[INFO] fetching crate ghosts 0.1.0... [INFO] checking ghosts-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate ghosts 0.1.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate ghosts 0.1.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config [INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain.toml [INFO] started tweaking crates.io crate ghosts 0.1.0 [INFO] finished tweaking crates.io crate ghosts 0.1.0 [INFO] tweaked toml for crates.io crate ghosts 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 3 packages [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded never-say-never v6.6.666 [INFO] [stderr] Downloaded ghosts-proc_macros v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c29b93d544c618fced6da069398f835fada57ee6aed673a4585f4ec2ef9de256 [INFO] running `Command { std: "docker" "start" "-a" "c29b93d544c618fced6da069398f835fada57ee6aed673a4585f4ec2ef9de256", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c29b93d544c618fced6da069398f835fada57ee6aed673a4585f4ec2ef9de256", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c29b93d544c618fced6da069398f835fada57ee6aed673a4585f4ec2ef9de256", kill_on_drop: false }` [INFO] [stdout] c29b93d544c618fced6da069398f835fada57ee6aed673a4585f4ec2ef9de256 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2fa5f046b2ef85a2b1f8f6e40ecff194cae5782ed55bba0ac06c5decd7d0cd6d [INFO] running `Command { std: "docker" "start" "-a" "2fa5f046b2ef85a2b1f8f6e40ecff194cae5782ed55bba0ac06c5decd7d0cd6d", kill_on_drop: false }` [INFO] [stderr] Checking never-say-never v6.6.666 [INFO] [stderr] Compiling ghosts-proc_macros v0.1.0 [INFO] [stderr] Checking ghosts v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/expr.rs:39:38 [INFO] [stdout] | [INFO] [stdout] 39 | struct OutsideOfAGhostBlockError(u8); [INFO] [stdout] | ------------------------- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 39 | struct OutsideOfAGhostBlockError(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/expr.rs:39:38 [INFO] [stdout] | [INFO] [stdout] 39 | struct OutsideOfAGhostBlockError(u8); [INFO] [stdout] | ------------------------- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 39 | struct OutsideOfAGhostBlockError(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s [INFO] running `Command { std: "docker" "inspect" "2fa5f046b2ef85a2b1f8f6e40ecff194cae5782ed55bba0ac06c5decd7d0cd6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fa5f046b2ef85a2b1f8f6e40ecff194cae5782ed55bba0ac06c5decd7d0cd6d", kill_on_drop: false }` [INFO] [stdout] 2fa5f046b2ef85a2b1f8f6e40ecff194cae5782ed55bba0ac06c5decd7d0cd6d [INFO] checking ghosts-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate ghosts 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate ghosts 0.1.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config [INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml [INFO] started tweaking crates.io crate ghosts 0.1.0 [INFO] finished tweaking crates.io crate ghosts 0.1.0 [INFO] tweaked toml for crates.io crate ghosts 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bb5c9c626a29a4a2b402deb0cbf5c45072a7c06f93029fb0d05d8af0c82ef4f8 [INFO] running `Command { std: "docker" "start" "-a" "bb5c9c626a29a4a2b402deb0cbf5c45072a7c06f93029fb0d05d8af0c82ef4f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bb5c9c626a29a4a2b402deb0cbf5c45072a7c06f93029fb0d05d8af0c82ef4f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb5c9c626a29a4a2b402deb0cbf5c45072a7c06f93029fb0d05d8af0c82ef4f8", kill_on_drop: false }` [INFO] [stdout] bb5c9c626a29a4a2b402deb0cbf5c45072a7c06f93029fb0d05d8af0c82ef4f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8538f8ba451e7df942ae435e230a324cc43eb58a2198ea9bfc5e6287a9d99236 [INFO] running `Command { std: "docker" "start" "-a" "8538f8ba451e7df942ae435e230a324cc43eb58a2198ea9bfc5e6287a9d99236", kill_on_drop: false }` [INFO] [stderr] Checking never-say-never v6.6.666 [INFO] [stderr] Compiling ghosts-proc_macros v0.1.0 [INFO] [stderr] Checking ghosts v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/expr.rs:67:22 [INFO] [stdout] | [INFO] [stdout] 65 | #[derive(Debug, Clone, Copy, Hash, Eq, PartialEq, Ord, PartialOrd)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] 66 | pub [INFO] [stdout] 67 | struct Ectoplasm(pub(super) ::never_say_never::Never); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: PartialEq<_>` [INFO] [stdout] = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/ty.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 24 | Eq, PartialEq, Ord, PartialOrd, [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 33 | __(::never_say_never::Never, T), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: PartialEq<_>` [INFO] [stdout] = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/expr.rs:67:22 [INFO] [stdout] | [INFO] [stdout] 65 | #[derive(Debug, Clone, Copy, Hash, Eq, PartialEq, Ord, PartialOrd)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] 66 | pub [INFO] [stdout] 67 | struct Ectoplasm(pub(super) ::never_say_never::Never); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: PartialEq<_>` [INFO] [stdout] = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/ty.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 24 | Eq, PartialEq, Ord, PartialOrd, [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 33 | __(::never_say_never::Never, T), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: PartialEq<_>` [INFO] [stdout] = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ghosts` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ghosts` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "8538f8ba451e7df942ae435e230a324cc43eb58a2198ea9bfc5e6287a9d99236", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8538f8ba451e7df942ae435e230a324cc43eb58a2198ea9bfc5e6287a9d99236", kill_on_drop: false }` [INFO] [stdout] 8538f8ba451e7df942ae435e230a324cc43eb58a2198ea9bfc5e6287a9d99236