[INFO] fetching crate promptl-ffi 0.1.0...
[INFO] building promptl-ffi-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate promptl-ffi 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate promptl-ffi 0.1.0
[INFO] finished tweaking crates.io crate promptl-ffi 0.1.0
[INFO] tweaked toml for crates.io crate promptl-ffi 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate promptl-ffi 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e451d5aea6778c560b315e2fd1e94805b6c66545afb1e56ff3a328bb079b0b5a
[INFO] running `Command { std: "docker" "start" "-a" "e451d5aea6778c560b315e2fd1e94805b6c66545afb1e56ff3a328bb079b0b5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e451d5aea6778c560b315e2fd1e94805b6c66545afb1e56ff3a328bb079b0b5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e451d5aea6778c560b315e2fd1e94805b6c66545afb1e56ff3a328bb079b0b5a", kill_on_drop: false }`
[INFO] [stdout] e451d5aea6778c560b315e2fd1e94805b6c66545afb1e56ff3a328bb079b0b5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6900d547aa743a4f7cc6020d7a4fcb445389202995d678d1538fbe05369fbf92
[INFO] running `Command { std: "docker" "start" "-a" "6900d547aa743a4f7cc6020d7a4fcb445389202995d678d1538fbe05369fbf92", kill_on_drop: false }`
[INFO] [stderr]    Compiling promptl-ffi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "6900d547aa743a4f7cc6020d7a4fcb445389202995d678d1538fbe05369fbf92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6900d547aa743a4f7cc6020d7a4fcb445389202995d678d1538fbe05369fbf92", kill_on_drop: false }`
[INFO] [stdout] 6900d547aa743a4f7cc6020d7a4fcb445389202995d678d1538fbe05369fbf92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f12d35b2c653907ce39317891c5988d18e77c8061a5e33b4897632e65c251d0
[INFO] running `Command { std: "docker" "start" "-a" "2f12d35b2c653907ce39317891c5988d18e77c8061a5e33b4897632e65c251d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling promptl-ffi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "2f12d35b2c653907ce39317891c5988d18e77c8061a5e33b4897632e65c251d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f12d35b2c653907ce39317891c5988d18e77c8061a5e33b4897632e65c251d0", kill_on_drop: false }`
[INFO] [stdout] 2f12d35b2c653907ce39317891c5988d18e77c8061a5e33b4897632e65c251d0