[INFO] fetching crate luthien-terminal 0.1.0... [INFO] checking luthien-terminal-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate luthien-terminal 0.1.0 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate luthien-terminal 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] started tweaking crates.io crate luthien-terminal 0.1.0 [INFO] finished tweaking crates.io crate luthien-terminal 0.1.0 [INFO] tweaked toml for crates.io crate luthien-terminal 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate luthien-terminal 0.1.0 already has a lockfile, it will not be regenerated [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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded luthien-plugin v0.1.0 [INFO] [stderr] Downloaded ipipe v0.8.2 [INFO] [stderr] Downloaded syn v1.0.72 [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] 667debc3ab143a127d60413507056fe4ace43a2c4d8305d67eea1f5fec0c694c [INFO] running `Command { std: "docker" "start" "-a" "667debc3ab143a127d60413507056fe4ace43a2c4d8305d67eea1f5fec0c694c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "667debc3ab143a127d60413507056fe4ace43a2c4d8305d67eea1f5fec0c694c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "667debc3ab143a127d60413507056fe4ace43a2c4d8305d67eea1f5fec0c694c", kill_on_drop: false }` [INFO] [stdout] 667debc3ab143a127d60413507056fe4ace43a2c4d8305d67eea1f5fec0c694c [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] b68061d2a71a8715b65c2a6a3472d033c070387f48a5dde0d776185303dbd373 [INFO] running `Command { std: "docker" "start" "-a" "b68061d2a71a8715b65c2a6a3472d033c070387f48a5dde0d776185303dbd373", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking ahash v0.3.8 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking nix v0.19.1 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking flurry v0.3.1 [INFO] [stderr] Checking ipipe v0.8.2 [INFO] [stderr] Checking luthien-plugin v0.1.0 [INFO] [stderr] Checking luthien-terminal v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.91s [INFO] running `Command { std: "docker" "inspect" "b68061d2a71a8715b65c2a6a3472d033c070387f48a5dde0d776185303dbd373", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b68061d2a71a8715b65c2a6a3472d033c070387f48a5dde0d776185303dbd373", kill_on_drop: false }` [INFO] [stdout] b68061d2a71a8715b65c2a6a3472d033c070387f48a5dde0d776185303dbd373 [INFO] checking luthien-terminal-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate luthien-terminal 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate luthien-terminal 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] started tweaking crates.io crate luthien-terminal 0.1.0 [INFO] finished tweaking crates.io crate luthien-terminal 0.1.0 [INFO] tweaked toml for crates.io crate luthien-terminal 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate luthien-terminal 0.1.0 already has a lockfile, it will not be regenerated [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] 3513d05780fb521b3f54bca4cd75a6ea4ad08002e5191046874f56ce41b612b7 [INFO] running `Command { std: "docker" "start" "-a" "3513d05780fb521b3f54bca4cd75a6ea4ad08002e5191046874f56ce41b612b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3513d05780fb521b3f54bca4cd75a6ea4ad08002e5191046874f56ce41b612b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3513d05780fb521b3f54bca4cd75a6ea4ad08002e5191046874f56ce41b612b7", kill_on_drop: false }` [INFO] [stdout] 3513d05780fb521b3f54bca4cd75a6ea4ad08002e5191046874f56ce41b612b7 [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] 094a0b401454df700978e789c887515bf0fa5c01209aab798aa425f403799ec3 [INFO] running `Command { std: "docker" "start" "-a" "094a0b401454df700978e789c887515bf0fa5c01209aab798aa425f403799ec3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking ahash v0.3.8 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking nix v0.19.1 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking flurry v0.3.1 [INFO] [stderr] Checking ipipe v0.8.2 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ipipe-0.8.2/src/pipe_unix.rs:42:25 [INFO] [stdout] | [INFO] [stdout] 42 | Err(Error::InvalidPath)?; [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] 42 | Err::(Error::InvalidPath)?; [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/ipipe-0.8.2/src/pipe_unix.rs:112:25 [INFO] [stdout] | [INFO] [stdout] 112 | Err(nix::Error::InvalidPath)?; [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] 112 | Err::(nix::Error::InvalidPath)?; [INFO] [stdout] | +++++++++++++++++ [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 E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ipipe` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "094a0b401454df700978e789c887515bf0fa5c01209aab798aa425f403799ec3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "094a0b401454df700978e789c887515bf0fa5c01209aab798aa425f403799ec3", kill_on_drop: false }` [INFO] [stdout] 094a0b401454df700978e789c887515bf0fa5c01209aab798aa425f403799ec3