[INFO] fetching crate darling-template 0.1.1...
[INFO] building darling-template-0.1.1 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate darling-template 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate darling-template 0.1.1 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 darling-template 0.1.1
[INFO] finished tweaking crates.io crate darling-template 0.1.1
[INFO] tweaked toml for crates.io crate darling-template 0.1.1 written to /workspace/builds/worker-4-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]     Blocking waiting for file lock on package cache
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded darling-api v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9663a6603e71cb2db99a5b375a47ad41900e44fd8abbbe9fa39dda02fc1bb417
[INFO] running `Command { std: "docker" "start" "-a" "9663a6603e71cb2db99a5b375a47ad41900e44fd8abbbe9fa39dda02fc1bb417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9663a6603e71cb2db99a5b375a47ad41900e44fd8abbbe9fa39dda02fc1bb417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9663a6603e71cb2db99a5b375a47ad41900e44fd8abbbe9fa39dda02fc1bb417", kill_on_drop: false }`
[INFO] [stdout] 9663a6603e71cb2db99a5b375a47ad41900e44fd8abbbe9fa39dda02fc1bb417
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 34d98844f5aba4b0e36c324e874e1c7d0143dbb9c763d9935612df0a850d1807
[INFO] running `Command { std: "docker" "start" "-a" "34d98844f5aba4b0e36c324e874e1c7d0143dbb9c763d9935612df0a850d1807", kill_on_drop: false }`
[INFO] [stderr]    Compiling darling-api v0.1.4
[INFO] [stderr]    Compiling darling-template v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> src/lib.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn install(&self, context: &darling::Context, package: &darling::InstallationEntry) -> anyhow::Result<()> {
[INFO] [stdout]    |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `package`
[INFO] [stdout]   --> src/lib.rs:14:51
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn install(&self, context: &darling::Context, package: &darling::InstallationEntry) -> anyhow::Result<()> {
[INFO] [stdout]    |                                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_package`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> src/lib.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn uninstall(&self, context: &darling::Context, package: &darling::InstallationEntry) -> anyhow::Result<()> {
[INFO] [stdout]    |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `package`
[INFO] [stdout]   --> src/lib.rs:18:53
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn uninstall(&self, context: &darling::Context, package: &darling::InstallationEntry) -> anyhow::Result<()> {
[INFO] [stdout]    |                                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_package`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> src/lib.rs:22:32
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn get_all_explicit(&self, context: &darling::Context) -> anyhow::Result<Vec<(String, String)>> {
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "34d98844f5aba4b0e36c324e874e1c7d0143dbb9c763d9935612df0a850d1807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34d98844f5aba4b0e36c324e874e1c7d0143dbb9c763d9935612df0a850d1807", kill_on_drop: false }`
[INFO] [stdout] 34d98844f5aba4b0e36c324e874e1c7d0143dbb9c763d9935612df0a850d1807
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 86f9f04ffaac49644dcf7acc9248ccb2993ed24a5e6297860d8b3b3e4e9affa8
[INFO] running `Command { std: "docker" "start" "-a" "86f9f04ffaac49644dcf7acc9248ccb2993ed24a5e6297860d8b3b3e4e9affa8", kill_on_drop: false }`
[INFO] [stderr]    Compiling darling-template v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> src/lib.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn install(&self, context: &darling::Context, package: &darling::InstallationEntry) -> anyhow::Result<()> {
[INFO] [stdout]    |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `package`
[INFO] [stdout]   --> src/lib.rs:14:51
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn install(&self, context: &darling::Context, package: &darling::InstallationEntry) -> anyhow::Result<()> {
[INFO] [stdout]    |                                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_package`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> src/lib.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn uninstall(&self, context: &darling::Context, package: &darling::InstallationEntry) -> anyhow::Result<()> {
[INFO] [stdout]    |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `package`
[INFO] [stdout]   --> src/lib.rs:18:53
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn uninstall(&self, context: &darling::Context, package: &darling::InstallationEntry) -> anyhow::Result<()> {
[INFO] [stdout]    |                                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_package`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> src/lib.rs:22:32
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn get_all_explicit(&self, context: &darling::Context) -> anyhow::Result<Vec<(String, String)>> {
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> src/lib.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn install(&self, context: &darling::Context, package: &darling::InstallationEntry) -> anyhow::Result<()> {
[INFO] [stdout]    |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `package`
[INFO] [stdout]   --> src/lib.rs:14:51
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn install(&self, context: &darling::Context, package: &darling::InstallationEntry) -> anyhow::Result<()> {
[INFO] [stdout]    |                                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_package`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> src/lib.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn uninstall(&self, context: &darling::Context, package: &darling::InstallationEntry) -> anyhow::Result<()> {
[INFO] [stdout]    |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `package`
[INFO] [stdout]   --> src/lib.rs:18:53
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn uninstall(&self, context: &darling::Context, package: &darling::InstallationEntry) -> anyhow::Result<()> {
[INFO] [stdout]    |                                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_package`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> src/lib.rs:22:32
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn get_all_explicit(&self, context: &darling::Context) -> anyhow::Result<Vec<(String, String)>> {
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "86f9f04ffaac49644dcf7acc9248ccb2993ed24a5e6297860d8b3b3e4e9affa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86f9f04ffaac49644dcf7acc9248ccb2993ed24a5e6297860d8b3b3e4e9affa8", kill_on_drop: false }`
[INFO] [stdout] 86f9f04ffaac49644dcf7acc9248ccb2993ed24a5e6297860d8b3b3e4e9affa8