[INFO] fetching crate ratcc 0.1.3...
[INFO] testing ratcc-0.1.3 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate ratcc 0.1.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ratcc 0.1.3
[INFO] finished tweaking crates.io crate ratcc 0.1.3
[INFO] tweaked toml for crates.io crate ratcc 0.1.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ratcc 0.1.3 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding proc-macro2 v0.2.3 (available: v1.0.103)
[INFO] [stderr]       Adding quote v0.4.2 (available: v1.0.41)
[INFO] [stderr]       Adding syn v0.12.15 (available: v2.0.108)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ee5ee1803011137d422dcf62116cca552a1296c2bbabfe9136d7665bb363528
[INFO] running `Command { std: "docker" "start" "-a" "2ee5ee1803011137d422dcf62116cca552a1296c2bbabfe9136d7665bb363528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ee5ee1803011137d422dcf62116cca552a1296c2bbabfe9136d7665bb363528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ee5ee1803011137d422dcf62116cca552a1296c2bbabfe9136d7665bb363528", kill_on_drop: false }`
[INFO] [stdout] 2ee5ee1803011137d422dcf62116cca552a1296c2bbabfe9136d7665bb363528
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa4e518ff6295e5f182d61942ea6f57c54275f3f2231dbd60bc17e239feb9d0f
[INFO] running `Command { std: "docker" "start" "-a" "aa4e518ff6295e5f182d61942ea6f57c54275f3f2231dbd60bc17e239feb9d0f", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stdout] error[E0574]: expected struct, variant or union type, found enum `proc_macro::TokenTree`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:53:21
[INFO] [stdout]    |
[INFO] [stdout] 53 |         TokenStream(proc_macro::TokenTree {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^ not a struct, variant or union type
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct instead
[INFO] [stdout]    |
[INFO] [stdout]  1 + use TokenTree;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `TokenTree`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 53 -         TokenStream(proc_macro::TokenTree {
[INFO] [stdout] 53 +         TokenStream(TokenTree {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:63:33
[INFO] [stdout]    |
[INFO] [stdout] 63 |                     proc_macro::TokenNode::Group(delim, (s.0).0)
[INFO] [stdout]    |                                 ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stdout]    |
[INFO] [stdout] help: an enum with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 63 -                     proc_macro::TokenNode::Group(delim, (s.0).0)
[INFO] [stdout] 63 +                     proc_macro::TokenTree::Group(delim, (s.0).0)
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout]  1 + use TokenNode;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `TokenNode`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 63 -                     proc_macro::TokenNode::Group(delim, (s.0).0)
[INFO] [stdout] 63 +                     TokenNode::Group(delim, (s.0).0)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:70:33
[INFO] [stdout]    |
[INFO] [stdout] 70 |                     proc_macro::TokenNode::Op(ch, kind)
[INFO] [stdout]    |                                 ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stdout]    |
[INFO] [stdout] help: an enum with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 70 -                     proc_macro::TokenNode::Op(ch, kind)
[INFO] [stdout] 70 +                     proc_macro::TokenTree::Op(ch, kind)
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout]  1 + use TokenNode;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `TokenNode`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 70 -                     proc_macro::TokenNode::Op(ch, kind)
[INFO] [stdout] 70 +                     TokenNode::Op(ch, kind)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:73:33
[INFO] [stdout]    |
[INFO] [stdout] 73 |                     proc_macro::TokenNode::Term((s.0).0)
[INFO] [stdout]    |                                 ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stdout]    |
[INFO] [stdout] help: an enum with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 73 -                     proc_macro::TokenNode::Term((s.0).0)
[INFO] [stdout] 73 +                     proc_macro::TokenTree::Term((s.0).0)
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout]  1 + use TokenNode;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `TokenNode`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 73 -                     proc_macro::TokenNode::Term((s.0).0)
[INFO] [stdout] 73 +                     TokenNode::Term((s.0).0)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:76:33
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     proc_macro::TokenNode::Literal((l.0).0)
[INFO] [stdout]    |                                 ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stdout]    |
[INFO] [stdout] help: an enum with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 76 -                     proc_macro::TokenNode::Literal((l.0).0)
[INFO] [stdout] 76 +                     proc_macro::TokenTree::Literal((l.0).0)
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout]  1 + use TokenNode;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `TokenNode`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 76 -                     proc_macro::TokenNode::Literal((l.0).0)
[INFO] [stdout] 76 +                     TokenNode::Literal((l.0).0)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TokenTreeIter` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:102:38
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub struct TokenTreeIter(proc_macro::TokenTreeIter);
