[INFO] fetching crate slag 0.1.1...
[INFO] checking slag-0.1.1 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] extracting crate slag 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate slag 0.1.1 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slag 0.1.1
[INFO] finished tweaking crates.io crate slag 0.1.1
[INFO] tweaked toml for crates.io crate slag 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 38 packages
[INFO] [stderr]       Adding aho-corasick v0.5.3 (latest: v1.1.3)
[INFO] [stderr]       Adding docopt v0.6.86 (latest: v1.1.1)
[INFO] [stderr]       Adding lazy_static v0.2.11 (latest: v1.4.0)
[INFO] [stderr]       Adding memchr v0.1.11 (latest: v2.7.2)
[INFO] [stderr]       Adding regex v0.1.80 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.3.9 (latest: v0.8.3)
[INFO] [stderr]       Adding strsim v0.5.2 (latest: v0.11.0)
[INFO] [stderr]       Adding syntex_syntax v0.7.0 (latest: v0.59.1)
[INFO] [stderr]       Adding thread-id v2.0.0 (latest: v4.2.1)
[INFO] [stderr]       Adding thread_local v0.2.7 (latest: v1.1.8)
[INFO] [stderr]       Adding utf8-ranges v0.1.3 (latest: v1.0.5)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syntex_syntax v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1fd24d1de807a08684c54302dea1544f4c036d603b06d4ac1f596f71e665c1f9
[INFO] running `Command { std: "docker" "start" "-a" "1fd24d1de807a08684c54302dea1544f4c036d603b06d4ac1f596f71e665c1f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fd24d1de807a08684c54302dea1544f4c036d603b06d4ac1f596f71e665c1f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fd24d1de807a08684c54302dea1544f4c036d603b06d4ac1f596f71e665c1f9", kill_on_drop: false }`
[INFO] [stdout] 1fd24d1de807a08684c54302dea1544f4c036d603b06d4ac1f596f71e665c1f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c7e4318460a8acf0322bdb7a0755ae6ef36e5585962605e6184788cdb3bb6de
[INFO] running `Command { std: "docker" "start" "-a" "2c7e4318460a8acf0322bdb7a0755ae6ef36e5585962605e6184788cdb3bb6de", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking unicode-xid v0.2.4
[INFO] [stderr]     Checking strsim v0.5.2
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking syntex_syntax v0.7.0
[INFO] [stderr]     Checking docopt v0.6.86
[INFO] [stdout] error: no rules expected the token `flags`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/parser.rs:89:5
[INFO] [stdout]     |
[INFO] [stdout] 89  |     flags Restrictions: u8 {
[INFO] [stdout]     |     ^^^^^ no rules expected this token in macro call
[INFO] [stdout]     |
[INFO] [stdout] note: while trying to match `struct`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bitflags-2.5.0/src/lib.rs:450:18
[INFO] [stdout]     |
[INFO] [stdout] 450 |         $vis:vis struct $BitFlags:ident: $T:ty {
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Restrictions` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/parser.rs:258:23
[INFO] [stdout]     |
[INFO] [stdout] 258 |     pub restrictions: Restrictions,
[INFO] [stdout]     |                       ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `RESTRICTION_NO_STRUCT_LITERAL` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/parser.rs:2184:29
[INFO] [stdout]      |
[INFO] [stdout] 2184 | ...                   RESTRICTION_NO_STRUCT_LITERAL
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `RESTRICTION_NO_STRUCT_LITERAL` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/parser.rs:2747:48
[INFO] [stdout]      |
[INFO] [stdout] 2747 |         let restrictions = self.restrictions & RESTRICTION_NO_STRUCT_LITERAL;
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `RESTRICTION_NO_STRUCT_LITERAL` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/parser.rs:2802:52
[INFO] [stdout]      |
[INFO] [stdout] 2802 |                 return !self.restrictions.contains(RESTRICTION_NO_STRUCT_LITERAL);
[INFO] [stdout]      |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `RESTRICTION_NO_STRUCT_LITERAL` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/parser.rs:2816:45
[INFO] [stdout]      |
[INFO] [stdout] 2816 |         let cond = try!(self.parse_expr_res(RESTRICTION_NO_STRUCT_LITERAL));
[INFO] [stdout]      |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `RESTRICTION_NO_STRUCT_LITERAL` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/parser.rs:2834:45
[INFO] [stdout]      |
[INFO] [stdout] 2834 |         let expr = try!(self.parse_expr_res(RESTRICTION_NO_STRUCT_LITERAL));
[INFO] [stdout]      |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `RESTRICTION_NO_STRUCT_LITERAL` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/parser.rs:2892:45
[INFO] [stdout]      |
[INFO] [stdout] 2892 |         let expr = try!(self.parse_expr_res(RESTRICTION_NO_STRUCT_LITERAL));
[INFO] [stdout]      |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `RESTRICTION_NO_STRUCT_LITERAL` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/parser.rs:2905:45
