[INFO] fetching crate floww 0.1.11... [INFO] checking floww-0.1.11 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate floww 0.1.11 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate floww 0.1.11 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] started tweaking crates.io crate floww 0.1.11 [INFO] finished tweaking crates.io crate floww 0.1.11 [INFO] tweaked toml for crates.io crate floww 0.1.11 written to /workspace/builds/worker-2-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 10 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 apres v0.3.4 [INFO] [stderr] Downloaded fnrs v0.1.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 76623e4ddb5021017cd076f3e007f9c8e27fbd679548606a5daeff69f0ad8a01 [INFO] running `Command { std: "docker" "start" "-a" "76623e4ddb5021017cd076f3e007f9c8e27fbd679548606a5daeff69f0ad8a01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "76623e4ddb5021017cd076f3e007f9c8e27fbd679548606a5daeff69f0ad8a01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76623e4ddb5021017cd076f3e007f9c8e27fbd679548606a5daeff69f0ad8a01", kill_on_drop: false }` [INFO] [stdout] 76623e4ddb5021017cd076f3e007f9c8e27fbd679548606a5daeff69f0ad8a01 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] cd466bc86e6c6f71b579fa6523c1bf78487337d26e68e1e59e496c7717723917 [INFO] running `Command { std: "docker" "start" "-a" "cd466bc86e6c6f71b579fa6523c1bf78487337d26e68e1e59e496c7717723917", kill_on_drop: false }` [INFO] [stderr] Checking apres v0.3.4 [INFO] [stderr] Checking fnrs v0.1.7 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking floww v0.1.11 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.89s [INFO] running `Command { std: "docker" "inspect" "cd466bc86e6c6f71b579fa6523c1bf78487337d26e68e1e59e496c7717723917", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd466bc86e6c6f71b579fa6523c1bf78487337d26e68e1e59e496c7717723917", kill_on_drop: false }` [INFO] [stdout] cd466bc86e6c6f71b579fa6523c1bf78487337d26e68e1e59e496c7717723917 [INFO] checking floww-0.1.11 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate floww 0.1.11 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate floww 0.1.11 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] started tweaking crates.io crate floww 0.1.11 [INFO] finished tweaking crates.io crate floww 0.1.11 [INFO] tweaked toml for crates.io crate floww 0.1.11 written to /workspace/builds/worker-2-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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 16d1f0a0225fd3a00b275395d32c957790f02789d0ddf8c555250095ef6c5267 [INFO] running `Command { std: "docker" "start" "-a" "16d1f0a0225fd3a00b275395d32c957790f02789d0ddf8c555250095ef6c5267", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "16d1f0a0225fd3a00b275395d32c957790f02789d0ddf8c555250095ef6c5267", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16d1f0a0225fd3a00b275395d32c957790f02789d0ddf8c555250095ef6c5267", kill_on_drop: false }` [INFO] [stdout] 16d1f0a0225fd3a00b275395d32c957790f02789d0ddf8c555250095ef6c5267 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] bbbe2470a2c5470ddafd8a373513d2354d329416d80b70c2255feab98f390f67 [INFO] running `Command { std: "docker" "start" "-a" "bbbe2470a2c5470ddafd8a373513d2354d329416d80b70c2255feab98f390f67", kill_on_drop: false }` [INFO] [stderr] Checking apres v0.3.4 [INFO] [stderr] Checking fnrs v0.1.7 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/apres-0.3.4/src/controller.rs:43:21 [INFO] [stdout] | [INFO] [stdout] 43 | Err(e)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 43 | Err::(e)?; [INFO] [stdout] | +++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/apres-0.3.4/src/controller.rs:63:21 [INFO] [stdout] | [INFO] [stdout] 63 | Err(ApresError::PipeBroken)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 63 | Err::(ApresError::PipeBroken)?; [INFO] [stdout] | +++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/apres-0.3.4/src/lib.rs:1287:17 [INFO] [stdout] | [INFO] [stdout] 1287 | Err(ApresError::InvalidMIDIFile(file_path.to_string()))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 1287 | Err::(ApresError::InvalidMIDIFile(file_path.to_string()))?; [INFO] [stdout] | +++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/apres-0.3.4/src/lib.rs:1377:17 [INFO] [stdout] | [INFO] [stdout] 1377 | Err(ApresError::InvalidBytes(bytes.clone()))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 1377 | Err::(ApresError::InvalidBytes(bytes.clone()))?; [INFO] [stdout] | +++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `apres` (lib) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "bbbe2470a2c5470ddafd8a373513d2354d329416d80b70c2255feab98f390f67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbbe2470a2c5470ddafd8a373513d2354d329416d80b70c2255feab98f390f67", kill_on_drop: false }` [INFO] [stdout] bbbe2470a2c5470ddafd8a373513d2354d329416d80b70c2255feab98f390f67