[INFO] fetching crate recital 0.3.0... [INFO] checking recital-0.3.0 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] extracting crate recital 0.3.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate recital 0.3.0 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate recital 0.3.0 [INFO] finished tweaking crates.io crate recital 0.3.0 [INFO] tweaked toml for crates.io crate recital 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 436fc9b3ed7b7c3324297b53f6ba1509b579cb5e7dc546ed081903da44f2268e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "436fc9b3ed7b7c3324297b53f6ba1509b579cb5e7dc546ed081903da44f2268e"` [INFO] [stderr] Checking nom v1.2.4 [INFO] [stderr] Checking recital v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/version.rs:215:9 [INFO] [stderr] | [INFO] [stderr] 215 | try!(write!(f, "{}.{}.{}", self.major, self.minor, self.patch)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/version.rs:232:13 [INFO] [stderr] | [INFO] [stderr] 232 | try!(write!(f, "-{}", join!(self.pre))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/version.rs:236:13 [INFO] [stderr] | [INFO] [stderr] 236 | try!(write!(f, "+{}", join!(self.build))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/parser.rs:38:1 [INFO] [stderr] | [INFO] [stderr] 38 | /// Parse a string as an `Identifier`. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/parser.rs:54:1 [INFO] [stderr] | [INFO] [stderr] 54 | /// Parses a string of pre-release identifiers into a vector of `Identifier`s. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/parser.rs:61:1 [INFO] [stderr] | [INFO] [stderr] 61 | /// Parses a string of build identifiers into a vector of `Identifier`s. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/parser.rs:68:1 [INFO] [stderr] | [INFO] [stderr] 68 | /// Optionally parse pre-release and build identifiers. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/parser.rs:75:1 [INFO] [stderr] | [INFO] [stderr] 75 | /// Parses a numeric string as a `u64`. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/parser.rs:85:1 [INFO] [stderr] | [INFO] [stderr] 85 | /// Parses a numeric string preceded by a dot (.) as u64. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/parser.rs:92:1 [INFO] [stderr] | [INFO] [stderr] 92 | /// Parse a string as a `Version`. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Alpha`, `Number` [INFO] [stderr] --> src/version.rs:32:24 [INFO] [stderr] | [INFO] [stderr] 32 | use self::Identifier::{Alpha, Number}; [INFO] [stderr] | ^^^^^ ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/resolve.rs:92:17 [INFO] [stderr] | [INFO] [stderr] 92 | And(Vec>), [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Constraint` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/resolve.rs:95:16 [INFO] [stderr] | [INFO] [stderr] 95 | Or(Vec>), [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Constraint` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/version.rs:215:9 [INFO] [stderr] | [INFO] [stderr] 215 | try!(write!(f, "{}.{}.{}", self.major, self.minor, self.patch)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/version.rs:232:13 [INFO] [stderr] | [INFO] [stderr] 232 | try!(write!(f, "-{}", join!(self.pre))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/version.rs:236:13 [INFO] [stderr] | [INFO] [stderr] 236 | try!(write!(f, "+{}", join!(self.build))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/parser.rs:38:1 [INFO] [stderr] | [INFO] [stderr] 38 | /// Parse a string as an `Identifier`. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/parser.rs:54:1 [INFO] [stderr] | [INFO] [stderr] 54 | /// Parses a string of pre-release identifiers into a vector of `Identifier`s. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/parser.rs:61:1 [INFO] [stderr] | [INFO] [stderr] 61 | /// Parses a string of build identifiers into a vector of `Identifier`s. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/parser.rs:68:1 [INFO] [stderr] | [INFO] [stderr] 68 | /// Optionally parse pre-release and build identifiers. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/parser.rs:75:1 [INFO] [stderr] | [INFO] [stderr] 75 | /// Parses a numeric string as a `u64`. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/parser.rs:85:1 [INFO] [stderr] | [INFO] [stderr] 85 | /// Parses a numeric string preceded by a dot (.) as u64. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/parser.rs:92:1 [INFO] [stderr] | [INFO] [stderr] 92 | /// Parse a string as a `Version`. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Alpha`, `Number` [INFO] [stderr] --> src/version.rs:32:24 [INFO] [stderr] | [INFO] [stderr] 32 | use self::Identifier::{Alpha, Number}; [INFO] [stderr] | ^^^^^ ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/resolve.rs:92:17 [INFO] [stderr] | [INFO] [stderr] 92 | And(Vec>), [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Constraint` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/resolve.rs:95:16 [INFO] [stderr] | [INFO] [stderr] 95 | Or(Vec>), [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Constraint` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/resolve.rs:156:45 [INFO] [stderr] | [INFO] [stderr] 156 | let mut constraints = Vec::>::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::resolve::Constraint` [INFO] [stderr] ... [INFO] [stderr] 318 | let a = constraints!(And, [INFO] [stderr] | _________________- [INFO] [stderr] 319 | | GreaterThanOrEqualTo(version!(1, 1, 0)), [INFO] [stderr] 320 | | LessThan(version!(1, 2, 0))); [INFO] [stderr] | |_________________________________________________________- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/resolve.rs:156:45 [INFO] [stderr] | [INFO] [stderr] 156 | let mut constraints = Vec::>::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::resolve::Constraint` [INFO] [stderr] ... [INFO] [stderr] 328 | let a = constraints!(Or, [INFO] [stderr] | _________________- [INFO] [stderr] 329 | | Exactly(version!(1, 1, 0)), [INFO] [stderr] 330 | | Exactly(version!(1, 2, 0))); [INFO] [stderr] | |________________________________________________________- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/resolve.rs:156:45 [INFO] [stderr] | [INFO] [stderr] 156 | let mut constraints = Vec::>::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::resolve::Constraint` [INFO] [stderr] ... [INFO] [stderr] 338 | let a = constraints!(And, [INFO] [stderr] | _________________- [INFO] [stderr] 339 | | GreaterThanOrEqualTo(version!(1, 2, 1)), [INFO] [stderr] 340 | | LessThan(version!(1, 5, 0))); [INFO] [stderr] | |_________________________________________________________- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/resolve.rs:156:45 [INFO] [stderr] | [INFO] [stderr] 156 | let mut constraints = Vec::>::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::resolve::Constraint` [INFO] [stderr] ... [INFO] [stderr] 342 | let b = constraints!(And, [INFO] [stderr] | _________________- [INFO] [stderr] 343 | | GreaterThan(version!(1, 5, 0)), [INFO] [stderr] 344 | | LessThan(version!(2, 0, 0))); [INFO] [stderr] | |_________________________________________________________- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/resolve.rs:156:45 [INFO] [stderr] | [INFO] [stderr] 156 | let mut constraints = Vec::>::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::resolve::Constraint` [INFO] [stderr] ... [INFO] [stderr] 346 | let c = constraints!(Or, a, b); [INFO] [stderr] | ---------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/resolve.rs:156:45 [INFO] [stderr] | [INFO] [stderr] 156 | let mut constraints = Vec::>::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::resolve::Constraint` [INFO] [stderr] ... [INFO] [stderr] 355 | let c = constraints!(And, [INFO] [stderr] | _________________- [INFO] [stderr] 356 | | GreaterThan(version!(1, 2, 1)), [INFO] [stderr] 357 | | LessThan(version!(2, 0, 0))); [INFO] [stderr] | |_________________________________________________________- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f32` as `u64` is invalid [INFO] [stderr] --> src/version.rs:97:36 [INFO] [stderr] | [INFO] [stderr] 97 | Identifier::Number(n as u64) [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 103 | from_n!(f32); [INFO] [stderr] | ------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `u64` is invalid [INFO] [stderr] --> src/version.rs:97:36 [INFO] [stderr] | [INFO] [stderr] 97 | Identifier::Number(n as u64) [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 104 | from_n!(f64); [INFO] [stderr] | ------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f32` as `u64` is invalid [INFO] [stderr] --> src/version.rs:97:36 [INFO] [stderr] | [INFO] [stderr] 97 | Identifier::Number(n as u64) [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 103 | from_n!(f32); [INFO] [stderr] | ------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `u64` is invalid [INFO] [stderr] --> src/version.rs:97:36 [INFO] [stderr] | [INFO] [stderr] 97 | Identifier::Number(n as u64) [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 104 | from_n!(f64); [INFO] [stderr] | ------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors; 13 warnings emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0606`. [INFO] [stderr] error: could not compile `recital`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: aborting due to 2 previous errors; 19 warnings emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0606`. [INFO] [stderr] error: could not compile `recital`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "436fc9b3ed7b7c3324297b53f6ba1509b579cb5e7dc546ed081903da44f2268e"` [INFO] running `"docker" "rm" "-f" "436fc9b3ed7b7c3324297b53f6ba1509b579cb5e7dc546ed081903da44f2268e"` [INFO] [stdout] 436fc9b3ed7b7c3324297b53f6ba1509b579cb5e7dc546ed081903da44f2268e