[INFO] fetching crate whisperer 0.0.7...
[INFO] building whisperer-0.0.7 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate whisperer 0.0.7 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate whisperer 0.0.7
[INFO] finished tweaking crates.io crate whisperer 0.0.7
[INFO] tweaked toml for crates.io crate whisperer 0.0.7 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate whisperer 0.0.7 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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 rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding toml v0.5.11 (available: v0.9.7)
[INFO] [stderr]       Adding zstd v0.9.2+zstd.1.5.1 (available: v0.13.3)
[INFO] [stderr]       Adding zstd-safe v4.1.3+zstd.1.5.1 (available: v4.1.6+zstd.1.5.2)
[INFO] [stderr]       Adding zstd-sys v1.6.2+zstd.1.5.1 (available: v1.6.3+zstd.1.5.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zstd-safe v4.1.3+zstd.1.5.1
[INFO] [stderr]   Downloaded zstd v0.9.2+zstd.1.5.1
[INFO] [stderr]   Downloaded zstd-sys v1.6.2+zstd.1.5.1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76315896153bc7c088f54bd837afdbbed754ce1ba97aff1cde3674a05b072524
[INFO] running `Command { std: "docker" "start" "-a" "76315896153bc7c088f54bd837afdbbed754ce1ba97aff1cde3674a05b072524", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76315896153bc7c088f54bd837afdbbed754ce1ba97aff1cde3674a05b072524", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76315896153bc7c088f54bd837afdbbed754ce1ba97aff1cde3674a05b072524", kill_on_drop: false }`
[INFO] [stdout] 76315896153bc7c088f54bd837afdbbed754ce1ba97aff1cde3674a05b072524
[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" "-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 061aec8681845c5c9cb9733ccc18fd3d540af182c2f5c5065294403fb656bdea
[INFO] running `Command { std: "docker" "start" "-a" "061aec8681845c5c9cb9733ccc18fd3d540af182c2f5c5065294403fb656bdea", kill_on_drop: false }`
[INFO] [stderr]    Compiling zstd-sys v1.6.2+zstd.1.5.1
[INFO] [stderr]    Compiling zstd-safe v4.1.3+zstd.1.5.1
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling zstd v0.9.2+zstd.1.5.1
[INFO] [stderr]    Compiling whisperer v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.41s
[INFO] running `Command { std: "docker" "inspect" "061aec8681845c5c9cb9733ccc18fd3d540af182c2f5c5065294403fb656bdea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "061aec8681845c5c9cb9733ccc18fd3d540af182c2f5c5065294403fb656bdea", kill_on_drop: false }`
[INFO] [stdout] 061aec8681845c5c9cb9733ccc18fd3d540af182c2f5c5065294403fb656bdea
[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" "-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 265c16ac5448a15bf39088ae66e40e5db0d5ac1f5301040eb9bcdce137a0e9ba
[INFO] running `Command { std: "docker" "start" "-a" "265c16ac5448a15bf39088ae66e40e5db0d5ac1f5301040eb9bcdce137a0e9ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling whisperer v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "265c16ac5448a15bf39088ae66e40e5db0d5ac1f5301040eb9bcdce137a0e9ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "265c16ac5448a15bf39088ae66e40e5db0d5ac1f5301040eb9bcdce137a0e9ba", kill_on_drop: false }`
[INFO] [stdout] 265c16ac5448a15bf39088ae66e40e5db0d5ac1f5301040eb9bcdce137a0e9ba