[INFO] fetching crate enum-utils 0.1.2... [INFO] checking enum-utils-0.1.2 against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579 [INFO] extracting crate enum-utils 0.1.2 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate enum-utils 0.1.2 on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate enum-utils 0.1.2 [INFO] finished tweaking crates.io crate enum-utils 0.1.2 [INFO] tweaked toml for crates.io crate enum-utils 0.1.2 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_derive_internals v0.25.0 [INFO] [stderr] Downloaded enum-utils-from-str v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d62bf86bad80be3427385f77572c9bb1c2b7de6b3500839e10728c62e0e67549 [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" "d62bf86bad80be3427385f77572c9bb1c2b7de6b3500839e10728c62e0e67549", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d62bf86bad80be3427385f77572c9bb1c2b7de6b3500839e10728c62e0e67549", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d62bf86bad80be3427385f77572c9bb1c2b7de6b3500839e10728c62e0e67549", kill_on_drop: false }` [INFO] [stdout] d62bf86bad80be3427385f77572c9bb1c2b7de6b3500839e10728c62e0e67549 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9a547010cd3de7df27ccd5186d76576f794361cfaf84b082d9d1089058b19524 [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" "9a547010cd3de7df27ccd5186d76576f794361cfaf84b082d9d1089058b19524", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.56 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling pulldown-cmark v0.4.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking semver-parser v0.9.0 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking enum-utils-from-str v0.1.2 [INFO] [stderr] Checking tinyvec v1.1.0 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling backtrace v0.3.55 [INFO] [stderr] Checking quote v0.6.13 [INFO] [stderr] Checking unicode-normalization v0.1.16 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking serde_derive_internals v0.25.0 [INFO] [stderr] Checking enum-utils v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking version-sync v0.8.1 [INFO] [stdout] error[E0566]: conflicting representation hints [INFO] [stdout] --> tests/iter.rs:57:8 [INFO] [stdout] | [INFO] [stdout] 57 | #[repr(C, u16)] [INFO] [stdout] | ^ ^^^ [INFO] [stdout] 58 | #[repr(align(2))] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(conflicting_repr_hints)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #68585 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0566`. [INFO] [stdout] [INFO] [stderr] error: could not compile `enum-utils` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "9a547010cd3de7df27ccd5186d76576f794361cfaf84b082d9d1089058b19524", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a547010cd3de7df27ccd5186d76576f794361cfaf84b082d9d1089058b19524", kill_on_drop: false }` [INFO] [stdout] 9a547010cd3de7df27ccd5186d76576f794361cfaf84b082d9d1089058b19524