[INFO] cloning repository https://github.com/HeroicKatora/automata [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HeroicKatora/automata" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeroicKatora%2Fautomata", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeroicKatora%2Fautomata'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 66d9f72b7e65262069825b0849f14060a4fcadd9 [INFO] checking HeroicKatora/automata against master#1c7b36d4db582cb47513a6c7176baaec1c3346ab for pr-99197 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeroicKatora%2Fautomata" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/HeroicKatora/automata on toolchain 1c7b36d4db582cb47513a6c7176baaec1c3346ab [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c7b36d4db582cb47513a6c7176baaec1c3346ab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/HeroicKatora/automata [INFO] finished tweaking git repo https://github.com/HeroicKatora/automata [INFO] tweaked toml for git repo https://github.com/HeroicKatora/automata written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c7b36d4db582cb47513a6c7176baaec1c3346ab" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c7b36d4db582cb47513a6c7176baaec1c3346ab" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+1c7b36d4db582cb47513a6c7176baaec1c3346ab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5c745cebcc51ccb2e3c44a8b237d1a97fac39b433fba3668858081a0d3cd2966 [INFO] running `Command { std: "docker" "start" "-a" "5c745cebcc51ccb2e3c44a8b237d1a97fac39b433fba3668858081a0d3cd2966", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c745cebcc51ccb2e3c44a8b237d1a97fac39b433fba3668858081a0d3cd2966", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c745cebcc51ccb2e3c44a8b237d1a97fac39b433fba3668858081a0d3cd2966", kill_on_drop: false }` [INFO] [stdout] 5c745cebcc51ccb2e3c44a8b237d1a97fac39b433fba3668858081a0d3cd2966 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+1c7b36d4db582cb47513a6c7176baaec1c3346ab" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] beabb70039351f86a0782eaf73fe96ac090ec55e56fd4bff8cdcdb82f9f8cebe [INFO] running `Command { std: "docker" "start" "-a" "beabb70039351f86a0782eaf73fe96ac090ec55e56fd4bff8cdcdb82f9f8cebe", kill_on_drop: false }` [INFO] [stderr] Checking automata v0.0.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/deterministic.rs:172:41 [INFO] [stdout] | [INFO] [stdout] 172 | pub fn write_to(&self, output: &mut Write) -> io::Result<()> [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 172 - pub fn write_to(&self, output: &mut Write) -> io::Result<()> [INFO] [stdout] 172 + pub fn write_to(&self, output: &mut dyn Write) -> io::Result<()> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/dfa.rs:103:41 [INFO] [stdout] | [INFO] [stdout] 103 | pub fn write_to(&self, output: &mut Write) -> io::Result<()> [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 103 - pub fn write_to(&self, output: &mut Write) -> io::Result<()> [INFO] [stdout] 103 + pub fn write_to(&self, output: &mut dyn Write) -> io::Result<()> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/nfa.rs:281:41 [INFO] [stdout] | [INFO] [stdout] 281 | pub fn write_to(&self, output: &mut Write) -> io::Result<()> [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 281 - pub fn write_to(&self, output: &mut Write) -> io::Result<()> [INFO] [stdout] 281 + pub fn write_to(&self, output: &mut dyn Write) -> io::Result<()> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/deterministic.rs:172:41 [INFO] [stdout] | [INFO] [stdout] 172 | pub fn write_to(&self, output: &mut Write) -> io::Result<()> [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 172 - pub fn write_to(&self, output: &mut Write) -> io::Result<()> [INFO] [stdout] 172 + pub fn write_to(&self, output: &mut dyn Write) -> io::Result<()> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/dfa.rs:103:41 [INFO] [stdout] | [INFO] [stdout] 103 | pub fn write_to(&self, output: &mut Write) -> io::Result<()> [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 103 - pub fn write_to(&self, output: &mut Write) -> io::Result<()> [INFO] [stdout] 103 + pub fn write_to(&self, output: &mut dyn Write) -> io::Result<()> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/nfa.rs:281:41 [INFO] [stdout] | [INFO] [stdout] 281 | pub fn write_to(&self, output: &mut Write) -> io::Result<()> [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 281 - pub fn write_to(&self, output: &mut Write) -> io::Result<()> [INFO] [stdout] 281 + pub fn write_to(&self, output: &mut dyn Write) -> io::Result<()> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `graph` and `regex` are never read [INFO] [stdout] --> src/nfa.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct NfaRegex { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 32 | graph: NonDeterministic, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | regex: Regex, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `graph` and `regex` are never read [INFO] [stdout] --> src/nfa.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct NfaRegex { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 32 | graph: NonDeterministic, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | regex: Regex, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `Command { std: "docker" "inspect" "beabb70039351f86a0782eaf73fe96ac090ec55e56fd4bff8cdcdb82f9f8cebe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "beabb70039351f86a0782eaf73fe96ac090ec55e56fd4bff8cdcdb82f9f8cebe", kill_on_drop: false }` [INFO] [stdout] beabb70039351f86a0782eaf73fe96ac090ec55e56fd4bff8cdcdb82f9f8cebe