[INFO] fetching crate jrsonnet-gc 0.4.2...
[INFO] building jrsonnet-gc-0.4.2 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate jrsonnet-gc 0.4.2 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate jrsonnet-gc 0.4.2 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 jrsonnet-gc 0.4.2
[INFO] finished tweaking crates.io crate jrsonnet-gc 0.4.2
[INFO] tweaked toml for crates.io crate jrsonnet-gc 0.4.2 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 1ff34258de9010e451083dab7bb6de523fa58e82f9b7d5430e36d77751354550
[INFO] running `Command { std: "docker" "start" "-a" "1ff34258de9010e451083dab7bb6de523fa58e82f9b7d5430e36d77751354550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ff34258de9010e451083dab7bb6de523fa58e82f9b7d5430e36d77751354550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ff34258de9010e451083dab7bb6de523fa58e82f9b7d5430e36d77751354550", kill_on_drop: false }`
[INFO] [stdout] 1ff34258de9010e451083dab7bb6de523fa58e82f9b7d5430e36d77751354550
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] cfcf57098e27798746c0f5e8d4191751406d7cccb1ff3c45e71e7f8105b4b998
[INFO] running `Command { std: "docker" "start" "-a" "cfcf57098e27798746c0f5e8d4191751406d7cccb1ff3c45e71e7f8105b4b998", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling jrsonnet-gc v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "cfcf57098e27798746c0f5e8d4191751406d7cccb1ff3c45e71e7f8105b4b998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfcf57098e27798746c0f5e8d4191751406d7cccb1ff3c45e71e7f8105b4b998", kill_on_drop: false }`
[INFO] [stdout] cfcf57098e27798746c0f5e8d4191751406d7cccb1ff3c45e71e7f8105b4b998
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 105ff21880c27a70d0d5839ccf1c414738ca757b6265234e2d6e36a7e9fa933e
[INFO] running `Command { std: "docker" "start" "-a" "105ff21880c27a70d0d5839ccf1c414738ca757b6265234e2d6e36a7e9fa933e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling jrsonnet-gc-derive v0.4.1
[INFO] [stderr]    Compiling jrsonnet-gc v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.15s
[INFO] running `Command { std: "docker" "inspect" "105ff21880c27a70d0d5839ccf1c414738ca757b6265234e2d6e36a7e9fa933e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "105ff21880c27a70d0d5839ccf1c414738ca757b6265234e2d6e36a7e9fa933e", kill_on_drop: false }`
[INFO] [stdout] 105ff21880c27a70d0d5839ccf1c414738ca757b6265234e2d6e36a7e9fa933e