[INFO] cloning repository https://github.com/luan-brav0/lul-rustlings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luan-brav0/lul-rustlings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluan-brav0%2Flul-rustlings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluan-brav0%2Flul-rustlings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd18a5566437bf8b23fec3d0eba7d37053dad107
[INFO] checking luan-brav0/lul-rustlings against master#ed141926048597e3649bb238ca3dc417904cd56c for pr-134300
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluan-brav0%2Flul-rustlings" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luan-brav0/lul-rustlings on toolchain ed141926048597e3649bb238ca3dc417904cd56c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed141926048597e3649bb238ca3dc417904cd56c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/luan-brav0/lul-rustlings
[INFO] finished tweaking git repo https://github.com/luan-brav0/lul-rustlings
[INFO] tweaked toml for git repo https://github.com/luan-brav0/lul-rustlings written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/luan-brav0/lul-rustlings 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" "+ed141926048597e3649bb238ca3dc417904cd56c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed141926048597e3649bb238ca3dc417904cd56c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf347c126d0b9ad4c2ac75b6e3edcc19f1a85d98a99c2279cf807e1d6441f3cc
[INFO] running `Command { std: "docker" "start" "-a" "cf347c126d0b9ad4c2ac75b6e3edcc19f1a85d98a99c2279cf807e1d6441f3cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf347c126d0b9ad4c2ac75b6e3edcc19f1a85d98a99c2279cf807e1d6441f3cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf347c126d0b9ad4c2ac75b6e3edcc19f1a85d98a99c2279cf807e1d6441f3cc", kill_on_drop: false }`
[INFO] [stdout] cf347c126d0b9ad4c2ac75b6e3edcc19f1a85d98a99c2279cf807e1d6441f3cc


ExecutionFailed(ExitStatus(unix_wait_status(256)))