[INFO] fetching crate read_color 1.0.0...
[INFO] building read_color-1.0.0 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate read_color 1.0.0 into /workspace/builds/worker-86/source
[INFO] validating manifest of crates.io crate read_color 1.0.0 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 read_color 1.0.0
[INFO] finished tweaking crates.io crate read_color 1.0.0
[INFO] tweaked toml for crates.io crate read_color 1.0.0 written to /workspace/builds/worker-86/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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] 6764388992a7921a12f5f442a29fbfc190f13907ce6ad1746ca66aeb8e8c83da
[INFO] running `Command { std: "docker" "start" "-a" "6764388992a7921a12f5f442a29fbfc190f13907ce6ad1746ca66aeb8e8c83da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6764388992a7921a12f5f442a29fbfc190f13907ce6ad1746ca66aeb8e8c83da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6764388992a7921a12f5f442a29fbfc190f13907ce6ad1746ca66aeb8e8c83da", kill_on_drop: false }`
[INFO] [stdout] 6764388992a7921a12f5f442a29fbfc190f13907ce6ad1746ca66aeb8e8c83da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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 -Zprofile-closures" "-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] 4e9d620a8728c58a831e8133ef204ae94b7e22921bb0ed94fd13b94a17aa51ce
[INFO] running `Command { std: "docker" "start" "-a" "4e9d620a8728c58a831e8133ef204ae94b7e22921bb0ed94fd13b94a17aa51ce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling read_color v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "4e9d620a8728c58a831e8133ef204ae94b7e22921bb0ed94fd13b94a17aa51ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e9d620a8728c58a831e8133ef204ae94b7e22921bb0ed94fd13b94a17aa51ce", kill_on_drop: false }`
[INFO] [stdout] 4e9d620a8728c58a831e8133ef204ae94b7e22921bb0ed94fd13b94a17aa51ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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 -Zprofile-closures" "-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] 102fb883815bd16e8014bcc92054b83a4d2bf89ce0d5448b3bbce10cee828b2a
[INFO] running `Command { std: "docker" "start" "-a" "102fb883815bd16e8014bcc92054b83a4d2bf89ce0d5448b3bbce10cee828b2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling read_color v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "102fb883815bd16e8014bcc92054b83a4d2bf89ce0d5448b3bbce10cee828b2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "102fb883815bd16e8014bcc92054b83a4d2bf89ce0d5448b3bbce10cee828b2a", kill_on_drop: false }`
[INFO] [stdout] 102fb883815bd16e8014bcc92054b83a4d2bf89ce0d5448b3bbce10cee828b2a