[INFO] cloning repository https://github.com/vhdirk/gnome-class [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vhdirk/gnome-class" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvhdirk%2Fgnome-class", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvhdirk%2Fgnome-class'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d01a5b2e1ac893a3b3a118992e9943c9c01f67c0 [INFO] checking vhdirk/gnome-class/d01a5b2e1ac893a3b3a118992e9943c9c01f67c0 against master#2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 for pr-142723 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvhdirk%2Fgnome-class" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vhdirk/gnome-class on toolchain 2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/vhdirk/gnome-class [INFO] finished tweaking git repo https://github.com/vhdirk/gnome-class [INFO] tweaked toml for git repo https://github.com/vhdirk/gnome-class written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/vhdirk/gnome-class 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" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quote v0.5.1 [INFO] [stderr] Downloaded proc-macro2 v0.3.6 [INFO] [stderr] Downloaded serde_derive v1.0.38 [INFO] [stderr] Downloaded serde_json v1.0.14 [INFO] [stderr] Downloaded cargo_metadata v0.5.4 [INFO] [stderr] Downloaded miow v0.3.1 [INFO] [stderr] Downloaded gobject-sys v0.6.0 [INFO] [stderr] Downloaded getopts v0.2.17 [INFO] [stderr] Downloaded backtrace v0.3.6 [INFO] [stderr] Downloaded socket2 v0.3.5 [INFO] [stderr] Downloaded parking_lot v0.5.4 [INFO] [stderr] Downloaded glib-sys v0.6.0 [INFO] [stderr] Downloaded glib v0.5.0 [INFO] [stderr] Downloaded syn v0.13.1 [INFO] [stderr] Downloaded cc v1.0.10 [INFO] [stderr] Downloaded regex-syntax v0.5.5 [INFO] [stderr] Downloaded derive-new v0.5.4 [INFO] [stderr] Downloaded serde v1.0.38 [INFO] [stderr] Downloaded env_logger v0.5.8 [INFO] [stderr] Downloaded rustc-ap-rustc_cratesio_shim v94.0.0 [INFO] [stderr] Downloaded rustc-ap-serialize v94.0.0 [INFO] [stderr] Downloaded rustc-ap-syntax_pos v94.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_errors v94.0.0 [INFO] [stderr] Downloaded ena v0.9.2 [INFO] [stderr] Downloaded compiletest_rs v0.3.10 [INFO] [stderr] Downloaded rustc-ap-rustc_data_structures v94.0.0 [INFO] [stderr] Downloaded rustc-ap-syntax v94.0.0 [INFO] [stderr] Downloaded rustfmt-nightly v0.4.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0ab1cde57c8dc462b12ab11f90f3ddf151126c2c9836b71df4b546ba351028f0 [INFO] running `Command { std: "docker" "start" "-a" "0ab1cde57c8dc462b12ab11f90f3ddf151126c2c9836b71df4b546ba351028f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0ab1cde57c8dc462b12ab11f90f3ddf151126c2c9836b71df4b546ba351028f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ab1cde57c8dc462b12ab11f90f3ddf151126c2c9836b71df4b546ba351028f0", kill_on_drop: false }` [INFO] [stdout] 0ab1cde57c8dc462b12ab11f90f3ddf151126c2c9836b71df4b546ba351028f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 14b12f4173f7a0835f5bad74a104a0164d9098cf118f05fcef0647a9694ac166 [INFO] running `Command { std: "docker" "start" "-a" "14b12f4173f7a0835f5bad74a104a0164d9098cf118f05fcef0647a9694ac166", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling cc v1.0.10 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Compiling regex v0.2.10 [INFO] [stderr] Checking smallvec v0.6.0 [INFO] [stderr] Checking stable_deref_trait v1.0.0 [INFO] [stderr] Checking serde v1.0.38 [INFO] [stderr] Checking term v0.4.6 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Compiling proc-macro2 v0.3.6 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Compiling rustc-ap-syntax v94.0.0 [INFO] [stderr] Checking ena v0.9.2 [INFO] [stdout] error[E0433]: failed to resolve: could not find `Op` in `proc_macro` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.3.6/src/unstable.rs:72:42 [INFO] [stdout] | [INFO] [stdout] 72 | let mut op = proc_macro::Op::new(tt.op(), spacing); [INFO] [stdout] | ^^ could not find `Op` in `proc_macro` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 3 + use Op; [INFO] [stdout] | [INFO] [stdout] help: if you import `Op`, refer to it directly [INFO] [stdout] | [INFO] [stdout] 