[INFO] cloning repository https://github.com/fee1-dead/mir2c
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fee1-dead/mir2c" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffee1-dead%2Fmir2c", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffee1-dead%2Fmir2c'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4bccb0c19de6ee7f5cc721acdfa815348af8d96
[INFO] documenting fee1-dead/mir2c against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffee1-dead%2Fmir2c" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fee1-dead/mir2c on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/fee1-dead/mir2c
[INFO] finished tweaking git repo https://github.com/fee1-dead/mir2c
[INFO] tweaked toml for git repo https://github.com/fee1-dead/mir2c written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/fee1-dead/mir2c already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc_tools_util v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ef91f08e03f24dcd6df5e5de9bdb07bd109fd5348cd1360359d19f80c61ae16
[INFO] running `Command { std: "docker" "start" "-a" "4ef91f08e03f24dcd6df5e5de9bdb07bd109fd5348cd1360359d19f80c61ae16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ef91f08e03f24dcd6df5e5de9bdb07bd109fd5348cd1360359d19f80c61ae16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ef91f08e03f24dcd6df5e5de9bdb07bd109fd5348cd1360359d19f80c61ae16", kill_on_drop: false }`
[INFO] [stdout] 4ef91f08e03f24dcd6df5e5de9bdb07bd109fd5348cd1360359d19f80c61ae16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96590207d947884c210f3c673b49b1d0fe48833a64dd3e7f2e4972143c3bcd84
[INFO] running `Command { std: "docker" "start" "-a" "96590207d947884c210f3c673b49b1d0fe48833a64dd3e7f2e4972143c3bcd84", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc_tools_util v0.2.0
[INFO] [stderr]  Documenting mir2c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `rustc_const_eval`
[INFO] [stdout]   --> src/main.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | extern crate rustc_const_eval;
[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 `rustc_data_structures`
[INFO] [stdout]   --> src/main.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | extern crate rustc_data_structures;
[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 `rustc_driver`
[INFO] [stdout]   --> src/main.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | extern crate rustc_driver;
[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 `rustc_interface`
[INFO] [stdout]   --> src/main.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | extern crate rustc_interface;
[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 `rustc_middle`
[INFO] [stdout]   --> src/main.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | extern crate rustc_middle;
[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 `rustc_span`
[INFO] [stdout]   --> src/main.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | extern crate rustc_span;
[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 `rustc_target`
[INFO] [stdout]   --> src/main.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | extern crate rustc_target;
[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[E0433]: failed to resolve: use of undeclared crate or module `mir`
[INFO] [stdout]   --> src/main.rs:54:49
[INFO] [stdout]    |
[INFO] [stdout] 54 | struct DumpMirGuard<'a, 'tcx>(TyCtxt<'tcx>, &'a mir::Body<'tcx>);
[INFO] [stdout]    |                                                 ^^^ use of undeclared crate or module `mir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ty`
[INFO] [stdout]    --> src/main.rs:162:33
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn konst(&mut self, konst: &ty::Const<'tcx>) {
[INFO] [stdout]     |                                 ^^ use of undeclared crate or module `ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `mir`
[INFO] [stdout]    --> src/main.rs:229:32
[INFO] [stdout]     |
[INFO] [stdout] 229 |     fn rvalue(&mut self, mir: &mir::Body<'tcx>, rvalue: &Rvalue<'tcx>) {
[INFO] [stdout]     |                                ^^^ use of undeclared crate or module `mir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `mir`
[INFO] [stdout]    --> src/main.rs:290:72
[INFO] [stdout]     |
[INFO] [stdout] 290 |     fn instance_header(&mut self, instance: &Instance<'tcx>) -> Option<mir::Body<'tcx>> {
[INFO] [stdout]     |                                                                        ^^^ use of undeclared crate or module `mir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `mir`
[INFO] [stdout]    --> src/main.rs:323:36
[INFO] [stdout]     |
[INFO] [stdout] 323 |     fn terminator(&mut self, mir: &mir::Body<'tcx>, terminator: &Terminator<'tcx>) {
[INFO] [stdout]     |                                    ^^^ use of undeclared crate or module `mir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TyCtxt` in this scope
[INFO] [stdout]   --> src/main.rs:46:10
[INFO] [stdout]    |
[INFO] [stdout] 46 |     tcx: TyCtxt<'tcx>,
[INFO] [stdout]    |          ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `FxIndexMap` in this scope
[INFO] [stdout]   --> src/main.rs:48:23
[INFO] [stdout]    |
