[INFO] fetching crate solana_libra_prost_ext 0.0.1-sol5...
[INFO] checking solana_libra_prost_ext-0.0.1-sol5 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate solana_libra_prost_ext 0.0.1-sol5 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate solana_libra_prost_ext 0.0.1-sol5 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 solana_libra_prost_ext 0.0.1-sol5
[INFO] finished tweaking crates.io crate solana_libra_prost_ext 0.0.1-sol5
[INFO] tweaked toml for crates.io crate solana_libra_prost_ext 0.0.1-sol5 written to /workspace/builds/worker-5-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]     Updating crates.io index
[INFO] [stderr]      Locking 31 packages to latest compatible versions
[INFO] [stderr]       Adding bytes v0.4.12 (available: v1.7.2)
[INFO] [stderr]       Adding itertools v0.8.2 (available: v0.13.0)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (available: v1.0.86)
[INFO] [stderr]       Adding prost v0.5.0 (available: v0.13.3)
[INFO] [stderr]       Adding prost-derive v0.5.0 (available: v0.13.3)
[INFO] [stderr]       Adding quote v0.6.13 (available: v1.0.37)
[INFO] [stderr]       Adding syn v0.15.44 (available: v2.0.77)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (available: v0.2.6)
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] af10adbabdf9ba0d60c981932daa56151f81d456211b2d404368964447d9e7bc
[INFO] running `Command { std: "docker" "start" "-a" "af10adbabdf9ba0d60c981932daa56151f81d456211b2d404368964447d9e7bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af10adbabdf9ba0d60c981932daa56151f81d456211b2d404368964447d9e7bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af10adbabdf9ba0d60c981932daa56151f81d456211b2d404368964447d9e7bc", kill_on_drop: false }`
[INFO] [stdout] af10adbabdf9ba0d60c981932daa56151f81d456211b2d404368964447d9e7bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 17e5e5a630c5eca16b84d7745f62945f525f556f0d744a3ab2a4d8cfa9a1941d
[INFO] running `Command { std: "docker" "start" "-a" "17e5e5a630c5eca16b84d7745f62945f525f556f0d744a3ab2a4d8cfa9a1941d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling gimli v0.31.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling miniz_oxide v0.8.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling object v0.36.4
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling addr2line v0.24.1
[INFO] [stderr]    Compiling backtrace v0.3.74
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]     Checking prost v0.5.0
[INFO] [stderr]     Checking solana_libra_prost_ext v0.0.1-sol5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.08s
[INFO] running `Command { std: "docker" "inspect" "17e5e5a630c5eca16b84d7745f62945f525f556f0d744a3ab2a4d8cfa9a1941d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17e5e5a630c5eca16b84d7745f62945f525f556f0d744a3ab2a4d8cfa9a1941d", kill_on_drop: false }`
[INFO] [stdout] 17e5e5a630c5eca16b84d7745f62945f525f556f0d744a3ab2a4d8cfa9a1941d