[INFO] cloning repository https://github.com/mimuw-jnp2-rust/small-task-2-communications-PBundyra
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mimuw-jnp2-rust/small-task-2-communications-PBundyra" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmimuw-jnp2-rust%2Fsmall-task-2-communications-PBundyra", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmimuw-jnp2-rust%2Fsmall-task-2-communications-PBundyra'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf5d9e3ca7f97e460dd188310c8c49742fa09e1f
[INFO] testing mimuw-jnp2-rust/small-task-2-communications-PBundyra against 1.83.0 for beta-1.84.0-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmimuw-jnp2-rust%2Fsmall-task-2-communications-PBundyra" "/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/mimuw-jnp2-rust/small-task-2-communications-PBundyra on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mimuw-jnp2-rust/small-task-2-communications-PBundyra
[INFO] finished tweaking git repo https://github.com/mimuw-jnp2-rust/small-task-2-communications-PBundyra
[INFO] tweaked toml for git repo https://github.com/mimuw-jnp2-rust/small-task-2-communications-PBundyra written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mimuw-jnp2-rust/small-task-2-communications-PBundyra 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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b25aef4c3bc7fc4299ce30a8d5ee89a9822ba674ed9ca43d834e1b3bf6d3fe2
[INFO] running `Command { std: "docker" "start" "-a" "1b25aef4c3bc7fc4299ce30a8d5ee89a9822ba674ed9ca43d834e1b3bf6d3fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b25aef4c3bc7fc4299ce30a8d5ee89a9822ba674ed9ca43d834e1b3bf6d3fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b25aef4c3bc7fc4299ce30a8d5ee89a9822ba674ed9ca43d834e1b3bf6d3fe2", kill_on_drop: false }`
[INFO] [stdout] 1b25aef4c3bc7fc4299ce30a8d5ee89a9822ba674ed9ca43d834e1b3bf6d3fe2
[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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4ae1cda34292e0735e35572726ab770086639d19411bafba546f99ec9c1f4f9
[INFO] running `Command { std: "docker" "start" "-a" "f4ae1cda34292e0735e35572726ab770086639d19411bafba546f99ec9c1f4f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling small-task-2-communications v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "f4ae1cda34292e0735e35572726ab770086639d19411bafba546f99ec9c1f4f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4ae1cda34292e0735e35572726ab770086639d19411bafba546f99ec9c1f4f9", kill_on_drop: false }`
[INFO] [stdout] f4ae1cda34292e0735e35572726ab770086639d19411bafba546f99ec9c1f4f9
[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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e674527d24ab386505569d45d483d26b86a259a8d3a18aebb16f35f078fceb93
[INFO] running `Command { std: "docker" "start" "-a" "e674527d24ab386505569d45d483d26b86a259a8d3a18aebb16f35f078fceb93", kill_on_drop: false }`
[INFO] [stderr]    Compiling small-task-2-communications v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "e674527d24ab386505569d45d483d26b86a259a8d3a18aebb16f35f078fceb93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e674527d24ab386505569d45d483d26b86a259a8d3a18aebb16f35f078fceb93", kill_on_drop: false }`
[INFO] [stdout] e674527d24ab386505569d45d483d26b86a259a8d3a18aebb16f35f078fceb93
[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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dbc3f8c058794b29fe09ab642b7ae4a26fd76c2625d012b9b8b9ebf52e4f6a31
[INFO] running `Command { std: "docker" "start" "-a" "dbc3f8c058794b29fe09ab642b7ae4a26fd76c2625d012b9b8b9ebf52e4f6a31", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: failed to create task for container: failed to create shim task: OCI runtime create failed: runc create failed: unable to start container process: error during container init: error mounting "/var/lib/crater-agent-workspace/cargo-home" to rootfs at "/opt/rustwide/cargo-home": mkdir /var/lib/docker/overlay2/bf59df7886cbafe74f8819098d97fb73f4e63f858999f3ed93d4e7bd094de6c4/merged/opt/rustwide/cargo-home: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "dbc3f8c058794b29fe09ab642b7ae4a26fd76c2625d012b9b8b9ebf52e4f6a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbc3f8c058794b29fe09ab642b7ae4a26fd76c2625d012b9b8b9ebf52e4f6a31", kill_on_drop: false }`
[INFO] [stdout] dbc3f8c058794b29fe09ab642b7ae4a26fd76c2625d012b9b8b9ebf52e4f6a31