[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] testing thejohncrafter/Verifier against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthejohncrafter%2FVerifier" "/workspace/builds/worker-15/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/thejohncrafter/Verifier on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-15/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" "+1.60.0" "fetch" "--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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.53 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.53 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.53 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.53 [INFO] [stderr] Downloaded notify v5.0.0-pre.1 [INFO] [stderr] Downloaded wasm-bindgen v0.2.53 [INFO] [stderr] Downloaded smallvec v0.6.11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 644699c0cb332480204fe58612a12d90bd71c27d18e3db4e1a6874ba78fbb049 [INFO] running `Command { std: "docker" "start" "-a" "644699c0cb332480204fe58612a12d90bd71c27d18e3db4e1a6874ba78fbb049", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "644699c0cb332480204fe58612a12d90bd71c27d18e3db4e1a6874ba78fbb049", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "644699c0cb332480204fe58612a12d90bd71c27d18e3db4e1a6874ba78fbb049", kill_on_drop: false }` [INFO] [stdout] 644699c0cb332480204fe58612a12d90bd71c27d18e3db4e1a6874ba78fbb049 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ec6686524797656a4168bf18745634f6deafe342b0494a4f02a656861207f5e0 [INFO] running `Command { std: "docker" "start" "-a" "ec6686524797656a4168bf18745634f6deafe342b0494a4f02a656861207f5e0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 lazy_static v1.4.0 [INFO] [stderr] Compiling syn v1.0.7 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.53 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling bumpalo v2.6.0 [INFO] [stderr] Compiling smallvec v0.6.11 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling same-file v1.0.5 [INFO] [stderr] Compiling wasm-bindgen v0.2.53 [INFO] [stderr] Compiling lazycell v1.2.1 [INFO] [stderr] Compiling anymap v0.12.1 [INFO] [stderr] Compiling owning_ref v0.3.3 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling walkdir v2.2.9 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling inotify-sys v0.1.3 [INFO] [stderr] Compiling filetime v0.2.7 [INFO] [stderr] Compiling inotify v0.7.0 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling parking_lot_core v0.2.14 [INFO] [stderr] Compiling mio-extras v2.0.5 [INFO] [stderr] Compiling parking_lot v0.4.8 [INFO] [stderr] Compiling chashmap v2.2.2 [INFO] [stderr] Compiling 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] Compiling 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] 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] [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] [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] running `Command { std: "docker" "inspect" "ec6686524797656a4168bf18745634f6deafe342b0494a4f02a656861207f5e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec6686524797656a4168bf18745634f6deafe342b0494a4f02a656861207f5e0", kill_on_drop: false }` [INFO] [stdout] ec6686524797656a4168bf18745634f6deafe342b0494a4f02a656861207f5e0