[INFO] cloning repository https://github.com/valdemarceccon/fib_rust_memo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/valdemarceccon/fib_rust_memo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaldemarceccon%2Ffib_rust_memo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaldemarceccon%2Ffib_rust_memo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d279ee436513076a9cb9f71f02d537b6ab54034
[INFO] testing valdemarceccon/fib_rust_memo against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaldemarceccon%2Ffib_rust_memo" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/valdemarceccon/fib_rust_memo on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/valdemarceccon/fib_rust_memo
[INFO] finished tweaking git repo https://github.com/valdemarceccon/fib_rust_memo
[INFO] tweaked toml for git repo https://github.com/valdemarceccon/fib_rust_memo written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/valdemarceccon/fib_rust_memo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5358455f8987398da2e03a10db826b56011edd61bc25821907fe2762b7d8c131
[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" "5358455f8987398da2e03a10db826b56011edd61bc25821907fe2762b7d8c131", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5358455f8987398da2e03a10db826b56011edd61bc25821907fe2762b7d8c131", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5358455f8987398da2e03a10db826b56011edd61bc25821907fe2762b7d8c131", kill_on_drop: false }`
[INFO] [stdout] 5358455f8987398da2e03a10db826b56011edd61bc25821907fe2762b7d8c131
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 959382be3053337ec9e315a8770540a5071e13899bc0ab5e9a053dcebd69ec5b
[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" "959382be3053337ec9e315a8770540a5071e13899bc0ab5e9a053dcebd69ec5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.3
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling rug v1.11.0
[INFO] [stderr]    Compiling az v1.1.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "959382be3053337ec9e315a8770540a5071e13899bc0ab5e9a053dcebd69ec5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "959382be3053337ec9e315a8770540a5071e13899bc0ab5e9a053dcebd69ec5b", kill_on_drop: false }`
[INFO] [stdout] 959382be3053337ec9e315a8770540a5071e13899bc0ab5e9a053dcebd69ec5b