[INFO] [stdout]      |
[INFO] [stdout] 2905 |         let cond = try!(self.parse_expr_res(RESTRICTION_NO_STRUCT_LITERAL));
[INFO] [stdout]      |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `RESTRICTION_NO_STRUCT_LITERAL` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/parser.rs:2917:45
[INFO] [stdout]      |
[INFO] [stdout] 2917 |         let expr = try!(self.parse_expr_res(RESTRICTION_NO_STRUCT_LITERAL));
[INFO] [stdout]      |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `RESTRICTION_NO_STRUCT_LITERAL` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/parser.rs:2932:53
[INFO] [stdout]      |
[INFO] [stdout] 2932 |         let discriminant = try!(self.parse_expr_res(RESTRICTION_NO_STRUCT_LITERAL));
[INFO] [stdout]      |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `RESTRICTION_STMT_EXPR` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/parser.rs:2953:45
[INFO] [stdout]      |
[INFO] [stdout] 2953 |         let expr = try!(self.parse_expr_res(RESTRICTION_STMT_EXPR));
[INFO] [stdout]      |                                             ^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Restrictions` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/parser.rs:2979:41
[INFO] [stdout]      |
[INFO] [stdout] 2979 |     pub fn parse_expr_res(&mut self, r: Restrictions) -> PResult<P<Expr>> {
[INFO] [stdout]      |                                         ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `RESTRICTION_STMT_EXPR` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/parser.rs:3551:54
[INFO] [stdout]      |
[INFO] [stdout] 3551 |                     let e = try!(self.parse_expr_res(RESTRICTION_STMT_EXPR));
[INFO] [stdout]      |                                                      ^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `RESTRICTION_STMT_EXPR` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/parser.rs:3560:36
[INFO] [stdout]      |
[INFO] [stdout] 3560 |         self.restrictions.contains(RESTRICTION_STMT_EXPR) &&
[INFO] [stdout]      |                                    ^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0532]: expected tuple struct or tuple variant, found unit variant `FkFnBlock`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/visit.rs:615:9
[INFO] [stdout]     |
[INFO] [stdout] 45  |     FkFnBlock,
[INFO] [stdout]     |     --------- `FkFnBlock` defined here
[INFO] [stdout] ...
[INFO] [stdout] 615 |         FkFnBlock(..) => {}
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: use this syntax instead: `FkFnBlock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/abi.rs:31:47
[INFO] [stdout]    |
[INFO] [stdout] 31 | #[derive(PartialEq, Eq, Hash, RustcEncodable, RustcDecodable, Clone, Copy, Debug)]
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]    = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:246:48
[INFO] [stdout]     |
[INFO] [stdout] 246 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:389:48
[INFO] [stdout]     |
[INFO] [stdout] 389 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:397:54
[INFO] [stdout]     |
[INFO] [stdout] 397 | #[derive(Copy, Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:443:48
[INFO] [stdout]     |
[INFO] [stdout] 443 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:497:37
[INFO] [stdout]     |
[INFO] [stdout] 497 | #[derive(Clone, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:563:48
[INFO] [stdout]     |
[INFO] [stdout] 563 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:569:48
[INFO] [stdout]     |
[INFO] [stdout] 569 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:578:48
[INFO] [stdout]     |
[INFO] [stdout] 578 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:622:48
[INFO] [stdout]     |
[INFO] [stdout] 622 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:628:48
[INFO] [stdout]     |
[INFO] [stdout] 628 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:670:48
[INFO] [stdout]     |
[INFO] [stdout] 670 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:685:48
[INFO] [stdout]     |
[INFO] [stdout] 685 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:699:54
[INFO] [stdout]     |
[INFO] [stdout] 699 | #[derive(Clone, Copy, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:714:48
[INFO] [stdout]     |
[INFO] [stdout] 714 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:736:48
[INFO] [stdout]     |
[INFO] [stdout] 736 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:762:48
[INFO] [stdout]     |
[INFO] [stdout] 762 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:768:48
[INFO] [stdout]     |
[INFO] [stdout] 768 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:782:48
[INFO] [stdout]     |
[INFO] [stdout] 782 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:931:48
[INFO] [stdout]     |
