[INFO] fetching crate taikai 0.1.0... [INFO] building taikai-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2 [INFO] extracting crate taikai 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate taikai 0.1.0 [INFO] finished tweaking crates.io crate taikai 0.1.0 [INFO] tweaked toml for crates.io crate taikai 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate taikai 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 44 packages to latest compatible versions [INFO] [stderr] Adding heck v0.3.3 (available: v0.5.0) [INFO] [stderr] Adding itertools v0.7.11 (available: v0.14.0) [INFO] [stderr] Adding nom v4.2.3 (available: v8.0.0) [INFO] [stderr] Adding proc-macro2 v0.4.30 (available: v1.0.101) [INFO] [stderr] Adding quote v0.6.13 (available: v1.0.41) [INFO] [stderr] Adding serde_yaml v0.8.26 (available: v0.9.34+deprecated) [INFO] [stderr] Adding syn v0.15.44 (available: v2.0.106) [INFO] [stderr] Adding tuple_utils v0.3.0 (available: v0.4.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a76fd346684e49450ab65488aea72454040539a83c03037bc1b5bd859a41f26d [INFO] running `Command { std: "docker" "start" "-a" "a76fd346684e49450ab65488aea72454040539a83c03037bc1b5bd859a41f26d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a76fd346684e49450ab65488aea72454040539a83c03037bc1b5bd859a41f26d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a76fd346684e49450ab65488aea72454040539a83c03037bc1b5bd859a41f26d", kill_on_drop: false }` [INFO] [stdout] a76fd346684e49450ab65488aea72454040539a83c03037bc1b5bd859a41f26d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 06e7ead70b86b7f4735ec24a62e77725c4e9518980dc6327f18d8b8ded9dd7b6 [INFO] running `Command { std: "docker" "start" "-a" "06e7ead70b86b7f4735ec24a62e77725c4e9518980dc6327f18d8b8ded9dd7b6", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling object v0.37.3 [INFO] [stderr] Compiling gimli v0.32.3 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling miniz_oxide v0.8.9 [INFO] [stderr] Compiling linked-hash-map v0.5.6 [INFO] [stderr] Compiling rustc-demangle v0.1.26 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling unicode-segmentation v1.12.0 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling ryu v1.0.20 [INFO] [stderr] Compiling encoding_rs v0.8.35 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling yaml-rust v0.4.5 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling serde_yaml v0.8.26 [INFO] [stderr] Compiling addr2line v0.25.1 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling backtrace v0.3.76 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling taikai v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(custom_attribute)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.0.0; see for more information [INFO] [stdout] = note: removed in favor of `#![register_tool]` and `#![register_attr]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `bind_by_move_pattern_guards` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(bind_by_move_pattern_guards)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `source_file` found for struct `proc_macro::Span` in the current scope [INFO] [stdout] --> src/lib.rs:87:51 [INFO] [stdout] | [INFO] [stdout] 87 | let mut p = proc_macro::Span::call_site().source_file().path(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: there is a method `source` with a similar name [INFO] [stdout] | [INFO] [stdout] 87 - let mut p = proc_macro::Span::call_site().source_file().path(); [INFO] [stdout] 87 + let mut p = proc_macro::Span::call_site().source().path(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/attribute.rs:212:43 [INFO] [stdout] | [INFO] [stdout] 212 | let read_scalar = if let Some(ref e) = self.enum_ { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/type_spec.rs:134:36 [INFO] [stdout] | [INFO] [stdout] 134 | pub fn resolve_enum(&self, mut path: Vec<&str>) -> Enum { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/type_spec.rs:134:32 [INFO] [stdout] | [INFO] [stdout] 134 | pub fn resolve_enum(&self, mut path: Vec<&str>) -> Enum { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0557, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `taikai` (lib) due to 2 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "06e7ead70b86b7f4735ec24a62e77725c4e9518980dc6327f18d8b8ded9dd7b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06e7ead70b86b7f4735ec24a62e77725c4e9518980dc6327f18d8b8ded9dd7b6", kill_on_drop: false }` [INFO] [stdout] 06e7ead70b86b7f4735ec24a62e77725c4e9518980dc6327f18d8b8ded9dd7b6