[INFO] fetching crate core-to-core-latency 1.2.0...
[INFO] checking core-to-core-latency-1.2.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate core-to-core-latency 1.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate core-to-core-latency 1.2.0 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 core-to-core-latency 1.2.0
[INFO] finished tweaking crates.io crate core-to-core-latency 1.2.0
[INFO] tweaked toml for crates.io crate core-to-core-latency 1.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate core-to-core-latency 1.2.0 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] 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] ad12e4f0efb6d714393eeccbdc5d5bff01333eddaa7c4e806078edf7a7710c18
[INFO] running `Command { std: "docker" "start" "-a" "ad12e4f0efb6d714393eeccbdc5d5bff01333eddaa7c4e806078edf7a7710c18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad12e4f0efb6d714393eeccbdc5d5bff01333eddaa7c4e806078edf7a7710c18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad12e4f0efb6d714393eeccbdc5d5bff01333eddaa7c4e806078edf7a7710c18", kill_on_drop: false }`
[INFO] [stdout] ad12e4f0efb6d714393eeccbdc5d5bff01333eddaa7c4e806078edf7a7710c18
[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] 8399e53ce2daa78ba6f5420c36b5054302cfaa2823edbc84219dbb76ab591af7
[INFO] running `Command { std: "docker" "start" "-a" "8399e53ce2daa78ba6f5420c36b5054302cfaa2823edbc84219dbb76ab591af7", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling syn v1.0.100
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking raw-cpuid v10.6.0
[INFO] [stderr]     Checking textwrap v0.15.1
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking core_affinity v0.5.10
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking quanta v0.10.1
[INFO] [stderr]     Checking num-complex v0.4.2
[INFO] [stderr]     Checking ordered-float v3.1.0
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]     Checking clap v3.2.22
[INFO] [stderr]     Checking core-to-core-latency v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.51s
[INFO] running `Command { std: "docker" "inspect" "8399e53ce2daa78ba6f5420c36b5054302cfaa2823edbc84219dbb76ab591af7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8399e53ce2daa78ba6f5420c36b5054302cfaa2823edbc84219dbb76ab591af7", kill_on_drop: false }`
[INFO] [stdout] 8399e53ce2daa78ba6f5420c36b5054302cfaa2823edbc84219dbb76ab591af7