[INFO] fetching crate kind-checker 0.1.3... [INFO] checking kind-checker-0.1.3 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915 [INFO] extracting crate kind-checker 0.1.3 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate kind-checker 0.1.3 [INFO] finished tweaking crates.io crate kind-checker 0.1.3 [INFO] tweaked toml for crates.io crate kind-checker 0.1.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate kind-checker 0.1.3 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 86 packages to latest compatible versions [INFO] [stderr] Adding hvm v1.0.11 (available: v2.0.22) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8c97dac91ab9d790c69abfeff0d7d5cb2bb1f12bac1614d1b724aacb1f074065 [INFO] running `Command { std: "docker" "start" "-a" "8c97dac91ab9d790c69abfeff0d7d5cb2bb1f12bac1614d1b724aacb1f074065", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8c97dac91ab9d790c69abfeff0d7d5cb2bb1f12bac1614d1b724aacb1f074065", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c97dac91ab9d790c69abfeff0d7d5cb2bb1f12bac1614d1b724aacb1f074065", kill_on_drop: false }` [INFO] [stdout] 8c97dac91ab9d790c69abfeff0d7d5cb2bb1f12bac1614d1b724aacb1f074065 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 84ef36e5bf01bb5a9eeb6b59b082a34220c7b6df2ce623d9f5d218fcc38f6430 [INFO] running `Command { std: "docker" "start" "-a" "84ef36e5bf01bb5a9eeb6b59b082a34220c7b6df2ce623d9f5d218fcc38f6430", kill_on_drop: false }` [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking memchr v2.8.0 [INFO] [stderr] Checking os_str_bytes v6.6.1 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking textwrap v0.16.2 [INFO] [stderr] Checking highlight_error v0.1.1 [INFO] [stderr] Checking bitmaps v2.1.0 [INFO] [stderr] Checking HOPA v0.1.2 [INFO] [stderr] Checking sysinfo v0.29.11 [INFO] [stderr] Checking instant v0.1.13 [INFO] [stderr] Compiling clap_derive v3.2.25 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Compiling im-rc v15.1.0 [INFO] [stderr] Checking kind-span v0.1.3 [INFO] [stderr] Checking rand_xoshiro v0.6.0 [INFO] [stderr] Checking termsize v0.1.9 [INFO] [stderr] Checking refl v0.2.1 [INFO] [stderr] Checking kind-report v0.1.3 [INFO] [stderr] Checking object v0.37.3 [INFO] [stderr] Checking sized-chunks v0.6.5 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Checking backtrace v0.3.76 [INFO] [stderr] Checking hvm v1.0.11 [INFO] [stderr] Checking kind-tree v0.1.3 [INFO] [stderr] Checking kind-checker v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/diagnostic.rs:14:21 [INFO] [stdout] | [INFO] [stdout] 14 | UnboundVariable(Context, Range), [INFO] [stdout] | --------------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeDiagnostic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 14 - UnboundVariable(Context, Range), [INFO] [stdout] 14 + UnboundVariable((), Range), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/diagnostic.rs:15:19 [INFO] [stdout] | [INFO] [stdout] 15 | CantInferHole(Context, Range), [INFO] [stdout] | ------------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeDiagnostic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 15 - CantInferHole(Context, Range), [INFO] [stdout] 15 + CantInferHole((), Range), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/diagnostic.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | CantInferLambda(Context, Range), [INFO] [stdout] | --------------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeDiagnostic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 16 - CantInferLambda(Context, Range), [INFO] [stdout] 16 + CantInferLambda((), Range), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/diagnostic.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | InvalidCall(Context, Range), [INFO] [stdout] | ----------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeDiagnostic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 17 - InvalidCall(Context, Range), [INFO] [stdout] 17 + InvalidCall((), Range), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/diagnostic.rs:18:20 [INFO] [stdout] | [INFO] [stdout] 18 | ImpossibleCase(Context, Range, Box, Box), [INFO] [stdout] | -------------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeDiagnostic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 18 - ImpossibleCase(Context, Range, Box, Box), [INFO] [stdout] 18 + ImpossibleCase((), Range, Box, Box), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/diagnostic.rs:20:22 [INFO] [stdout] | [INFO] [stdout] 20 | TooManyArguments(Context, Range), [INFO] [stdout] | ---------------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeDiagnostic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 20 - TooManyArguments(Context, Range), [INFO] [stdout] 20 + TooManyArguments((), Range), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/diagnostic.rs:22:22 [INFO] [stdout] | [INFO] [stdout] 22 | UncoveredPattern(Context, Range, Vec>), [INFO] [stdout] | ---------------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeDiagnostic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 22 - UncoveredPattern(Context, Range, Vec>), [INFO] [stdout] 22 + UncoveredPattern((), Range, Vec>), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.94s [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/diagnostic.rs:14:21 [INFO] [stdout] | [INFO] [stdout] 14 | UnboundVariable(Context, Range), [INFO] [stdout] | --------------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeDiagnostic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 14 - UnboundVariable(Context, Range), [INFO] [stdout] 14 + UnboundVariable((), Range), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/diagnostic.rs:15:19 [INFO] [stdout] | [INFO] [stdout] 15 | CantInferHole(Context, Range), [INFO] [stdout] | ------------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeDiagnostic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 15 - CantInferHole(Context, Range), [INFO] [stdout] 15 + CantInferHole((), Range), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/diagnostic.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | CantInferLambda(Context, Range), [INFO] [stdout] | --------------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeDiagnostic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 16 - CantInferLambda(Context, Range), [INFO] [stdout] 16 + CantInferLambda((), Range), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/diagnostic.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | InvalidCall(Context, Range), [INFO] [stdout] | ----------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeDiagnostic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 17 - InvalidCall(Context, Range), [INFO] [stdout] 17 + InvalidCall((), Range), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/diagnostic.rs:18:20 [INFO] [stdout] | [INFO] [stdout] 18 | ImpossibleCase(Context, Range, Box, Box), [INFO] [stdout] | -------------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeDiagnostic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 18 - ImpossibleCase(Context, Range, Box, Box), [INFO] [stdout] 18 + ImpossibleCase((), Range, Box, Box), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/diagnostic.rs:20:22 [INFO] [stdout] | [INFO] [stdout] 20 | TooManyArguments(Context, Range), [INFO] [stdout] | ---------------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeDiagnostic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 20 - TooManyArguments(Context, Range), [INFO] [stdout] 20 + TooManyArguments((), Range), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/diagnostic.rs:22:22 [INFO] [stdout] | [INFO] [stdout] 22 | UncoveredPattern(Context, Range, Vec>), [INFO] [stdout] | ---------------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TypeDiagnostic` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 22 - UncoveredPattern(Context, Range, Vec>), [INFO] [stdout] 22 + UncoveredPattern((), Range, Vec>), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "84ef36e5bf01bb5a9eeb6b59b082a34220c7b6df2ce623d9f5d218fcc38f6430", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84ef36e5bf01bb5a9eeb6b59b082a34220c7b6df2ce623d9f5d218fcc38f6430", kill_on_drop: false }` [INFO] [stdout] 84ef36e5bf01bb5a9eeb6b59b082a34220c7b6df2ce623d9f5d218fcc38f6430