[INFO] cloning repository https://github.com/hooman734/Rust-Example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hooman734/Rust-Example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhooman734%2FRust-Example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhooman734%2FRust-Example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84da29dbbcb4d497d99ad58e79f44d620c1fc3a0
[INFO] testing hooman734/Rust-Example against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhooman734%2FRust-Example" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hooman734/Rust-Example
[INFO] finished tweaking git repo https://github.com/hooman734/Rust-Example
[INFO] tweaked toml for git repo https://github.com/hooman734/Rust-Example written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hooman734/Rust-Example on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hooman734/Rust-Example 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a223d3d8c6b39aecf8112a4bee70c377080a64f22059123453c1d215f6e15d5
[INFO] running `Command { std: "docker" "start" "-a" "8a223d3d8c6b39aecf8112a4bee70c377080a64f22059123453c1d215f6e15d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a223d3d8c6b39aecf8112a4bee70c377080a64f22059123453c1d215f6e15d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a223d3d8c6b39aecf8112a4bee70c377080a64f22059123453c1d215f6e15d5", kill_on_drop: false }`
[INFO] [stdout] 8a223d3d8c6b39aecf8112a4bee70c377080a64f22059123453c1d215f6e15d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 7e984f58dc966e9ed08acb8314e04e2f8aaf7654b046fda29a5bd5e5d75d8719
[INFO] running `Command { std: "docker" "start" "-a" "7e984f58dc966e9ed08acb8314e04e2f8aaf7654b046fda29a5bd5e5d75d8719", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-world-cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `z`
[INFO] [stdout]    --> src/main.rs:117:16
[INFO] [stdout]     |
[INFO] [stdout] 117 |     let (x, y, z, u, v) = tup1; // destructuring the tuple
[INFO] [stdout]     |                ^ help: if this is intentional, prefix it with an underscore: `_z`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> src/main.rs:117:19
[INFO] [stdout]     |
[INFO] [stdout] 117 |     let (x, y, z, u, v) = tup1; // destructuring the tuple
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/main.rs:117:22
[INFO] [stdout]     |
[INFO] [stdout] 117 |     let (x, y, z, u, v) = tup1; // destructuring the tuple
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "7e984f58dc966e9ed08acb8314e04e2f8aaf7654b046fda29a5bd5e5d75d8719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e984f58dc966e9ed08acb8314e04e2f8aaf7654b046fda29a5bd5e5d75d8719", kill_on_drop: false }`
[INFO] [stdout] 7e984f58dc966e9ed08acb8314e04e2f8aaf7654b046fda29a5bd5e5d75d8719
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 32a47f2e530a93d013677992afba57a61011ff6f632e52580a12c93d9254df30
[INFO] running `Command { std: "docker" "start" "-a" "32a47f2e530a93d013677992afba57a61011ff6f632e52580a12c93d9254df30", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-world-cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `z`
[INFO] [stdout]    --> src/main.rs:117:16
[INFO] [stdout]     |
[INFO] [stdout] 117 |     let (x, y, z, u, v) = tup1; // destructuring the tuple
[INFO] [stdout]     |                ^ help: if this is intentional, prefix it with an underscore: `_z`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> src/main.rs:117:19
[INFO] [stdout]     |
[INFO] [stdout] 117 |     let (x, y, z, u, v) = tup1; // destructuring the tuple
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/main.rs:117:22
[INFO] [stdout]     |
[INFO] [stdout] 117 |     let (x, y, z, u, v) = tup1; // destructuring the tuple
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "32a47f2e530a93d013677992afba57a61011ff6f632e52580a12c93d9254df30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32a47f2e530a93d013677992afba57a61011ff6f632e52580a12c93d9254df30", kill_on_drop: false }`
[INFO] [stdout] 32a47f2e530a93d013677992afba57a61011ff6f632e52580a12c93d9254df30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 9842a3679765c2abd46249f9972d2a11472382900d376dba1fe757e881fd0593
[INFO] running `Command { std: "docker" "start" "-a" "9842a3679765c2abd46249f9972d2a11472382900d376dba1fe757e881fd0593", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `z`
[INFO] [stderr]    --> src/main.rs:117:16
[INFO] [stderr]     |
[INFO] [stderr] 117 |     let (x, y, z, u, v) = tup1; // destructuring the tuple
[INFO] [stderr]     |                ^ help: if this is intentional, prefix it with an underscore: `_z`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> src/main.rs:117:19
[INFO] [stderr]     |
[INFO] [stderr] 117 |     let (x, y, z, u, v) = tup1; // destructuring the tuple
[INFO] [stderr]     |                   ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/main.rs:117:22
[INFO] [stderr]     |
[INFO] [stderr] 117 |     let (x, y, z, u, v) = tup1; // destructuring the tuple
[INFO] [stderr]     |                      ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: `hello-world-cargo` (bin "hello-world-cargo" test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/hello_world_cargo-d51653fb01a31eb8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9842a3679765c2abd46249f9972d2a11472382900d376dba1fe757e881fd0593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9842a3679765c2abd46249f9972d2a11472382900d376dba1fe757e881fd0593", kill_on_drop: false }`
[INFO] [stdout] 9842a3679765c2abd46249f9972d2a11472382900d376dba1fe757e881fd0593