[INFO] fetching crate kind-checker 0.1.3... [INFO] checking kind-checker-0.1.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate kind-checker 0.1.3 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate kind-checker 0.1.3 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 89 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding bitmaps v2.1.0 (latest: v3.2.1) [INFO] [stderr] Adding clap v3.2.25 (latest: v4.5.4) [INFO] [stderr] Adding clap_derive v3.2.25 (latest: v4.5.4) [INFO] [stderr] Adding clap_lex v0.2.4 (latest: v0.7.0) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding heck v0.4.1 (latest: v0.5.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding numtoa v0.1.0 (latest: v0.2.4) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding os_str_bytes v6.6.1 (latest: v7.0.0) [INFO] [stderr] Adding redox_syscall v0.2.16 (latest: v0.5.1) [INFO] [stderr] Adding sized-chunks v0.6.5 (latest: v0.7.0) [INFO] [stderr] Adding strsim v0.10.0 (latest: v0.11.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding sysinfo v0.29.11 (latest: v0.30.8) [INFO] [stderr] Adding termion v1.5.6 (latest: v3.0.0) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] [stderr] Adding yansi v0.5.1 (latest: v1.0.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded kind-report v0.1.3 [INFO] [stderr] Downloaded termsize v0.1.6 [INFO] [stderr] Downloaded highlight_error v0.1.1 [INFO] [stderr] Downloaded clap_derive v3.2.25 [INFO] [stderr] Downloaded HOPA v0.1.2 [INFO] [stderr] Downloaded kind-tree v0.1.3 [INFO] [stderr] Downloaded kind-span v0.1.3 [INFO] [stderr] Downloaded refl v0.2.1 [INFO] [stderr] Downloaded hvm v1.0.11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6bed8bcf0c04286da54ec1fe7e72a86566caf4d901e78080ebc94e4cb8b1240e [INFO] running `Command { std: "docker" "start" "-a" "6bed8bcf0c04286da54ec1fe7e72a86566caf4d901e78080ebc94e4cb8b1240e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6bed8bcf0c04286da54ec1fe7e72a86566caf4d901e78080ebc94e4cb8b1240e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6bed8bcf0c04286da54ec1fe7e72a86566caf4d901e78080ebc94e4cb8b1240e", kill_on_drop: false }` [INFO] [stdout] 6bed8bcf0c04286da54ec1fe7e72a86566caf4d901e78080ebc94e4cb8b1240e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5dc047c9b7a1ebdd5a3d9b910b2be3d3d0b94d46cc478f36664ab5f9ffcee939 [INFO] running `Command { std: "docker" "start" "-a" "5dc047c9b7a1ebdd5a3d9b910b2be3d3d0b94d46cc478f36664ab5f9ffcee939", kill_on_drop: false }` [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking os_str_bytes v6.6.1 [INFO] [stderr] Compiling clap_derive v3.2.25 [INFO] [stderr] Checking crossbeam-channel v0.5.12 [INFO] [stderr] Checking crossbeam-queue v0.3.11 [INFO] [stderr] Checking textwrap v0.16.1 [INFO] [stderr] Checking highlight_error v0.1.1 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking sysinfo v0.29.11 [INFO] [stderr] Checking HOPA v0.1.2 [INFO] [stderr] Checking bitmaps v2.1.0 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Compiling im-rc v15.1.0 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking kind-span v0.1.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking termsize v0.1.6 [INFO] [stderr] Checking yansi v0.5.1 [INFO] [stderr] Checking rand_xoshiro v0.6.0 [INFO] [stderr] Checking pathdiff v0.2.1 [INFO] [stderr] Checking crossbeam v0.8.4 [INFO] [stderr] Checking refl v0.2.1 [INFO] [stderr] Checking kind-report v0.1.3 [INFO] [stderr] Checking sized-chunks v0.6.5 [INFO] [stderr] Checking clap v3.2.25 [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: `#[warn(dead_code)]` 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((), 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] 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((), 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] 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((), 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] 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((), 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] 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((), 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] 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((), 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] 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((), Range, Vec>), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [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: `#[warn(dead_code)]` 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((), 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] 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((), 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] 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((), 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] 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((), 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] 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((), 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] 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((), 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] 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((), Range, Vec>), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.79s [INFO] running `Command { std: "docker" "inspect" "5dc047c9b7a1ebdd5a3d9b910b2be3d3d0b94d46cc478f36664ab5f9ffcee939", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5dc047c9b7a1ebdd5a3d9b910b2be3d3d0b94d46cc478f36664ab5f9ffcee939", kill_on_drop: false }` [INFO] [stdout] 5dc047c9b7a1ebdd5a3d9b910b2be3d3d0b94d46cc478f36664ab5f9ffcee939