[INFO] fetching crate spectrust 0.2.0... [INFO] checking spectrust-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate spectrust 0.2.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate spectrust 0.2.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate spectrust 0.2.0 [INFO] finished tweaking crates.io crate spectrust 0.2.0 [INFO] tweaked toml for crates.io crate spectrust 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 87 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding core-graphics v0.22.3 (latest: v0.23.2) [INFO] [stderr] Adding display-info v0.4.8 (latest: v0.5.0) [INFO] [stderr] Adding foreign-types v0.3.2 (latest: v0.5.0) [INFO] [stderr] Adding foreign-types-shared v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding image v0.24.9 (latest: v0.25.1) [INFO] [stderr] Adding quick-xml v0.30.0 (latest: v0.31.0) [INFO] [stderr] Adding screenshots v0.5.4 (latest: v0.8.10) [INFO] [stderr] Adding windows v0.48.0 (latest: v0.54.0) [INFO] [stderr] Adding windows v0.52.0 (latest: v0.54.0) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded display-info v0.4.8 [INFO] [stderr] Downloaded core-graphics v0.23.2 [INFO] [stderr] Downloaded dbus v0.9.7 [INFO] [stderr] Downloaded quick-xml v0.30.0 [INFO] [stderr] Downloaded xcb v1.3.0 [INFO] [stderr] Downloaded libdbus-sys v0.2.5 [INFO] [stderr] Downloaded screenshots v0.5.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 35d7c48b0d2dc4dc8de50134ca695bdcf3b51397729136f49f2b23f1617a587c [INFO] running `Command { std: "docker" "start" "-a" "35d7c48b0d2dc4dc8de50134ca695bdcf3b51397729136f49f2b23f1617a587c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "35d7c48b0d2dc4dc8de50134ca695bdcf3b51397729136f49f2b23f1617a587c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35d7c48b0d2dc4dc8de50134ca695bdcf3b51397729136f49f2b23f1617a587c", kill_on_drop: false }` [INFO] [stdout] 35d7c48b0d2dc4dc8de50134ca695bdcf3b51397729136f49f2b23f1617a587c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8adc553990cb16691d7b1ba8874ca3bc16e52e216baf12803eb9da4c731c0475 [INFO] running `Command { std: "docker" "start" "-a" "8adc553990cb16691d7b1ba8874ca3bc16e52e216baf12803eb9da4c731c0475", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Compiling libdbus-sys v0.2.5 [INFO] [stderr] Compiling anyhow v1.0.81 [INFO] [stderr] Compiling screenshots v0.5.4 [INFO] [stderr] Compiling quick-xml v0.30.0 [INFO] [stderr] Compiling xcb v1.3.0 [INFO] [stderr] Checking dbus v0.9.7 [INFO] [stderr] Checking display-info v0.4.8 [INFO] [stderr] Checking spectrust v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.94s [INFO] running `Command { std: "docker" "inspect" "8adc553990cb16691d7b1ba8874ca3bc16e52e216baf12803eb9da4c731c0475", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8adc553990cb16691d7b1ba8874ca3bc16e52e216baf12803eb9da4c731c0475", kill_on_drop: false }` [INFO] [stdout] 8adc553990cb16691d7b1ba8874ca3bc16e52e216baf12803eb9da4c731c0475 [INFO] checking spectrust-0.2.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate spectrust 0.2.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate spectrust 0.2.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate spectrust 0.2.0 [INFO] finished tweaking crates.io crate spectrust 0.2.0 [INFO] tweaked toml for crates.io crate spectrust 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 87 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding core-graphics v0.22.3 (latest: v0.23.2) [INFO] [stderr] Adding display-info v0.4.8 (latest: v0.5.0) [INFO] [stderr] Adding foreign-types v0.3.2 (latest: v0.5.0) [INFO] [stderr] Adding foreign-types-shared v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding image v0.24.9 (latest: v0.25.1) [INFO] [stderr] Adding quick-xml v0.30.0 (latest: v0.31.0) [INFO] [stderr] Adding screenshots v0.5.4 (latest: v0.8.10) [INFO] [stderr] Adding windows v0.48.0 (latest: v0.54.0) [INFO] [stderr] Adding windows v0.52.0 (latest: