[INFO] fetching crate prpc-build 0.2.1...
[INFO] checking prpc-build-0.2.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate prpc-build 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate prpc-build 0.2.1 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 prpc-build 0.2.1
[INFO] finished tweaking crates.io crate prpc-build 0.2.1
[INFO] tweaked toml for crates.io crate prpc-build 0.2.1 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 68 packages to latest compatible versions
[INFO] [stderr]       Adding fixedbitset v0.4.2 (available: v0.5.7)
[INFO] [stderr]       Adding heck v0.3.3 (available: v0.5.0)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.13.0)
[INFO] [stderr]       Adding itertools v0.12.1 (available: v0.13.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (available: v0.6.5)
[INFO] [stderr]       Adding multimap v0.8.3 (available: v0.10.0)
[INFO] [stderr]       Adding prost v0.9.0 (available: v0.13.3)
[INFO] [stderr]       Adding prost v0.12.6 (available: v0.13.3)
[INFO] [stderr]       Adding prost-build v0.9.0 (available: v0.13.3)
[INFO] [stderr]       Adding prost-build v0.12.6 (available: v0.13.3)
[INFO] [stderr]       Adding prost-derive v0.9.0 (available: v0.13.3)
[INFO] [stderr]       Adding prost-derive v0.12.6 (available: v0.13.3)
[INFO] [stderr]       Adding prost-types v0.9.0 (available: v0.13.3)
[INFO] [stderr]       Adding prost-types v0.12.6 (available: v0.13.3)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] [stderr]       Adding template-quote v0.3.1 (available: v0.4.1)
[INFO] [stderr]       Adding template-quote-impl v0.3.1 (available: v0.4.1)
[INFO] [stderr]       Adding which v4.4.2 (available: v6.0.3)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.59.0)
[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-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] 7c6728e83c23fd5ef3d03becccd9f52ab4cee8c9ac65190046977a49c7fcd3b4
[INFO] running `Command { std: "docker" "start" "-a" "7c6728e83c23fd5ef3d03becccd9f52ab4cee8c9ac65190046977a49c7fcd3b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c6728e83c23fd5ef3d03becccd9f52ab4cee8c9ac65190046977a49c7fcd3b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c6728e83c23fd5ef3d03becccd9f52ab4cee8c9ac65190046977a49c7fcd3b4", kill_on_drop: false }`
[INFO] [stdout] 7c6728e83c23fd5ef3d03becccd9f52ab4cee8c9ac65190046977a49c7fcd3b4
[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] 361724e63ede4f489cda569c12e5aa885e7fb570a58b5dd47f61e48d9a897db1
[INFO] running `Command { std: "docker" "start" "-a" "361724e63ede4f489cda569c12e5aa885e7fb570a58b5dd47f61e48d9a897db1", kill_on_drop: false }`
[INFO] [stderr]     Checking bytes v1.7.2
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]    Compiling prettyplease v0.2.22
[INFO] [stderr]     Checking tempfile v3.12.0
[INFO] [stderr]    Compiling proc-quote-impl v0.3.2
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking multimap v0.10.0
[INFO] [stderr]     Checking multimap v0.8.3
[INFO] [stderr]     Checking petgraph v0.6.5
[INFO] [stderr]     Checking heck v0.5.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking heck v0.3.3
[INFO] [stderr]     Checking proc-quote v0.4.0
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling prost-build v0.9.0
[INFO] [stderr]    Compiling prost-derive v0.12.6
[INFO] [stderr]    Compiling prost-derive v0.9.0
[INFO] [stderr]    Compiling template-quote-impl v0.3.1
[INFO] [stderr]     Checking prost v0.12.6
[INFO] [stderr]     Checking template-quote v0.3.1
[INFO] [stderr]     Checking prost-types v0.12.6
[INFO] [stderr]     Checking prost v0.9.0
[INFO] [stderr]     Checking prost-types v0.9.0
[INFO] [stderr]     Checking prost-build v0.12.6
[INFO] [stderr]     Checking prpc-build v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.92s
[INFO] running `Command { std: "docker" "inspect" "361724e63ede4f489cda569c12e5aa885e7fb570a58b5dd47f61e48d9a897db1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "361724e63ede4f489cda569c12e5aa885e7fb570a58b5dd47f61e48d9a897db1", kill_on_drop: false }`
[INFO] [stdout] 361724e63ede4f489cda569c12e5aa885e7fb570a58b5dd47f61e48d9a897db1