[INFO] fetching crate rtk-rustc-driver 0.1.0...
[INFO] testing rtk-rustc-driver-0.1.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate rtk-rustc-driver 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rtk-rustc-driver 0.1.0
[INFO] finished tweaking crates.io crate rtk-rustc-driver 0.1.0
[INFO] tweaked toml for crates.io crate rtk-rustc-driver 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rtk-rustc-driver 0.1.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rtk-rustc-driver 0.1.0 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fbd3024f0a47cb37cb7ad5b29958aa7a0662f692578fb634b495701e28ab2c11
[INFO] running `Command { std: "docker" "start" "-a" "fbd3024f0a47cb37cb7ad5b29958aa7a0662f692578fb634b495701e28ab2c11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbd3024f0a47cb37cb7ad5b29958aa7a0662f692578fb634b495701e28ab2c11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbd3024f0a47cb37cb7ad5b29958aa7a0662f692578fb634b495701e28ab2c11", kill_on_drop: false }`
[INFO] [stdout] fbd3024f0a47cb37cb7ad5b29958aa7a0662f692578fb634b495701e28ab2c11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9744e2ef9057781e23f01dfe1b3b38324e42a5d04b0169f6a460624600124e6e
[INFO] running `Command { std: "docker" "start" "-a" "9744e2ef9057781e23f01dfe1b3b38324e42a5d04b0169f6a460624600124e6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling env_home v0.1.0
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rtk-lua-macros v0.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling lua-src v547.0.0
[INFO] [stderr]    Compiling which v7.0.3
[INFO] [stderr]    Compiling luajit-src v210.5.12+a4f56a4
[INFO] [stderr]    Compiling mlua-sys v0.6.8
[INFO] [stderr]    Compiling mlua v0.10.5
[INFO] [stderr]    Compiling rtk-lua v0.1.0
[INFO] [stderr]    Compiling rtk-rustc-driver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `either`
[INFO] [stdout]   --> src/main.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | extern crate either;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `itertools`
[INFO] [stdout]   --> src/main.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | extern crate itertools;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `parking_lot`
[INFO] [stdout]   --> src/main.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate parking_lot;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `rustc_ast`
[INFO] [stdout]   --> src/main.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate rustc_ast;
[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_ast_pretty`
[INFO] [stdout]   --> src/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | extern crate rustc_ast_pretty;
[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_codegen_ssa`
[INFO] [stdout]   --> src/main.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | extern crate rustc_codegen_ssa;
[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:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | 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:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | 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_error_codes`
[INFO] [stdout]   --> src/main.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | extern crate rustc_error_codes;
[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_errors`
[INFO] [stdout]   --> src/main.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | extern crate rustc_errors;
[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_hash`
[INFO] [stdout]   --> src/main.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | extern crate rustc_hash;
[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_hir`
[INFO] [stdout]   --> src/main.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | extern crate rustc_hir;
[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_hir_pretty`
[INFO] [stdout]   --> src/main.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | extern crate rustc_hir_pretty;
[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:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | 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_lexer`
[INFO] [stdout]   --> src/main.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | extern crate rustc_lexer;
[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_metadata`
[INFO] [stdout]   --> src/main.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | extern crate rustc_metadata;
[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:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | 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_serialize`
[INFO] [stdout]   --> src/main.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | extern crate rustc_serialize;
[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_session`
[INFO] [stdout]   --> src/main.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | extern crate rustc_session;