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/proc_macro/src/lib.rs:649:1
[INFO] [stdout]     |
[INFO] [stdout]     = note: similarly named enum `TokenTree` defined here
[INFO] [stdout] help: an enum with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 102 - pub struct TokenTreeIter(proc_macro::TokenTreeIter);
[INFO] [stdout] 102 + pub struct TokenTreeIter(proc_macro::TokenTree);
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]   1 + use TokenTreeIter;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `TokenTreeIter`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 102 - pub struct TokenTreeIter(proc_macro::TokenTreeIter);
[INFO] [stdout] 102 + pub struct TokenTreeIter(TokenTreeIter);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:124:29
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 proc_macro::TokenNode::Group(delim, s) => {
[INFO] [stdout]     |                             ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: an enum with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 124 -                 proc_macro::TokenNode::Group(delim, s) => {
[INFO] [stdout] 124 +                 proc_macro::TokenTree::Group(delim, s) => {
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout]   1 + use TokenNode;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `TokenNode`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 124 -                 proc_macro::TokenNode::Group(delim, s) => {
[INFO] [stdout] 124 +                 TokenNode::Group(delim, s) => {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:133:29
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 proc_macro::TokenNode::Op(ch, kind) => {
[INFO] [stdout]     |                             ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: an enum with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 133 -                 proc_macro::TokenNode::Op(ch, kind) => {
[INFO] [stdout] 133 +                 proc_macro::TokenTree::Op(ch, kind) => {
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout]   1 + use TokenNode;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `TokenNode`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 133 -                 proc_macro::TokenNode::Op(ch, kind) => {
[INFO] [stdout] 133 +                 TokenNode::Op(ch, kind) => {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:140:29
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 proc_macro::TokenNode::Term(s) => {
[INFO] [stdout]     |                             ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: an enum with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 140 -                 proc_macro::TokenNode::Term(s) => {
[INFO] [stdout] 140 +                 proc_macro::TokenTree::Term(s) => {
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout]   1 + use TokenNode;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `TokenNode`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 140 -                 proc_macro::TokenNode::Term(s) => {
[INFO] [stdout] 140 +                 TokenNode::Term(s) => {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:143:29
[INFO] [stdout]     |
[INFO] [stdout] 143 |                 proc_macro::TokenNode::Literal(l) => {
[INFO] [stdout]     |                             ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: an enum with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 143 -                 proc_macro::TokenNode::Literal(l) => {
[INFO] [stdout] 143 +                 proc_macro::TokenTree::Literal(l) => {
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout]   1 + use TokenNode;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `TokenNode`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 143 -                 proc_macro::TokenNode::Literal(l) => {
[INFO] [stdout] 143 +                 TokenNode::Literal(l) => {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Term` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:275:29
[INFO] [stdout]     |
[INFO] [stdout] 275 | pub struct Term(proc_macro::Term);
[INFO] [stdout]     |                             ^^^^ not found in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]   1 + use Term;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `Term`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 275 - pub struct Term(proc_macro::Term);
[INFO] [stdout] 275 + pub struct Term(Term);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Term` in `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:279:26
[INFO] [stdout]     |
[INFO] [stdout] 279 |         Term(proc_macro::Term::intern(string))
[INFO] [stdout]     |                          ^^^^ could not find `Term` in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]   1 + use Term;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `Term`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 279 -         Term(proc_macro::Term::intern(string))
[INFO] [stdout] 279 +         Term(Term::intern(string))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:362:21
[INFO] [stdout]     |
[INFO] [stdout] 362 |         proc_macro::TokenNode::Literal(l) => l,
[INFO] [stdout]     |                     ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: an enum with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 362 -         proc_macro::TokenNode::Literal(l) => l,
[INFO] [stdout] 362 +         proc_macro::TokenTree::Literal(l) => l,
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout]   1 + use TokenNode;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `TokenNode`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 362 -         proc_macro::TokenNode::Literal(l) => l,
