[INFO] cloning repository https://github.com/aleccarper/rudis [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aleccarper/rudis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleccarper%2Frudis", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleccarper%2Frudis'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fa0524dd876c84e63c71ff1fcee882a9516a7895 [INFO] checking aleccarper/rudis/fa0524dd876c84e63c71ff1fcee882a9516a7895 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleccarper%2Frudis" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aleccarper/rudis on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aleccarper/rudis [INFO] finished tweaking git repo https://github.com/aleccarper/rudis [INFO] tweaked toml for git repo https://github.com/aleccarper/rudis written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/aleccarper/rudis 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded buffered-reader v1.1.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 321cde6ba7e1163f536b9f91f0fb82cadaaa07a764b3ab8cf5f6964e9751beae [INFO] running `Command { std: "docker" "start" "-a" "321cde6ba7e1163f536b9f91f0fb82cadaaa07a764b3ab8cf5f6964e9751beae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "321cde6ba7e1163f536b9f91f0fb82cadaaa07a764b3ab8cf5f6964e9751beae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "321cde6ba7e1163f536b9f91f0fb82cadaaa07a764b3ab8cf5f6964e9751beae", kill_on_drop: false }` [INFO] [stdout] 321cde6ba7e1163f536b9f91f0fb82cadaaa07a764b3ab8cf5f6964e9751beae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e2d3467fc617451fab9abe6ca69d2455d6310a75c4ff0fe1d7be404b61b8d247 [INFO] running `Command { std: "docker" "start" "-a" "e2d3467fc617451fab9abe6ca69d2455d6310a75c4ff0fe1d7be404b61b8d247", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling pkg-config v0.3.25 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling libc v0.2.129 [INFO] [stderr] Compiling unicode-ident v1.0.3 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking miniz_oxide v0.5.3 [INFO] [stderr] Compiling regex-syntax v0.6.27 [INFO] [stderr] Checking flate2 v1.0.24 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling bzip2-sys v0.1.11+1.0.8 [INFO] [stderr] Checking bzip2 v0.4.3 [INFO] [stderr] Checking buffered-reader v1.1.3 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Compiling logos-derive v0.12.1 [INFO] [stderr] Checking logos v0.12.1 [INFO] [stderr] Checking rudis v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | _ => { [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/main.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 30 | Command::Read(key) => { [INFO] [stdout] | ------------------ matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 38 | Command::Write(key, value) => { [INFO] [stdout] | -------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 42 | Command::Terminate => { [INFO] [stdout] | ------------------ matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 45 | Command::Ping => { [INFO] [stdout] | ------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 48 | _ => { [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | _ => { [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/main.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 30 | Command::Read(key) => { [INFO] [stdout] | ------------------ matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 38 | Command::Write(key, value) => { [INFO] [stdout] | -------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 42 | Command::Terminate => { [INFO] [stdout] | ------------------ matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 45 | Command::Ping => { [INFO] [stdout] | ------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 48 | _ => { [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `delete` is never used [INFO] [stdout] --> src/database.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 5 | impl Database { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 27 | pub fn delete(&mut self, key: String) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | writer.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 52 | let _ = writer.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | writer.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 52 | let _ = writer.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.43s [INFO] running `Command { std: "docker" "inspect" "e2d3467fc617451fab9abe6ca69d2455d6310a75c4ff0fe1d7be404b61b8d247", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2d3467fc617451fab9abe6ca69d2455d6310a75c4ff0fe1d7be404b61b8d247", kill_on_drop: false }` [INFO] [stdout] e2d3467fc617451fab9abe6ca69d2455d6310a75c4ff0fe1d7be404b61b8d247