[INFO] crate peg-syntax-ext 0.5.7 is already in cache [INFO] extracting crate peg-syntax-ext 0.5.7 into work/ex/beta-1.38-1/sources/1.37.0/reg/peg-syntax-ext/0.5.7 [INFO] extracting crate peg-syntax-ext 0.5.7 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/peg-syntax-ext/0.5.7 [INFO] validating manifest of peg-syntax-ext-0.5.7 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of peg-syntax-ext-0.5.7 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing peg-syntax-ext-0.5.7 [INFO] finished frobbing peg-syntax-ext-0.5.7 [INFO] frobbed toml for peg-syntax-ext-0.5.7 written to work/ex/beta-1.38-1/sources/1.37.0/reg/peg-syntax-ext/0.5.7/Cargo.toml [INFO] started frobbing peg-syntax-ext-0.5.7 [INFO] finished frobbing peg-syntax-ext-0.5.7 [INFO] frobbed toml for peg-syntax-ext-0.5.7 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/peg-syntax-ext/0.5.7/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing peg-syntax-ext-0.5.7 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/peg-syntax-ext/0.5.7:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] a27f802761e9d882263f19ab17dc3d323ffcbfd51e582b9272f898d9534c6f94 [INFO] running `"docker" "start" "-a" "a27f802761e9d882263f19ab17dc3d323ffcbfd51e582b9272f898d9534c6f94"` [INFO] [stderr] Compiling peg-syntax-ext v0.5.7 (/opt/crater/workdir) [INFO] [stderr] error[E0432]: unresolved import `syntax::fold` [INFO] [stderr] --> lib.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | use syntax::fold::Folder; [INFO] [stderr] | ^^^^ could not find `fold` in `syntax` [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `IdentTT` in module `syntax::ext::base` [INFO] [stderr] --> lib.rs:27:32 [INFO] [stderr] | [INFO] [stderr] 27 | syntax::ext::base::IdentTT(Box::new(expand_peg_str), None, false)); [INFO] [stderr] | ^^^^^^^ not found in `syntax::ext::base` [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `IdentTT` in module `syntax::ext::base` [INFO] [stderr] --> lib.rs:31:32 [INFO] [stderr] | [INFO] [stderr] 31 | syntax::ext::base::IdentTT(Box::new(expand_peg_file), None, false)); [INFO] [stderr] | ^^^^^^^ not found in `syntax::ext::base` [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(plugin_registrar, rustc_private)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `syntax::ext::build::AstBuilder` [INFO] [stderr] --> lib.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use syntax::ext::build::AstBuilder; [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] --> lib.rs:34:113 [INFO] [stderr] | [INFO] [stderr] 34 | fn expand_peg_str<'s>(cx: &'s mut ExtCtxt, sp: source_map::Span, ident: ast::Ident, tts: Vec) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn MacResult + 's` [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] --> lib.rs:43:114 [INFO] [stderr] | [INFO] [stderr] 43 | fn expand_peg_file<'s>(cx: &'s mut ExtCtxt, sp: source_map::Span, ident: ast::Ident, tts: Vec) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn MacResult + 's` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> lib.rs:68:95 [INFO] [stderr] | [INFO] [stderr] 68 | fn expand_peg(cx: &mut ExtCtxt, sp: source_map::Span, ident: ast::Ident, source: &str) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MacResult + 'static` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `fold_expr` found for type `syntax::ext::expand::MacroExpander<'_, '_>` in the current scope [INFO] [stderr] --> lib.rs:93:29 [INFO] [stderr] | [INFO] [stderr] 93 | let arg = cx.expander().fold_expr(panictry!(parser.parse_expr())); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0609]: no field `span` on type `syntax::parse::parser::Parser<'_>` [INFO] [stderr] --> lib.rs:99:44 [INFO] [stderr] | [INFO] [stderr] 99 | cx.span_err(parser.span, [INFO] [stderr] | ^^^^ unknown field [INFO] [stderr] | [INFO] [stderr] = note: available fields are: `sess`, `token`, `prev_span`, `recurse_into_file_modules`, `root_module_name`, `cfg_mods` [INFO] [stderr] [INFO] [stderr] error[E0609]: no field `span` on type `syntax::parse::parser::Parser<'_>` [INFO] [stderr] --> lib.rs:113:24 [INFO] [stderr] | [INFO] [stderr] 113 | cx.span_err(parser.span, &err); [INFO] [stderr] | ^^^^ unknown field [INFO] [stderr] | [INFO] [stderr] = note: available fields are: `sess`, `token`, `prev_span`, `recurse_into_file_modules`, `root_module_name`, `cfg_mods` [INFO] [stderr] [INFO] [stderr] error: aborting due to 7 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0425, E0432, E0554, E0599, E0609. [INFO] [stderr] For more information about an error, try `rustc --explain E0425`. [INFO] [stderr] error: Could not compile `peg-syntax-ext`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "a27f802761e9d882263f19ab17dc3d323ffcbfd51e582b9272f898d9534c6f94"` [INFO] running `"docker" "rm" "-f" "a27f802761e9d882263f19ab17dc3d323ffcbfd51e582b9272f898d9534c6f94"` [INFO] [stdout] a27f802761e9d882263f19ab17dc3d323ffcbfd51e582b9272f898d9534c6f94