[INFO] cloning repository https://github.com/felstead/clear-fs-cache
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/felstead/clear-fs-cache" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelstead%2Fclear-fs-cache", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelstead%2Fclear-fs-cache'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6052e9dd22d86702989d0b6725af847784124ca4
[INFO] building felstead/clear-fs-cache against master#f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9 for pr-137044-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelstead%2Fclear-fs-cache" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/felstead/clear-fs-cache on toolchain f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/felstead/clear-fs-cache
[INFO] finished tweaking git repo https://github.com/felstead/clear-fs-cache
[INFO] tweaked toml for git repo https://github.com/felstead/clear-fs-cache written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/felstead/clear-fs-cache already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-core v0.58.0
[INFO] [stderr]   Downloaded windows-strings v0.1.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.92
[INFO] [stderr]   Downloaded windows-implement v0.58.0
[INFO] [stderr]   Downloaded windows-interface v0.58.0
[INFO] [stderr]   Downloaded unicode-ident v1.0.14
[INFO] [stderr]   Downloaded windows-result v0.2.0
[INFO] [stderr]   Downloaded syn v2.0.90
[INFO] [stderr]   Downloaded windows v0.58.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67f80d946a0ae96a9294d893183d1a04a074dcb63d8f6fd8cca01635b78411b4
[INFO] running `Command { std: "docker" "start" "-a" "67f80d946a0ae96a9294d893183d1a04a074dcb63d8f6fd8cca01635b78411b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67f80d946a0ae96a9294d893183d1a04a074dcb63d8f6fd8cca01635b78411b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67f80d946a0ae96a9294d893183d1a04a074dcb63d8f6fd8cca01635b78411b4", kill_on_drop: false }`
[INFO] [stdout] 67f80d946a0ae96a9294d893183d1a04a074dcb63d8f6fd8cca01635b78411b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbb30c6ee97c7939a4b949b34206d5726976bb82bf8281e6ffdbee1f229d65b7
[INFO] running `Command { std: "docker" "start" "-a" "bbb30c6ee97c7939a4b949b34206d5726976bb82bf8281e6ffdbee1f229d65b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling windows_x86_64_gnu v0.52.6
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling windows-targets v0.52.6
[INFO] [stderr]    Compiling windows-result v0.2.0
[INFO] [stderr]    Compiling windows-strings v0.1.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling windows-implement v0.58.0
[INFO] [stderr]    Compiling windows-interface v0.58.0
[INFO] [stderr]    Compiling windows-core v0.58.0
[INFO] [stderr]    Compiling windows v0.58.0
[INFO] [stderr]    Compiling clear-fs-cache v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.74s
[INFO] running `Command { std: "docker" "inspect" "bbb30c6ee97c7939a4b949b34206d5726976bb82bf8281e6ffdbee1f229d65b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbb30c6ee97c7939a4b949b34206d5726976bb82bf8281e6ffdbee1f229d65b7", kill_on_drop: false }`
[INFO] [stdout] bbb30c6ee97c7939a4b949b34206d5726976bb82bf8281e6ffdbee1f229d65b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c41f12b95a412d09d0936c3643dccf5d034dddd6ae9d8c95e0d5151e338b880f
[INFO] running `Command { std: "docker" "start" "-a" "c41f12b95a412d09d0936c3643dccf5d034dddd6ae9d8c95e0d5151e338b880f", kill_on_drop: false }`
[INFO] [stderr]    Compiling clear-fs-cache v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "c41f12b95a412d09d0936c3643dccf5d034dddd6ae9d8c95e0d5151e338b880f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c41f12b95a412d09d0936c3643dccf5d034dddd6ae9d8c95e0d5151e338b880f", kill_on_drop: false }`
[INFO] [stdout] c41f12b95a412d09d0936c3643dccf5d034dddd6ae9d8c95e0d5151e338b880f