[INFO] cloning repository https://github.com/CloneRob/PL-0-Compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CloneRob/PL-0-Compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCloneRob%2FPL-0-Compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCloneRob%2FPL-0-Compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 87e0fdfe3c0d347cdb9cf3c835ab98df96a99b91
[INFO] checking CloneRob/PL-0-Compiler against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCloneRob%2FPL-0-Compiler" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CloneRob/PL-0-Compiler on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CloneRob/PL-0-Compiler
[INFO] finished tweaking git repo https://github.com/CloneRob/PL-0-Compiler
[INFO] tweaked toml for git repo https://github.com/CloneRob/PL-0-Compiler written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/CloneRob/PL-0-Compiler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdaaf55c2135ea8a368331e5c28821c9192f93b4b7eaaac9a6f19328d4344aa2
[INFO] running `Command { std: "docker" "start" "-a" "bdaaf55c2135ea8a368331e5c28821c9192f93b4b7eaaac9a6f19328d4344aa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdaaf55c2135ea8a368331e5c28821c9192f93b4b7eaaac9a6f19328d4344aa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdaaf55c2135ea8a368331e5c28821c9192f93b4b7eaaac9a6f19328d4344aa2", kill_on_drop: false }`
[INFO] [stdout] bdaaf55c2135ea8a368331e5c28821c9192f93b4b7eaaac9a6f19328d4344aa2
[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=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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 160b47929f6c16be8b13b29a59ba92d3bf7a6baca956b4d649043e517f2f3c48
[INFO] running `Command { std: "docker" "start" "-a" "160b47929f6c16be8b13b29a59ba92d3bf7a6baca956b4d649043e517f2f3c48", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling libc v0.2.10
[INFO] [stderr]    Compiling winapi v0.2.6
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.3.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling aho-corasick v0.5.1
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.5
[INFO] [stderr]     Checking regex v0.1.68
[INFO] [stderr]    Compiling regex_macros v0.1.35
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(plugin_registrar, quote, rustc_private)]
[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] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(plugin_registrar, quote, rustc_private)]
[INFO] [stdout]    |                              ^^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `rustc_plugin`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | extern crate rustc_plugin;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | extern crate syntax;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `plugin_registrar` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:43:3
[INFO] [stdout]    |
[INFO] [stdout] 43 | #[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]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:118:21
[INFO] [stdout]     |
[INFO] [stdout] 118 |                     quote_expr!(cx, Some($name))
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:132:21
[INFO] [stdout]     |
[INFO] [stdout] 132 |                     quote_expr!(cx, ($name, $group_idx))
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:141:9
[INFO] [stdout]     |
[INFO] [stdout] 141 |         quote_expr!(self.cx, {
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:351:29
[INFO] [stdout]     |
[INFO] [stdout] 351 | ...                   quote_expr!(self.cx, {
[INFO] [stdout]     |                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:359:29
[INFO] [stdout]     |
[INFO] [stdout] 359 | ...                   quote_expr!(self.cx, {
[INFO] [stdout]     |                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:366:29
[INFO] [stdout]     |
[INFO] [stdout] 366 | ...                   quote_expr!(self.cx, {
[INFO] [stdout]     |                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:374:29
[INFO] [stdout]     |
[INFO] [stdout] 374 | ...                   quote_expr!(self.cx, {
[INFO] [stdout]     |                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:383:33
[INFO] [stdout]     |
[INFO] [stdout] 383 | ...                   quote_expr!(self.cx, { w1 ^ w2 })
[INFO] [stdout]     |                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:385:33
[INFO] [stdout]     |
[INFO] [stdout] 385 | ...                   quote_expr!(self.cx, { !(w1 ^ w2) })
[INFO] [stdout]     |                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:387:29
[INFO] [stdout]     |
[INFO] [stdout] 387 | ...                   quote_expr!(self.cx, {
[INFO] [stdout]     |                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:405:21
[INFO] [stdout]     |
[INFO] [stdout] 405 |                     quote_expr!(self.cx, {
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:418:21
[INFO] [stdout]     |
[INFO] [stdout] 418 |                     quote_expr!(self.cx, {
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:424:22
[INFO] [stdout]     |
[INFO] [stdout] 424 |                 _ => quote_expr!(self.cx, {
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:441:35
[INFO] [stdout]     |
[INFO] [stdout] 441 |                 Inst::Match(_) => quote_expr!(self.cx, {
[INFO] [stdout]     |                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:450:21
[INFO] [stdout]     |
[INFO] [stdout] 450 |                     quote_expr!(self.cx, {
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:460:21
[INFO] [stdout]     |
[INFO] [stdout] 460 |                     quote_expr!(self.cx, {
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:471:22
[INFO] [stdout]     |
[INFO] [stdout] 471 |                 _ => quote_expr!(self.cx, { return false; }),
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:486:21
[INFO] [stdout]     |
[INFO] [stdout] 486 |                     quote_expr!(self.cx, $start), quote_expr!(self.cx, $end)));
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:486:51
[INFO] [stdout]     |
[INFO] [stdout] 486 |                     quote_expr!(self.cx, $start), quote_expr!(self.cx, $end)));
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:487:45
[INFO] [stdout]     |
[INFO] [stdout] 487 |             self.cx.arm(self.sp, vec!(pat), quote_expr!(self.cx, true))
[INFO] [stdout]     |                                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:490:38
[INFO] [stdout]     |
[INFO] [stdout] 490 |         arms.push(self.wild_arm_expr(quote_expr!(self.cx, false)));
[INFO] [stdout]     |                                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:491:24
[INFO] [stdout]     |
[INFO] [stdout] 491 |         let match_on = quote_expr!(self.cx, c);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:524:37
[INFO] [stdout]     |
[INFO] [stdout] 524 |         self.cx.expr_match(self.sp, quote_expr!(self.cx, pc), arms)
[INFO] [stdout]     |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:528:9
[INFO] [stdout]     |
[INFO] [stdout] 528 |         quote_expr!(self.cx, {})
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `quote_expr` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex_macros-0.1.35/src/lib.rs:534:47
[INFO] [stdout]     |
[INFO] [stdout] 534 |         let pc_pat = self.cx.pat_lit(self.sp, quote_expr!(self.cx, $pc));
[INFO] [stdout]     |                                               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 30 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0463, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex_macros` (lib) due to 31 previous errors
[INFO] running `Command { std: "docker" "inspect" "160b47929f6c16be8b13b29a59ba92d3bf7a6baca956b4d649043e517f2f3c48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "160b47929f6c16be8b13b29a59ba92d3bf7a6baca956b4d649043e517f2f3c48", kill_on_drop: false }`
[INFO] [stdout] 160b47929f6c16be8b13b29a59ba92d3bf7a6baca956b4d649043e517f2f3c48
