[INFO] cloning repository https://github.com/jamwaffles/red-green-crimbo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jamwaffles/red-green-crimbo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamwaffles%2Fred-green-crimbo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamwaffles%2Fred-green-crimbo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 376e0cf6cd1be4aee71fb4251c9a8042e01aea35 [INFO] documenting jamwaffles/red-green-crimbo against beta-2020-08-29 for beta-1.47-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamwaffles%2Fred-green-crimbo" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jamwaffles/red-green-crimbo on toolchain beta-2020-08-29 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-7/source/.cargo/config [INFO] started tweaking git repo https://github.com/jamwaffles/red-green-crimbo [INFO] finished tweaking git repo https://github.com/jamwaffles/red-green-crimbo [INFO] tweaked toml for git repo https://github.com/jamwaffles/red-green-crimbo written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/jamwaffles/red-green-crimbo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--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 embedded-hal v0.1.3 [INFO] [stderr] Downloaded cortex-m-rtfm-macros v0.3.1 [INFO] [stderr] Downloaded panic-abort v0.1.1 [INFO] [stderr] Downloaded rtfm-syntax v0.3.3 [INFO] [stderr] Downloaded aligned v0.1.2 [INFO] [stderr] Downloaded bare-metal v0.1.2 [INFO] [stderr] Downloaded cortex-m-rt v0.4.0 [INFO] [stderr] Downloaded cortex-m-rtfm v0.3.2 [INFO] [stderr] Downloaded embedded-graphics v0.1.1 [INFO] [stderr] Downloaded stm32f103xx v0.9.1 [INFO] [stderr] Downloaded ssd1306 v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] df9204e75678777fe6a74cfc2bbb264c0e5b6106ef239372b2fb646b51d272a3 [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" "df9204e75678777fe6a74cfc2bbb264c0e5b6106ef239372b2fb646b51d272a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "df9204e75678777fe6a74cfc2bbb264c0e5b6106ef239372b2fb646b51d272a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df9204e75678777fe6a74cfc2bbb264c0e5b6106ef239372b2fb646b51d272a3", kill_on_drop: false }` [INFO] [stdout] df9204e75678777fe6a74cfc2bbb264c0e5b6106ef239372b2fb646b51d272a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1ebf6bde94eae0c9d4b7f4ed51c04d57d48993af2a70dc91f109614b0c4106f3 [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" "1ebf6bde94eae0c9d4b7f4ed51c04d57d48993af2a70dc91f109614b0c4106f3", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.15 [INFO] [stderr] Checking bare-metal v0.1.2 [INFO] [stderr] Compiling libc v0.2.40 [INFO] [stderr] Checking aligned v0.1.2 [INFO] [stderr] Compiling rustc-demangle v0.1.8 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling cortex-m-rt v0.4.0 [INFO] [stderr] Checking untagged-option v0.1.1 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling ssd1306 v0.1.0 [INFO] [stderr] Compiling cortex-m-rtfm v0.3.2 [INFO] [stderr] Compiling stm32f103xx-hal v0.1.0 (https://github.com/japaric/stm32f103xx-hal.git?rev=330c904473dc3a34ef2864166dcbe658992d652a#330c9044) [INFO] [stderr] Compiling red-green-crimbo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking embedded-graphics v0.1.1 [INFO] [stderr] Checking panic-abort v0.1.1 [INFO] [stderr] Checking volatile-register v0.2.0 [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/aligned-0.1.2/src/lib.rs:32:35 [INFO] [stdout] | [INFO] [stdout] 32 | #![cfg_attr(feature = "const-fn", feature(const_fn))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bare-metal-0.1.2/src/lib.rs:5:35 [INFO] [stdout] | [INFO] [stdout] 5 | #![cfg_attr(feature = "const-fn", feature(const_fn, const_unsafe_cell_new))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.1.1/src/lib.rs:21:1 [INFO] [stdout] | [INFO] [stdout] 21 | #![feature(core_intrinsics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.1.1/src/lib.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 | #![feature(lang_items)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0522]: definition of an unknown language item: `panic_fmt` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.1.1/src/lib.rs:25:1 [INFO] [stdout] | [INFO] [stdout] 25 | #[lang = "panic_fmt"] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/untagged-option-0.1.1/src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(untagged_unions, const_fn)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0740]: unions may not contain fields that need dropping [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/untagged-option-0.1.1/src/lib.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | pub some: T, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `std::mem::ManuallyDrop` can be used to wrap the type [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/untagged-option-0.1.1/src/lib.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | pub some: T, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0522, E0554. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0522`. [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0740. