[INFO] fetching crate fractran_macros 0.1.5...
[INFO] testing fractran_macros-0.1.5 against 1.60.0 for beta-1.61-1
[INFO] extracting crate fractran_macros 0.1.5 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate fractran_macros 0.1.5 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fractran_macros 0.1.5
[INFO] finished tweaking crates.io crate fractran_macros 0.1.5
[INFO] tweaked toml for crates.io crate fractran_macros 0.1.5 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slow_primes v0.1.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 953d04d675491854bce13716e82877e93f4a49c8777fddbc70e03c50f61e1810
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "953d04d675491854bce13716e82877e93f4a49c8777fddbc70e03c50f61e1810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "953d04d675491854bce13716e82877e93f4a49c8777fddbc70e03c50f61e1810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "953d04d675491854bce13716e82877e93f4a49c8777fddbc70e03c50f61e1810", kill_on_drop: false }`
[INFO] [stdout] 953d04d675491854bce13716e82877e93f4a49c8777fddbc70e03c50f61e1810
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f184ab69d6078d6249cd7a9435efda77bcf08c8ad097658627e2b0e8c97c75d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9f184ab69d6078d6249cd7a9435efda77bcf08c8ad097658627e2b0e8c97c75d", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling slow_primes v0.1.14
[INFO] [stderr]    Compiling fractran_macros v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(quote, plugin_registrar, rustc_private, core)]
[INFO] [stdout]   |            ^^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(quote, plugin_registrar, rustc_private, core)]
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: a __rustc_plugin_registrar symbol must now be defined instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `unsigned_negation` has been removed: replaced by negate_unsigned feature gate
[INFO] [stdout]    --> src/lib.rs:226:13
[INFO] [stdout]     |
[INFO] [stdout] 226 |     #[allow(unsigned_negation)]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate syntax;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0462]: found staticlib `rustc` instead of rlib or dylib
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | extern crate rustc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: please recompile that crate using --crate-type lib
[INFO] [stdout]   = note: the following crate versions were found:
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-stable_rt.tsan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-stable_rt.msan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-stable_rt.asan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-stable_rt.lsan.a
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `plugin_registrar` in this scope
[INFO] [stdout]   --> src/lib.rs:21:3
[INFO] [stdout]    |
[INFO] [stdout] 21 | #[plugin_registrar]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `plugin_registrar` is in scope, but it is a function, not an attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]   --> src/lib.rs:37:20
[INFO] [stdout]    |
[INFO] [stdout] 37 |     MacEager::expr(quote_expr!(cx, {
[INFO] [stdout]    |                    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> src/lib.rs:175:16
[INFO] [stdout]     |
[INFO] [stdout] 175 |     let regs = quote_expr!(cx, self._regs);
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> src/lib.rs:181:22
[INFO] [stdout]     |
[INFO] [stdout] 181 |     let mut states = quote_expr!(cx, { return None });
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> src/lib.rs:202:9
[INFO] [stdout]     |
[INFO] [stdout] 202 |         quote_expr!(&*self.cx, $regs[$reg] >= $thresh )
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> src/lib.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |         quote_expr!(&*self.cx, $regs[$reg] += $amt)
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> src/lib.rs:212:9
[INFO] [stdout]     |
[INFO] [stdout] 212 |         quote_expr!(&*self.cx, $regs[$reg] -= $amt)
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `codemap`
[INFO] [stdout]   --> src/lib.rs:26:35
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn fractran(cx: &mut ExtCtxt, sp: codemap::Span, tts: &[ast::TokenTree]) -> Box<MacResult+'static> {
[INFO] [stdout]    |                                   ^^^^^^^ use of undeclared crate or module `codemap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]   --> src/lib.rs:26:57
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn fractran(cx: &mut ExtCtxt, sp: codemap::Span, tts: &[ast::TokenTree]) -> Box<MacResult+'static> {
[INFO] [stdout]    |                                                         ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `base`
[INFO] [stdout]   --> src/lib.rs:27:23
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let exprs = match base::get_exprs_from_tts(cx, sp, tts)
[INFO] [stdout]    |                       ^^^^ use of undeclared crate or module `base`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DummyResult`
[INFO] [stdout]   --> src/lib.rs:29:24
[INFO] [stdout]    |
[INFO] [stdout] 29 |         None => return DummyResult::expr(sp),
[INFO] [stdout]    |                        ^^^^^^^^^^^ use of undeclared type `DummyResult`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `MacEager`
[INFO] [stdout]   --> src/lib.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     MacEager::expr(quote_expr!(cx, {
