[INFO] fetching crate misty-vm-test 0.1.4...
[INFO] checking misty-vm-test-0.1.4 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate misty-vm-test 0.1.4 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate misty-vm-test 0.1.4 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate misty-vm-test 0.1.4
[INFO] finished tweaking crates.io crate misty-vm-test 0.1.4
[INFO] tweaked toml for crates.io crate misty-vm-test 0.1.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 68 packages to latest compatible versions
[INFO] [stderr]       Adding nu-ansi-term v0.46.0 (available: v0.50.1)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8b2393af571659be7ed8975976ff372580e3fad8be85c828736b81aee2b1f85
[INFO] running `Command { std: "docker" "start" "-a" "e8b2393af571659be7ed8975976ff372580e3fad8be85c828736b81aee2b1f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8b2393af571659be7ed8975976ff372580e3fad8be85c828736b81aee2b1f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8b2393af571659be7ed8975976ff372580e3fad8be85c828736b81aee2b1f85", kill_on_drop: false }`
[INFO] [stdout] e8b2393af571659be7ed8975976ff372580e3fad8be85c828736b81aee2b1f85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ce3864175ff160f68a17be488ef1ce1ef29d2296118e1c2217e0a0892b1abf7
[INFO] running `Command { std: "docker" "start" "-a" "6ce3864175ff160f68a17be488ef1ce1ef29d2296118e1c2217e0a0892b1abf7", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling misty-vm-macro v0.1.4
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking misty-vm v0.1.6
[INFO] [stderr]     Checking misty-vm-test v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `future`
[INFO] [stdout]   --> src/lib.rs:58:27
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn spawn_local(&self, future: futures::prelude::future::LocalBoxFuture<'static, ()>) -> u64 {
[INFO] [stdout]    |                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_future`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `future`
[INFO] [stdout]   --> src/lib.rs:58:27
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn spawn_local(&self, future: futures::prelude::future::LocalBoxFuture<'static, ()>) -> u64 {
[INFO] [stdout]    |                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_future`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `done` is never read
[INFO] [stdout]   --> tests/todo-list.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub struct TodolistItem {
[INFO] [stdout]    |                ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 46 |         pub done: bool,
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TodolistItem` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.38s
[INFO] running `Command { std: "docker" "inspect" "6ce3864175ff160f68a17be488ef1ce1ef29d2296118e1c2217e0a0892b1abf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ce3864175ff160f68a17be488ef1ce1ef29d2296118e1c2217e0a0892b1abf7", kill_on_drop: false }`
[INFO] [stdout] 6ce3864175ff160f68a17be488ef1ce1ef29d2296118e1c2217e0a0892b1abf7