[INFO] fetching crate markdown-heading-id 0.1.0...
[INFO] building markdown-heading-id-0.1.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate markdown-heading-id 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate markdown-heading-id 0.1.0 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 markdown-heading-id 0.1.0
[INFO] finished tweaking crates.io crate markdown-heading-id 0.1.0
[INFO] tweaked toml for crates.io crate markdown-heading-id 0.1.0 written to /workspace/builds/worker-1-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]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding pulldown-cmark v0.8.0 (available: v0.12.2)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6c37520677486a79f18d2398dd957c7a7e4e13939715df30d20596532d14c413
[INFO] running `Command { std: "docker" "start" "-a" "6c37520677486a79f18d2398dd957c7a7e4e13939715df30d20596532d14c413", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c37520677486a79f18d2398dd957c7a7e4e13939715df30d20596532d14c413", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c37520677486a79f18d2398dd957c7a7e4e13939715df30d20596532d14c413", kill_on_drop: false }`
[INFO] [stdout] 6c37520677486a79f18d2398dd957c7a7e4e13939715df30d20596532d14c413
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2df5f473d0cf2a2b58b50c8088910c28e840c606b5061349c36e2345cd6e4e88
[INFO] running `Command { std: "docker" "start" "-a" "2df5f473d0cf2a2b58b50c8088910c28e840c606b5061349c36e2345cd6e4e88", kill_on_drop: false }`
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling markdown-heading-id v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "2df5f473d0cf2a2b58b50c8088910c28e840c606b5061349c36e2345cd6e4e88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2df5f473d0cf2a2b58b50c8088910c28e840c606b5061349c36e2345cd6e4e88", kill_on_drop: false }`
[INFO] [stdout] 2df5f473d0cf2a2b58b50c8088910c28e840c606b5061349c36e2345cd6e4e88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c8700fe6a594573d64f5c151fdb0d24031084272c9ea584d067b76658a32f769
[INFO] running `Command { std: "docker" "start" "-a" "c8700fe6a594573d64f5c151fdb0d24031084272c9ea584d067b76658a32f769", kill_on_drop: false }`
[INFO] [stderr]    Compiling markdown-heading-id v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "c8700fe6a594573d64f5c151fdb0d24031084272c9ea584d067b76658a32f769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8700fe6a594573d64f5c151fdb0d24031084272c9ea584d067b76658a32f769", kill_on_drop: false }`
[INFO] [stdout] c8700fe6a594573d64f5c151fdb0d24031084272c9ea584d067b76658a32f769