[INFO] fetching crate apt-pkg-native 0.3.2...
[INFO] checking apt-pkg-native-0.3.2 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate apt-pkg-native 0.3.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate apt-pkg-native 0.3.2 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate apt-pkg-native 0.3.2
[INFO] finished tweaking crates.io crate apt-pkg-native 0.3.2
[INFO] tweaked toml for crates.io crate apt-pkg-native 0.3.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate apt-pkg-native 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded boolinator v2.4.0
[INFO] [stderr]   Downloaded cc v1.0.61
[INFO] [stderr]   Downloaded itertools v0.9.0
[INFO] [stderr]   Downloaded libc v0.2.80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85a88d41b554e41282d1ce2b661bf9b680c6f9380219f3a099d9e6b3f0baacfc
[INFO] running `Command { std: "docker" "start" "-a" "85a88d41b554e41282d1ce2b661bf9b680c6f9380219f3a099d9e6b3f0baacfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85a88d41b554e41282d1ce2b661bf9b680c6f9380219f3a099d9e6b3f0baacfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85a88d41b554e41282d1ce2b661bf9b680c6f9380219f3a099d9e6b3f0baacfc", kill_on_drop: false }`
[INFO] [stdout] 85a88d41b554e41282d1ce2b661bf9b680c6f9380219f3a099d9e6b3f0baacfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78a62675fdc83f919749c142b47e85dc3c66dba2056ff9eb8c94527356d4bf0c
[INFO] running `Command { std: "docker" "start" "-a" "78a62675fdc83f919749c142b47e85dc3c66dba2056ff9eb8c94527356d4bf0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking boolinator v2.4.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling apt-pkg-native v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `cache` is never read
[INFO] [stdout]    --> src/sane.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub struct PkgIterator<'c> {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 102 |     cache: MutexGuard<'c, raw::CacheHolder>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PkgIterator` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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: field `cache` is never read
[INFO] [stdout]    --> src/sane.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub struct PkgIterator<'c> {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 102 |     cache: MutexGuard<'c, raw::CacheHolder>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PkgIterator` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 3.28s
[INFO] running `Command { std: "docker" "inspect" "78a62675fdc83f919749c142b47e85dc3c66dba2056ff9eb8c94527356d4bf0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78a62675fdc83f919749c142b47e85dc3c66dba2056ff9eb8c94527356d4bf0c", kill_on_drop: false }`
[INFO] [stdout] 78a62675fdc83f919749c142b47e85dc3c66dba2056ff9eb8c94527356d4bf0c