[INFO] cloning repository https://github.com/asleep-cult/shred-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asleep-cult/shred-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasleep-cult%2Fshred-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasleep-cult%2Fshred-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 038a219bd697fc004704a65f0e03c10b072b3310 [INFO] checking asleep-cult/shred-rs against 8006091eb71ae7d9e9bccb66c6122c9d68af4466 for pr-129249-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasleep-cult%2Fshred-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/asleep-cult/shred-rs [INFO] finished tweaking git repo https://github.com/asleep-cult/shred-rs [INFO] tweaked toml for git repo https://github.com/asleep-cult/shred-rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/asleep-cult/shred-rs on toolchain 8006091eb71ae7d9e9bccb66c6122c9d68af4466 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/asleep-cult/shred-rs 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" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pyo3-macros-backend v0.29.2 [INFO] [stderr] Downloaded pyo3-macros v0.29.2 [INFO] [stderr] Downloaded pyo3-build-config v0.29.2 [INFO] [stderr] Downloaded pyo3-ffi v0.29.2 [INFO] [stderr] Downloaded pyo3 v0.29.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] 92e2bbb2aa08007db2630f86958bfa1a581f81f9a3afd346510c426adedd6b11 [INFO] running `Command { std: "docker" "start" "92e2bbb2aa08007db2630f86958bfa1a581f81f9a3afd346510c426adedd6b11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "92e2bbb2aa08007db2630f86958bfa1a581f81f9a3afd346510c426adedd6b11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "92e2bbb2aa08007db2630f86958bfa1a581f81f9a3afd346510c426adedd6b11" "/opt/rustwide/cargo-home/bin/cargo" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "92e2bbb2aa08007db2630f86958bfa1a581f81f9a3afd346510c426adedd6b11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "92e2bbb2aa08007db2630f86958bfa1a581f81f9a3afd346510c426adedd6b11" "/opt/rustwide/cargo-home/bin/cargo" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Compiling target-lexicon v0.13.5 [INFO] [stderr] Checking rustc-hash v2.1.3 [INFO] [stderr] Compiling proc-macro2 v1.0.107 [INFO] [stderr] Compiling quote v1.0.47 [INFO] [stderr] Compiling libc v0.2.189 [INFO] [stderr] Checking shred-core v0.1.0 (/opt/rustwide/workdir/crates/shred-core) [INFO] [stderr] Checking shred-automaton v0.1.0 (/opt/rustwide/workdir/crates/shred-automaton) [INFO] [stderr] Checking shred-generator v0.1.0 (/opt/rustwide/workdir/crates/shred-generator) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> crates/shred-generator/src/generator.rs:47:21 [INFO] [stdout] | [INFO] [stdout] 47 | table.add_shift(*from_state, *symbol_id, *to_state); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 47 | let _ = table.add_shift(*from_state, *symbol_id, *to_state); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> crates/shred-generator/src/generator.rs:50:21 [INFO] [stdout] | [INFO] [stdout] 50 | table.add_goto(*from_state, *symbol_id, *to_state); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 50 | let _ = table.add_goto(*from_state, *symbol_id, *to_state); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> crates/shred-generator/src/generator.rs:70:25 [INFO] [stdout] | [INFO] [stdout] 70 | table.add_accept(state_id, production_id); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 70 | let _ = table.add_accept(state_id, production_id); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> crates/shred-generator/src/generator.rs:77:29 [INFO] [stdout] | [INFO] [stdout] 77 | ... table.add_reduce(state_id, lookahead_symbol, production_id); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 77 | let _ = table.add_reduce(state_id, lookahead_symbol, production_id); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> crates/shred-generator/src/generator.rs:103:17 [INFO] [stdout] | [INFO] [stdout] 103 | table.add_reduce(*state_id, lookahead_symbol, production_id); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 103 | let _ = table.add_reduce(*state_id, lookahead_symbol, production_id); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> crates/shred-generator/src/generator.rs:47:21 [INFO] [stdout] | [INFO] [stdout] 47 | table.add_shift(*from_state, *symbol_id, *to_state); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 47 | let _ = table.add_shift(*from_state, *symbol_id, *to_state); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> crates/shred-generator/src/generator.rs:50:21 [INFO] [stdout] | [INFO] [stdout] 50 | table.add_goto(*from_state, *symbol_id, *to_state); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 50 | let _ = table.add_goto(*from_state, *symbol_id, *to_state); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> crates/shred-generator/src/generator.rs:70:25 [INFO] [stdout] | [INFO] [stdout] 70 | table.add_accept(state_id, production_id); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 70 | let _ = table.add_accept(state_id, production_id); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> crates/shred-generator/src/generator.rs:77:29 [INFO] [stdout] | [INFO] [stdout] 77 | ... table.add_reduce(state_id, lookahead_symbol, production_id); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 77 | let _ = table.add_reduce(state_id, lookahead_symbol, production_id); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> crates/shred-generator/src/generator.rs:103:17 [INFO] [stdout] | [INFO] [stdout] 103 | table.add_reduce(*state_id, lookahead_symbol, production_id); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 103 | let _ = table.add_reduce(*state_id, lookahead_symbol, production_id); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tester v0.1.0 (/opt/rustwide/workdir/tester) [INFO] [stdout] warning: unused variable: `state_id` [INFO] [stdout] --> tester/src/main.rs:85:85 [INFO] [stdout] | [INFO] [stdout] 85 | Err(shred_automaton::automaton::AutomatonErrorKind::UnexpectedToken { item, state_id }) => { [INFO] [stdout] | ^^^^^^^^ help: try ignoring the field: `state_id: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state_id` [INFO] [stdout] --> tester/src/main.rs:85:85 [INFO] [stdout] | [INFO] [stdout] 85 | Err(shred_automaton::automaton::AutomatonErrorKind::UnexpectedToken { item, state_id }) => { [INFO] [stdout] | ^^^^^^^^ help: try ignoring the field: `state_id: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling pyo3-build-config v0.29.2 [INFO] [stderr] Compiling syn v2.0.119 [INFO] [stderr] Compiling pyo3-ffi v0.29.2 [INFO] [stderr] Compiling pyo3 v0.29.2 [INFO] [stderr] Compiling pyo3-macros-backend v0.29.2 [INFO] [stderr] Compiling pyo3-macros v0.29.2 [INFO] [stderr] Checking python-bindings v0.1.0 (/opt/rustwide/workdir/crates/python-bindings) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.86s [INFO] running `Command { std: "docker" "inspect" "92e2bbb2aa08007db2630f86958bfa1a581f81f9a3afd346510c426adedd6b11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92e2bbb2aa08007db2630f86958bfa1a581f81f9a3afd346510c426adedd6b11", kill_on_drop: false }` [INFO] [stdout] 92e2bbb2aa08007db2630f86958bfa1a581f81f9a3afd346510c426adedd6b11