[INFO] [stdout]    |     ^^^^^^^^ use of undeclared type `MacEager`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ptr`
[INFO] [stdout]   --> src/lib.rs:78:45
[INFO] [stdout]    |
[INFO] [stdout] 78 | fn extract_exprs(cx: &mut ExtCtxt, exprs: &[ptr::P<ast::Expr>]) -> Option<Vec<Fract<Vec<usize>>>> {
[INFO] [stdout]    |                                             ^^^ use of undeclared crate or module `ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]   --> src/lib.rs:78:52
[INFO] [stdout]    |
[INFO] [stdout] 78 | fn extract_exprs(cx: &mut ExtCtxt, exprs: &[ptr::P<ast::Expr>]) -> Option<Vec<Fract<Vec<usize>>>> {
[INFO] [stdout]    |                                                    ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]   --> src/lib.rs:82:42
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn extract_expr(cx: &mut ExtCtxt, expr: &ast::Expr) -> Option<Fract<Vec<usize>>> {
[INFO] [stdout]    |                                          ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]   --> src/lib.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         ast::ExprLit(ref lit) => {
[INFO] [stdout]    |         ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]   --> src/lib.rs:86:17
[INFO] [stdout]    |
[INFO] [stdout] 86 |                 ast::LitInt(x, _) => Some(Fract { numer: vec![x as usize], denom: vec![1] }),
[INFO] [stdout]    |                 ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]   --> src/lib.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |         ast::ExprBinary(op, ref l, ref r) => match op.node {
[INFO] [stdout]    |         ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]   --> src/lib.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |             ast::BiAdd => {
[INFO] [stdout]    |             ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]    --> src/lib.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |             ast::BiMul => {
[INFO] [stdout]     |             ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]    --> src/lib.rs:119:13
[INFO] [stdout]     |
[INFO] [stdout] 119 |             ast::BiDiv => {
[INFO] [stdout]     |             ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]    --> src/lib.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |             ast::BiBitXor => {
[INFO] [stdout]     |             ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]    --> src/lib.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |         ast::ExprParen(ref e) => extract_expr(cx, &**e),
[INFO] [stdout]     |         ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `codemap`
[INFO] [stdout]    --> src/lib.rs:167:39
[INFO] [stdout]     |
[INFO] [stdout] 167 | fn construct_states(cx: &ExtCtxt, sp: codemap::Span,
[INFO] [stdout]     |                                       ^^^^^^^ use of undeclared crate or module `codemap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ptr`
[INFO] [stdout]    --> src/lib.rs:169:64
[INFO] [stdout]     |
[INFO] [stdout] 169 | ...                   Fract<Vec<usize>>)]) -> (usize, ptr::P<ast::Expr>) {
[INFO] [stdout]     |                                                       ^^^ use of undeclared crate or module `ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]    --> src/lib.rs:169:71
[INFO] [stdout]     |
[INFO] [stdout] 169 | ...                   Fract<Vec<usize>>)]) -> (usize, ptr::P<ast::Expr>) {
[INFO] [stdout]     |                                                              ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]    --> src/lib.rs:186:30
[INFO] [stdout]     |
[INFO] [stdout] 186 |         states = cx.expr(sp, ast::ExprIf(cond, exec, Some(states)));
[INFO] [stdout]     |                              ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `codemap`
[INFO] [stdout]    --> src/lib.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |     sp: codemap::Span,
[INFO] [stdout]     |         ^^^^^^^ use of undeclared crate or module `codemap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ptr`
[INFO] [stdout]    --> src/lib.rs:195:11
[INFO] [stdout]     |
[INFO] [stdout] 195 |     regs: ptr::P<ast::Expr>,
[INFO] [stdout]     |           ^^^ use of undeclared crate or module `ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]    --> src/lib.rs:195:18
[INFO] [stdout]     |
[INFO] [stdout] 195 |     regs: ptr::P<ast::Expr>,
[INFO] [stdout]     |                  ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ptr`
[INFO] [stdout]    --> src/lib.rs:199:55
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn check_reg(&self, reg: usize, thresh: usize) -> ptr::P<ast::Expr> {
[INFO] [stdout]     |                                                       ^^^ use of undeclared crate or module `ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]    --> src/lib.rs:199:62
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn check_reg(&self, reg: usize, thresh: usize) -> ptr::P<ast::Expr> {
[INFO] [stdout]     |                                                              ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ptr`
[INFO] [stdout]    --> src/lib.rs:204:49
[INFO] [stdout]     |
[INFO] [stdout] 204 |     fn up_reg(&self, reg: usize, amt: usize) -> ptr::P<ast::Expr> {
[INFO] [stdout]     |                                                 ^^^ use of undeclared crate or module `ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]    --> src/lib.rs:204:56
[INFO] [stdout]     |
[INFO] [stdout] 204 |     fn up_reg(&self, reg: usize, amt: usize) -> ptr::P<ast::Expr> {