[INFO] [stdout] 362 +         TokenNode::Literal(l) => l,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/lib.rs:29:34
[INFO] [stdout]    |
[INFO] [stdout] 29 | #![cfg_attr(feature = "nightly", feature(proc_macro))]
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `proc_macro` has been stable since `1.29.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `proc_macro::TokenStream` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:17:46
[INFO] [stdout]    |
[INFO] [stdout] 17 |         TokenStream(proc_macro::TokenStream::empty())
[INFO] [stdout]    |                                              ^^^^^ function or associated item not found in `proc_macro::TokenStream`
[INFO] [stdout]    |
[INFO] [stdout] note: if you're trying to build a new `proc_macro::TokenStream`, consider using `proc_macro::TokenStream::new` which returns `proc_macro::TokenStream`
[INFO] [stdout]   --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/proc_macro/src/lib.rs:155:5
[INFO] [stdout] help: there is a method `is_empty` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 17 |         TokenStream(proc_macro::TokenStream::is_empty())
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `proc_macro_def_site`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:230:14
[INFO] [stdout]     |
[INFO] [stdout] 230 |         Span(proc_macro::Span::def_site())
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #54724 <https://github.com/rust-lang/rust/issues/54724> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `float` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:319:38
[INFO] [stdout]     |
[INFO] [stdout] 319 |         Literal(proc_macro::Literal::float(s))
[INFO] [stdout]     |                                      ^^^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `proc_macro::Literal` consider using one of the following associated functions:
[INFO] [stdout]       proc_macro::Literal::u8_suffixed
[INFO] [stdout]       proc_macro::Literal::u16_suffixed
[INFO] [stdout]       proc_macro::Literal::u32_suffixed
[INFO] [stdout]       proc_macro::Literal::u64_suffixed
[INFO] [stdout]       and 29 others
[INFO] [stdout]    --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/proc_macro/src/lib.rs:1187:5
[INFO] [stdout]     = note: this error originates in the macro `suffixed_int_literals` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `integer` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:323:38
[INFO] [stdout]     |
[INFO] [stdout] 323 |         Literal(proc_macro::Literal::integer(s.into()))
[INFO] [stdout]     |                                      ^^^^^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `proc_macro::Literal` consider using one of the following associated functions:
[INFO] [stdout]       proc_macro::Literal::u8_suffixed
[INFO] [stdout]       proc_macro::Literal::u16_suffixed
[INFO] [stdout]       proc_macro::Literal::u32_suffixed
[INFO] [stdout]       proc_macro::Literal::u64_suffixed
[INFO] [stdout]       and 29 others
[INFO] [stdout]    --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/proc_macro/src/lib.rs:1187:5
[INFO] [stdout]     = note: this error originates in the macro `suffixed_int_literals` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `kind` on type `proc_macro::TokenTree`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:361:46
[INFO] [stdout]     |
[INFO] [stdout] 361 |     match stream.into_iter().next().unwrap().kind {
[INFO] [stdout]     |                                              ^^^^ unknown field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `u8` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:378:5
[INFO] [stdout]     |
[INFO] [stdout] 369 |         impl From<$t> for Literal {
[INFO] [stdout]     |                   -- due to this macro variable
[INFO] [stdout] ...
[INFO] [stdout] 378 |     u8, u16, u32, u64, usize,
[INFO] [stdout]     |     ^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `proc_macro::Literal` consider using one of the following associated functions:
[INFO] [stdout]       proc_macro::Literal::u8_suffixed
[INFO] [stdout]       proc_macro::Literal::u16_suffixed
[INFO] [stdout]       proc_macro::Literal::u32_suffixed
[INFO] [stdout]       proc_macro::Literal::u64_suffixed
[INFO] [stdout]       and 29 others
[INFO] [stdout]    --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/proc_macro/src/lib.rs:1187:5
[INFO] [stdout]     = note: this error originates in the macro `suffixed_int_literals` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `u16` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:378:9
[INFO] [stdout]     |
[INFO] [stdout] 369 |         impl From<$t> for Literal {
[INFO] [stdout]     |                   -- due to this macro variable
[INFO] [stdout] ...
[INFO] [stdout] 378 |     u8, u16, u32, u64, usize,
[INFO] [stdout]     |         ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `proc_macro::Literal` consider using one of the following associated functions:
[INFO] [stdout]       proc_macro::Literal::u8_suffixed
[INFO] [stdout]       proc_macro::Literal::u16_suffixed
[INFO] [stdout]       proc_macro::Literal::u32_suffixed
[INFO] [stdout]       proc_macro::Literal::u64_suffixed
[INFO] [stdout]       and 29 others
[INFO] [stdout]    --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/proc_macro/src/lib.rs:1187:5
[INFO] [stdout]     = note: this error originates in the macro `suffixed_int_literals` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `u32` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:378:14
[INFO] [stdout]     |
[INFO] [stdout] 369 |         impl From<$t> for Literal {
[INFO] [stdout]     |                   -- due to this macro variable
[INFO] [stdout] ...
