[INFO] fetching crate commands 0.0.5... [INFO] checking commands-0.0.5 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate commands 0.0.5 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate commands 0.0.5 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 commands 0.0.5 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate commands 0.0.5 [INFO] tweaked toml for crates.io crate commands 0.0.5 written to /workspace/builds/worker-4-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 18 packages [INFO] [stderr] Adding bitflags v0.4.0 (latest: v2.5.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding encode_unicode v0.1.3 (latest: v1.0.0) [INFO] [stderr] Adding linefeed v0.2.6 (latest: v0.6.0) [INFO] [stderr] Adding nix v0.5.1 (latest: v0.28.0) [INFO] [stderr] Adding nix v0.7.0 (latest: v0.28.0) [INFO] [stderr] Adding rustc_version v0.1.7 (latest: v0.4.0) [INFO] [stderr] Adding rustyline v1.0.0 (latest: v14.0.0) [INFO] [stderr] Adding semver v0.1.20 (latest: v1.0.22) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [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 ole32-sys v0.2.0 [INFO] [stderr] Downloaded rustyline v1.0.0 [INFO] [stderr] Downloaded bitflags v0.4.0 [INFO] [stderr] Downloaded nix v0.5.1 [INFO] [stderr] Downloaded semver v0.1.20 [INFO] [stderr] Downloaded shell32-sys v0.1.2 [INFO] [stderr] Downloaded encode_unicode v0.1.3 [INFO] [stderr] Downloaded rustc_version v0.1.7 [INFO] [stderr] Downloaded nix v0.7.0 [INFO] [stderr] Downloaded linefeed v0.2.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f1dceb769497bf776e243ec1ae75e65da3fe2ddd8c1b8c06e297792915bd793e [INFO] running `Command { std: "docker" "start" "-a" "f1dceb769497bf776e243ec1ae75e65da3fe2ddd8c1b8c06e297792915bd793e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f1dceb769497bf776e243ec1ae75e65da3fe2ddd8c1b8c06e297792915bd793e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1dceb769497bf776e243ec1ae75e65da3fe2ddd8c1b8c06e297792915bd793e", kill_on_drop: false }` [INFO] [stdout] f1dceb769497bf776e243ec1ae75e65da3fe2ddd8c1b8c06e297792915bd793e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 2194aef2d64c067f1098cd1777c8703231680361cf194dd5776cae42394ce6fb [INFO] running `Command { std: "docker" "start" "-a" "2194aef2d64c067f1098cd1777c8703231680361cf194dd5776cae42394ce6fb", kill_on_drop: false }` [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking encode_unicode v0.1.3 [INFO] [stderr] Checking commands v0.0.5 (/opt/rustwide/workdir) [INFO] [stderr] Checking nix v0.5.1 [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser/mod.rs:270:36 [INFO] [stdout] | [INFO] [stdout] 270 | TokenType::Word => try!(self.advance(token)), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/command_table.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | pub command: Rc, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 23 | pub command: Rc, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/parser/mod.rs:367:14 [INFO] [stdout] | [INFO] [stdout] 367 | self.description().fmt(f) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/parser/mod.rs:391:14 [INFO] [stdout] | [INFO] [stdout] 391 | self.description().fmt(f) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/tokenizer.rs:157:14 [INFO] [stdout] | [INFO] [stdout] 157 | self.description().fmt(f) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling nix v0.7.0 [INFO] [stderr] Checking rustyline v1.0.0 [INFO] [stderr] Checking linefeed v0.2.6 [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser/mod.rs:270:36 [INFO] [stdout] | [INFO] [stdout] 270 | TokenType::Word => try!(self.advance(token)), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/command_table.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | pub command: Rc, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 23 | pub command: Rc, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/parser/mod.rs:367:14 [INFO] [stdout] | [INFO] [stdout] 367 | self.description().fmt(f) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/parser/mod.rs:391:14 [INFO] [stdout] | [INFO] [stdout] 391 | self.description().fmt(f) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/tokenizer.rs:157:14 [INFO] [stdout] | [INFO] [stdout] 157 | self.description().fmt(f) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.31s [INFO] running `Command { std: "docker" "inspect" "2194aef2d64c067f1098cd1777c8703231680361cf194dd5776cae42394ce6fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2194aef2d64c067f1098cd1777c8703231680361cf194dd5776cae42394ce6fb", kill_on_drop: false }` [INFO] [stdout] 2194aef2d64c067f1098cd1777c8703231680361cf194dd5776cae42394ce6fb [INFO] checking commands-0.0.5 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate commands 0.0.5 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate commands 0.0.5 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 commands 0.0.5 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate commands 0.0.5 [INFO] tweaked toml for crates.io crate commands 0.0.5 written to /workspace/builds/worker-4-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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c0dd4b39b3d64d2338d86439e7b227a8e6c182645a6b064960c591de2f2dae60 [INFO] running `Command { std: "docker" "start" "-a" "c0dd4b39b3d64d2338d86439e7b227a8e6c182645a6b064960c591de2f2dae60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c0dd4b39b3d64d2338d86439e7b227a8e6c182645a6b064960c591de2f2dae60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0dd4b39b3d64d2338d86439e7b227a8e6c182645a6b064960c591de2f2dae60", kill_on_drop: false }` [INFO] [stdout] c0dd4b39b3d64d2338d86439e7b227a8e6c182645a6b064960c591de2f2dae60 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] dfe9bf5a5e40aef00d0decea296cbf2122de06f44858b9ddc71b8c9a557efeaa [INFO] running `Command { std: "docker" "start" "-a" "dfe9bf5a5e40aef00d0decea296cbf2122de06f44858b9ddc71b8c9a557efeaa", kill_on_drop: false }` [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking encode_unicode v0.1.3 [INFO] [stderr] Checking commands v0.0.5 (/opt/rustwide/workdir) [INFO] [stderr] Checking nix v0.5.1 [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser/mod.rs:270:36 [INFO] [stdout] | [INFO] [stdout] 270 | TokenType::Word => try!(self.advance(token)), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/command_table.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | pub command: Rc, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 23 | pub command: Rc, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/parser/mod.rs:367:14 [INFO] [stdout] | [INFO] [stdout] 367 | self.description().fmt(f) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/parser/mod.rs:391:14 [INFO] [stdout] | [INFO] [stdout] 391 | self.description().fmt(f) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/tokenizer.rs:157:14 [INFO] [stdout] | [INFO] [stdout] 157 | self.description().fmt(f) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling nix v0.7.0 [INFO] [stderr] Checking rustyline v1.0.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustyline-1.0.0/src/tty/unix.rs:83:14 [INFO] [stdout] | [INFO] [stdout] 83 | try!(Err(nix::Error::from_errno(ENOTTY))); [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] 83 | try!(Err::(nix::Error::from_errno(ENOTTY))); [INFO] [stdout] | +++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustyline` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "dfe9bf5a5e40aef00d0decea296cbf2122de06f44858b9ddc71b8c9a557efeaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfe9bf5a5e40aef00d0decea296cbf2122de06f44858b9ddc71b8c9a557efeaa", kill_on_drop: false }` [INFO] [stdout] dfe9bf5a5e40aef00d0decea296cbf2122de06f44858b9ddc71b8c9a557efeaa