[INFO] fetching crate openapi-context 0.1.0...
[INFO] checking openapi-context-0.1.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate openapi-context 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate openapi-context 0.1.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate openapi-context 0.1.0
[INFO] finished tweaking crates.io crate openapi-context 0.1.0
[INFO] tweaked toml for crates.io crate openapi-context 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 124 packages to latest compatible versions
[INFO] [stderr]       Adding autocfg v0.1.8 (available: v1.3.0)
[INFO] [stderr]       Adding base64 v0.10.1 (available: v0.22.1)
[INFO] [stderr]       Adding base64 v0.21.7 (available: v0.22.1)
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.6.0)
[INFO] [stderr]       Adding bytes v0.5.6 (available: v1.7.2)
[INFO] [stderr]       Adding cfg-if v0.1.10 (available: v1.0.0)
[INFO] [stderr]       Adding cloudabi v0.0.3 (available: v0.1.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v1.1.0)
[INFO] [stderr]       Adding h2 v0.2.7 (available: v0.4.6)
[INFO] [stderr]       Adding hashbrown v0.12.3 (available: v0.14.5)
[INFO] [stderr]       Adding headers v0.3.9 (available: v0.4.0)
[INFO] [stderr]       Adding headers-core v0.2.0 (available: v0.3.0)
[INFO] [stderr]       Adding http v0.2.12 (available: v1.1.0)
[INFO] [stderr]       Adding http-body v0.3.1 (available: v1.0.1)
[INFO] [stderr]       Adding httpdate v0.3.2 (available: v1.0.3)
[INFO] [stderr]       Adding hyper v0.13.10 (available: v1.4.1)
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.5.0)
[INFO] [stderr]       Adding itoa v0.4.8 (available: v1.0.11)
[INFO] [stderr]       Adding mio v0.6.23 (available: v1.0.2)
[INFO] [stderr]       Adding miow v0.2.2 (available: v0.6.0)
[INFO] [stderr]       Adding pin-project-lite v0.1.12 (available: v0.2.14)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.1.1 (available: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.3.1 (available: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (available: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.1.0 (available: v0.3.2)
[INFO] [stderr]       Adding rand_isaac v0.1.1 (available: v0.3.0)
[INFO] [stderr]       Adding rand_jitter v0.1.4 (available: v0.4.0)
[INFO] [stderr]       Adding rand_os v0.1.3 (available: v0.2.2)
[INFO] [stderr]       Adding rand_pcg v0.1.2 (available: v0.3.1)
[INFO] [stderr]       Adding rand_xorshift v0.1.1 (available: v0.3.0)
[INFO] [stderr]       Adding rdrand v0.4.0 (available: v0.8.3)
[INFO] [stderr]       Adding socket2 v0.3.19 (available: v0.5.7)
[INFO] [stderr]       Adding tokio v0.2.25 (available: v1.40.0)
[INFO] [stderr]       Adding tokio-util v0.3.1 (available: v0.7.12)
[INFO] [stderr]       Adding uuid v0.7.4 (available: v1.10.0)
[INFO] [stderr]       Adding winapi v0.2.8 (available: v0.3.9)
[INFO] [stderr]       Adding windows-core v0.52.0 (available: v0.58.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab4de4aa94f2eb1a58edfee4fd252a101bebe96723993281cf32f64518c7f2cc
[INFO] running `Command { std: "docker" "start" "-a" "ab4de4aa94f2eb1a58edfee4fd252a101bebe96723993281cf32f64518c7f2cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab4de4aa94f2eb1a58edfee4fd252a101bebe96723993281cf32f64518c7f2cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab4de4aa94f2eb1a58edfee4fd252a101bebe96723993281cf32f64518c7f2cc", kill_on_drop: false }`
[INFO] [stdout] ab4de4aa94f2eb1a58edfee4fd252a101bebe96723993281cf32f64518c7f2cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1e196c91e863e733e6a6e02b39c3e2dae23e98ce9f52fd4f787bc28ae4b615a
[INFO] running `Command { std: "docker" "start" "-a" "a1e196c91e863e733e6a6e02b39c3e2dae23e98ce9f52fd4f787bc28ae4b615a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking iana-time-zone v0.1.61
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking headers v0.3.9
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking serde v1.0.210
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking openapi-context v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `use_item_1_owned` is never used
[INFO] [stdout]    --> src/context.rs:534:8
[INFO] [stdout]     |
[INFO] [stdout] 534 |     fn use_item_1_owned(_: ContextItem1) {}
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `use_item_2` is never used
[INFO] [stdout]    --> src/context.rs:535:8
[INFO] [stdout]     |
[INFO] [stdout] 535 |     fn use_item_2(_: &ContextItem2) {}
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `use_item_3_owned` is never used
[INFO] [stdout]    --> src/context.rs:536:8
[INFO] [stdout]     |
[INFO] [stdout] 536 |     fn use_item_3_owned(_: ContextItem3) {}
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.41s
[INFO] running `Command { std: "docker" "inspect" "a1e196c91e863e733e6a6e02b39c3e2dae23e98ce9f52fd4f787bc28ae4b615a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1e196c91e863e733e6a6e02b39c3e2dae23e98ce9f52fd4f787bc28ae4b615a", kill_on_drop: false }`
[INFO] [stdout] a1e196c91e863e733e6a6e02b39c3e2dae23e98ce9f52fd4f787bc28ae4b615a