[INFO] cloning repository https://github.com/MatejKastak/rswal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MatejKastak/rswal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatejKastak%2Frswal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatejKastak%2Frswal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5333c4791385f8d001e2d7c2c9e608fc3ffa2fa2
[INFO] testing MatejKastak/rswal against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatejKastak%2Frswal" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MatejKastak/rswal on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MatejKastak/rswal
[INFO] finished tweaking git repo https://github.com/MatejKastak/rswal
[INFO] tweaked toml for git repo https://github.com/MatejKastak/rswal written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/MatejKastak/rswal already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6456daf2a1f06c1295b86327d40e7ee60db621745cd9513c77adb7b8fcb31c4d
[INFO] running `Command { std: "docker" "start" "-a" "6456daf2a1f06c1295b86327d40e7ee60db621745cd9513c77adb7b8fcb31c4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6456daf2a1f06c1295b86327d40e7ee60db621745cd9513c77adb7b8fcb31c4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6456daf2a1f06c1295b86327d40e7ee60db621745cd9513c77adb7b8fcb31c4d", kill_on_drop: false }`
[INFO] [stdout] 6456daf2a1f06c1295b86327d40e7ee60db621745cd9513c77adb7b8fcb31c4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92b320b8b2dcd748169d6def2915e6d9b6c20f05122e064b7090633b61eb7095
[INFO] running `Command { std: "docker" "start" "-a" "92b320b8b2dcd748169d6def2915e6d9b6c20f05122e064b7090633b61eb7095", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.51
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling futures v0.1.30
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling vec-arena v1.0.0
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling rmp v0.8.9
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling futures-lite v1.11.2
[INFO] [stderr]    Compiling rmpv v0.4.5
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling async-io v1.2.0
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling async-std v1.7.0
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling nvim-rs v0.2.0
[INFO] [stderr]    Compiling rswal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/main.rs:29:7
[INFO] [stdout]    |
[INFO] [stdout] 29 |   let var = nvim.command("colorscheme default").await;
[INFO] [stdout]    |       ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.98s
[INFO] running `Command { std: "docker" "inspect" "92b320b8b2dcd748169d6def2915e6d9b6c20f05122e064b7090633b61eb7095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92b320b8b2dcd748169d6def2915e6d9b6c20f05122e064b7090633b61eb7095", kill_on_drop: false }`
[INFO] [stdout] 92b320b8b2dcd748169d6def2915e6d9b6c20f05122e064b7090633b61eb7095
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7475a9eb10b755648dc259fd227a5137df9f35b9d450d67d6f1a53c7a40b9de8
[INFO] running `Command { std: "docker" "start" "-a" "7475a9eb10b755648dc259fd227a5137df9f35b9d450d67d6f1a53c7a40b9de8", 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] [stderr]    Compiling rswal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/main.rs:29:7
[INFO] [stdout]    |
[INFO] [stdout] 29 |   let var = nvim.command("colorscheme default").await;
[INFO] [stdout]    |       ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.83s
[INFO] running `Command { std: "docker" "inspect" "7475a9eb10b755648dc259fd227a5137df9f35b9d450d67d6f1a53c7a40b9de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7475a9eb10b755648dc259fd227a5137df9f35b9d450d67d6f1a53c7a40b9de8", kill_on_drop: false }`
[INFO] [stdout] 7475a9eb10b755648dc259fd227a5137df9f35b9d450d67d6f1a53c7a40b9de8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4007e54f20c11aeb327898bf616e2675cd9035c43a1dc16a5c12df527960bcae
[INFO] running `Command { std: "docker" "start" "-a" "4007e54f20c11aeb327898bf616e2675cd9035c43a1dc16a5c12df527960bcae", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `var`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:29:7
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 29 |   let var = nvim.command("colorscheme default").await;
[INFO] [stdout] 
[INFO] [stderr]    |       ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rswal` (bin "rswal" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rswal-6b0b64c13850e13f)
[INFO] running `Command { std: "docker" "inspect" "4007e54f20c11aeb327898bf616e2675cd9035c43a1dc16a5c12df527960bcae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4007e54f20c11aeb327898bf616e2675cd9035c43a1dc16a5c12df527960bcae", kill_on_drop: false }`
[INFO] [stdout] 4007e54f20c11aeb327898bf616e2675cd9035c43a1dc16a5c12df527960bcae