[INFO] cloning repository https://github.com/Ar11rA/rust-samples [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ar11rA/rust-samples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAr11rA%2Frust-samples", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAr11rA%2Frust-samples'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e0b89ecef8dbb8c19782d9fc6572c6f93a55e67d [INFO] testing Ar11rA/rust-samples against 1.63.0 for beta-1.64-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAr11rA%2Frust-samples" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Ar11rA/rust-samples on toolchain 1.63.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Ar11rA/rust-samples [INFO] finished tweaking git repo https://github.com/Ar11rA/rust-samples [INFO] tweaked toml for git repo https://github.com/Ar11rA/rust-samples written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/Ar11rA/rust-samples already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mio-named-pipes v0.1.7 [INFO] [stderr] Downloaded reqwest v0.10.7 [INFO] [stderr] Downloaded tracing-core v0.1.14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9c9a90de588dd55389f8d28df9cf6b33f1d8086c76a25556a0ce9646d4735733 [INFO] running `Command { std: "docker" "start" "-a" "9c9a90de588dd55389f8d28df9cf6b33f1d8086c76a25556a0ce9646d4735733", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9c9a90de588dd55389f8d28df9cf6b33f1d8086c76a25556a0ce9646d4735733", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c9a90de588dd55389f8d28df9cf6b33f1d8086c76a25556a0ce9646d4735733", kill_on_drop: false }` [INFO] [stdout] 9c9a90de588dd55389f8d28df9cf6b33f1d8086c76a25556a0ce9646d4735733 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b5fabfe328913bdc729e73ae01fb993b0929dc5076a0149934ca22281cea2a2b [INFO] running `Command { std: "docker" "start" "-a" "b5fabfe328913bdc729e73ae01fb993b0929dc5076a0149934ca22281cea2a2b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Compiling arc-swap v0.4.7 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling tinyvec v0.3.3 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling encoding_rs v0.8.23 [INFO] [stderr] Compiling hashbrown v0.8.2 [INFO] [stderr] Compiling indexmap v1.5.1 [INFO] [stderr] Compiling tracing-core v0.1.14 [INFO] [stderr] Compiling unicode-normalization v0.1.13 [INFO] [stderr] Compiling tracing v0.1.19 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling signal-hook-registry v1.2.1 [INFO] [stderr] Compiling socket2 v0.3.12 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling url v2.1.1 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling tokio v0.2.22 [INFO] [stderr] Compiling pin-project v0.4.23 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling tokio-tls v0.3.1 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling h2 v0.2.6 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling serde_urlencoded v0.6.1 [INFO] [stderr] Compiling hyper v0.13.7 [INFO] [stderr] Compiling hyper-tls v0.4.3 [INFO] [stderr] Compiling reqwest v0.10.7 [INFO] [stderr] Compiling rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `x` and `y` are never read [INFO] [stdout] --> src/advanced/collections.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct Point { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 6 | x: T, [INFO] [stdout] | ^^^^ [INFO] [stdout] 7 | y: S, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `tags`, `content`, `author` and `length` are never read [INFO] [stdout] --> src/advanced/http.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 8 | struct Quote { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 9 | _id: String, [INFO] [stdout] 10 | tags: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 11 | content: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 12 | author: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 13 | length: u32 [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Quote` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `origin` is never read [INFO] [stdout] --> src/advanced/http.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 60 | struct Network { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 61 | origin: String [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Network` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `health` are never read [INFO] [stdout] --> src/advanced/traits.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 11 | struct Hero { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 12 | name: &'static str, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 13 | health: u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Hero` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 01s [INFO] running `Command { std: "docker" "inspect" "b5fabfe328913bdc729e73ae01fb993b0929dc5076a0149934ca22281cea2a2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5fabfe328913bdc729e73ae01fb993b0929dc5076a0149934ca22281cea2a2b", kill_on_drop: false }` [INFO] [stdout] b5fabfe328913bdc729e73ae01fb993b0929dc5076a0149934ca22281cea2a2b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5971c1bb8032bc3d2acf40664e8f19b83f72cc434925529682850b1244313730 [INFO] running `Command { std: "docker" "start" "-a" "5971c1bb8032bc3d2acf40664e8f19b83f72cc434925529682850b1244313730", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `x` and `y` are never read [INFO] [stdout] --> src/advanced/collections.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct Point { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 6 | x: T, [INFO] [stdout] | ^^^^ [INFO] [stdout] 7 | y: S, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `tags`, `content`, `author` and `length` are never read [INFO] [stdout] --> src/advanced/http.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 8 | struct Quote { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 9 | _id: String, [INFO] [stdout] 10 | tags: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 11 | content: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 12 | author: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 13 | length: u32 [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Quote` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `origin` is never read [INFO] [stdout] --> src/advanced/http.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 60 | struct Network { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 61 | origin: String [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Network` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `health` are never read [INFO] [stdout] --> src/advanced/traits.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 11 | struct Hero { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 12 | name: &'static str, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 13 | health: u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Hero` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.56s [INFO] running `Command { std: "docker" "inspect" "5971c1bb8032bc3d2acf40664e8f19b83f72cc434925529682850b1244313730", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5971c1bb8032bc3d2acf40664e8f19b83f72cc434925529682850b1244313730", kill_on_drop: false }` [INFO] [stdout] 5971c1bb8032bc3d2acf40664e8f19b83f72cc434925529682850b1244313730 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c6a709bf8445330542a7a2e3fde954f239b11135f9300dd40a016a5f1469bffc [INFO] running `Command { std: "docker" "start" "-a" "c6a709bf8445330542a7a2e3fde954f239b11135f9300dd40a016a5f1469bffc", kill_on_drop: false }` [INFO] [stderr] warning: fields `x` and `y` are never read [INFO] [stderr] --> src/advanced/collections.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 5 | struct Point { [INFO] [stderr] | ----- fields in this struct [INFO] [stderr] 6 | x: T, [INFO] [stderr] | ^^^^ [INFO] [stderr] 7 | y: S, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: fields `tags`, `content`, `author` and `length` are never read [INFO] [stderr] --> src/advanced/http.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 8 | struct Quote { [INFO] [stderr] | ----- fields in this struct [INFO] [stderr] 9 | _id: String, [INFO] [stderr] 10 | tags: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] 11 | content: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] 12 | author: String, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] 13 | length: u32 [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Quote` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: field `origin` is never read [INFO] [stderr] --> src/advanced/http.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 60 | struct Network { [INFO] [stderr] | ------- field in this struct [INFO] [stderr] 61 | origin: String [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Network` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: fields `name` and `health` are never read [INFO] [stderr] --> src/advanced/traits.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 11 | struct Hero { [INFO] [stderr] | ---- fields in this struct [INFO] [stderr] 12 | name: &'static str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 13 | health: u8, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Hero` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: `rust` (bin "rust" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust-23d240488d88c85a) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::vars_tests::is_palindrome_false_test ... ok [INFO] [stdout] test tests::vars_tests::add_test ... ok [INFO] [stdout] test tests::vars_tests::get_type_test ... ok [INFO] [stdout] test tests::vars_tests::is_palindrome_true_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c6a709bf8445330542a7a2e3fde954f239b11135f9300dd40a016a5f1469bffc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6a709bf8445330542a7a2e3fde954f239b11135f9300dd40a016a5f1469bffc", kill_on_drop: false }` [INFO] [stdout] c6a709bf8445330542a7a2e3fde954f239b11135f9300dd40a016a5f1469bffc