[INFO] [stdout] 48 |     types_to_compute: FxIndexMap<Ty<'tcx>, usize>,
[INFO] [stdout]    |                       ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Ty` in this scope
[INFO] [stdout]   --> src/main.rs:48:34
[INFO] [stdout]    |
[INFO] [stdout] 48 |     types_to_compute: FxIndexMap<Ty<'tcx>, usize>,
[INFO] [stdout]    |                                  ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TyCtxt` in this scope
[INFO] [stdout]   --> src/main.rs:54:31
[INFO] [stdout]    |
[INFO] [stdout] 54 | struct DumpMirGuard<'a, 'tcx>(TyCtxt<'tcx>, &'a mir::Body<'tcx>);
[INFO] [stdout]    |                               ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TyCtxt` in this scope
[INFO] [stdout]   --> src/main.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn new(tcx: TyCtxt<'tcx>) -> Self {
[INFO] [stdout]    |                 ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Ty` in this scope
[INFO] [stdout]    --> src/main.rs:120:33
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn n_of_ty(&mut self, elem: Ty<'tcx>) -> usize {
[INFO] [stdout]     |                                 ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Ty` in this scope
[INFO] [stdout]    --> src/main.rs:129:26
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn ty(&mut self, ty: Ty<'tcx>) -> Cow<'static, str> {
[INFO] [stdout]     |                          ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Operand` in this scope
[INFO] [stdout]    --> src/main.rs:207:32
[INFO] [stdout]     |
[INFO] [stdout] 207 |     fn operand(&mut self, op: &Operand<'tcx>) {
[INFO] [stdout]     |                                ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Rvalue` in this scope
[INFO] [stdout]    --> src/main.rs:229:58
[INFO] [stdout]     |
[INFO] [stdout] 229 |     fn rvalue(&mut self, mir: &mir::Body<'tcx>, rvalue: &Rvalue<'tcx>) {
[INFO] [stdout]     |                                                          ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Instance` in this scope
[INFO] [stdout]    --> src/main.rs:290:46
[INFO] [stdout]     |
[INFO] [stdout] 290 |     fn instance_header(&mut self, instance: &Instance<'tcx>) -> Option<mir::Body<'tcx>> {
[INFO] [stdout]     |                                              ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Terminator` in this scope
[INFO] [stdout]    --> src/main.rs:323:66
[INFO] [stdout]     |
[INFO] [stdout] 323 |     fn terminator(&mut self, mir: &mir::Body<'tcx>, terminator: &Terminator<'tcx>) {
[INFO] [stdout]     |                                                                  ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Instance` in this scope
[INFO] [stdout]    --> src/main.rs:408:39
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn instance(&mut self, instance: &Instance<'tcx>) {
[INFO] [stdout]     |                                       ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `MonoItem` in this scope
[INFO] [stdout]    --> src/main.rs:453:36
[INFO] [stdout]     |
[INFO] [stdout] 453 |     fn prototype(&mut self, item: &MonoItem<'tcx>) {
[INFO] [stdout]     |                                    ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `MonoItem` in this scope
[INFO] [stdout]    --> src/main.rs:462:33
[INFO] [stdout]     |
[INFO] [stdout] 462 |     fn define(&mut self, item: &MonoItem<'tcx>) {
[INFO] [stdout]     |                                 ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Callbacks` in this scope
[INFO] [stdout]    --> src/main.rs:490:6
[INFO] [stdout]     |
[INFO] [stdout] 490 | impl Callbacks for Mir2c {
[INFO] [stdout]     |      ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Compiler` in this scope
[INFO] [stdout]    --> src/main.rs:493:21
[INFO] [stdout]     |
[INFO] [stdout] 493 |         _compiler: &Compiler,
[INFO] [stdout]     |                     ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Queries` in this scope
[INFO] [stdout]    --> src/main.rs:494:24
[INFO] [stdout]     |
[INFO] [stdout] 494 |         queries: &'tcx Queries<'tcx>,
[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/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(rustc_private)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(if_let_guard)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(let_else)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 34 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0433, E0463, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `mir2c`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name mir2c src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=4ab90a610d9bc7cd -L dependency=/opt/rustwide/target/debug/deps --extern rustc_tools_util=/opt/rustwide/target/debug/deps/librustc_tools_util-498e4c457b33b7e1.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "96590207d947884c210f3c673b49b1d0fe48833a64dd3e7f2e4972143c3bcd84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96590207d947884c210f3c673b49b1d0fe48833a64dd3e7f2e4972143c3bcd84", kill_on_drop: false }`
[INFO] [stdout] 96590207d947884c210f3c673b49b1d0fe48833a64dd3e7f2e4972143c3bcd84