[INFO] fetching crate cranelift-frontend 0.76.0...
[INFO] building cranelift-frontend-0.76.0 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate cranelift-frontend 0.76.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cranelift-frontend 0.76.0 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 cranelift-frontend 0.76.0
[INFO] finished tweaking crates.io crate cranelift-frontend 0.76.0
[INFO] tweaked toml for crates.io crate cranelift-frontend 0.76.0 written to /workspace/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 74391a67dec7eeeb489fffbe8aad6be67f9e622ce9ea4e2ce80db94151281895
[INFO] running `Command { std: "docker" "start" "-a" "74391a67dec7eeeb489fffbe8aad6be67f9e622ce9ea4e2ce80db94151281895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74391a67dec7eeeb489fffbe8aad6be67f9e622ce9ea4e2ce80db94151281895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74391a67dec7eeeb489fffbe8aad6be67f9e622ce9ea4e2ce80db94151281895", kill_on_drop: false }`
[INFO] [stdout] 74391a67dec7eeeb489fffbe8aad6be67f9e622ce9ea4e2ce80db94151281895
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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] 07df4f5ae2be5a134ab59efa09322804fdbaa9955b3a63f8e5567ea36a09e986
[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" "07df4f5ae2be5a134ab59efa09322804fdbaa9955b3a63f8e5567ea36a09e986", kill_on_drop: false }`
[INFO] [stderr]    Compiling cranelift-frontend v0.76.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "07df4f5ae2be5a134ab59efa09322804fdbaa9955b3a63f8e5567ea36a09e986", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07df4f5ae2be5a134ab59efa09322804fdbaa9955b3a63f8e5567ea36a09e986", kill_on_drop: false }`
[INFO] [stdout] 07df4f5ae2be5a134ab59efa09322804fdbaa9955b3a63f8e5567ea36a09e986
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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] fd6949ba6bddb3e9b0f8ac6881648523b4935782b22a2efd2782403cbceafc54
[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" "fd6949ba6bddb3e9b0f8ac6881648523b4935782b22a2efd2782403cbceafc54", kill_on_drop: false }`
[INFO] [stderr]    Compiling cranelift-frontend v0.76.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.51s
[INFO] running `Command { std: "docker" "inspect" "fd6949ba6bddb3e9b0f8ac6881648523b4935782b22a2efd2782403cbceafc54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd6949ba6bddb3e9b0f8ac6881648523b4935782b22a2efd2782403cbceafc54", kill_on_drop: false }`
[INFO] [stdout] fd6949ba6bddb3e9b0f8ac6881648523b4935782b22a2efd2782403cbceafc54