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `panic-abort`. [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: could not find `Op` in `proc_macro` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.8/src/unstable.rs:131:42 [INFO] [stdout] | [INFO] [stdout] 131 | let mut op = proc_macro::Op::new(tt.op(), spacing); [INFO] [stdout] | ^^ not found in `proc_macro` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 3 | use Op; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Term` in crate `proc_macro` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.8/src/unstable.rs:439:25 [INFO] [stdout] | [INFO] [stdout] 439 | Nightly(proc_macro::Term), [INFO] [stdout] | ^^^^ not found in `proc_macro` [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 3 | use Term; [INFO] [stdout] | [INFO] [stdout] 3 | use stable::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/github.com-1ecc6299db9ec823/proc-macro2-0.3.8/src/unstable.rs:446:59 [INFO] [stdout] | [INFO] [stdout] 446 | Span::Nightly(s) => Term::Nightly(proc_macro::Term::new(string, s)), [INFO] [stdout] | ^^^^ not found in `proc_macro` [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 3 | use Term; [INFO] [stdout] | [INFO] [stdout] 3 | use stable::Term; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Term` in crate `proc_macro` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.8/src/unstable.rs:473:44 [INFO] [stdout] | [INFO] [stdout] 473 | fn unwrap_nightly(self) -> proc_macro::Term { [INFO] [stdout] | ^^^^ not found in `proc_macro` [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 3 | use Term; [INFO] [stdout] | [INFO] [stdout] 3 | use stable::Term; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.8/src/lib.rs:47:34 [INFO] [stdout] | [INFO] [stdout] 47 | #![cfg_attr(feature = "nightly", feature(proc_macro))] [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/github.com-1ecc6299db9ec823/proc-macro2-0.3.8/src/unstable.rs:262:13 [INFO] [stdout] | [INFO] [stdout] 262 | Nightly(proc_macro::SourceFile, FileName), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54725 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.8/src/unstable.rs:267:20 [INFO] [stdout] | [INFO] [stdout] 267 | fn nightly(sf: proc_macro::SourceFile) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54725 for more information [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/github.com-1ecc6299db9ec823/proc-macro2-0.3.8/src/unstable.rs:45:59 [INFO] [stdout] | [INFO] [stdout] 45 | TokenStream::Nightly(proc_macro::TokenStream::empty()) [INFO] [stdout] | ^^^^^ function or associated item not found in `proc_macro::TokenStream` [INFO] [stdout] [INFO] [stdout] [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/github.com-1ecc6299db9ec823/proc-macro2-0.3.8/src/unstable.rs:228:36 [INFO] [stdout] | [INFO] [stdout] 228 | 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/github.com-1ecc6299db9ec823/proc-macro2-0.3.8/src/unstable.rs:237:36 [INFO] [stdout] | [INFO] [stdout] 237 | proc_macro::TokenTree::Term(s) => ::Term::_new(Term::Nightly(s)).into(), [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_span' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.8/src/unstable.rs:268:45 [INFO] [stdout] | [INFO] [stdout] 268 | let filename = stable::file_name(sf.path().to_string()); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54725 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `to_string` found for struct `std::path::PathBuf` in the current scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.8/src/unstable.rs:268:52 [INFO] [stdout] | [INFO] [stdout] 268 | let filename = stable::file_name(sf.path().to_string()); [INFO] [stdout] | ^^^^^^^^^ help: there is an associated function with a similar name: `to_str` [INFO] [stdout] | [INFO] [stdout] = note: the method `to_string` exists but the following trait bounds were not satisfied: [INFO] [stdout] `std::path::PathBuf: std::fmt::Display` [INFO] [stdout] which is required by `std::path::PathBuf: std::string::ToString` [INFO] [stdout] `std::path::Path: std::fmt::Display` [INFO] [stdout] which is required by `std::path::Path: std::string::ToString` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.8/src/unstable.rs:282:44 [INFO] [stdout] | [INFO] [stdout] 282 | SourceFile::Nightly(a, _) => a.is_real(), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54725 for more information [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/github.com-1ecc6299db9ec823/proc-macro2-0.3.8/src/unstable.rs:325:27 [INFO] [stdout] | [INFO] [stdout] 325 | Span::Nightly(proc_macro::Span::def_site()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54724 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.8/src/unstable.rs:402:55 [INFO] [stdout] | [INFO] [stdout] 402 | (Span::Nightly(a), Span::Nightly(b)) => a.eq(b), [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54725 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 15 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0412, E0433, E0554, E0599, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0412`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "1ebf6bde94eae0c9d4b7f4ed51c04d57d48993af2a70dc91f109614b0c4106f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ebf6bde94eae0c9d4b7f4ed51c04d57d48993af2a70dc91f109614b0c4106f3", kill_on_drop: false }` [INFO] [stdout] 1ebf6bde94eae0c9d4b7f4ed51c04d57d48993af2a70dc91f109614b0c4106f3