[INFO] cloning repository https://github.com/hudson-ai/remainder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hudson-ai/remainder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhudson-ai%2Fremainder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhudson-ai%2Fremainder'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhudson-ai%2Fremainder: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/hudson-ai/remainder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hudson-ai/remainder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhudson-ai%2Fremainder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhudson-ai%2Fremainder'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 390452447c0b28ea515029978193297d6177a0a5 [INFO] checking hudson-ai/remainder against try#3298c2ca5e390fd0d104357fdeec514a152a9561 for pr-136490 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhudson-ai%2Fremainder" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hudson-ai/remainder on toolchain 3298c2ca5e390fd0d104357fdeec514a152a9561 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3298c2ca5e390fd0d104357fdeec514a152a9561" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hudson-ai/remainder [INFO] finished tweaking git repo https://github.com/hudson-ai/remainder [INFO] tweaked toml for git repo https://github.com/hudson-ai/remainder written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/hudson-ai/remainder 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" "+3298c2ca5e390fd0d104357fdeec514a152a9561" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+3298c2ca5e390fd0d104357fdeec514a152a9561" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ccad4bb49ec7b88f8e645b1ca13d5a888b2136e2b0ff0cc8d20fe5cef1ffc331 [INFO] running `Command { std: "docker" "start" "-a" "ccad4bb49ec7b88f8e645b1ca13d5a888b2136e2b0ff0cc8d20fe5cef1ffc331", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ccad4bb49ec7b88f8e645b1ca13d5a888b2136e2b0ff0cc8d20fe5cef1ffc331", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccad4bb49ec7b88f8e645b1ca13d5a888b2136e2b0ff0cc8d20fe5cef1ffc331", kill_on_drop: false }` [INFO] [stdout] ccad4bb49ec7b88f8e645b1ca13d5a888b2136e2b0ff0cc8d20fe5cef1ffc331 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+3298c2ca5e390fd0d104357fdeec514a152a9561" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2ed2611bc3470362ce9fb9b4d17b14db97dd46a78df55c01987f719f02d28625 [INFO] running `Command { std: "docker" "start" "-a" "2ed2611bc3470362ce9fb9b4d17b14db97dd46a78df55c01987f719f02d28625", kill_on_drop: false }` [INFO] [stderr] Checking remainder v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: enum `Regex` is never used [INFO] [stdout] --> src/ast.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | pub enum Regex { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Regex` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/ast.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 22 | impl Regex { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 23 | fn nullable(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | fn null(&self) -> Regex { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | fn derivative(&self, c: &char) -> Regex { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 133 | pub fn matches(&self, s: &str) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | pub fn repeat(r: Regex, low: u32, high: Option) -> Regex { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 157 | pub fn literal(s: &str) -> Regex { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 165 | pub fn fractional_remainder(divisor: f32, remainder: u32) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 177 | pub fn remainder(divisor: u32, remainder: u32) -> Regex { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `scale_divisor` is never used [INFO] [stdout] --> src/ast.rs:188:4 [INFO] [stdout] | [INFO] [stdout] 188 | fn scale_divisor(divisor: f32) -> Result<(u32, u32), String> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `check_remainder` is never used [INFO] [stdout] --> src/ast.rs:209:4 [INFO] [stdout] | [INFO] [stdout] 209 | fn check_remainder(divisor: u32, remainder: u32, n: u32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `And` and `Not` are never constructed [INFO] [stdout] --> src/ast.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub enum Regex { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 9 | And(Vec), // Intersection [INFO] [stdout] | ^^^ [INFO] [stdout] 10 | Not(Box), // Negation [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Regex` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `literal` is never used [INFO] [stdout] --> src/ast.rs:157:12 [INFO] [stdout] | [INFO] [stdout] 22 | impl Regex { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 157 | pub fn literal(s: &str) -> Regex { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] running `Command { std: "docker" "inspect" "2ed2611bc3470362ce9fb9b4d17b14db97dd46a78df55c01987f719f02d28625", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ed2611bc3470362ce9fb9b4d17b14db97dd46a78df55c01987f719f02d28625", kill_on_drop: false }` [INFO] [stdout] 2ed2611bc3470362ce9fb9b4d17b14db97dd46a78df55c01987f719f02d28625