[INFO] fetching crate constexpr-macros 0.0.1-alpha1...
[INFO] checking constexpr-macros-0.0.1-alpha1 against try#5d9095c550fcec9e458ce8d6b0c04a217641db66 for pr-77153
[INFO] extracting crate constexpr-macros 0.0.1-alpha1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate constexpr-macros 0.0.1-alpha1 on toolchain 5d9095c550fcec9e458ce8d6b0c04a217641db66
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate constexpr-macros 0.0.1-alpha1
[INFO] finished tweaking crates.io crate constexpr-macros 0.0.1-alpha1
[INFO] tweaked toml for crates.io crate constexpr-macros 0.0.1-alpha1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4ac75d8e0c4fab12c47393d6a5c0e9e51387bb4a46b4f21eab594163c31c7a55
[INFO] running `Command { std: "docker" "start" "-a" "4ac75d8e0c4fab12c47393d6a5c0e9e51387bb4a46b4f21eab594163c31c7a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ac75d8e0c4fab12c47393d6a5c0e9e51387bb4a46b4f21eab594163c31c7a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ac75d8e0c4fab12c47393d6a5c0e9e51387bb4a46b4f21eab594163c31c7a55", kill_on_drop: false }`
[INFO] [stdout] 4ac75d8e0c4fab12c47393d6a5c0e9e51387bb4a46b4f21eab594163c31c7a55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a26e73730468ac419103301596d157e26662bc64efcb81623f3dee31e9d335f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0a26e73730468ac419103301596d157e26662bc64efcb81623f3dee31e9d335f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.2
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]     Checking proc-macro-hack v0.4.2
[INFO] [stderr]     Checking constexpr-macros v0.0.1-alpha1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.64s
[INFO] running `Command { std: "docker" "inspect" "0a26e73730468ac419103301596d157e26662bc64efcb81623f3dee31e9d335f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a26e73730468ac419103301596d157e26662bc64efcb81623f3dee31e9d335f", kill_on_drop: false }`
[INFO] [stdout] 0a26e73730468ac419103301596d157e26662bc64efcb81623f3dee31e9d335f