[INFO] [stdout] 931 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:939:48
[INFO] [stdout]     |
[INFO] [stdout] 939 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:995:48
[INFO] [stdout]     |
[INFO] [stdout] 995 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1013:48
[INFO] [stdout]      |
[INFO] [stdout] 1013 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1116:48
[INFO] [stdout]      |
[INFO] [stdout] 1116 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1123:48
[INFO] [stdout]      |
[INFO] [stdout] 1123 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1136:48
[INFO] [stdout]      |
[INFO] [stdout] 1136 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1161:48
[INFO] [stdout]      |
[INFO] [stdout] 1161 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1178:48
[INFO] [stdout]      |
[INFO] [stdout] 1178 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1238:48
[INFO] [stdout]      |
[INFO] [stdout] 1238 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1255:48
[INFO] [stdout]      |
[INFO] [stdout] 1255 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1263:48
[INFO] [stdout]      |
[INFO] [stdout] 1263 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Copy)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1293:48
[INFO] [stdout]      |
[INFO] [stdout] 1293 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Copy)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1323:48
[INFO] [stdout]      |
[INFO] [stdout] 1323 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Copy)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1368:48
[INFO] [stdout]      |
[INFO] [stdout] 1368 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1386:48
[INFO] [stdout]      |
[INFO] [stdout] 1386 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1418:48
[INFO] [stdout]      |
[INFO] [stdout] 1418 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1473:54
[INFO] [stdout]      |
[INFO] [stdout] 1473 | #[derive(Copy, Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]      |                                                      ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1479:54
[INFO] [stdout]      |
[INFO] [stdout] 1479 | #[derive(Copy, Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]      |                                                      ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1494:54
[INFO] [stdout]      |
[INFO] [stdout] 1494 | #[derive(Copy, Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash)]
[INFO] [stdout]      |                                                      ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1512:48
[INFO] [stdout]      |
[INFO] [stdout] 1512 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1538:48
[INFO] [stdout]      |
[INFO] [stdout] 1538 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1573:48
[INFO] [stdout]      |
[INFO] [stdout] 1573 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1599:48
[INFO] [stdout]      |
[INFO] [stdout] 1599 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1617:48
[INFO] [stdout]      |
[INFO] [stdout] 1617 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1640:48
[INFO] [stdout]      |
[INFO] [stdout] 1640 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1681:48
[INFO] [stdout]      |
[INFO] [stdout] 1681 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1715:48
[INFO] [stdout]      |
[INFO] [stdout] 1715 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1757:48
[INFO] [stdout]      |
[INFO] [stdout] 1757 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1835:48
[INFO] [stdout]      |
[INFO] [stdout] 1835 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ast.rs:1856:48
[INFO] [stdout]      |
[INFO] [stdout] 1856 | #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug)]
[INFO] [stdout]      |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]      = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]      = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/attr.rs:380:26
[INFO] [stdout]     |
[INFO] [stdout] 380 | #[derive(RustcEncodable, RustcDecodable, PartialEq, PartialOrd, Clone, Debug, Copy, Eq, Hash)]
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/attr.rs:590:44
[INFO] [stdout]     |
[INFO] [stdout] 590 | #[derive(PartialEq, Debug, RustcEncodable, RustcDecodable, Copy, Clone)]
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/attr.rs:609:54
[INFO] [stdout]     |
[INFO] [stdout] 609 | #[derive(Eq, Hash, PartialEq, Debug, RustcEncodable, RustcDecodable, Copy, Clone)]
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/token.rs:30:33
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[derive(Clone, RustcEncodable, RustcDecodable, PartialEq, Eq, Hash, Debug, Copy)]
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]    = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/token.rs:45:33
[INFO] [stdout]    |
