[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 1.60.0 for beta-1.61-1 [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 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f346c2858ebb8b77417a2537d14bde66306043f56f2315c8aff4f6b4a3cfc91a [INFO] running `Command { std: "docker" "start" "-a" "f346c2858ebb8b77417a2537d14bde66306043f56f2315c8aff4f6b4a3cfc91a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f346c2858ebb8b77417a2537d14bde66306043f56f2315c8aff4f6b4a3cfc91a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f346c2858ebb8b77417a2537d14bde66306043f56f2315c8aff4f6b4a3cfc91a", kill_on_drop: false }` [INFO] [stdout] f346c2858ebb8b77417a2537d14bde66306043f56f2315c8aff4f6b4a3cfc91a [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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8692fa57d9be1c62362aa21bac58ea73d7dd0153ed14a7cb8aee7653ecdc9e3f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8692fa57d9be1c62362aa21bac58ea73d7dd0153ed14a7cb8aee7653ecdc9e3f", 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 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] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/myformat.rs:21:10 [INFO] [stdout] | [INFO] [stdout] 21 | #[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: `age` [INFO] [stdout] --> src/myformat.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | age: u8 [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/myformat.rs:21:10 [INFO] [stdout] | [INFO] [stdout] 21 | #[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: 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 2.58s [INFO] running `Command { std: "docker" "inspect" "8692fa57d9be1c62362aa21bac58ea73d7dd0153ed14a7cb8aee7653ecdc9e3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8692fa57d9be1c62362aa21bac58ea73d7dd0153ed14a7cb8aee7653ecdc9e3f", kill_on_drop: false }` [INFO] [stdout] 8692fa57d9be1c62362aa21bac58ea73d7dd0153ed14a7cb8aee7653ecdc9e3f [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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 76721dd2faf6c38010638cd051b80bb87c77727c51581b25791f3b98b6535d81 [INFO] running `Command { std: "docker" "start" "-a" "76721dd2faf6c38010638cd051b80bb87c77727c51581b25791f3b98b6535d81", 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] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/myformat.rs:21:10 [INFO] [stdout] | [INFO] [stdout] 21 | #[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: `age` [INFO] [stdout] --> src/myformat.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | age: u8 [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/myformat.rs:21:10 [INFO] [stdout] | [INFO] [stdout] 21 | #[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: 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 0.94s [INFO] running `Command { std: "docker" "inspect" "76721dd2faf6c38010638cd051b80bb87c77727c51581b25791f3b98b6535d81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76721dd2faf6c38010638cd051b80bb87c77727c51581b25791f3b98b6535d81", kill_on_drop: false }` [INFO] [stdout] 76721dd2faf6c38010638cd051b80bb87c77727c51581b25791f3b98b6535d81 [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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b9c42b144e30151eb1cd73f482e5f9e5693db7a3652fd91beb531be2542c368c [INFO] running `Command { std: "docker" "start" "-a" "b9c42b144e30151eb1cd73f482e5f9e5693db7a3652fd91beb531be2542c368c", kill_on_drop: false }` [INFO] [stderr] warning: function is never used: `print` [INFO] [stderr] --> src/myformat.rs:1:4 [INFO] [stderr] | [INFO] [stderr] 1 | fn print() { [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] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/myformat.rs:21:10 [INFO] [stderr] | [INFO] [stderr] 21 | #[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: `age` [INFO] [stderr] --> src/myformat.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | age: u8 [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/myformat.rs:21:10 [INFO] [stderr] | [INFO] [stderr] 21 | #[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: 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 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/learn_rust_examples-18f79a0f8c0e3f02) [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" "b9c42b144e30151eb1cd73f482e5f9e5693db7a3652fd91beb531be2542c368c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9c42b144e30151eb1cd73f482e5f9e5693db7a3652fd91beb531be2542c368c", kill_on_drop: false }` [INFO] [stdout] b9c42b144e30151eb1cd73f482e5f9e5693db7a3652fd91beb531be2542c368c