[INFO] fetching crate wasm-reader 0.2.0... [INFO] testing wasm-reader-0.2.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate wasm-reader 0.2.0 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate wasm-reader 0.2.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate wasm-reader 0.2.0 [INFO] finished tweaking crates.io crate wasm-reader 0.2.0 [INFO] tweaked toml for crates.io crate wasm-reader 0.2.0 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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 auto_enums v0.7.12 [INFO] [stderr] Downloaded derive_utils v0.9.1 [INFO] [stderr] Downloaded wasm-reader-traits v0.1.1 [INFO] [stderr] Downloaded auto_enums_core v0.7.12 [INFO] [stderr] Downloaded auto_enums_derive v0.7.12 [INFO] [stderr] Downloaded quickcheck_macros v0.9.1 [INFO] [stderr] Downloaded derive-parse v0.1.0 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4613a1bfe291867cbeae4ce7914830c5ed6ad769b3b47ce8b06d4d4647527018 [INFO] running `Command { std: "docker" "start" "-a" "4613a1bfe291867cbeae4ce7914830c5ed6ad769b3b47ce8b06d4d4647527018", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4613a1bfe291867cbeae4ce7914830c5ed6ad769b3b47ce8b06d4d4647527018", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4613a1bfe291867cbeae4ce7914830c5ed6ad769b3b47ce8b06d4d4647527018", kill_on_drop: false }` [INFO] [stdout] 4613a1bfe291867cbeae4ce7914830c5ed6ad769b3b47ce8b06d4d4647527018 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 48899de819fd92e8754fa0073399c89e922120f78e7d865fa33303ca4a3d56db [INFO] running `Command { std: "docker" "start" "-a" "48899de819fd92e8754fa0073399c89e922120f78e7d865fa33303ca4a3d56db", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling gimli v0.24.0 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling rustc-demangle v0.1.19 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Compiling frunk_core v0.3.2 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling auto_enums_derive v0.7.12 [INFO] [stderr] Compiling backtrace v0.3.60 [INFO] [stderr] Compiling addr2line v0.15.2 [INFO] [stderr] Compiling wasm-reader-traits v0.1.1 [INFO] [stderr] Compiling derive_utils v0.11.2 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling derive_utils v0.9.1 [INFO] [stderr] Compiling auto_enums_core v0.7.12 [INFO] [stderr] Compiling derive_more v0.99.14 [INFO] [stderr] Compiling derive-parse v0.1.0 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling auto_enums v0.7.12 [INFO] [stderr] Compiling wasm-reader v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0658]: `impl Trait` in type aliases is unstable [INFO] [stdout] --> src/operations.rs:83:19 [INFO] [stdout] | [INFO] [stdout] 83 | type Parser = impl Parser; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `impl Trait` in type aliases is unstable [INFO] [stdout] --> src/operations.rs:98:19 [INFO] [stdout] | [INFO] [stdout] 98 | type Parser = impl Parser; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `impl Trait` in type aliases is unstable [INFO] [stdout] --> src/operations.rs:106:19 [INFO] [stdout] | [INFO] [stdout] 106 | type Parser = impl Parser; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `impl Trait` in type aliases is unstable [INFO] [stdout] --> src/operations.rs:430:25 [INFO] [stdout] | [INFO] [stdout] 430 | pub type OpParser = impl crate::Parser + Clone; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `impl Trait` in type aliases is unstable [INFO] [stdout] --> src/parse.rs:29:19 [INFO] [stdout] | [INFO] [stdout] 29 | type Parser = impl Parser [INFO] [stdout] | ___________________^ [INFO] [stdout] 30 | | + wasm_reader_traits::CollectHelper [INFO] [stdout] 31 | | + Clone; [INFO] [stdout] | |_______________^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `impl Trait` in type aliases is unstable [INFO] [stdout] --> src/parse.rs:63:19 [INFO] [stdout] | [INFO] [stdout] 63 | type Parser = impl Parser [INFO] [stdout] | ___________________^ [INFO] [stdout] 64 | | + wasm_reader_traits::CollectHelper [INFO] [stdout] 65 | | + Clone; [INFO] [stdout] | |_______________^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `impl Trait` in type aliases is unstable [INFO] [stdout] --> src/parse.rs:85:19 [INFO] [stdout] | [INFO] [stdout] 85 | type Parser = impl Parser; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:1:24 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(never_type, type_alias_impl_trait, specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:1:47 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(never_type, type_alias_impl_trait, specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wasm-reader` [INFO] [stdout] error: aborting due to 7 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "48899de819fd92e8754fa0073399c89e922120f78e7d865fa33303ca4a3d56db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48899de819fd92e8754fa0073399c89e922120f78e7d865fa33303ca4a3d56db", kill_on_drop: false }` [INFO] [stdout] 48899de819fd92e8754fa0073399c89e922120f78e7d865fa33303ca4a3d56db