[INFO] [stdout] 378 |     u8, u16, u32, u64, usize,
[INFO] [stdout]     |              ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `proc_macro::Literal` consider using one of the following associated functions:
[INFO] [stdout]       proc_macro::Literal::u8_suffixed
[INFO] [stdout]       proc_macro::Literal::u16_suffixed
[INFO] [stdout]       proc_macro::Literal::u32_suffixed
[INFO] [stdout]       proc_macro::Literal::u64_suffixed
[INFO] [stdout]       and 29 others
[INFO] [stdout]    --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/proc_macro/src/lib.rs:1187:5
[INFO] [stdout]     = note: this error originates in the macro `suffixed_int_literals` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `u64` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:378:19
[INFO] [stdout]     |
[INFO] [stdout] 369 |         impl From<$t> for Literal {
[INFO] [stdout]     |                   -- due to this macro variable
[INFO] [stdout] ...
[INFO] [stdout] 378 |     u8, u16, u32, u64, usize,
[INFO] [stdout]     |                   ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `proc_macro::Literal` consider using one of the following associated functions:
[INFO] [stdout]       proc_macro::Literal::u8_suffixed
[INFO] [stdout]       proc_macro::Literal::u16_suffixed
[INFO] [stdout]       proc_macro::Literal::u32_suffixed
[INFO] [stdout]       proc_macro::Literal::u64_suffixed
[INFO] [stdout]       and 29 others
[INFO] [stdout]    --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/proc_macro/src/lib.rs:1187:5
[INFO] [stdout]     = note: this error originates in the macro `suffixed_int_literals` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `usize` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:378:24
[INFO] [stdout]     |
[INFO] [stdout] 369 |         impl From<$t> for Literal {
[INFO] [stdout]     |                   -- due to this macro variable
[INFO] [stdout] ...
[INFO] [stdout] 378 |     u8, u16, u32, u64, usize,
[INFO] [stdout]     |                        ^^^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `proc_macro::Literal` consider using one of the following associated functions:
[INFO] [stdout]       proc_macro::Literal::u8_suffixed
[INFO] [stdout]       proc_macro::Literal::u16_suffixed
[INFO] [stdout]       proc_macro::Literal::u32_suffixed
[INFO] [stdout]       proc_macro::Literal::u64_suffixed
[INFO] [stdout]       and 29 others
[INFO] [stdout]    --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/proc_macro/src/lib.rs:1187:5
[INFO] [stdout]     = note: this error originates in the macro `suffixed_int_literals` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `i8` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:379:5
[INFO] [stdout]     |
[INFO] [stdout] 369 |         impl From<$t> for Literal {
[INFO] [stdout]     |                   -- due to this macro variable
[INFO] [stdout] ...
[INFO] [stdout] 379 |     i8, i16, i32, i64, isize,
[INFO] [stdout]     |     ^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `proc_macro::Literal` consider using one of the following associated functions:
[INFO] [stdout]       proc_macro::Literal::u8_suffixed
[INFO] [stdout]       proc_macro::Literal::u16_suffixed
[INFO] [stdout]       proc_macro::Literal::u32_suffixed
[INFO] [stdout]       proc_macro::Literal::u64_suffixed
[INFO] [stdout]       and 29 others
[INFO] [stdout]    --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/proc_macro/src/lib.rs:1187:5
[INFO] [stdout]     = note: this error originates in the macro `suffixed_int_literals` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `i16` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:379:9
[INFO] [stdout]     |
[INFO] [stdout] 369 |         impl From<$t> for Literal {
[INFO] [stdout]     |                   -- due to this macro variable
[INFO] [stdout] ...
[INFO] [stdout] 379 |     i8, i16, i32, i64, isize,
[INFO] [stdout]     |         ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `proc_macro::Literal` consider using one of the following associated functions:
[INFO] [stdout]       proc_macro::Literal::u8_suffixed
[INFO] [stdout]       proc_macro::Literal::u16_suffixed
[INFO] [stdout]       proc_macro::Literal::u32_suffixed
[INFO] [stdout]       proc_macro::Literal::u64_suffixed
[INFO] [stdout]       and 29 others
[INFO] [stdout]    --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/proc_macro/src/lib.rs:1187:5
[INFO] [stdout]     = note: this error originates in the macro `suffixed_int_literals` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `i32` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:379:14
[INFO] [stdout]     |
[INFO] [stdout] 369 |         impl From<$t> for Literal {
[INFO] [stdout]     |                   -- due to this macro variable
[INFO] [stdout] ...
