[INFO] fetching crate zeroize_derive 1.4.2...
[INFO] checking zeroize_derive-1.4.2 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate zeroize_derive 1.4.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate zeroize_derive 1.4.2 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 zeroize_derive 1.4.2
[INFO] finished tweaking crates.io crate zeroize_derive 1.4.2
[INFO] tweaked toml for crates.io crate zeroize_derive 1.4.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--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]      Locking 4 packages to latest compatible versions
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 8d60c3b30a0f6649a48343d62660da9758f5c8c473814ce51a44e1ee98c11c71
[INFO] running `Command { std: "docker" "start" "-a" "8d60c3b30a0f6649a48343d62660da9758f5c8c473814ce51a44e1ee98c11c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d60c3b30a0f6649a48343d62660da9758f5c8c473814ce51a44e1ee98c11c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d60c3b30a0f6649a48343d62660da9758f5c8c473814ce51a44e1ee98c11c71", kill_on_drop: false }`
[INFO] [stdout] 8d60c3b30a0f6649a48343d62660da9758f5c8c473814ce51a44e1ee98c11c71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 12a24d56a433d37eb360ab9dedddb68c5062f54fbb2755de40b9038552cffe8b
[INFO] running `Command { std: "docker" "start" "-a" "12a24d56a433d37eb360ab9dedddb68c5062f54fbb2755de40b9038552cffe8b", kill_on_drop: false }`
[INFO] [stderr]     Checking zeroize_derive v1.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:179:13
[INFO] [stdout]     |
[INFO] [stdout] 179 |             syn::Data::Enum(enum_) => {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:5:42
[INFO] [stdout]     |
[INFO] [stdout] 5   | #![warn(rust_2018_idioms, trivial_casts, unused_qualifications)]
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 179 -             syn::Data::Enum(enum_) => {
[INFO] [stdout] 179 +             Data::Enum(enum_) => {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:194:13
[INFO] [stdout]     |
[INFO] [stdout] 194 |             syn::Data::Struct(struct_) => {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 194 -             syn::Data::Struct(struct_) => {
[INFO] [stdout] 194 +             Data::Struct(struct_) => {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:204:13
[INFO] [stdout]     |
[INFO] [stdout] 204 |             syn::Data::Union(union_) => panic!("Unsupported untagged union {:?}", union_),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 204 -             syn::Data::Union(union_) => panic!("Unsupported untagged union {:?}", union_),
[INFO] [stdout] 204 +             Data::Union(union_) => panic!("Unsupported untagged union {:?}", union_),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:179:13
[INFO] [stdout]     |
[INFO] [stdout] 179 |             syn::Data::Enum(enum_) => {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:5:42
[INFO] [stdout]     |
[INFO] [stdout] 5   | #![warn(rust_2018_idioms, trivial_casts, unused_qualifications)]
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 179 -             syn::Data::Enum(enum_) => {
[INFO] [stdout] 179 +             Data::Enum(enum_) => {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:194:13
[INFO] [stdout]     |
[INFO] [stdout] 194 |             syn::Data::Struct(struct_) => {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 194 -             syn::Data::Struct(struct_) => {
[INFO] [stdout] 194 +             Data::Struct(struct_) => {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:204:13
[INFO] [stdout]     |
[INFO] [stdout] 204 |             syn::Data::Union(union_) => panic!("Unsupported untagged union {:?}", union_),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 204 -             syn::Data::Union(union_) => panic!("Unsupported untagged union {:?}", union_),
[INFO] [stdout] 204 +             Data::Union(union_) => panic!("Unsupported untagged union {:?}", union_),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "12a24d56a433d37eb360ab9dedddb68c5062f54fbb2755de40b9038552cffe8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12a24d56a433d37eb360ab9dedddb68c5062f54fbb2755de40b9038552cffe8b", kill_on_drop: false }`
[INFO] [stdout] 12a24d56a433d37eb360ab9dedddb68c5062f54fbb2755de40b9038552cffe8b