v0.54.0) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8f4eca5d31698e79ae87dadebd7e32b8dc6ad83fda2f4885e281bdff678bbbe7 [INFO] running `Command { std: "docker" "start" "-a" "8f4eca5d31698e79ae87dadebd7e32b8dc6ad83fda2f4885e281bdff678bbbe7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8f4eca5d31698e79ae87dadebd7e32b8dc6ad83fda2f4885e281bdff678bbbe7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f4eca5d31698e79ae87dadebd7e32b8dc6ad83fda2f4885e281bdff678bbbe7", kill_on_drop: false }` [INFO] [stdout] 8f4eca5d31698e79ae87dadebd7e32b8dc6ad83fda2f4885e281bdff678bbbe7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 45115387ebf05b5a5ac6f21ea1a5964b2c9235ec32c7fc13b3214e9ae0a28b5c [INFO] running `Command { std: "docker" "start" "-a" "45115387ebf05b5a5ac6f21ea1a5964b2c9235ec32c7fc13b3214e9ae0a28b5c", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Compiling libdbus-sys v0.2.5 [INFO] [stderr] Compiling anyhow v1.0.81 [INFO] [stderr] Compiling screenshots v0.5.4 [INFO] [stderr] Compiling quick-xml v0.30.0 [INFO] [stderr] Compiling xcb v1.3.0 [INFO] [stderr] Checking dbus v0.9.7 [INFO] [stderr] Checking display-info v0.4.8 [INFO] [stdout] error[E0277]: the trait bound `!: ReadAll` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/screenshots-0.5.4/src/linux/wayland_screenshot.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | proxy.method_call( [INFO] [stdout] | ^^^^^^^^^^^ the trait `ReadAll` is not implemented for `!` [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `ReadAll`: [INFO] [stdout] () [INFO] [stdout] (A, B) [INFO] [stdout] (A, B, C) [INFO] [stdout] (A, B, C, D) [INFO] [stdout] (A, B, C, D, E) [INFO] [stdout] (A, B, C, D, E, F) [INFO] [stdout] (A, B, C, D, E, F, G) [INFO] [stdout] (A, B, C, D, E, F, G, H) [INFO] [stdout] and 28 others [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 for more information) [INFO] [stdout] = help: did you intend to use the type `()` here instead? [INFO] [stdout] note: required by a bound in `Proxy::<'a, C>::method_call` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/dbus-0.9.7/src/blocking.rs:396:35 [INFO] [stdout] | [INFO] [stdout] 396 | pub fn method_call<'i, 'm, R: ReadAll, A: AppendAll, I: Into>, M: Into>>(&self, i: I, m: M, args: A) -> Resu... [INFO] [stdout] | ^^^^^^^ required by this bound in `Proxy::<'a, C>::method_call` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `!: ReadAll` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/screenshots-0.5.4/src/linux/wayland_screenshot.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 122 | proxy.method_call( [INFO] [stdout] | ^^^^^^^^^^^ the trait `ReadAll` is not implemented for `!` [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `ReadAll`: [INFO] [stdout] () [INFO] [stdout] (A, B) [INFO] [stdout] (A, B, C) [INFO] [stdout] (A, B, C, D) [INFO] [stdout] (A, B, C, D, E) [INFO] [stdout] (A, B, C, D, E, F) [INFO] [stdout] (A, B, C, D, E, F, G) [INFO] [stdout] (A, B, C, D, E, F, G, H) [INFO] [stdout] and 28 others [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 for more information) [INFO] [stdout] = help: did you intend to use the type `()` here instead? [INFO] [stdout] note: required by a bound in `Proxy::<'a, C>::method_call` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/dbus-0.9.7/src/blocking.rs:396:35 [INFO] [stdout] | [INFO] [stdout] 396 | pub fn method_call<'i, 'm, R: ReadAll, A: AppendAll, I: Into>, M: Into>>(&self, i: I, m: M, args: A) -> Resu... [INFO] [stdout] | ^^^^^^^ required by this bound in `Proxy::<'a, C>::method_call` [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 E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `screenshots` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "45115387ebf05b5a5ac6f21ea1a5964b2c9235ec32c7fc13b3214e9ae0a28b5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45115387ebf05b5a5ac6f21ea1a5964b2c9235ec32c7fc13b3214e9ae0a28b5c", kill_on_drop: false }` [INFO] [stdout] 45115387ebf05b5a5ac6f21ea1a5964b2c9235ec32c7fc13b3214e9ae0a28b5c