[INFO] cloning repository https://github.com/rrajesh1979/learn-rust-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rrajesh1979/learn-rust-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrajesh1979%2Flearn-rust-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrajesh1979%2Flearn-rust-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c85d6132c6bd869d971b1eea1a9673541b14cbd
[INFO] testing rrajesh1979/learn-rust-examples against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrajesh1979%2Flearn-rust-examples" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rrajesh1979/learn-rust-examples on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rrajesh1979/learn-rust-examples
[INFO] finished tweaking git repo https://github.com/rrajesh1979/learn-rust-examples
[INFO] tweaked toml for git repo https://github.com/rrajesh1979/learn-rust-examples written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/rrajesh1979/learn-rust-examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf43d0c8888f5b3b0b14cd8c3a8afd8465adfc50f4e126399e1e3d5087b6bd5c
[INFO] running `Command { std: "docker" "start" "-a" "bf43d0c8888f5b3b0b14cd8c3a8afd8465adfc50f4e126399e1e3d5087b6bd5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf43d0c8888f5b3b0b14cd8c3a8afd8465adfc50f4e126399e1e3d5087b6bd5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf43d0c8888f5b3b0b14cd8c3a8afd8465adfc50f4e126399e1e3d5087b6bd5c", kill_on_drop: false }`
[INFO] [stdout] bf43d0c8888f5b3b0b14cd8c3a8afd8465adfc50f4e126399e1e3d5087b6bd5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d030a1e962cc9c71bc0590df6f1ff8aa4ce3002804ce01e5ce1b44b5d602b93e
[INFO] running `Command { std: "docker" "start" "-a" "d030a1e962cc9c71bc0590df6f1ff8aa4ce3002804ce01e5ce1b44b5d602b93e", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn-rust-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `print`
[INFO] [stdout]  --> src/myformat.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn print() {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/myformat.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     name: &'a str,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `age`
[INFO] [stdout]   --> src/myformat.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     age: u8
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_one`
[INFO] [stdout]   --> src/comment.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn add_one(x: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "d030a1e962cc9c71bc0590df6f1ff8aa4ce3002804ce01e5ce1b44b5d602b93e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d030a1e962cc9c71bc0590df6f1ff8aa4ce3002804ce01e5ce1b44b5d602b93e", kill_on_drop: false }`
[INFO] [stdout] d030a1e962cc9c71bc0590df6f1ff8aa4ce3002804ce01e5ce1b44b5d602b93e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e04ca24263e0565f13012e12525118316367053264e833a29ac0ebcf97ae6d1
[INFO] running `Command { std: "docker" "start" "-a" "4e04ca24263e0565f13012e12525118316367053264e833a29ac0ebcf97ae6d1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling learn-rust-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `print`
[INFO] [stdout]  --> src/myformat.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn print() {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/myformat.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     name: &'a str,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `age`
[INFO] [stdout]   --> src/myformat.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     age: u8
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_one`
[INFO] [stdout]   --> src/comment.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn add_one(x: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "4e04ca24263e0565f13012e12525118316367053264e833a29ac0ebcf97ae6d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e04ca24263e0565f13012e12525118316367053264e833a29ac0ebcf97ae6d1", kill_on_drop: false }`
[INFO] [stdout] 4e04ca24263e0565f13012e12525118316367053264e833a29ac0ebcf97ae6d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2e2e01a8b5691cd5fc5ee8ac409abc9160a28a8855f288b7b8d66061cbede968
[INFO] running `Command { std: "docker" "start" "-a" "2e2e01a8b5691cd5fc5ee8ac409abc9160a28a8855f288b7b8d66061cbede968", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: function is never used: `print`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/myformat.rs:1:4
[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] 1 | fn print() {
[INFO] [stdout] 
[INFO] [stderr]   |    ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]   --> src/myformat.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     name: &'a str,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `age`
[INFO] [stderr]   --> src/myformat.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     age: u8
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `add_one`
[INFO] [stderr]   --> src/comment.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn add_one(x: i32) -> i32 {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `learn-rust-examples` (bin "learn-rust-examples" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learn_rust_examples-b6204b6688ed1a12)
[INFO] running `Command { std: "docker" "inspect" "2e2e01a8b5691cd5fc5ee8ac409abc9160a28a8855f288b7b8d66061cbede968", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e2e01a8b5691cd5fc5ee8ac409abc9160a28a8855f288b7b8d66061cbede968", kill_on_drop: false }`
[INFO] [stdout] 2e2e01a8b5691cd5fc5ee8ac409abc9160a28a8855f288b7b8d66061cbede968