[INFO] fetching crate zngur-generator 0.4.0...
[INFO] building zngur-generator-0.4.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate zngur-generator 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate zngur-generator 0.4.0 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zngur-generator 0.4.0
[INFO] finished tweaking crates.io crate zngur-generator 0.4.0
[INFO] tweaked toml for crates.io crate zngur-generator 0.4.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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 35 packages to latest compatible versions
[INFO] [stderr]       Adding chumsky v1.0.0-alpha.4 (available: v1.0.0-alpha.7)
[INFO] [stderr]       Adding iter_tools v0.1.4 (available: v0.24.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zngur-parser v0.4.0
[INFO] [stderr]   Downloaded zngur-def v0.4.0
[INFO] [stderr]   Downloaded iter_tools v0.1.4
[INFO] [stderr]   Downloaded chumsky v1.0.0-alpha.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cde5f3bbd16dc6107ff34988962c1c3eff14360a0e4461a4885e59a35eefcfb3
[INFO] running `Command { std: "docker" "start" "-a" "cde5f3bbd16dc6107ff34988962c1c3eff14360a0e4461a4885e59a35eefcfb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cde5f3bbd16dc6107ff34988962c1c3eff14360a0e4461a4885e59a35eefcfb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cde5f3bbd16dc6107ff34988962c1c3eff14360a0e4461a4885e59a35eefcfb3", kill_on_drop: false }`
[INFO] [stdout] cde5f3bbd16dc6107ff34988962c1c3eff14360a0e4461a4885e59a35eefcfb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94ce72248f34059aaa43a65dd8aeacf2b0828f7df151783f0aa2b84a6436eefd
[INFO] running `Command { std: "docker" "start" "-a" "94ce72248f34059aaa43a65dd8aeacf2b0828f7df151783f0aa2b84a6436eefd", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling psm v0.1.24
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling stacker v0.1.17
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling iter_tools v0.1.4
[INFO] [stderr]    Compiling zngur-def v0.4.0
[INFO] [stderr]    Compiling ariadne v0.3.0
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling chumsky v1.0.0-alpha.4
[INFO] [stderr]    Compiling zngur-parser v0.4.0
[INFO] [stderr]    Compiling zngur-generator v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "94ce72248f34059aaa43a65dd8aeacf2b0828f7df151783f0aa2b84a6436eefd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94ce72248f34059aaa43a65dd8aeacf2b0828f7df151783f0aa2b84a6436eefd", kill_on_drop: false }`
[INFO] [stdout] 94ce72248f34059aaa43a65dd8aeacf2b0828f7df151783f0aa2b84a6436eefd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0edb9a2cfbda29280755f64aaa5d85776114ec2b4b0c0d4af7f84e16d2b926d3
[INFO] running `Command { std: "docker" "start" "-a" "0edb9a2cfbda29280755f64aaa5d85776114ec2b4b0c0d4af7f84e16d2b926d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling zngur-generator v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "0edb9a2cfbda29280755f64aaa5d85776114ec2b4b0c0d4af7f84e16d2b926d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0edb9a2cfbda29280755f64aaa5d85776114ec2b4b0c0d4af7f84e16d2b926d3", kill_on_drop: false }`
[INFO] [stdout] 0edb9a2cfbda29280755f64aaa5d85776114ec2b4b0c0d4af7f84e16d2b926d3