[INFO] fetching crate code-product 0.4.1...
[INFO] building code-product-0.4.1 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate code-product 0.4.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate code-product 0.4.1 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate code-product 0.4.1
[INFO] finished tweaking crates.io crate code-product 0.4.1
[INFO] tweaked toml for crates.io crate code-product 0.4.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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 code-product-lib v0.4.1
[INFO] [stderr]   Downloaded code-product-macro v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d795da2dcb8369ad3595044871167aad5ef96ba78e56580b9b79e904e56d400c
[INFO] running `Command { std: "docker" "start" "-a" "d795da2dcb8369ad3595044871167aad5ef96ba78e56580b9b79e904e56d400c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d795da2dcb8369ad3595044871167aad5ef96ba78e56580b9b79e904e56d400c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d795da2dcb8369ad3595044871167aad5ef96ba78e56580b9b79e904e56d400c", kill_on_drop: false }`
[INFO] [stdout] d795da2dcb8369ad3595044871167aad5ef96ba78e56580b9b79e904e56d400c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03ef8d718a5dcdfc3a6879c1036657ec0e81df17a8213f87ca0cf1919e97dc00
[INFO] running `Command { std: "docker" "start" "-a" "03ef8d718a5dcdfc3a6879c1036657ec0e81df17a8213f87ca0cf1919e97dc00", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling code-product-lib v0.4.1
[INFO] [stderr]    Compiling code-product-macro v0.4.1
[INFO] [stderr]    Compiling code-product v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "03ef8d718a5dcdfc3a6879c1036657ec0e81df17a8213f87ca0cf1919e97dc00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03ef8d718a5dcdfc3a6879c1036657ec0e81df17a8213f87ca0cf1919e97dc00", kill_on_drop: false }`
[INFO] [stdout] 03ef8d718a5dcdfc3a6879c1036657ec0e81df17a8213f87ca0cf1919e97dc00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08967f4737273e50c43ccd1f6e40af406b18bc11209ddc18603270a2cc036ec1
[INFO] running `Command { std: "docker" "start" "-a" "08967f4737273e50c43ccd1f6e40af406b18bc11209ddc18603270a2cc036ec1", kill_on_drop: false }`
[INFO] [stderr]    Compiling code-product v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/product_macro.rs:19:15
[INFO] [stdout]    |
[INFO] [stdout] 19 |         $(T: (i32))
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 20 |         struct $((Foo)(Bar)) ($T);
[INFO] [stdout]    |                   --- field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/product_macro.rs:19:15
[INFO] [stdout]    |
[INFO] [stdout] 19 |         $(T: (i32))
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 20 |         struct $((Foo)(Bar)) ($T);
[INFO] [stdout]    |                        --- field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/product_macro.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |         $(T: (i32))
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 31 |         struct $((Foo)(Bar)) ($T);
[INFO] [stdout]    |                   --- field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/product_macro.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |         $(T: (i32))
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 31 |         struct $((Foo)(Bar)) ($T);
[INFO] [stdout]    |                        --- field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/product_macro.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 |         $(T: (&'static str))
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 33 |         struct $((Baz)(Barf)) ($T);
[INFO] [stdout]    |                   --- field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/product_macro.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 |         $(T: (&'static str))
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 33 |         struct $((Baz)(Barf)) ($T);
[INFO] [stdout]    |                        ---- field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for the crate
[INFO] [stdout]   --> tests/product_macro.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / use code_product::{product, product_items};
[INFO] [stdout] 2  | |
[INFO] [stdout] 3  | | #[test]
[INFO] [stdout] 4  | | #[allow(dead_code)]
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |     let _ = Barf("barf");
[INFO] [stdout] 40 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W missing-docs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "08967f4737273e50c43ccd1f6e40af406b18bc11209ddc18603270a2cc036ec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08967f4737273e50c43ccd1f6e40af406b18bc11209ddc18603270a2cc036ec1", kill_on_drop: false }`
[INFO] [stdout] 08967f4737273e50c43ccd1f6e40af406b18bc11209ddc18603270a2cc036ec1