[INFO] cloning repository https://github.com/ibado/algorust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ibado/algorust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fibado%2Falgorust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fibado%2Falgorust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 76c5a5b3b7c923860ffe79d61451baa186a2c547 [INFO] building ibado/algorust against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fibado%2Falgorust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ibado/algorust on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ibado/algorust [INFO] finished tweaking git repo https://github.com/ibado/algorust [INFO] tweaked toml for git repo https://github.com/ibado/algorust written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ibado/algorust already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 86c116f0325c9b6f672b23b8a09d27c49955daeb698dd851888fa490777607a6 [INFO] running `Command { std: "docker" "start" "-a" "86c116f0325c9b6f672b23b8a09d27c49955daeb698dd851888fa490777607a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "86c116f0325c9b6f672b23b8a09d27c49955daeb698dd851888fa490777607a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86c116f0325c9b6f672b23b8a09d27c49955daeb698dd851888fa490777607a6", kill_on_drop: false }` [INFO] [stdout] 86c116f0325c9b6f672b23b8a09d27c49955daeb698dd851888fa490777607a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 242cd4d4603f814ae15402849c1bbfed56c3636cbe258002bb7c2aed7440ee59 [INFO] running `Command { std: "docker" "start" "-a" "242cd4d4603f814ae15402849c1bbfed56c3636cbe258002bb7c2aed7440ee59", kill_on_drop: false }` [INFO] [stderr] Compiling algorust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `LRUCache` is never constructed [INFO] [stdout] --> src/lru_cache.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | struct LRUCache { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `get`, and `put` are never used [INFO] [stdout] --> src/lru_cache.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl LRUCache { [INFO] [stdout] | ------------------------------------ associated items in this implementation [INFO] [stdout] 15 | pub fn new(capacity: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn get(&mut self, key: &K) -> Option<&V> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | pub fn put(&mut self, key: K, value: V) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.66s [INFO] running `Command { std: "docker" "inspect" "242cd4d4603f814ae15402849c1bbfed56c3636cbe258002bb7c2aed7440ee59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "242cd4d4603f814ae15402849c1bbfed56c3636cbe258002bb7c2aed7440ee59", kill_on_drop: false }` [INFO] [stdout] 242cd4d4603f814ae15402849c1bbfed56c3636cbe258002bb7c2aed7440ee59 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d963b05b0df73b5987ed89da890c6b47ac8870c5e0f8a4b65f5536e394c33eb7 [INFO] running `Command { std: "docker" "start" "-a" "d963b05b0df73b5987ed89da890c6b47ac8870c5e0f8a4b65f5536e394c33eb7", kill_on_drop: false }` [INFO] [stderr] Compiling algorust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.88s [INFO] running `Command { std: "docker" "inspect" "d963b05b0df73b5987ed89da890c6b47ac8870c5e0f8a4b65f5536e394c33eb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d963b05b0df73b5987ed89da890c6b47ac8870c5e0f8a4b65f5536e394c33eb7", kill_on_drop: false }` [INFO] [stdout] d963b05b0df73b5987ed89da890c6b47ac8870c5e0f8a4b65f5536e394c33eb7