[INFO] fetching crate wall-a 0.1.2...
[INFO] checking wall-a-0.1.2 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate wall-a 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate wall-a 0.1.2 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 wall-a 0.1.2
[INFO] finished tweaking crates.io crate wall-a 0.1.2
[INFO] tweaked toml for crates.io crate wall-a 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate wall-a 0.1.2 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" "+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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c5f8049c13558bc0cd4532804fc69c3245d960b2f1c74948acd09169d4e1b58d
[INFO] running `Command { std: "docker" "start" "-a" "c5f8049c13558bc0cd4532804fc69c3245d960b2f1c74948acd09169d4e1b58d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5f8049c13558bc0cd4532804fc69c3245d960b2f1c74948acd09169d4e1b58d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5f8049c13558bc0cd4532804fc69c3245d960b2f1c74948acd09169d4e1b58d", kill_on_drop: false }`
[INFO] [stdout] c5f8049c13558bc0cd4532804fc69c3245d960b2f1c74948acd09169d4e1b58d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c23cb7d0ac64fddcf9abc6c6da4ff914a8793d21f58aa504dac4c17404f307eb
[INFO] running `Command { std: "docker" "start" "-a" "c23cb7d0ac64fddcf9abc6c6da4ff914a8793d21f58aa504dac4c17404f307eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling zstd-safe v7.2.1
[INFO] [stderr]    Compiling minicbor v0.24.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_json v1.0.122
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]     Checking indexmap v2.3.0
[INFO] [stderr]     Checking jiff v0.1.4
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]    Compiling cc v1.1.7
[INFO] [stderr]     Checking uom v0.36.0
[INFO] [stderr]    Compiling zstd-sys v2.0.13+zstd.1.5.6
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling minicbor-derive v0.15.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking zstd v0.13.2
[INFO] [stderr]     Checking argh_shared v0.1.12
[INFO] [stderr]    Compiling argh_derive v0.1.12
[INFO] [stderr]     Checking argh v0.1.12
[INFO] [stderr]     Checking wall-a v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.25s
[INFO] running `Command { std: "docker" "inspect" "c23cb7d0ac64fddcf9abc6c6da4ff914a8793d21f58aa504dac4c17404f307eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c23cb7d0ac64fddcf9abc6c6da4ff914a8793d21f58aa504dac4c17404f307eb", kill_on_drop: false }`
[INFO] [stdout] c23cb7d0ac64fddcf9abc6c6da4ff914a8793d21f58aa504dac4c17404f307eb