[INFO] cloning repository https://github.com/thejohncrafter/Verifier [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thejohncrafter/Verifier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthejohncrafter%2FVerifier", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthejohncrafter%2FVerifier'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bfb6d77dec965c06f633e9a62be21dce8b6416ce [INFO] checking thejohncrafter/Verifier against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthejohncrafter%2FVerifier" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/thejohncrafter/Verifier on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/thejohncrafter/Verifier [INFO] finished tweaking git repo https://github.com/thejohncrafter/Verifier [INFO] tweaked toml for git repo https://github.com/thejohncrafter/Verifier written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/thejohncrafter/Verifier already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4e9c2e5cd085742de859efa95f221643d591d3f49e0ddbd29c896ed1ae3c9f3f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4e9c2e5cd085742de859efa95f221643d591d3f49e0ddbd29c896ed1ae3c9f3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e9c2e5cd085742de859efa95f221643d591d3f49e0ddbd29c896ed1ae3c9f3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e9c2e5cd085742de859efa95f221643d591d3f49e0ddbd29c896ed1ae3c9f3f", kill_on_drop: false }` [INFO] [stdout] 4e9c2e5cd085742de859efa95f221643d591d3f49e0ddbd29c896ed1ae3c9f3f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] fdc2434f2063d9c2f3ae22f0873b1ee2940002a223ed84fdc4f6c44d6c4c704e [INFO] running `Command { std: "docker" "start" "-a" "fdc2434f2063d9c2f3ae22f0873b1ee2940002a223ed84fdc4f6c44d6c4c704e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.53 [INFO] [stderr] Compiling syn v1.0.7 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking smallvec v0.6.11 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Compiling wasm-bindgen v0.2.53 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking inotify-sys v0.1.3 [INFO] [stderr] Checking filetime v0.2.7 [INFO] [stderr] Checking inotify v0.7.0 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking parking_lot v0.4.8 [INFO] [stderr] Checking mio-extras v2.0.5 [INFO] [stderr] Checking chashmap v2.2.2 [INFO] [stderr] Checking notify v5.0.0-pre.1 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.53 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.53 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.53 [INFO] [stderr] Checking tipe v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/core/base_types.rs:36:22 [INFO] [stdout] | [INFO] [stdout] 36 | fn format(&self, &mut dyn Write) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut dyn Write` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/core/base_types.rs:40:22 [INFO] [stdout] | [INFO] [stdout] 40 | fn format(&self, &mut dyn Write, &dyn VarTemplate, &Term) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/core/base_types.rs:40:38 [INFO] [stdout] | [INFO] [stdout] 40 | fn format(&self, &mut dyn Write, &dyn VarTemplate, &Term) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &dyn VarTemplate` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/core/base_types.rs:40:56 [INFO] [stdout] | [INFO] [stdout] 40 | fn format(&self, &mut dyn Write, &dyn VarTemplate, &Term) -> Result; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Term` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/core/base_types.rs:44:22 [INFO] [stdout] | [INFO] [stdout] 44 | fn format(&self, &mut dyn Write, &Vec>) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/core/base_types.rs:44:38 [INFO] [stdout] | [INFO] [stdout] 44 | fn format(&self, &mut dyn Write, &Vec>) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Vec>` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/core/base_types.rs:48:22 [INFO] [stdout] | [INFO] [stdout] 48 | fn format(&self, &mut dyn Write, &Vec>) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/core/base_types.rs:48:38 [INFO] [stdout] | [INFO] [stdout] 48 | fn format(&self, &mut dyn Write, &Vec>) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Vec>` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/core/base_types.rs:36:22 [INFO] [stdout] | [INFO] [stdout] 36 | fn format(&self, &mut dyn Write) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut dyn Write` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/core/base_types.rs:40:22 [INFO] [stdout] | [INFO] [stdout] 40 | fn format(&self, &mut dyn Write, &dyn VarTemplate, &Term) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/core/base_types.rs:40:38 [INFO] [stdout] | [INFO] [stdout] 40 | fn format(&self, &mut dyn Write, &dyn VarTemplate, &Term) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &dyn VarTemplate` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/core/base_types.rs:40:56 [INFO] [stdout] | [INFO] [stdout] 40 | fn format(&self, &mut dyn Write, &dyn VarTemplate, &Term) -> Result; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Term` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/core/base_types.rs:44:22 [INFO] [stdout] | [INFO] [stdout] 44 | fn format(&self, &mut dyn Write, &Vec>) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/core/base_types.rs:44:38 [INFO] [stdout] | [INFO] [stdout] 44 | fn format(&self, &mut dyn Write, &Vec>) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Vec>` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/core/base_types.rs:48:22 [INFO] [stdout] | [INFO] [stdout] 48 | fn format(&self, &mut dyn Write, &Vec>) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/core/base_types.rs:48:38 [INFO] [stdout] | [INFO] [stdout] 48 | fn format(&self, &mut dyn Write, &Vec>) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Vec>` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a closure that returns `Result` [INFO] [stdout] --> src/core/matcher.rs:296:55 [INFO] [stdout] | [INFO] [stdout] 295 | args.iter().try_for_each(|p| { [INFO] [stdout] | __________________________________________- [INFO] [stdout] 296 | | built_args.push(self.build_term(p)?); [INFO] [stdout] | | ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result<(), _>` [INFO] [stdout] 297 | | Ok(()) [INFO] [stdout] 298 | | })?; [INFO] [stdout] | |_________________- this function returns a `Result` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `std::result::Result<(), _>` [INFO] [stdout] note: required by `from_residual` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Option`s, not `Result`s, in a method that returns `Option` [INFO] [stdout] --> src/core/matcher.rs:298:19 [INFO] [stdout] | [INFO] [stdout] 270 | / fn build_term(&self, pattern: &TermPattern) -> Option> { [INFO] [stdout] 271 | | match pattern { [INFO] [stdout] 272 | | TermPattern::Meta(name) => { [INFO] [stdout] 273 | | if let Some(t) = self.meta_terms.get(name) { [INFO] [stdout] ... | [INFO] [stdout] 298 | | })?; [INFO] [stdout] | | ^ use `.ok()?` if you want to discard the `std::result::Result` error information [INFO] [stdout] ... | [INFO] [stdout] 312 | | } [INFO] [stdout] 313 | | } [INFO] [stdout] | |_____- this function returns an `Option` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `Option>` [INFO] [stdout] note: required by `from_residual` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a closure that returns `Result` [INFO] [stdout] --> src/core/matcher.rs:296:55 [INFO] [stdout] | [INFO] [stdout] 295 | args.iter().try_for_each(|p| { [INFO] [stdout] | __________________________________________- [INFO] [stdout] 296 | | built_args.push(self.build_term(p)?); [INFO] [stdout] | | ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result<(), _>` [INFO] [stdout] 297 | | Ok(()) [INFO] [stdout] 298 | | })?; [INFO] [stdout] | |_________________- this function returns a `Result` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `std::result::Result<(), _>` [INFO] [stdout] note: required by `from_residual` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Option`s, not `Result`s, in a method that returns `Option` [INFO] [stdout] --> src/core/matcher.rs:298:19 [INFO] [stdout] | [INFO] [stdout] 270 | / fn build_term(&self, pattern: &TermPattern) -> Option> { [INFO] [stdout] 271 | | match pattern { [INFO] [stdout] 272 | | TermPattern::Meta(name) => { [INFO] [stdout] 273 | | if let Some(t) = self.meta_terms.get(name) { [INFO] [stdout] ... | [INFO] [stdout] 298 | | })?; [INFO] [stdout] | | ^ use `.ok()?` if you want to discard the `std::result::Result` error information [INFO] [stdout] ... | [INFO] [stdout] 312 | | } [INFO] [stdout] 313 | | } [INFO] [stdout] | |_____- this function returns an `Option` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `Option>` [INFO] [stdout] note: required by `from_residual` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `tipe` due to 3 previous errors; 8 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "fdc2434f2063d9c2f3ae22f0873b1ee2940002a223ed84fdc4f6c44d6c4c704e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fdc2434f2063d9c2f3ae22f0873b1ee2940002a223ed84fdc4f6c44d6c4c704e", kill_on_drop: false }` [INFO] [stdout] fdc2434f2063d9c2f3ae22f0873b1ee2940002a223ed84fdc4f6c44d6c4c704e