[INFO] fetching crate happi-derive 0.0.6...
[INFO] building happi-derive-0.0.6 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate happi-derive 0.0.6 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate happi-derive 0.0.6 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 happi-derive 0.0.6
[INFO] finished tweaking crates.io crate happi-derive 0.0.6
[INFO] tweaked toml for crates.io crate happi-derive 0.0.6 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]      Locking 2 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] 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] 8bbaefccab23512c1a8cd2b01fd268f07894c833034659fd14dcd20fcfa9a1d6
[INFO] running `Command { std: "docker" "start" "-a" "8bbaefccab23512c1a8cd2b01fd268f07894c833034659fd14dcd20fcfa9a1d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bbaefccab23512c1a8cd2b01fd268f07894c833034659fd14dcd20fcfa9a1d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bbaefccab23512c1a8cd2b01fd268f07894c833034659fd14dcd20fcfa9a1d6", kill_on_drop: false }`
[INFO] [stdout] 8bbaefccab23512c1a8cd2b01fd268f07894c833034659fd14dcd20fcfa9a1d6
[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] 870a1d00d08e484084eb324fce30364b16b076af44df1c1ae77b68ffc61b9cad
[INFO] running `Command { std: "docker" "start" "-a" "870a1d00d08e484084eb324fce30364b16b076af44df1c1ae77b68ffc61b9cad", kill_on_drop: false }`
[INFO] [stderr]    Compiling happi-derive v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: extern crate `proc_macro2` is unused in crate `happi_derive`
[INFO] [stdout]    |
[INFO] [stdout]    = help: remove the dependency or add `use proc_macro2 as _;` to the crate root
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![warn(unused_crate_dependencies)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]   --> src/lib.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn foo(attr: proc_macro::TokenStream,
[INFO] [stdout]    |            ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "870a1d00d08e484084eb324fce30364b16b076af44df1c1ae77b68ffc61b9cad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "870a1d00d08e484084eb324fce30364b16b076af44df1c1ae77b68ffc61b9cad", kill_on_drop: false }`
[INFO] [stdout] 870a1d00d08e484084eb324fce30364b16b076af44df1c1ae77b68ffc61b9cad
[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] 682ee51d74983f3114dcbc02ebdb5d221651c972089f475d9d4016d4334e0896
[INFO] running `Command { std: "docker" "start" "-a" "682ee51d74983f3114dcbc02ebdb5d221651c972089f475d9d4016d4334e0896", kill_on_drop: false }`
[INFO] [stderr]    Compiling happi-derive v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: extern crate `proc_macro2` is unused in crate `happi_derive`
[INFO] [stdout]    |
[INFO] [stdout]    = help: remove the dependency or add `use proc_macro2 as _;` to the crate root
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![warn(unused_crate_dependencies)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: extern crate `proc_macro2` is unused in crate `happi_derive`
[INFO] [stdout]    |
[INFO] [stdout]    = help: remove the dependency or add `use proc_macro2 as _;` to the crate root
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![warn(unused_crate_dependencies)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]   --> src/lib.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn foo(attr: proc_macro::TokenStream,
[INFO] [stdout]    |            ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]   --> src/lib.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn foo(attr: proc_macro::TokenStream,
[INFO] [stdout]    |            ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "682ee51d74983f3114dcbc02ebdb5d221651c972089f475d9d4016d4334e0896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "682ee51d74983f3114dcbc02ebdb5d221651c972089f475d9d4016d4334e0896", kill_on_drop: false }`
[INFO] [stdout] 682ee51d74983f3114dcbc02ebdb5d221651c972089f475d9d4016d4334e0896