[INFO] fetching crate tldextract 0.6.0...
[INFO] checking tldextract-0.6.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate tldextract 0.6.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate tldextract 0.6.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tldextract 0.6.0
[INFO] finished tweaking crates.io crate tldextract 0.6.0
[INFO] tweaked toml for crates.io crate tldextract 0.6.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate tldextract 0.6.0 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11d267214264a3b2042c0d31c2385bd1b4ffb99d13fe7217c0de96d8d81d6ed4
[INFO] running `Command { std: "docker" "start" "-a" "11d267214264a3b2042c0d31c2385bd1b4ffb99d13fe7217c0de96d8d81d6ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11d267214264a3b2042c0d31c2385bd1b4ffb99d13fe7217c0de96d8d81d6ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11d267214264a3b2042c0d31c2385bd1b4ffb99d13fe7217c0de96d8d81d6ed4", kill_on_drop: false }`
[INFO] [stdout] 11d267214264a3b2042c0d31c2385bd1b4ffb99d13fe7217c0de96d8d81d6ed4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6336be65a97332e976d5d9c7d9fe9756b6fd9c3d7c74d59050d34c1024ed8e25
[INFO] running `Command { std: "docker" "start" "-a" "6336be65a97332e976d5d9c7d9fe9756b6fd9c3d7c74d59050d34c1024ed8e25", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking tinyvec v1.5.0
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]     Checking thiserror v1.0.29
[INFO] [stderr]     Checking tldextract v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `private_domains`
[INFO] [stdout]   --> src/cache/mod.rs:23:44
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn get_tld_cache<'a, O>(local_path: O, private_domains: bool) -> HashSet<String>
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_private_domains`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `private_domains`
[INFO] [stdout]   --> src/cache/mod.rs:23:44
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn get_tld_cache<'a, O>(local_path: O, private_domains: bool) -> HashSet<String>
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_private_domains`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 13.80s
[INFO] running `Command { std: "docker" "inspect" "6336be65a97332e976d5d9c7d9fe9756b6fd9c3d7c74d59050d34c1024ed8e25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6336be65a97332e976d5d9c7d9fe9756b6fd9c3d7c74d59050d34c1024ed8e25", kill_on_drop: false }`
[INFO] [stdout] 6336be65a97332e976d5d9c7d9fe9756b6fd9c3d7c74d59050d34c1024ed8e25