[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:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | 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:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | 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[E0463]: can't find crate for `rustc_type_ir`
[INFO] [stdout]   --> src/main.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | extern crate rustc_type_ir;
[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 `thin_vec`
[INFO] [stdout]   --> src/main.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | extern crate thin_vec;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]    --> src/rtk.rs:110:40
[INFO] [stdout]     |
[INFO] [stdout] 110 |             fn maybe_tcx(&mut self) -> Self::MaybeTyCtxt {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if there were a trait named `Example` with associated type `MaybeTyCtxt` implemented for `MCVisitor<'tcx>`, you could use the fully-qualified path
[INFO] [stdout]     |
[INFO] [stdout] 110 -             fn maybe_tcx(&mut self) -> Self::MaybeTyCtxt {
[INFO] [stdout] 110 +             fn maybe_tcx(&mut self) -> <MCVisitor<'tcx> as Example>::MaybeTyCtxt {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]    --> src/rtk.rs:136:73
[INFO] [stdout]     |
[INFO] [stdout] 136 |             fn visit_item(&mut self, i: &'tcx rustc_hir::Item<'tcx>) -> Self::Result {
[INFO] [stdout]     |                                                                         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if there were a trait named `Example` with associated type `Result` implemented for `TIVisitor<'tcx>`, you could use the fully-qualified path
[INFO] [stdout]     |
[INFO] [stdout] 136 -             fn visit_item(&mut self, i: &'tcx rustc_hir::Item<'tcx>) -> Self::Result {
[INFO] [stdout] 136 +             fn visit_item(&mut self, i: &'tcx rustc_hir::Item<'tcx>) -> <TIVisitor<'tcx> as Example>::Result {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]    --> src/rtk.rs:144:40
[INFO] [stdout]     |
[INFO] [stdout] 144 |             fn maybe_tcx(&mut self) -> Self::MaybeTyCtxt {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if there were a trait named `Example` with associated type `MaybeTyCtxt` implemented for `TIVisitor<'tcx>`, you could use the fully-qualified path
[INFO] [stdout]     |
[INFO] [stdout] 144 -             fn maybe_tcx(&mut self) -> Self::MaybeTyCtxt {
[INFO] [stdout] 144 +             fn maybe_tcx(&mut self) -> <TIVisitor<'tcx> as Example>::MaybeTyCtxt {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]    --> src/rtk.rs:170:73
[INFO] [stdout]     |
[INFO] [stdout] 170 |             fn visit_item(&mut self, i: &'tcx rustc_hir::Item<'tcx>) -> Self::Result {
[INFO] [stdout]     |                                                                         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if there were a trait named `Example` with associated type `Result` implemented for `FVisitor<'tcx>`, you could use the fully-qualified path
[INFO] [stdout]     |
[INFO] [stdout] 170 -             fn visit_item(&mut self, i: &'tcx rustc_hir::Item<'tcx>) -> Self::Result {
[INFO] [stdout] 170 +             fn visit_item(&mut self, i: &'tcx rustc_hir::Item<'tcx>) -> <FVisitor<'tcx> as Example>::Result {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]    --> src/rtk.rs:178:40
[INFO] [stdout]     |
[INFO] [stdout] 178 |             fn maybe_tcx(&mut self) -> Self::MaybeTyCtxt {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if there were a trait named `Example` with associated type `MaybeTyCtxt` implemented for `FVisitor<'tcx>`, you could use the fully-qualified path
[INFO] [stdout]     |
[INFO] [stdout] 178 -             fn maybe_tcx(&mut self) -> Self::MaybeTyCtxt {
[INFO] [stdout] 178 +             fn maybe_tcx(&mut self) -> <FVisitor<'tcx> as Example>::MaybeTyCtxt {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]    --> src/rtk.rs:212:40
[INFO] [stdout]     |
[INFO] [stdout] 212 |             fn maybe_tcx(&mut self) -> Self::MaybeTyCtxt {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if there were a trait named `Example` with associated type `MaybeTyCtxt` implemented for `FCVisitor<'tcx>`, you could use the fully-qualified path
[INFO] [stdout]     |
[INFO] [stdout] 212 -             fn maybe_tcx(&mut self) -> Self::MaybeTyCtxt {
[INFO] [stdout] 212 +             fn maybe_tcx(&mut self) -> <FCVisitor<'tcx> as Example>::MaybeTyCtxt {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0223, E0463.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0223`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rtk-rustc-driver` (bin "rtk-rustc-driver") due to 29 previous errors
[INFO] running `Command { std: "docker" "inspect" "9744e2ef9057781e23f01dfe1b3b38324e42a5d04b0169f6a460624600124e6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9744e2ef9057781e23f01dfe1b3b38324e42a5d04b0169f6a460624600124e6e", kill_on_drop: false }`
[INFO] [stdout] 9744e2ef9057781e23f01dfe1b3b38324e42a5d04b0169f6a460624600124e6e