[INFO] fetching crate libc 0.2.99...
[INFO] building libc-0.2.99 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate libc 0.2.99 into /workspace/builds/worker-89/source
[INFO] validating manifest of crates.io crate libc 0.2.99 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 libc 0.2.99
[INFO] finished tweaking crates.io crate libc 0.2.99
[INFO] tweaked toml for crates.io crate libc 0.2.99 written to /workspace/builds/worker-89/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] 43a8056433cc243b3a426353bcf838f76c0cc10b12d49f4e136feb03abb04d25
[INFO] running `Command { std: "docker" "start" "-a" "43a8056433cc243b3a426353bcf838f76c0cc10b12d49f4e136feb03abb04d25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43a8056433cc243b3a426353bcf838f76c0cc10b12d49f4e136feb03abb04d25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43a8056433cc243b3a426353bcf838f76c0cc10b12d49f4e136feb03abb04d25", kill_on_drop: false }`
[INFO] [stdout] 43a8056433cc243b3a426353bcf838f76c0cc10b12d49f4e136feb03abb04d25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] bbb5361c672b7356c670685e83c44dd54e7389294323659e26e4b72309de60e1
[INFO] running `Command { std: "docker" "start" "-a" "bbb5361c672b7356c670685e83c44dd54e7389294323659e26e4b72309de60e1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.99 (/opt/rustwide/workdir)
[INFO] [stderr] SG_CR_Eslkdjf: build_script_build, (d1f657b169adaf30, b1035f3254fe3011), 0, 0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.16s
[INFO] running `Command { std: "docker" "inspect" "bbb5361c672b7356c670685e83c44dd54e7389294323659e26e4b72309de60e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbb5361c672b7356c670685e83c44dd54e7389294323659e26e4b72309de60e1", kill_on_drop: false }`
[INFO] [stdout] bbb5361c672b7356c670685e83c44dd54e7389294323659e26e4b72309de60e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] 4351017e4caca42af238c6b7082faed229ffd1a44b3fe4b8f112b7160303149f
[INFO] running `Command { std: "docker" "start" "-a" "4351017e4caca42af238c6b7082faed229ffd1a44b3fe4b8f112b7160303149f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] SG_CR_Eslkdjf: build_script_build, (d1f657b169adaf30, b1035f3254fe3011), 0, 0
[INFO] [stderr]    Compiling libc v0.2.99 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "4351017e4caca42af238c6b7082faed229ffd1a44b3fe4b8f112b7160303149f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4351017e4caca42af238c6b7082faed229ffd1a44b3fe4b8f112b7160303149f", kill_on_drop: false }`
[INFO] [stdout] 4351017e4caca42af238c6b7082faed229ffd1a44b3fe4b8f112b7160303149f