[INFO] [stdout]     |                                                        ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ptr`
[INFO] [stdout]    --> src/lib.rs:209:51
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn down_reg(&self, reg: usize, amt: usize) -> ptr::P<ast::Expr> {
[INFO] [stdout]     |                                                   ^^^ use of undeclared crate or module `ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]    --> src/lib.rs:209:58
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn down_reg(&self, reg: usize, amt: usize) -> ptr::P<ast::Expr> {
[INFO] [stdout]     |                                                          ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ptr`
[INFO] [stdout]    --> src/lib.rs:215:47
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn check_regs(&self, values: &[usize]) -> ptr::P<ast::Expr> {
[INFO] [stdout]     |                                               ^^^ use of undeclared crate or module `ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]    --> src/lib.rs:215:54
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn check_regs(&self, values: &[usize]) -> ptr::P<ast::Expr> {
[INFO] [stdout]     |                                                      ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]    --> src/lib.rs:220:52
[INFO] [stdout]     |
[INFO] [stdout] 220 |                 res = self.cx.expr_binary(self.sp, ast::BiAnd,
[INFO] [stdout]     |                                                    ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ptr`
[INFO] [stdout]    --> src/lib.rs:227:68
[INFO] [stdout]     |
[INFO] [stdout] 227 |     fn step_regs(&self, increase: &[usize], decrease: &[usize]) -> ptr::P<ast::Block> {
[INFO] [stdout]     |                                                                    ^^^ use of undeclared crate or module `ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ast`
[INFO] [stdout]    --> src/lib.rs:227:75
[INFO] [stdout]     |
[INFO] [stdout] 227 |     fn step_regs(&self, increase: &[usize], decrease: &[usize]) -> ptr::P<ast::Block> {
[INFO] [stdout]     |                                                                           ^^^ use of undeclared crate or module `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Registry` in this scope
[INFO] [stdout]   --> src/lib.rs:23:41
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn plugin_registrar(registrar: &mut Registry) {
[INFO] [stdout]    |                                         ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `ExtCtxt` in this scope
[INFO] [stdout]   --> src/lib.rs:26:22
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn fractran(cx: &mut ExtCtxt, sp: codemap::Span, tts: &[ast::TokenTree]) -> Box<MacResult+'static> {
[INFO] [stdout]    |                      ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `MacResult` in this scope
[INFO] [stdout]   --> src/lib.rs:26:81
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn fractran(cx: &mut ExtCtxt, sp: codemap::Span, tts: &[ast::TokenTree]) -> Box<MacResult+'static> {
[INFO] [stdout]    |            - help: you might be missing a type parameter: `<MacResult>`         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `ExtCtxt` in this scope
[INFO] [stdout]   --> src/lib.rs:78:27
[INFO] [stdout]    |
[INFO] [stdout] 78 | fn extract_exprs(cx: &mut ExtCtxt, exprs: &[ptr::P<ast::Expr>]) -> Option<Vec<Fract<Vec<usize>>>> {
[INFO] [stdout]    |                           ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `ExtCtxt` in this scope
[INFO] [stdout]   --> src/lib.rs:82:26
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn extract_expr(cx: &mut ExtCtxt, expr: &ast::Expr) -> Option<Fract<Vec<usize>>> {
[INFO] [stdout]    |                          ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `ExtCtxt` in this scope
[INFO] [stdout]    --> src/lib.rs:167:26
[INFO] [stdout]     |
[INFO] [stdout] 167 | fn construct_states(cx: &ExtCtxt, sp: codemap::Span,
[INFO] [stdout]     |                          ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `ExtCtxt` in this scope
[INFO] [stdout]    --> src/lib.rs:193:13
[INFO] [stdout]     |
[INFO] [stdout] 193 |     cx: &'a ExtCtxt<'b>,
[INFO] [stdout]     |             ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(quote, plugin_registrar, rustc_private, core)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:26:81
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn fractran(cx: &mut ExtCtxt, sp: codemap::Span, tts: &[ast::TokenTree]) -> Box<MacResult+'static> {
[INFO] [stdout]    |                                                                                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 26 - fn fractran(cx: &mut ExtCtxt, sp: codemap::Span, tts: &[ast::TokenTree]) -> Box<MacResult+'static> {
[INFO] [stdout] 26 + fn fractran(cx: &mut ExtCtxt, sp: codemap::Span, tts: &[ast::TokenTree]) -> Box<dyn MacResult+'static> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 53 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0433, E0463, E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fractran_macros` due to 54 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9f184ab69d6078d6249cd7a9435efda77bcf08c8ad097658627e2b0e8c97c75d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f184ab69d6078d6249cd7a9435efda77bcf08c8ad097658627e2b0e8c97c75d", kill_on_drop: false }`
[INFO] [stdout] 9f184ab69d6078d6249cd7a9435efda77bcf08c8ad097658627e2b0e8c97c75d