/catalog/trie.rs:267:18 [INFO] [stdout] | [INFO] [stdout] 267 | let (nm, nm_) = name_fork(nm); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_nm_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `root_mfn_art` [INFO] [stdout] --> src/catalog/trie.rs:269:13 [INFO] [stdout] | [INFO] [stdout] 269 | let root_mfn_art = panic!("todo"); //put(Self::root_mfn(nm.clone(), nm_, trie, elt)); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_root_mfn_art` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `trie` [INFO] [stdout] --> src/catalog/trie.rs:266:25 [INFO] [stdout] | [INFO] [stdout] 266 | fn extend(nm: Name, trie: Self, elt: X) -> Self { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_trie` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `elt` [INFO] [stdout] --> src/catalog/trie.rs:266:37 [INFO] [stdout] | [INFO] [stdout] 266 | fn extend(nm: Name, trie: Self, elt: X) -> Self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_elt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `hash_seeded` is never used [INFO] [stdout] --> src/engine.rs:492:8 [INFO] [stdout] | [INFO] [stdout] 483 | trait GraphNode : Debug + reflect::Reflect { [INFO] [stdout] | --------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 492 | fn hash_seeded (self:&Self, _: u64) -> u64 ; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `eq` is never used [INFO] [stdout] --> src/engine.rs:710:8 [INFO] [stdout] | [INFO] [stdout] 706 | trait Producer : Debug { [INFO] [stdout] | -------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 710 | fn eq(self:&Self, other:&dyn Producer) -> bool; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `val` is never read [INFO] [stdout] --> src/engine.rs:1038:31 [INFO] [stdout] | [INFO] [stdout] 1038 | struct AllocNominalThunk { val:T } [INFO] [stdout] | ----------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `AllocNominalThunk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `val` is never read [INFO] [stdout] --> src/engine.rs:1046:23 [INFO] [stdout] | [INFO] [stdout] 1046 | struct AllocCell { val:T } [INFO] [stdout] | --------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `AllocCell` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `AbsDiff` is never used [INFO] [stdout] --> src/engine.rs:1109:7 [INFO] [stdout] | [INFO] [stdout] 1109 | trait AbsDiff { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `map` is never read [INFO] [stdout] --> src/engine.rs:1120:5 [INFO] [stdout] | [INFO] [stdout] 1116 | struct ForceAbsDep { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 1120 | map:(Abs, Box>), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `put` is never used [INFO] [stdout] --> src/engine.rs:1432:8 [INFO] [stdout] | [INFO] [stdout] 1420 | trait Adapton : Debug+PartialEq+Eq+Hash+Clone { [INFO] [stdout] | ------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 1432 | fn put (self:&mut Self, _: T) -> AbsArt ; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `copy` is never used [INFO] [stdout] --> src/engine.rs:2160:8 [INFO] [stdout] | [INFO] [stdout] 2158 | trait Force { [INFO] [stdout] | ----- method in this trait [INFO] [stdout] 2159 | fn force(&self) -> T; [INFO] [stdout] 2160 | fn copy(self:&Self) -> Box>; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `explore_rec` is never used [INFO] [stdout] --> src/engine.rs:2810:8 [INFO] [stdout] | [INFO] [stdout] 2810 | fn explore_rec(cur_n:usize) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/engine.rs:955:9 [INFO] [stdout] | [INFO] [stdout] 955 | drop(st); // End mutable borrow of global RefCell [INFO] [stdout] | ^^^^^--^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut engine::DCG` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 955 - drop(st); // End mutable borrow of global RefCell [INFO] [stdout] 955 + let _ = st; // End mutable borrow of global RefCell [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/engine.rs:985:17 [INFO] [stdout] | [INFO] [stdout] 985 | replace(&mut node.succs, frame.succs.into_iter().map(|(succ,_)|succ).collect() ) ; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 985 | let _ = replace(&mut node.succs, frame.succs.into_iter().map(|(succ,_)|succ).collect() ) ; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/engine.rs:1319:17 [INFO] [stdout] | [INFO] [stdout] 1319 | replace(&mut succ.dirty, true); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 1319 | let _ = replace(&mut succ.dirty, true); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/engine.rs:1338:17 [INFO] [stdout] | [INFO] [stdout] 1338 | replace(&mut succ.dirty, true); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 1338 | let _ = replace(&mut succ.dirty, true); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/engine.rs:1375:25 [INFO] [stdout] | [INFO] [stdout] 1375 | replace(&mut nd.val, val) ; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 1375 | let _ = replace(&mut nd.val, val) ; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/engine.rs:1950:13 [INFO] [stdout] | [INFO] [stdout] 1950 | drop(st) [INFO] [stdout] | ^^^^^--^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut engine::DCG` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains an unused formatting placeholder [INFO] [stdout] --> src/engine.rs:2651:25 [INFO] [stdout] | [INFO] [stdout] 2651 | panic!("{:?}: Constrained to be both clean and dirty: Inconsistent status => DCG is not well-formed.") [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add the missing argument [INFO] [stdout] | [INFO] [stdout] 2651 | panic!("{:?}: Constrained to be both clean and dirty: Inconsistent status => DCG is not well-formed.", ...) [INFO] [stdout] | +++++ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 2651 | panic!("{}", "{:?}: Constrained to be both clean and dirty: Inconsistent status => DCG is not well-formed.") [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 33 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.89s [INFO] running `Command { std: "docker" "inspect" "cf72853e500491719f3980e7f80529d877075d35ac948ca671b75cc2bd22d71d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf72853e500491719f3980e7f80529d877075d35ac948ca671b75cc2bd22d71d", kill_on_drop: false }` [INFO] [stdout] cf72853e500491719f3980e7f80529d877075d35ac948ca671b75cc2bd22d71d