[INFO] fetching crate regtest 0.3.5... [INFO] checking regtest-0.3.5 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate regtest 0.3.5 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate regtest 0.3.5 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 regtest 0.3.5 [INFO] finished tweaking crates.io crate regtest 0.3.5 [INFO] tweaked toml for crates.io crate regtest 0.3.5 written to /workspace/builds/worker-1-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 33 packages [INFO] [stderr] Adding app_dirs v1.2.1 (latest: v2.0.1) [INFO] [stderr] Adding bitflags v0.4.0 (latest: v2.5.0) [INFO] [stderr] Adding bitflags v0.7.0 (latest: v2.5.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding encode_unicode v0.1.3 (latest: v1.0.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding nix v0.5.1 (latest: v0.28.0) [INFO] [stderr] Adding rustyline v1.0.0 (latest: v14.0.0) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding time v0.1.45 (latest: v0.3.34) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [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 app_dirs v1.2.1 [INFO] [stderr] Downloaded encode_unicode v0.1.3 [INFO] [stderr] Downloaded rustyline v1.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0619d1f7acc6668d9daed6e4414b83018c2a1e43361a3f852c49f58ddf02abb3 [INFO] running `Command { std: "docker" "start" "-a" "0619d1f7acc6668d9daed6e4414b83018c2a1e43361a3f852c49f58ddf02abb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0619d1f7acc6668d9daed6e4414b83018c2a1e43361a3f852c49f58ddf02abb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0619d1f7acc6668d9daed6e4414b83018c2a1e43361a3f852c49f58ddf02abb3", kill_on_drop: false }` [INFO] [stdout] 0619d1f7acc6668d9daed6e4414b83018c2a1e43361a3f852c49f58ddf02abb3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a2d62c72645114000940248250eb3a80991c996f7e50a9bc61caf62558e0634e [INFO] running `Command { std: "docker" "start" "-a" "a2d62c72645114000940248250eb3a80991c996f7e50a9bc61caf62558e0634e", kill_on_drop: false }` [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking xdg v2.5.2 [INFO] [stderr] Checking encode_unicode v0.1.3 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking nix v0.5.1 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking app_dirs v1.2.1 [INFO] [stderr] Checking rustyline v1.0.0 [INFO] [stderr] Checking regtest v0.3.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> src/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:48:1 [INFO] [stdout] | [INFO] [stdout] 48 | / bitflags! { [INFO] [stdout] 49 | | flags Config: u32 { [INFO] [stdout] 50 | | const VERBOSE_ERRORS = 0b00000001, [INFO] [stdout] 51 | | const CAPTURE_GROUPS = 0b00000010, [INFO] [stdout] 52 | | const COMPILE_TIME = 0b00000100, [INFO] [stdout] 53 | | } [INFO] [stdout] 54 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:48:1 [INFO] [stdout] | [INFO] [stdout] 48 | / bitflags! { [INFO] [stdout] 49 | | flags Config: u32 { [INFO] [stdout] 50 | | const VERBOSE_ERRORS = 0b00000001, [INFO] [stdout] 51 | | const CAPTURE_GROUPS = 0b00000010, [INFO] [stdout] 52 | | const COMPILE_TIME = 0b00000100, [INFO] [stdout] 53 | | } [INFO] [stdout] 54 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> src/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:48:1 [INFO] [stdout] | [INFO] [stdout] 48 | / bitflags! { [INFO] [stdout] 49 | | flags Config: u32 { [INFO] [stdout] 50 | | const VERBOSE_ERRORS = 0b00000001, [INFO] [stdout] 51 | | const CAPTURE_GROUPS = 0b00000010, [INFO] [stdout] 52 | | const COMPILE_TIME = 0b00000100, [INFO] [stdout] 53 | | } [INFO] [stdout] 54 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:48:1 [INFO] [stdout] | [INFO] [stdout] 48 | / bitflags! { [INFO] [stdout] 49 | | flags Config: u32 { [INFO] [stdout] 50 | | const VERBOSE_ERRORS = 0b00000001, [INFO] [stdout] 51 | | const CAPTURE_GROUPS = 0b00000010, [INFO] [stdout] 52 | | const COMPILE_TIME = 0b00000100, [INFO] [stdout] 53 | | } [INFO] [stdout] 54 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.35s [INFO] running `Command { std: "docker" "inspect" "a2d62c72645114000940248250eb3a80991c996f7e50a9bc61caf62558e0634e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2d62c72645114000940248250eb3a80991c996f7e50a9bc61caf62558e0634e", kill_on_drop: false }` [INFO] [stdout] a2d62c72645114000940248250eb3a80991c996f7e50a9bc61caf62558e0634e [INFO] checking regtest-0.3.5 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate regtest 0.3.5 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate regtest 0.3.5 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 regtest 0.3.5 [INFO] finished tweaking crates.io crate regtest 0.3.5 [INFO] tweaked toml for crates.io crate regtest 0.3.5 written to /workspace/builds/worker-1-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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 972e0028fc7153f49188f63db1fef33f84f6d43e8368e81e924d2a0086526d62 [INFO] running `Command { std: "docker" "start" "-a" "972e0028fc7153f49188f63db1fef33f84f6d43e8368e81e924d2a0086526d62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "972e0028fc7153f49188f63db1fef33f84f6d43e8368e81e924d2a0086526d62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "972e0028fc7153f49188f63db1fef33f84f6d43e8368e81e924d2a0086526d62", kill_on_drop: false }` [INFO] [stdout] 972e0028fc7153f49188f63db1fef33f84f6d43e8368e81e924d2a0086526d62 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 420d226113ba9981914c4c8e50b5f0981ccef4358b924f6666a14d2b2d6c07ab [INFO] running `Command { std: "docker" "start" "-a" "420d226113ba9981914c4c8e50b5f0981ccef4358b924f6666a14d2b2d6c07ab", kill_on_drop: false }` [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Checking encode_unicode v0.1.3 [INFO] [stderr] Checking xdg v2.5.2 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking nix v0.5.1 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking app_dirs v1.2.1 [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" "420d226113ba9981914c4c8e50b5f0981ccef4358b924f6666a14d2b2d6c07ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "420d226113ba9981914c4c8e50b5f0981ccef4358b924f6666a14d2b2d6c07ab", kill_on_drop: false }` [INFO] [stdout] 420d226113ba9981914c4c8e50b5f0981ccef4358b924f6666a14d2b2d6c07ab