[INFO] cloning repository https://github.com/n-arms/khaki
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/n-arms/khaki" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn-arms%2Fkhaki", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn-arms%2Fkhaki'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7043f50e195f1f5e3df3e5979e43aade790f6161
[INFO] building n-arms/khaki against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn-arms%2Fkhaki" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/n-arms/khaki 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 git repo https://github.com/n-arms/khaki
[INFO] finished tweaking git repo https://github.com/n-arms/khaki
[INFO] tweaked toml for git repo https://github.com/n-arms/khaki written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/n-arms/khaki 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] dfedb716a6b091799f310f365df5d7bef4ed3518271b502155ef6a6f120139d4
[INFO] running `Command { std: "docker" "start" "-a" "dfedb716a6b091799f310f365df5d7bef4ed3518271b502155ef6a6f120139d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfedb716a6b091799f310f365df5d7bef4ed3518271b502155ef6a6f120139d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfedb716a6b091799f310f365df5d7bef4ed3518271b502155ef6a6f120139d4", kill_on_drop: false }`
[INFO] [stdout] dfedb716a6b091799f310f365df5d7bef4ed3518271b502155ef6a6f120139d4
[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] e5716cf9083f569abfa912f0f461e167e7e94a5cbe3f0d67114f4cd6e2a4f070
[INFO] running `Command { std: "docker" "start" "-a" "e5716cf9083f569abfa912f0f461e167e7e94a5cbe3f0d67114f4cd6e2a4f070", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling ir v0.1.0 (/opt/rustwide/workdir/ir)
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stdout] warning: unused variable: `typ`
[INFO] [stdout]    --> ir/src/parsed.rs:111:36
[INFO] [stdout]     |
[INFO] [stdout] 111 |             Expr::Variable { name, typ } => write!(f, "{:?}", name),
[INFO] [stdout]     |                                    ^^^ help: try ignoring the field: `typ: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cc v1.2.5
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling codegen v0.1.0 (/opt/rustwide/workdir/codegen)
[INFO] [stdout] warning: unused import: `Generator`
[INFO] [stdout]  --> codegen/src/lib.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use generator::{generate, Env, Generator};
[INFO] [stdout]   |                                ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> codegen/src/lib.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn preamble(env: &mut Env) {}
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `push` is never used
[INFO] [stdout]   --> codegen/src/generator.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Generator {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 17 |     pub fn push(&mut self, char: char) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling psm v0.1.24
[INFO] [stderr]    Compiling stacker v0.1.17
[INFO] [stderr]    Compiling chumsky v0.9.3
[INFO] [stderr]    Compiling sized-chunks v0.6.5
[INFO] [stderr]    Compiling parser v0.1.0 (/opt/rustwide/workdir/parser)
[INFO] [stderr]    Compiling flatten v0.1.0 (/opt/rustwide/workdir/flatten)
[INFO] [stderr]    Compiling khaki v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.52s
[INFO] running `Command { std: "docker" "inspect" "e5716cf9083f569abfa912f0f461e167e7e94a5cbe3f0d67114f4cd6e2a4f070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5716cf9083f569abfa912f0f461e167e7e94a5cbe3f0d67114f4cd6e2a4f070", kill_on_drop: false }`
[INFO] [stdout] e5716cf9083f569abfa912f0f461e167e7e94a5cbe3f0d67114f4cd6e2a4f070
[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] 3a076066c2cf8255a9ff1e9d7b40ab8d9711960e8f95126ca0b81f9af067b8c0
[INFO] running `Command { std: "docker" "start" "-a" "3a076066c2cf8255a9ff1e9d7b40ab8d9711960e8f95126ca0b81f9af067b8c0", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `typ`
[INFO] [stdout]    --> ir/src/parsed.rs:111:36
[INFO] [stdout]     |
[INFO] [stdout] 111 |             Expr::Variable { name, typ } => write!(f, "{:?}", name),
[INFO] [stdout]     |                                    ^^^ help: try ignoring the field: `typ: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Generator`
[INFO] [stdout]  --> codegen/src/lib.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use generator::{generate, Env, Generator};
[INFO] [stdout]   |                                ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> codegen/src/lib.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn preamble(env: &mut Env) {}
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `push` is never used
[INFO] [stdout]   --> codegen/src/generator.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Generator {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 17 |     pub fn push(&mut self, char: char) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling khaki v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "3a076066c2cf8255a9ff1e9d7b40ab8d9711960e8f95126ca0b81f9af067b8c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a076066c2cf8255a9ff1e9d7b40ab8d9711960e8f95126ca0b81f9af067b8c0", kill_on_drop: false }`
[INFO] [stdout] 3a076066c2cf8255a9ff1e9d7b40ab8d9711960e8f95126ca0b81f9af067b8c0