[INFO] fetching crate xparse 0.1.10... [INFO] checking xparse-0.1.10 against master#b56aaec52bc0fa35591a872fb4aac81f606e265c for pr-122661-1 [INFO] extracting crate xparse 0.1.10 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate xparse 0.1.10 [INFO] finished tweaking crates.io crate xparse 0.1.10 [INFO] tweaked toml for crates.io crate xparse 0.1.10 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate xparse 0.1.10 on toolchain b56aaec52bc0fa35591a872fb4aac81f606e265c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "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" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "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 47 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded xparse-macros v0.1.10 [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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 519061a7764047b9ffbb44b182240fcaa76b9c564c505517c517770897295bac [INFO] running `Command { std: "docker" "start" "-a" "519061a7764047b9ffbb44b182240fcaa76b9c564c505517c517770897295bac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "519061a7764047b9ffbb44b182240fcaa76b9c564c505517c517770897295bac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "519061a7764047b9ffbb44b182240fcaa76b9c564c505517c517770897295bac", kill_on_drop: false }` [INFO] [stdout] 519061a7764047b9ffbb44b182240fcaa76b9c564c505517c517770897295bac [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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 49980da17e91b94b76631deebacec8c5044ecf4ab0e9caf5045c6118c112a16d [INFO] running `Command { std: "docker" "start" "-a" "49980da17e91b94b76631deebacec8c5044ecf4ab0e9caf5045c6118c112a16d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Checking cfg-if v1.0.1 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking pin-project-lite v0.2.16 [INFO] [stderr] Checking bytes v1.10.1 [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking mio v1.0.4 [INFO] [stderr] Checking socket2 v0.6.0 [INFO] [stderr] Checking signal-hook-registry v1.4.5 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking parking_lot v0.12.4 [INFO] [stderr] Compiling thiserror-impl-no-std v2.0.2 [INFO] [stderr] Checking thiserror-no-std v2.0.2 [INFO] [stderr] Compiling xparse-macros v0.1.10 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Checking xparse v0.1.10 (/opt/rustwide/workdir) [INFO] [stderr] Checking tokio v1.47.0 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | String(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Value` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [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] 18 - String(String), [INFO] [stdout] 18 + String(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | Number(f64), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Value` has derived impls for the traits `Clone` and `Debug`, but these are 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] 19 - Number(f64), [INFO] [stdout] 19 + Number(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json.rs:20:10 [INFO] [stdout] | [INFO] [stdout] 20 | Bool(bool), [INFO] [stdout] | ---- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Value` has derived impls for the traits `Clone` and `Debug`, but these are 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 - Bool(bool), [INFO] [stdout] 20 + Bool(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json.rs:21:11 [INFO] [stdout] | [INFO] [stdout] 21 | Array(Vec), [INFO] [stdout] | ----- ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Value` has derived impls for the traits `Clone` and `Debug`, but these are 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] 21 - Array(Vec), [INFO] [stdout] 21 + Array(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/json.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | Object(HashMap), [INFO] [stdout] | ------ ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Value` has derived impls for the traits `Clone` and `Debug`, but these are 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 - Object(HashMap), [INFO] [stdout] 22 + Object(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.55s [INFO] running `Command { std: "docker" "inspect" "49980da17e91b94b76631deebacec8c5044ecf4ab0e9caf5045c6118c112a16d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49980da17e91b94b76631deebacec8c5044ecf4ab0e9caf5045c6118c112a16d", kill_on_drop: false }` [INFO] [stdout] 49980da17e91b94b76631deebacec8c5044ecf4ab0e9caf5045c6118c112a16d