[INFO] fetching crate rads 0.1.0... [INFO] testing rads-0.1.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate rads 0.1.0 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate rads 0.1.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rads 0.1.0 [INFO] finished tweaking crates.io crate rads 0.1.0 [INFO] tweaked toml for crates.io crate rads 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f1b1085ede5b4daf6a63dc516f072f8bce46378cb604f2088e88d097d7ab67c8 [INFO] running `Command { std: "docker" "start" "-a" "f1b1085ede5b4daf6a63dc516f072f8bce46378cb604f2088e88d097d7ab67c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f1b1085ede5b4daf6a63dc516f072f8bce46378cb604f2088e88d097d7ab67c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1b1085ede5b4daf6a63dc516f072f8bce46378cb604f2088e88d097d7ab67c8", kill_on_drop: false }` [INFO] [stdout] f1b1085ede5b4daf6a63dc516f072f8bce46378cb604f2088e88d097d7ab67c8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 468d2b1f762dfbb95c5aa7ff5cfe1d236cffaf08722bd2ae3b23685d57e9b0b1 [INFO] running `Command { std: "docker" "start" "-a" "468d2b1f762dfbb95c5aa7ff5cfe1d236cffaf08722bd2ae3b23685d57e9b0b1", kill_on_drop: false }` [INFO] [stderr] Compiling rads v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/order/linked_list.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | /// Ensure this atom exists in this LinkedList [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/order/ofm.rs:261:13 [INFO] [stdout] | [INFO] [stdout] 261 | (offset .. offset + width) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0275]: overflow evaluating the requirement `T: Indexable` [INFO] [stdout] --> src/order/ofm.rs:193:36 [INFO] [stdout] | [INFO] [stdout] 50 | pub struct Ofm { [INFO] [stdout] | --------- required by this bound in `Ofm` [INFO] [stdout] ... [INFO] [stdout] 193 | impl std::ops::Index for Ofm { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0275]: overflow evaluating the requirement `T: Indexable` [INFO] [stdout] --> src/order/ofm.rs:220:45 [INFO] [stdout] | [INFO] [stdout] 50 | pub struct Ofm { [INFO] [stdout] | --------- required by this bound in `Ofm` [INFO] [stdout] ... [INFO] [stdout] 220 | impl<'a, T: 'a> std::iter::IntoIterator for &'a Ofm { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0275]: overflow evaluating the requirement `T: Indexable` [INFO] [stdout] --> src/order/ofm.rs:195:14 [INFO] [stdout] | [INFO] [stdout] 50 | pub struct Ofm { [INFO] [stdout] | --------- required by this bound in `Ofm` [INFO] [stdout] ... [INFO] [stdout] 195 | fn index(&self, i: Index) -> &T { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0275]: overflow evaluating the requirement `T: Indexable` [INFO] [stdout] --> src/order/ofm.rs:223:18 [INFO] [stdout] | [INFO] [stdout] 50 | pub struct Ofm { [INFO] [stdout] | --------- required by this bound in `Ofm` [INFO] [stdout] ... [INFO] [stdout] 223 | fn into_iter(self) -> Self::IntoIter { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0275, E0554. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0275`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rads` due to 7 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "468d2b1f762dfbb95c5aa7ff5cfe1d236cffaf08722bd2ae3b23685d57e9b0b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "468d2b1f762dfbb95c5aa7ff5cfe1d236cffaf08722bd2ae3b23685d57e9b0b1", kill_on_drop: false }` [INFO] [stdout] 468d2b1f762dfbb95c5aa7ff5cfe1d236cffaf08722bd2ae3b23685d57e9b0b1