[INFO] cloning repository https://github.com/dev-ardi/sdn-DB
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dev-ardi/sdn-DB" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdev-ardi%2Fsdn-DB", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdev-ardi%2Fsdn-DB'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 290d0a95e3e0f8377272467fedbc3a35f99741f9
[INFO] checking dev-ardi/sdn-DB against try#70daa2c0d8eed7066b07966f3c0b0b8622bff4e4 for pr-151539
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdev-ardi%2Fsdn-DB" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dev-ardi/sdn-DB
[INFO] finished tweaking git repo https://github.com/dev-ardi/sdn-DB
[INFO] tweaked toml for git repo https://github.com/dev-ardi/sdn-DB written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dev-ardi/sdn-DB on toolchain 70daa2c0d8eed7066b07966f3c0b0b8622bff4e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dev-ardi/sdn-DB 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" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking dev-ardi/sdn-DB against try#70daa2c0d8eed7066b07966f3c0b0b8622bff4e4 for pr-151539
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdev-ardi%2Fsdn-DB" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dev-ardi/sdn-DB
[INFO] finished tweaking git repo https://github.com/dev-ardi/sdn-DB
[INFO] tweaked toml for git repo https://github.com/dev-ardi/sdn-DB written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dev-ardi/sdn-DB on toolchain 70daa2c0d8eed7066b07966f3c0b0b8622bff4e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dev-ardi/sdn-DB 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" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5273aaf82fd383a5bee0aad77664ecf6ea8f010a1fb671712b560472f399d0bb
[INFO] running `Command { std: "docker" "start" "-a" "5273aaf82fd383a5bee0aad77664ecf6ea8f010a1fb671712b560472f399d0bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5273aaf82fd383a5bee0aad77664ecf6ea8f010a1fb671712b560472f399d0bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5273aaf82fd383a5bee0aad77664ecf6ea8f010a1fb671712b560472f399d0bb", kill_on_drop: false }`
[INFO] [stdout] 5273aaf82fd383a5bee0aad77664ecf6ea8f010a1fb671712b560472f399d0bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0252867d1881c76b2e7300bec1a6c93e60dce134a9632beecbf4ce35e28f4579
[INFO] running `Command { std: "docker" "start" "-a" "0252867d1881c76b2e7300bec1a6c93e60dce134a9632beecbf4ce35e28f4579", kill_on_drop: false }`
[INFO] [stderr]     Checking SDN_DB v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0596]: cannot borrow `root` as mutable, as it is not declared as mutable
[INFO] [stdout]   --> src/main.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let root = instance_builder(&s_root, vec![]);
[INFO] [stdout]    |         ^^^^ not mutable
[INFO] [stdout] ...
[INFO] [stdout] 74 |     root.add_child(owners.swap_remove(0));
[INFO] [stdout]    |     ---- cannot borrow as mutable
[INFO] [stdout] 75 |     root.add_child(owners.swap_remove(1));
[INFO] [stdout]    |     ---- cannot borrow as mutable
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing this to be mutable
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut root = instance_builder(&s_root, vec![]);
[INFO] [stdout]    |         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0596]: cannot borrow `root` as mutable, as it is not declared as mutable
[INFO] [stdout]   --> src/main.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let root = instance_builder(&s_root, vec![]);
[INFO] [stdout]    |         ^^^^ not mutable
[INFO] [stdout] ...
[INFO] [stdout] 74 |     root.add_child(owners.swap_remove(0));
[INFO] [stdout]    |     ---- cannot borrow as mutable
[INFO] [stdout] 75 |     root.add_child(owners.swap_remove(1));
[INFO] [stdout]    |     ---- cannot borrow as mutable
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing this to be mutable
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut root = instance_builder(&s_root, vec![]);
[INFO] [stdout]    |         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0596`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0596`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `SDN_DB` (bin "SDN_DB" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `SDN_DB` (bin "SDN_DB") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "0252867d1881c76b2e7300bec1a6c93e60dce134a9632beecbf4ce35e28f4579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0252867d1881c76b2e7300bec1a6c93e60dce134a9632beecbf4ce35e28f4579", kill_on_drop: false }`
[INFO] [stdout] 0252867d1881c76b2e7300bec1a6c93e60dce134a9632beecbf4ce35e28f4579