[INFO] [stdout] 379 |     i8, i16, i32, i64, isize,
[INFO] [stdout]     |              ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `proc_macro::Literal` consider using one of the following associated functions:
[INFO] [stdout]       proc_macro::Literal::u8_suffixed
[INFO] [stdout]       proc_macro::Literal::u16_suffixed
[INFO] [stdout]       proc_macro::Literal::u32_suffixed
[INFO] [stdout]       proc_macro::Literal::u64_suffixed
[INFO] [stdout]       and 29 others
[INFO] [stdout]    --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/proc_macro/src/lib.rs:1187:5
[INFO] [stdout]     = note: this error originates in the macro `suffixed_int_literals` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `i64` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:379:19
[INFO] [stdout]     |
[INFO] [stdout] 369 |         impl From<$t> for Literal {
[INFO] [stdout]     |                   -- due to this macro variable
[INFO] [stdout] ...
[INFO] [stdout] 379 |     i8, i16, i32, i64, isize,
[INFO] [stdout]     |                   ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `proc_macro::Literal` consider using one of the following associated functions:
[INFO] [stdout]       proc_macro::Literal::u8_suffixed
[INFO] [stdout]       proc_macro::Literal::u16_suffixed
[INFO] [stdout]       proc_macro::Literal::u32_suffixed
[INFO] [stdout]       proc_macro::Literal::u64_suffixed
[INFO] [stdout]       and 29 others
[INFO] [stdout]    --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/proc_macro/src/lib.rs:1187:5
[INFO] [stdout]     = note: this error originates in the macro `suffixed_int_literals` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `isize` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:379:24
[INFO] [stdout]     |
[INFO] [stdout] 369 |         impl From<$t> for Literal {
[INFO] [stdout]     |                   -- due to this macro variable
[INFO] [stdout] ...
[INFO] [stdout] 379 |     i8, i16, i32, i64, isize,
[INFO] [stdout]     |                        ^^^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `proc_macro::Literal` consider using one of the following associated functions:
[INFO] [stdout]       proc_macro::Literal::u8_suffixed
[INFO] [stdout]       proc_macro::Literal::u16_suffixed
[INFO] [stdout]       proc_macro::Literal::u32_suffixed
[INFO] [stdout]       proc_macro::Literal::u64_suffixed
[INFO] [stdout]       and 29 others
[INFO] [stdout]    --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/proc_macro/src/lib.rs:1187:5
[INFO] [stdout]     = note: this error originates in the macro `suffixed_int_literals` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `f32` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:393:5
[INFO] [stdout]     |
[INFO] [stdout] 384 |         impl From<$t> for Literal {
[INFO] [stdout]     |                   -- due to this macro variable
[INFO] [stdout] ...
[INFO] [stdout] 393 |     f32, f64,
[INFO] [stdout]     |     ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `proc_macro::Literal` consider using one of the following associated functions:
[INFO] [stdout]       proc_macro::Literal::u8_suffixed
[INFO] [stdout]       proc_macro::Literal::u16_suffixed
[INFO] [stdout]       proc_macro::Literal::u32_suffixed
[INFO] [stdout]       proc_macro::Literal::u64_suffixed
[INFO] [stdout]       and 29 others
[INFO] [stdout]    --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/proc_macro/src/lib.rs:1187:5
[INFO] [stdout]     = note: this error originates in the macro `suffixed_int_literals` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `f64` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.2.3/src/unstable.rs:393:10
[INFO] [stdout]     |
[INFO] [stdout] 384 |         impl From<$t> for Literal {
[INFO] [stdout]     |                   -- due to this macro variable
[INFO] [stdout] ...
[INFO] [stdout] 393 |     f32, f64,
[INFO] [stdout]     |          ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `proc_macro::Literal` consider using one of the following associated functions:
[INFO] [stdout]       proc_macro::Literal::u8_suffixed
[INFO] [stdout]       proc_macro::Literal::u16_suffixed
[INFO] [stdout]       proc_macro::Literal::u32_suffixed
[INFO] [stdout]       proc_macro::Literal::u64_suffixed
[INFO] [stdout]       and 29 others
[INFO] [stdout]    --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/proc_macro/src/lib.rs:1187:5
[INFO] [stdout]     = note: this error originates in the macro `suffixed_int_literals` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433, E0554, E0574, E0599, E0609, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 31 previous errors
[INFO] running `Command { std: "docker" "inspect" "aa4e518ff6295e5f182d61942ea6f57c54275f3f2231dbd60bc17e239feb9d0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa4e518ff6295e5f182d61942ea6f57c54275f3f2231dbd60bc17e239feb9d0f", kill_on_drop: false }`
[INFO] [stdout] aa4e518ff6295e5f182d61942ea6f57c54275f3f2231dbd60bc17e239feb9d0f
