[INFO] fetching crate miniconf 0.13.0...
[INFO] checking miniconf-0.13.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate miniconf 0.13.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate miniconf 0.13.0 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 miniconf 0.13.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate miniconf 0.13.0
[INFO] tweaked toml for crates.io crate miniconf 0.13.0 written to /workspace/builds/worker-1-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]      Locking 32 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-io v0.4.0 (available: v0.6.1)
[INFO] [stderr]       Adding hash32 v0.2.1 (available: v0.3.1)
[INFO] [stderr]       Adding heapless v0.7.17 (available: v0.8.0)
[INFO] [stderr]       Adding serde-json-core v0.5.1 (available: v0.6.0)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 54b4c7f022c024f46b1c7cf8e8a141b62bb7777944281075d5fe02253d1cd6b5
[INFO] running `Command { std: "docker" "start" "-a" "54b4c7f022c024f46b1c7cf8e8a141b62bb7777944281075d5fe02253d1cd6b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54b4c7f022c024f46b1c7cf8e8a141b62bb7777944281075d5fe02253d1cd6b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54b4c7f022c024f46b1c7cf8e8a141b62bb7777944281075d5fe02253d1cd6b5", kill_on_drop: false }`
[INFO] [stdout] 54b4c7f022c024f46b1c7cf8e8a141b62bb7777944281075d5fe02253d1cd6b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1a154d9507d51780fd2494af60dad2b36ae8d7d108ff2de35caa8ce4e3ee5c88
[INFO] running `Command { std: "docker" "start" "-a" "1a154d9507d51780fd2494af60dad2b36ae8d7d108ff2de35caa8ce4e3ee5c88", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking cobs v0.2.3
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling miniconf_derive v0.13.0
[INFO] [stderr]     Checking miniconf v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking postcard v1.0.10
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.71s
[INFO] running `Command { std: "docker" "inspect" "1a154d9507d51780fd2494af60dad2b36ae8d7d108ff2de35caa8ce4e3ee5c88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a154d9507d51780fd2494af60dad2b36ae8d7d108ff2de35caa8ce4e3ee5c88", kill_on_drop: false }`
[INFO] [stdout] 1a154d9507d51780fd2494af60dad2b36ae8d7d108ff2de35caa8ce4e3ee5c88