[INFO] [stdout] 45 | #[derive(Clone, RustcEncodable, RustcDecodable, PartialEq, Eq, Hash, Debug, Copy)]
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]    = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/token.rs:55:33
[INFO] [stdout]    |
[INFO] [stdout] 55 | #[derive(Clone, RustcEncodable, RustcDecodable, PartialEq, Eq, Hash, Debug, Copy)]
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]    = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/token.rs:62:33
[INFO] [stdout]    |
[INFO] [stdout] 62 | #[derive(Clone, RustcEncodable, RustcDecodable, PartialEq, Eq, Hash, Debug, Copy)]
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]    = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/token.rs:77:33
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[derive(Clone, RustcEncodable, RustcDecodable, PartialEq, Eq, Hash, Debug, Copy)]
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]    = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/token.rs:103:33
[INFO] [stdout]     |
[INFO] [stdout] 103 | #[derive(Clone, RustcEncodable, RustcDecodable, PartialEq, Eq, Hash, Debug)]
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/token.rs:370:33
[INFO] [stdout]     |
[INFO] [stdout] 370 | #[derive(Clone, RustcEncodable, RustcDecodable, PartialEq, Eq, Hash)]
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/ext/mtwt.rs:41:37
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[derive(PartialEq, RustcEncodable, RustcDecodable, Hash, Debug, Copy, Clone)]
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]    = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Restrictions`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/parser.rs:331:27
[INFO] [stdout]     |
[INFO] [stdout] 331 |             restrictions: Restrictions::empty(),
[INFO] [stdout]     |                           ^^^^^^^^^^^^ use of undeclared type `Restrictions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Restrictions`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/parse/parser.rs:2975:29
[INFO] [stdout]      |
[INFO] [stdout] 2975 |         self.parse_expr_res(Restrictions::empty())
[INFO] [stdout]      |                             ^^^^^^^^^^^^ use of undeclared type `Restrictions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: to use a constant of type `Span` in a pattern, `Span` must be annotated with `#[derive(PartialEq)]`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.7.0/src/diagnostic.rs:445:23
[INFO] [stdout]     |
[INFO] [stdout] 445 |             Some((cm, COMMAND_LINE_SP)) => emit(self, cm,
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the traits must be derived, manual `impl`s are not sufficient
[INFO] [stdout]     = note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralPartialEq.html for details
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 80 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425, E0433, E0532, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syntex_syntax` (lib) due to 81 previous errors; 236 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2c7e4318460a8acf0322bdb7a0755ae6ef36e5585962605e6184788cdb3bb6de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c7e4318460a8acf0322bdb7a0755ae6ef36e5585962605e6184788cdb3bb6de", kill_on_drop: false }`
[INFO] [stdout] 2c7e4318460a8acf0322bdb7a0755ae6ef36e5585962605e6184788cdb3bb6de
[INFO] checking slag-0.1.1 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3
[INFO] extracting crate slag 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate slag 0.1.1 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slag 0.1.1
[INFO] finished tweaking crates.io crate slag 0.1.1
[INFO] tweaked toml for crates.io crate slag 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 812272e34685bb719bb6ca4886d8aa03b4d72b2d426c827870c458f5b5fe849e
[INFO] running `Command { std: "docker" "start" "-a" "812272e34685bb719bb6ca4886d8aa03b4d72b2d426c827870c458f5b5fe849e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "812272e34685bb719bb6ca4886d8aa03b4d72b2d426c827870c458f5b5fe849e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "812272e34685bb719bb6ca4886d8aa03b4d72b2d426c827870c458f5b5fe849e", kill_on_drop: false }`
[INFO] [stdout] 812272e34685bb719bb6ca4886d8aa03b4d72b2d426c827870c458f5b5fe849e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c655ab78bb87945e89027acbac0c77aecf1f47386099565ad79f5f0edbfb64e4
[INFO] running `Command { std: "docker" "start" "-a" "c655ab78bb87945e89027acbac0c77aecf1f47386099565ad79f5f0edbfb64e4", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "c655ab78bb87945e89027acbac0c77aecf1f47386099565ad79f5f0edbfb64e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c655ab78bb87945e89027acbac0c77aecf1f47386099565ad79f5f0edbfb64e4", kill_on_drop: false }`
[INFO] [stdout] c655ab78bb87945e89027acbac0c77aecf1f47386099565ad79f5f0edbfb64e4