[INFO] cloning repository https://github.com/zaytsev/idea-rust-nix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zaytsev/idea-rust-nix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzaytsev%2Fidea-rust-nix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzaytsev%2Fidea-rust-nix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e50eaebf06fcebf65111213acf3dd84b9adbe5ce
[INFO] testing zaytsev/idea-rust-nix against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzaytsev%2Fidea-rust-nix" "/workspace/builds/worker-95/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-95/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zaytsev/idea-rust-nix on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zaytsev/idea-rust-nix
[INFO] finished tweaking git repo https://github.com/zaytsev/idea-rust-nix
[INFO] tweaked toml for git repo https://github.com/zaytsev/idea-rust-nix written to /workspace/builds/worker-95/source/Cargo.toml
[INFO] crate git repo https://github.com/zaytsev/idea-rust-nix already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f3bc9d1db34c4da2ebfd217b5cd14a7c08eb4fb2647cd14b76fdd58d7dbed78
[INFO] running `Command { std: "docker" "start" "-a" "4f3bc9d1db34c4da2ebfd217b5cd14a7c08eb4fb2647cd14b76fdd58d7dbed78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f3bc9d1db34c4da2ebfd217b5cd14a7c08eb4fb2647cd14b76fdd58d7dbed78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f3bc9d1db34c4da2ebfd217b5cd14a7c08eb4fb2647cd14b76fdd58d7dbed78", kill_on_drop: false }`
[INFO] [stdout] 4f3bc9d1db34c4da2ebfd217b5cd14a7c08eb4fb2647cd14b76fdd58d7dbed78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1dd4fb2fc165c8763d1267ab1bf758ed56e17b6555c6924f213500a2eceb1fe5
[INFO] running `Command { std: "docker" "start" "-a" "1dd4fb2fc165c8763d1267ab1bf758ed56e17b6555c6924f213500a2eceb1fe5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nixdemoapp1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias is never used: `MyResult`
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | type MyResult<T, E> = Result<T, E>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `myfn1`
[INFO] [stdout]  --> src/main.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn myfn1() -> MyResult<String, String> {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.76s
[INFO] running `Command { std: "docker" "inspect" "1dd4fb2fc165c8763d1267ab1bf758ed56e17b6555c6924f213500a2eceb1fe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dd4fb2fc165c8763d1267ab1bf758ed56e17b6555c6924f213500a2eceb1fe5", kill_on_drop: false }`
[INFO] [stdout] 1dd4fb2fc165c8763d1267ab1bf758ed56e17b6555c6924f213500a2eceb1fe5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3b7d7504dd8a50c1f1f6adf007922766d40ee2f7b93e5ab2203ce8b1aa3bde5
[INFO] running `Command { std: "docker" "start" "-a" "b3b7d7504dd8a50c1f1f6adf007922766d40ee2f7b93e5ab2203ce8b1aa3bde5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nixdemoapp1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias is never used: `MyResult`
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | type MyResult<T, E> = Result<T, E>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `myfn1`
[INFO] [stdout]  --> src/main.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn myfn1() -> MyResult<String, String> {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.16s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/nixdemoapp1-fdcbdd0225d1bf9b)
[INFO] running `Command { std: "docker" "inspect" "b3b7d7504dd8a50c1f1f6adf007922766d40ee2f7b93e5ab2203ce8b1aa3bde5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3b7d7504dd8a50c1f1f6adf007922766d40ee2f7b93e5ab2203ce8b1aa3bde5", kill_on_drop: false }`
[INFO] [stdout] b3b7d7504dd8a50c1f1f6adf007922766d40ee2f7b93e5ab2203ce8b1aa3bde5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 88346e53972b30b4daa3b0119900443747cae27196dfeb84abebef94e4387f0f
[INFO] running `Command { std: "docker" "start" "-a" "88346e53972b30b4daa3b0119900443747cae27196dfeb84abebef94e4387f0f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: type alias is never used: `MyResult`
[INFO] [stdout] 
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 2 | type MyResult<T, E> = Result<T, E>;
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `myfn1`
[INFO] [stderr]  --> src/main.rs:8:4
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn myfn1() -> MyResult<String, String> {
[INFO] [stderr]   |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `nixdemoapp1` (bin "nixdemoapp1" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.18s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nixdemoapp1-fdcbdd0225d1bf9b)
[INFO] running `Command { std: "docker" "inspect" "88346e53972b30b4daa3b0119900443747cae27196dfeb84abebef94e4387f0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88346e53972b30b4daa3b0119900443747cae27196dfeb84abebef94e4387f0f", kill_on_drop: false }`
[INFO] [stdout] 88346e53972b30b4daa3b0119900443747cae27196dfeb84abebef94e4387f0f