[INFO] cloning repository https://github.com/MikiiN/fibonacci-challenge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MikiiN/fibonacci-challenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMikiiN%2Ffibonacci-challenge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMikiiN%2Ffibonacci-challenge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b2dfddc386d8dbb22d0d9e9bbed58b127d82129e
[INFO] checking MikiiN/fibonacci-challenge against master#d5419f1e97b90741d51841f800d3c697c662567d for pr-147565-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMikiiN%2Ffibonacci-challenge" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MikiiN/fibonacci-challenge
[INFO] finished tweaking git repo https://github.com/MikiiN/fibonacci-challenge
[INFO] tweaked toml for git repo https://github.com/MikiiN/fibonacci-challenge written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MikiiN/fibonacci-challenge on toolchain d5419f1e97b90741d51841f800d3c697c662567d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d5419f1e97b90741d51841f800d3c697c662567d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MikiiN/fibonacci-challenge 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" "+d5419f1e97b90741d51841f800d3c697c662567d" "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 az v1.2.1
[INFO] [stderr]   Downloaded libm v0.2.15
[INFO] [stderr]   Downloaded rug v1.28.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.6.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+d5419f1e97b90741d51841f800d3c697c662567d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a92d07b6d364530a046f3e3470c1bb9faf5013ce5e1d44c65a4f348e09be642b
[INFO] running `Command { std: "docker" "start" "-a" "a92d07b6d364530a046f3e3470c1bb9faf5013ce5e1d44c65a4f348e09be642b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a92d07b6d364530a046f3e3470c1bb9faf5013ce5e1d44c65a4f348e09be642b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a92d07b6d364530a046f3e3470c1bb9faf5013ce5e1d44c65a4f348e09be642b", kill_on_drop: false }`
[INFO] [stdout] a92d07b6d364530a046f3e3470c1bb9faf5013ce5e1d44c65a4f348e09be642b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+d5419f1e97b90741d51841f800d3c697c662567d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58d44be7b95de8c5d38f9a88dcabad2ab59f5f68dc017c0f916bdc995c1aa3d2
[INFO] running `Command { std: "docker" "start" "-a" "58d44be7b95de8c5d38f9a88dcabad2ab59f5f68dc017c0f916bdc995c1aa3d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.8
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.28.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "58d44be7b95de8c5d38f9a88dcabad2ab59f5f68dc017c0f916bdc995c1aa3d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58d44be7b95de8c5d38f9a88dcabad2ab59f5f68dc017c0f916bdc995c1aa3d2", kill_on_drop: false }`
[INFO] [stdout] 58d44be7b95de8c5d38f9a88dcabad2ab59f5f68dc017c0f916bdc995c1aa3d2