72 - let mut op = proc_macro::Op::new(tt.op(), spacing); [INFO] [stdout] 72 + let mut op = Op::new(tt.op(), spacing); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `SourceFile` in crate `proc_macro` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.3.6/src/unstable.rs:177:35 [INFO] [stdout] | [INFO] [stdout] 177 | pub struct SourceFile(proc_macro::SourceFile, FileName); [INFO] [stdout] | ^^^^^^^^^^ not found in `proc_macro` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `SourceFile` in crate `proc_macro` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.3.6/src/unstable.rs:180:28 [INFO] [stdout] | [INFO] [stdout] 180 | fn new(sf: proc_macro::SourceFile) -> Self { [INFO] [stdout] | ^^^^^^^^^^ not found in `proc_macro` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0422]: cannot find struct, variant or union type `LineColumn` in crate `proc_macro` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.3.6/src/unstable.rs:247:25 [INFO] [stdout] | [INFO] [stdout] 247 | let proc_macro::LineColumn { line, column } = self.0.start(); [INFO] [stdout] | ^^^^^^^^^^ not found in `proc_macro` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0422]: cannot find struct, variant or union type `LineColumn` in crate `proc_macro` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.3.6/src/unstable.rs:252:25 [INFO] [stdout] | [INFO] [stdout] 252 | let proc_macro::LineColumn { line, column } = self.0.end(); [INFO] [stdout] | ^^^^^^^^^^ not found in `proc_macro` [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-macro2-0.3.6/src/unstable.rs:273:23 [INFO] [stdout] | [INFO] [stdout] 273 | term: proc_macro::Term, [INFO] [stdout] | ^^^^ not found in `proc_macro` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 3 + use Term; [INFO] [stdout] | [INFO] [stdout] help: if you import `Term`, refer to it directly [INFO] [stdout] | [INFO] [stdout] 273 - term: proc_macro::Term, [INFO] [stdout] 273 + 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-macro2-0.3.6/src/unstable.rs:279:31 [INFO] [stdout] | [INFO] [stdout] 279 | term: proc_macro::Term::new(string, span.0), [INFO] [stdout] | ^^^^ could not find `Term` in `proc_macro` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 3 + use Term; [INFO] [stdout] | [INFO] [stdout] help: if you import `Term`, refer to it directly [INFO] [stdout] | [INFO] [stdout] 279 - term: proc_macro::Term::new(string, span.0), [INFO] [stdout] 279 + term: Term::new(string, span.0), [INFO] [stdout] | [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-macro2-0.3.6/src/unstable.rs:18:46 [INFO] [stdout] | [INFO] [stdout] 18 | 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/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/proc_macro/src/lib.rs:156:5 [INFO] [stdout] help: there is a method `is_empty` with a similar name [INFO] [stdout] | [INFO] [stdout] 18 | TokenStream(proc_macro::TokenStream::is_empty()) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rustc-ap-serialize v94.0.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stdout] error[E0599]: no variant or associated item named `Op` found for enum `proc_macro::TokenTree` in the current scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.3.6/src/unstable.rs:132:36 [INFO] [stdout] | [INFO] [stdout] 132 | proc_macro::TokenTree::Op(tt) => { [INFO] [stdout] | ^^ variant or associated item not found in `proc_macro::TokenTree` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no variant or associated item named `Term` found for enum `proc_macro::TokenTree` in the current scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.3.6/src/unstable.rs:141:36 [INFO] [stdout] | [INFO] [stdout] 141 | proc_macro::TokenTree::Term(s) => { [INFO] [stdout] | ^^^^ variant or associated item not found in `proc_macro::TokenTree` [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-macro2-0.3.6/src/unstable.rs:227:14 [INFO] [stdout] | [INFO] [stdout] 227 | Span(proc_macro::Span::def_site()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54724 for more information [INFO] [stdout] = help: add `#![feature(proc_macro_def_site)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-06-19; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking