[INFO] cloning repository https://github.com/xudifsd/rust_leet [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xudifsd/rust_leet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxudifsd%2Frust_leet", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxudifsd%2Frust_leet'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e00a584e28efb1d38fcd92ba490e402f8e1b6b2f [INFO] testing xudifsd/rust_leet 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%2Fxudifsd%2Frust_leet" "/workspace/builds/worker-19/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xudifsd/rust_leet 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/xudifsd/rust_leet [INFO] finished tweaking git repo https://github.com/xudifsd/rust_leet [INFO] tweaked toml for git repo https://github.com/xudifsd/rust_leet written to /workspace/builds/worker-19/source/Cargo.toml [INFO] crate git repo https://github.com/xudifsd/rust_leet 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 9a286e3ad2b6f41e6e4bfb996bcd08f3a42e0c77a52b4e657fe5251e80d7c266 [INFO] running `Command { std: "docker" "start" "-a" "9a286e3ad2b6f41e6e4bfb996bcd08f3a42e0c77a52b4e657fe5251e80d7c266", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9a286e3ad2b6f41e6e4bfb996bcd08f3a42e0c77a52b4e657fe5251e80d7c266", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a286e3ad2b6f41e6e4bfb996bcd08f3a42e0c77a52b4e657fe5251e80d7c266", kill_on_drop: false }` [INFO] [stdout] 9a286e3ad2b6f41e6e4bfb996bcd08f3a42e0c77a52b4e657fe5251e80d7c266 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] bc99d4ce0da4b5c3e34c6425a0e3cb894b276a7f05712cc0427e2389a307c07e [INFO] running `Command { std: "docker" "start" "-a" "bc99d4ce0da4b5c3e34c6425a0e3cb894b276a7f05712cc0427e2389a307c07e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling serde v1.0.89 [INFO] [stderr] Compiling serde_json v1.0.39 [INFO] [stderr] Compiling leetcode_test v0.1.1 [INFO] [stderr] Compiling leetcode_prelude v0.2.2 [INFO] [stderr] Compiling rust_leet v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `tail` [INFO] [stdout] --> src/design_linked_list.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | tail: Rc>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `MyLinkedList` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/design_linked_list.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | #[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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.51s [INFO] running `Command { std: "docker" "inspect" "bc99d4ce0da4b5c3e34c6425a0e3cb894b276a7f05712cc0427e2389a307c07e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc99d4ce0da4b5c3e34c6425a0e3cb894b276a7f05712cc0427e2389a307c07e", kill_on_drop: false }` [INFO] [stdout] bc99d4ce0da4b5c3e34c6425a0e3cb894b276a7f05712cc0427e2389a307c07e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] c3aeae16422c89625c8cd56ace3b76a835991538f414f89df5c4d383e2a873bb [INFO] running `Command { std: "docker" "start" "-a" "c3aeae16422c89625c8cd56ace3b76a835991538f414f89df5c4d383e2a873bb", kill_on_drop: false }` [INFO] [stderr] Compiling rust_leet v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `tail` [INFO] [stdout] --> src/design_linked_list.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | tail: Rc>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `MyLinkedList` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/design_linked_list.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | #[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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.41s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_leet-165a910d7900f8e6) [INFO] running `Command { std: "docker" "inspect" "c3aeae16422c89625c8cd56ace3b76a835991538f414f89df5c4d383e2a873bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3aeae16422c89625c8cd56ace3b76a835991538f414f89df5c4d383e2a873bb", kill_on_drop: false }` [INFO] [stdout] c3aeae16422c89625c8cd56ace3b76a835991538f414f89df5c4d383e2a873bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 4956f4d082dded210bb8decc0e793e2a81ad287012809829d8d7370d98a7c85f [INFO] running `Command { std: "docker" "start" "-a" "4956f4d082dded210bb8decc0e793e2a81ad287012809829d8d7370d98a7c85f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: field is never read: `tail` [INFO] [stderr] --> src/design_linked_list.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | tail: Rc>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `MyLinkedList` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/design_linked_list.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | #[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: `rust_leet` (bin "rust_leet" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.90s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_leet-165a910d7900f8e6) [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" "4956f4d082dded210bb8decc0e793e2a81ad287012809829d8d7370d98a7c85f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4956f4d082dded210bb8decc0e793e2a81ad287012809829d8d7370d98a7c85f", kill_on_drop: false }` [INFO] [stdout] 4956f4d082dded210bb8decc0e793e2a81ad287012809829d8d7370d98a7c85f