[INFO] fetching crate pandoc_ast 0.8.0...
[INFO] building pandoc_ast-0.8.0 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate pandoc_ast 0.8.0 into /workspace/builds/worker-102/source
[INFO] validating manifest of crates.io crate pandoc_ast 0.8.0 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pandoc_ast 0.8.0
[INFO] finished tweaking crates.io crate pandoc_ast 0.8.0
[INFO] tweaked toml for crates.io crate pandoc_ast 0.8.0 written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] crate crates.io crate pandoc_ast 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01808eda9f88579289f4ae7c88364231f03bae5bdd12ae62bf414523db3a15fd
[INFO] running `Command { std: "docker" "start" "-a" "01808eda9f88579289f4ae7c88364231f03bae5bdd12ae62bf414523db3a15fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01808eda9f88579289f4ae7c88364231f03bae5bdd12ae62bf414523db3a15fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01808eda9f88579289f4ae7c88364231f03bae5bdd12ae62bf414523db3a15fd", kill_on_drop: false }`
[INFO] [stdout] 01808eda9f88579289f4ae7c88364231f03bae5bdd12ae62bf414523db3a15fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a33032fe887c3f040cfc843a1d88a51583ac3c9672299f43b8be093fc8c6260
[INFO] running `Command { std: "docker" "start" "-a" "4a33032fe887c3f040cfc843a1d88a51583ac3c9672299f43b8be093fc8c6260", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling pandoc_ast v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.86s
[INFO] running `Command { std: "docker" "inspect" "4a33032fe887c3f040cfc843a1d88a51583ac3c9672299f43b8be093fc8c6260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a33032fe887c3f040cfc843a1d88a51583ac3c9672299f43b8be093fc8c6260", kill_on_drop: false }`
[INFO] [stdout] 4a33032fe887c3f040cfc843a1d88a51583ac3c9672299f43b8be093fc8c6260
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fcb07069f96af4e782297d43ae88cd979b757dbd0b669c77d66df02fb7274a5
[INFO] running `Command { std: "docker" "start" "-a" "7fcb07069f96af4e782297d43ae88cd979b757dbd0b669c77d66df02fb7274a5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pandoc_ast v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 25.36s
[INFO] running `Command { std: "docker" "inspect" "7fcb07069f96af4e782297d43ae88cd979b757dbd0b669c77d66df02fb7274a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fcb07069f96af4e782297d43ae88cd979b757dbd0b669c77d66df02fb7274a5", kill_on_drop: false }`
[INFO] [stdout] 7fcb07069f96af4e782297d43ae88cd979b757dbd0b669c77d66df02fb7274a5