[INFO] cloning repository https://github.com/RongDuJiKsp/Principles-and-Techniques-of-Compilers [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RongDuJiKsp/Principles-and-Techniques-of-Compilers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRongDuJiKsp%2FPrinciples-and-Techniques-of-Compilers", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRongDuJiKsp%2FPrinciples-and-Techniques-of-Compilers'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7184bc88d9279de417339ca2d8313e9fc52baf8f [INFO] building RongDuJiKsp/Principles-and-Techniques-of-Compilers 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%2FRongDuJiKsp%2FPrinciples-and-Techniques-of-Compilers" "/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/RongDuJiKsp/Principles-and-Techniques-of-Compilers 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/RongDuJiKsp/Principles-and-Techniques-of-Compilers [INFO] finished tweaking git repo https://github.com/RongDuJiKsp/Principles-and-Techniques-of-Compilers [INFO] tweaked toml for git repo https://github.com/RongDuJiKsp/Principles-and-Techniques-of-Compilers written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/RongDuJiKsp/Principles-and-Techniques-of-Compilers 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-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7ed6d0d69ef3ac4b0e424821431cb51378761e7e4f8942a0121ed241aba7ed24 [INFO] running `Command { std: "docker" "start" "-a" "7ed6d0d69ef3ac4b0e424821431cb51378761e7e4f8942a0121ed241aba7ed24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7ed6d0d69ef3ac4b0e424821431cb51378761e7e4f8942a0121ed241aba7ed24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ed6d0d69ef3ac4b0e424821431cb51378761e7e4f8942a0121ed241aba7ed24", kill_on_drop: false }` [INFO] [stdout] 7ed6d0d69ef3ac4b0e424821431cb51378761e7e4f8942a0121ed241aba7ed24 [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 -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] d7b5c14e537493262162e3d6ace44cc991d315c1e3a866a0e7b666293ca3f6fb [INFO] running `Command { std: "docker" "start" "-a" "d7b5c14e537493262162e3d6ace44cc991d315c1e3a866a0e7b666293ca3f6fb", kill_on_drop: false }` [INFO] [stderr] Compiling Compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/test.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module [INFO] [stdout] --> src/main.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | mod test; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::main_application::main_application` [INFO] [stdout] --> src/test.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::main_application::main_application; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module [INFO] [stdout] --> src/main.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | mod test; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `PredictionAnalyzerInput` and `PredictionAnalyzer` [INFO] [stdout] --> src/test.rs:4:34 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::prediction_analyzer::{PredictionAnalyzer, PredictionAnalyzerInput}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module [INFO] [stdout] --> src/main.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | mod test; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::pushdown_automaton_grammar::PushDownAutomatonGrammar` [INFO] [stdout] --> src/test.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::pushdown_automaton_grammar::PushDownAutomatonGrammar; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module [INFO] [stdout] --> src/main.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | mod test; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::statics::EMPTY_SENTENCE` [INFO] [stdout] --> src/test.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::statics::EMPTY_SENTENCE; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module [INFO] [stdout] --> src/main.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | mod test; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ended` is never read [INFO] [stdout] --> src/pushdown_automaton_grammar.rs:104:21 [INFO] [stdout] | [INFO] [stdout] 104 | ended = true;//不能推出空串 [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ended` is never read [INFO] [stdout] --> src/pushdown_automaton_grammar.rs:114:25 [INFO] [stdout] | [INFO] [stdout] 114 | ended = true;//不能推出空串 [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `is_dbg` is never read [INFO] [stdout] --> src/prediction_analyzer.rs:94:25 [INFO] [stdout] | [INFO] [stdout] 94 | is_dbg = true; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `is_dbg` is never read [INFO] [stdout] --> src/prediction_analyzer.rs:98:25 [INFO] [stdout] | [INFO] [stdout] 98 | is_dbg = false; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `alpha` and `state` are never used [INFO] [stdout] --> src/deterministic_finite_automaton.rs:278:12 [INFO] [stdout] | [INFO] [stdout] 50 | impl DeterministicFiniteAutomaton { [INFO] [stdout] | --------------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 278 | pub fn alpha(&self) -> &AlphaTable { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 281 | pub fn state(&self) -> &StateSet { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s [INFO] running `Command { std: "docker" "inspect" "d7b5c14e537493262162e3d6ace44cc991d315c1e3a866a0e7b666293ca3f6fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7b5c14e537493262162e3d6ace44cc991d315c1e3a866a0e7b666293ca3f6fb", kill_on_drop: false }` [INFO] [stdout] d7b5c14e537493262162e3d6ace44cc991d315c1e3a866a0e7b666293ca3f6fb [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 -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] 1ea6ab6acc43fee16bc56a661b87e47a9416a75e3d4d5733c3e9a4dce4624b87 [INFO] running `Command { std: "docker" "start" "-a" "1ea6ab6acc43fee16bc56a661b87e47a9416a75e3d4d5733c3e9a4dce4624b87", kill_on_drop: false }` [INFO] [stderr] Compiling Compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `ended` is never read [INFO] [stdout] --> src/pushdown_automaton_grammar.rs:104:21 [INFO] [stdout] | [INFO] [stdout] 104 | ended = true;//不能推出空串 [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ended` is never read [INFO] [stdout] --> src/pushdown_automaton_grammar.rs:114:25 [INFO] [stdout] | [INFO] [stdout] 114 | ended = true;//不能推出空串 [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `is_dbg` is never read [INFO] [stdout] --> src/prediction_analyzer.rs:94:25 [INFO] [stdout] | [INFO] [stdout] 94 | is_dbg = true; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `is_dbg` is never read [INFO] [stdout] --> src/prediction_analyzer.rs:98:25 [INFO] [stdout] | [INFO] [stdout] 98 | is_dbg = false; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `alpha` and `state` are never used [INFO] [stdout] --> src/deterministic_finite_automaton.rs:278:12 [INFO] [stdout] | [INFO] [stdout] 50 | impl DeterministicFiniteAutomaton { [INFO] [stdout] | --------------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 278 | pub fn alpha(&self) -> &AlphaTable { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 281 | pub fn state(&self) -> &StateSet { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s [INFO] running `Command { std: "docker" "inspect" "1ea6ab6acc43fee16bc56a661b87e47a9416a75e3d4d5733c3e9a4dce4624b87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ea6ab6acc43fee16bc56a661b87e47a9416a75e3d4d5733c3e9a4dce4624b87", kill_on_drop: false }` [INFO] [stdout] 1ea6ab6acc43fee16bc56a661b87e47a9416a75e3d4d5733c3e9a4dce4624b87