[INFO] fetching crate dbg-pls 0.4.3...
[INFO] checking dbg-pls-0.4.3 against master#5ad98b4026d5172f27615b105658bc8bfd677be8 for pr-129422
[INFO] extracting crate dbg-pls 0.4.3 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate dbg-pls 0.4.3 on toolchain 5ad98b4026d5172f27615b105658bc8bfd677be8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dbg-pls 0.4.3
[INFO] finished tweaking crates.io crate dbg-pls 0.4.3
[INFO] tweaked toml for crates.io crate dbg-pls 0.4.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "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 74 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding encode_unicode v0.3.6 (latest: v1.0.0)
[INFO] [stderr]       Adding quick-xml v0.32.0 (latest: v0.36.1)
[INFO] [stderr]       Adding stack_dst v0.6.1 (latest: v0.8.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "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 dbg-pls-derive v0.4.0
[INFO] [stderr]   Downloaded plist v1.7.0
[INFO] [stderr]   Downloaded stylish-ansi v0.1.1
[INFO] [stderr]   Downloaded stylish-style v0.1.0
[INFO] [stderr]   Downloaded stylish-core v0.1.1
[INFO] [stderr]   Downloaded stylish v0.1.0
[INFO] [stderr]   Downloaded stack_dst v0.6.1
[INFO] [stderr]   Downloaded quick-xml v0.32.0
[INFO] [stderr]   Downloaded syntect v5.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a1edc3a4513b29cfecaa9862d892d608e43c1ed2727f6719675fab552091a9e
[INFO] running `Command { std: "docker" "start" "-a" "6a1edc3a4513b29cfecaa9862d892d608e43c1ed2727f6719675fab552091a9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a1edc3a4513b29cfecaa9862d892d608e43c1ed2727f6719675fab552091a9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a1edc3a4513b29cfecaa9862d892d608e43c1ed2727f6719675fab552091a9e", kill_on_drop: false }`
[INFO] [stdout] 6a1edc3a4513b29cfecaa9862d892d608e43c1ed2727f6719675fab552091a9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87195975104c197989ce1ed71d92caeb23e8d8d8fa3fad3cb86afd8be0df3e9f
[INFO] running `Command { std: "docker" "start" "-a" "87195975104c197989ce1ed71d92caeb23e8d8d8fa3fad3cb86afd8be0df3e9f", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v2.0.77
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking insta v1.39.0
[INFO] [stderr]     Checking dbg-pls v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `DebugSelf` is never constructed
[INFO] [stdout]  --> src/impls/syn/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct DebugSelf<T>(T);
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DebugSelf` is never constructed
[INFO] [stdout]  --> src/impls/syn/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct DebugSelf<T>(T);
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.42s
[INFO] running `Command { std: "docker" "inspect" "87195975104c197989ce1ed71d92caeb23e8d8d8fa3fad3cb86afd8be0df3e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87195975104c197989ce1ed71d92caeb23e8d8d8fa3fad3cb86afd8be0df3e9f", kill_on_drop: false }`
[INFO] [stdout] 87195975104c197989ce1ed71d92caeb23e8d8d8fa3fad3cb86afd8be0df3e9f