[INFO] cloning repository https://github.com/manthanrtilva/runtime_plugin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/manthanrtilva/runtime_plugin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanthanrtilva%2Fruntime_plugin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanthanrtilva%2Fruntime_plugin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d14909ee632790242c17dc952d807a2e913d30db
[INFO] checking manthanrtilva/runtime_plugin against try#86f78589b09557f70c9db3f56ad1921e0a9f76ef for pr-138438
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanthanrtilva%2Fruntime_plugin" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/manthanrtilva/runtime_plugin on toolchain 86f78589b09557f70c9db3f56ad1921e0a9f76ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/manthanrtilva/runtime_plugin
[INFO] finished tweaking git repo https://github.com/manthanrtilva/runtime_plugin
[INFO] tweaked toml for git repo https://github.com/manthanrtilva/runtime_plugin written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/manthanrtilva/runtime_plugin 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" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ae4c2fb5897686f3e212eaf618c0471bbd16de37e5676dc6275bb6261c47f8f
[INFO] running `Command { std: "docker" "start" "-a" "2ae4c2fb5897686f3e212eaf618c0471bbd16de37e5676dc6275bb6261c47f8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ae4c2fb5897686f3e212eaf618c0471bbd16de37e5676dc6275bb6261c47f8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ae4c2fb5897686f3e212eaf618c0471bbd16de37e5676dc6275bb6261c47f8f", kill_on_drop: false }`
[INFO] [stdout] 2ae4c2fb5897686f3e212eaf618c0471bbd16de37e5676dc6275bb6261c47f8f
[INFO] checking manthanrtilva/runtime_plugin against try#86f78589b09557f70c9db3f56ad1921e0a9f76ef for pr-138438
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanthanrtilva%2Fruntime_plugin" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/manthanrtilva/runtime_plugin on toolchain 86f78589b09557f70c9db3f56ad1921e0a9f76ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/manthanrtilva/runtime_plugin
[INFO] finished tweaking git repo https://github.com/manthanrtilva/runtime_plugin
[INFO] tweaked toml for git repo https://github.com/manthanrtilva/runtime_plugin written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/manthanrtilva/runtime_plugin 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" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/containers/967e3a2a743a40a6d14758dad2e4518f8e70b944b8c9b6f9f53054e00b3b5729: no space left on device
[INFO] checking manthanrtilva/runtime_plugin against try#86f78589b09557f70c9db3f56ad1921e0a9f76ef for pr-138438
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanthanrtilva%2Fruntime_plugin" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/manthanrtilva/runtime_plugin on toolchain 86f78589b09557f70c9db3f56ad1921e0a9f76ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/manthanrtilva/runtime_plugin
[INFO] finished tweaking git repo https://github.com/manthanrtilva/runtime_plugin
[INFO] tweaked toml for git repo https://github.com/manthanrtilva/runtime_plugin written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/manthanrtilva/runtime_plugin 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" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2bce27a60af05c68c78a73ae0554828991cd22f56f7da5281e82bc6ae78ea8a
[INFO] running `Command { std: "docker" "start" "-a" "f2bce27a60af05c68c78a73ae0554828991cd22f56f7da5281e82bc6ae78ea8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2bce27a60af05c68c78a73ae0554828991cd22f56f7da5281e82bc6ae78ea8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2bce27a60af05c68c78a73ae0554828991cd22f56f7da5281e82bc6ae78ea8a", kill_on_drop: false }`
[INFO] [stdout] f2bce27a60af05c68c78a73ae0554828991cd22f56f7da5281e82bc6ae78ea8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aecf41a6250cec956d2599c91d0ca131c3375a85e0655820e6696519c3fafe29
[INFO] running `Command { std: "docker" "start" "-a" "aecf41a6250cec956d2599c91d0ca131c3375a85e0655820e6696519c3fafe29", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking runtime_plugin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/main.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         /// get argument from commandline to pass to function
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 44 |         let a: isize = args[1].trim().parse().expect("number required");
[INFO] [stdout]    |         ---------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/main.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         /// get argument from commandline to pass to function
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 44 |         let a: isize = args[1].trim().parse().expect("number required");
[INFO] [stdout]    |         ---------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         write_file();
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let _ = write_file();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         write_file();
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let _ = write_file();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "aecf41a6250cec956d2599c91d0ca131c3375a85e0655820e6696519c3fafe29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aecf41a6250cec956d2599c91d0ca131c3375a85e0655820e6696519c3fafe29", kill_on_drop: false }`
[INFO] [stdout] aecf41a6250cec956d2599c91d0ca131c3375a85e0655820e6696519c3fafe29