termcolor v0.3.6 [INFO] [stdout] error[E0599]: no method named `source_file` found for struct `proc_macro::Span` in the current scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.3.6/src/unstable.rs:243:32 [INFO] [stdout] | [INFO] [stdout] 243 | SourceFile::new(self.0.source_file()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: there is a method `source` with a similar name [INFO] [stdout] | [INFO] [stdout] 243 - SourceFile::new(self.0.source_file()) [INFO] [stdout] 243 + SourceFile::new(self.0.source()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature `proc_macro_span` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.3.6/src/unstable.rs:257:16 [INFO] [stdout] | [INFO] [stdout] 257 | self.0.join(other.0).map(Span) [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54725 for more information [INFO] [stdout] = help: add `#![feature(proc_macro_span)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-06-19; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature `proc_macro_span` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.3.6/src/unstable.rs:261:16 [INFO] [stdout] | [INFO] [stdout] 261 | self.0.eq(&other.0) [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54725 for more information [INFO] [stdout] = help: add `#![feature(proc_macro_span)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-06-19; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-ap-serialize-94.0.0/lib.rs:24:27 [INFO] [stdout] | [INFO] [stdout] 24 | #![feature(rustc_private, box_syntax)] [INFO] [stdout] | ^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.70.0 (you are using 1.89.0-nightly (2fcf1776b 2025-06-19)); see for more information [INFO] [stdout] = note: replaced with `#[rustc_box]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-ap-serialize-94.0.0/lib.rs:24:27 [INFO] [stdout] | [INFO] [stdout] 24 | #![feature(rustc_private, box_syntax)] [INFO] [stdout] | ^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.70.0 (you are using 1.89.0-nightly (2fcf1776b 2025-06-19)); see for more information [INFO] [stdout] = note: replaced with `#[rustc_box]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `box_syntax` has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-ap-serialize-94.0.0/serialize.rs:511:12 [INFO] [stdout] | [INFO] [stdout] 511 | Ok(box Decodable::decode(d)?) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `Box::new()` instead [INFO] [stdout] | [INFO] [stdout] 511 - Ok(box Decodable::decode(d)?) [INFO] [stdout] 511 + Ok(Box::new(Decodable::decode(d)?)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `box_syntax` has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-ap-serialize-94.0.0/serialize.rs:511:12 [INFO] [stdout] | [INFO] [stdout] 511 | Ok(box Decodable::decode(d)?) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `Box::new()` instead [INFO] [stdout] | [INFO] [stdout] 511 - Ok(box Decodable::decode(d)?) [INFO] [stdout] 511 + Ok(Box::new(Decodable::decode(d)?)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking itoa v0.4.1 [INFO] [stderr] Compiling compiletest_rs v0.3.10 [INFO] [stderr] Checking scoped-tls v0.1.1 [INFO] [stdout] Some errors have detailed explanations: E0412, E0422, E0433, E0599, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0412`. [INFO] [stdout] [INFO] [stdout] error: `allow_internal_unstable` expects a list of feature names [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/scoped-tls-0.1.1/src/lib.rs:71:1 [INFO] [stdout] | [INFO] [stdout] 71 | #[allow_internal_unstable] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 14 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `scoped-tls` (lib) due to 1 previous error [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-ap-serialize` (lib) due to 2 previous errors [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-ap-serialize` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "14b12f4173f7a0835f5bad74a104a0164d9098cf118f05fcef0647a9694ac166", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14b12f4173f7a0835f5bad74a104a0164d9098cf118f05fcef0647a9694ac166", kill_on_drop: false }` [INFO] [stdout] 14b12f4173f7a0835f5bad74a104a0164d9098cf118f05fcef0647a9694ac166