[INFO] cloning repository https://github.com/cgcardona/encapsulation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cgcardona/encapsulation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcgcardona%2Fencapsulation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcgcardona%2Fencapsulation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9bd9fbc6a42c304d85fd65b9b695615799292d15
[INFO] testing cgcardona/encapsulation 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%2Fcgcardona%2Fencapsulation" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cgcardona/encapsulation 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/cgcardona/encapsulation
[INFO] finished tweaking git repo https://github.com/cgcardona/encapsulation
[INFO] tweaked toml for git repo https://github.com/cgcardona/encapsulation written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/cgcardona/encapsulation 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] cd15403a675ee986b3f093e37c0b9f285827ec0ec65971f016b5778723dd1eba
[INFO] running `Command { std: "docker" "start" "-a" "cd15403a675ee986b3f093e37c0b9f285827ec0ec65971f016b5778723dd1eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd15403a675ee986b3f093e37c0b9f285827ec0ec65971f016b5778723dd1eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd15403a675ee986b3f093e37c0b9f285827ec0ec65971f016b5778723dd1eba", kill_on_drop: false }`
[INFO] [stdout] cd15403a675ee986b3f093e37c0b9f285827ec0ec65971f016b5778723dd1eba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 7000f48951e50617355fe22dcb6a672f822d73ab1708740bf6590c6bdaee7230
[INFO] running `Command { std: "docker" "start" "-a" "7000f48951e50617355fe22dcb6a672f822d73ab1708740bf6590c6bdaee7230", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling encapsulation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `color`
[INFO] [stdout]  --> src/car.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     color: &'static str,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Car` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/car.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `color`
[INFO] [stdout]  --> src/tree.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     color: &'static str,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `Tree` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/tree.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.87s
[INFO] running `Command { std: "docker" "inspect" "7000f48951e50617355fe22dcb6a672f822d73ab1708740bf6590c6bdaee7230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7000f48951e50617355fe22dcb6a672f822d73ab1708740bf6590c6bdaee7230", kill_on_drop: false }`
[INFO] [stdout] 7000f48951e50617355fe22dcb6a672f822d73ab1708740bf6590c6bdaee7230
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 83ab48a1faf8b270c20245972d3334923036f1dc663fd61b263a9e3682b51f48
[INFO] running `Command { std: "docker" "start" "-a" "83ab48a1faf8b270c20245972d3334923036f1dc663fd61b263a9e3682b51f48", kill_on_drop: false }`
[INFO] [stderr]    Compiling encapsulation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `color`
[INFO] [stdout]  --> src/car.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     color: &'static str,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Car` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/car.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `color`
[INFO] [stdout]  --> src/tree.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     color: &'static str,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `Tree` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/tree.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/encapsulation-fe44ac8fb97476ed)
[INFO] running `Command { std: "docker" "inspect" "83ab48a1faf8b270c20245972d3334923036f1dc663fd61b263a9e3682b51f48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83ab48a1faf8b270c20245972d3334923036f1dc663fd61b263a9e3682b51f48", kill_on_drop: false }`
[INFO] [stdout] 83ab48a1faf8b270c20245972d3334923036f1dc663fd61b263a9e3682b51f48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 31950f76fc8b45bd58891b6a2d48ab65c67c1437505afcc48d20f7842a10fb92
[INFO] running `Command { std: "docker" "start" "-a" "31950f76fc8b45bd58891b6a2d48ab65c67c1437505afcc48d20f7842a10fb92", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `color`
[INFO] [stderr]  --> src/car.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     color: &'static str,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Car` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> src/car.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[derive(Debug)]
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `color`
[INFO] [stderr]  --> src/tree.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     color: &'static str,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: `Tree` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> src/tree.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[derive(Debug)]
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `encapsulation` (bin "encapsulation" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/encapsulation-fe44ac8fb97476ed)
[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" "31950f76fc8b45bd58891b6a2d48ab65c67c1437505afcc48d20f7842a10fb92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31950f76fc8b45bd58891b6a2d48ab65c67c1437505afcc48d20f7842a10fb92", kill_on_drop: false }`
[INFO] [stdout] 31950f76fc8b45bd58891b6a2d48ab65c67c1437505afcc48d20f7842a10fb92