[INFO] cloning repository https://github.com/sjrsjz/Simple-Constraint-System [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sjrsjz/Simple-Constraint-System" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjrsjz%2FSimple-Constraint-System", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjrsjz%2FSimple-Constraint-System'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 09821b77cd1f08b5d711403f7cdf003fa07e2ad2 [INFO] testing sjrsjz/Simple-Constraint-System against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjrsjz%2FSimple-Constraint-System" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/sjrsjz/Simple-Constraint-System [INFO] finished tweaking git repo https://github.com/sjrsjz/Simple-Constraint-System [INFO] tweaked toml for git repo https://github.com/sjrsjz/Simple-Constraint-System written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/sjrsjz/Simple-Constraint-System on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/sjrsjz/Simple-Constraint-System 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f10546f66fcfd1628c2591c8c818f01f5e9dce4382dc9687dc70526f103b001f [INFO] running `Command { std: "docker" "start" "-a" "f10546f66fcfd1628c2591c8c818f01f5e9dce4382dc9687dc70526f103b001f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f10546f66fcfd1628c2591c8c818f01f5e9dce4382dc9687dc70526f103b001f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f10546f66fcfd1628c2591c8c818f01f5e9dce4382dc9687dc70526f103b001f", kill_on_drop: false }` [INFO] [stdout] f10546f66fcfd1628c2591c8c818f01f5e9dce4382dc9687dc70526f103b001f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9a46280e0897b3c74755285829ad5b1b8bf6ead9a4b8ef35d055348abe7ff3be [INFO] running `Command { std: "docker" "start" "-a" "9a46280e0897b3c74755285829ad5b1b8bf6ead9a4b8ef35d055348abe7ff3be", kill_on_drop: false }` [INFO] [stderr] Compiling constraint-system v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: enum `AtomicConstraint` is never used [INFO] [stdout] --> src/constraint.rs:9:10 [INFO] [stdout] | [INFO] [stdout] 9 | pub enum AtomicConstraint { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ConstraintNode` is never used [INFO] [stdout] --> src/constraint.rs:34:10 [INFO] [stdout] | [INFO] [stdout] 34 | pub enum ConstraintNode { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Constraint` is never constructed [INFO] [stdout] --> src/constraint.rs:80:12 [INFO] [stdout] | [INFO] [stdout] 80 | pub struct Constraint { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `add_node`, `get_node`, and `entry` are never used [INFO] [stdout] --> src/constraint.rs:86:12 [INFO] [stdout] | [INFO] [stdout] 85 | impl Constraint { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] 86 | pub fn new(entry: String) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 93 | pub fn add_node(&mut self, name: String, node: ConstraintNode) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 104 | pub fn get_node(&self, name: &str) -> Option<&ConstraintNode> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 108 | pub fn entry(&self) -> &String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `super_of`, `refine`, `check_subsumption`, and `check_subsumption_inner` are never used [INFO] [stdout] --> src/constraint.rs:114:12 [INFO] [stdout] | [INFO] [stdout] 113 | impl Constraint { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] 114 | pub fn super_of(&self, other: &Self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 127 | pub fn refine(&self, v: &Self) -> Self { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 139 | fn check_subsumption( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 162 | fn check_subsumption_inner( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PrettyFormatter` is never constructed [INFO] [stdout] --> src/constraint.rs:298:8 [INFO] [stdout] | [INFO] [stdout] 298 | struct PrettyFormatter<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `format_node` are never used [INFO] [stdout] --> src/constraint.rs:305:8 [INFO] [stdout] | [INFO] [stdout] 304 | impl<'a> PrettyFormatter<'a> { [INFO] [stdout] | ---------------------------- associated items in this implementation [INFO] [stdout] 305 | fn new(constraint: &'a Constraint) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 313 | fn format_node(&mut self, f: &mut fmt::Formatter<'_>, node: &ConstraintNode) -> fmt::Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s [INFO] running `Command { std: "docker" "inspect" "9a46280e0897b3c74755285829ad5b1b8bf6ead9a4b8ef35d055348abe7ff3be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a46280e0897b3c74755285829ad5b1b8bf6ead9a4b8ef35d055348abe7ff3be", kill_on_drop: false }` [INFO] [stdout] 9a46280e0897b3c74755285829ad5b1b8bf6ead9a4b8ef35d055348abe7ff3be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 310c0e8efd79d5c013477bd3ade23846338e4cda89175b052af0e7444cced1dc [INFO] running `Command { std: "docker" "start" "-a" "310c0e8efd79d5c013477bd3ade23846338e4cda89175b052af0e7444cced1dc", kill_on_drop: false }` [INFO] [stdout] warning: enum `AtomicConstraint` is never used [INFO] [stdout] --> src/constraint.rs:9:10 [INFO] [stdout] | [INFO] [stdout] 9 | pub enum AtomicConstraint { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ConstraintNode` is never used [INFO] [stdout] --> src/constraint.rs:34:10 [INFO] [stdout] | [INFO] [stdout] 34 | pub enum ConstraintNode { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Constraint` is never constructed [INFO] [stdout] --> src/constraint.rs:80:12 [INFO] [stdout] | [INFO] [stdout] 80 | pub struct Constraint { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `add_node`, `get_node`, and `entry` are never used [INFO] [stdout] --> src/constraint.rs:86:12 [INFO] [stdout] | [INFO] [stdout] 85 | impl Constraint { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] 86 | pub fn new(entry: String) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 93 | pub fn add_node(&mut self, name: String, node: ConstraintNode) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 104 | pub fn get_node(&self, name: &str) -> Option<&ConstraintNode> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 108 | pub fn entry(&self) -> &String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `super_of`, `refine`, `check_subsumption`, and `check_subsumption_inner` are never used [INFO] [stdout] --> src/constraint.rs:114:12 [INFO] [stdout] | [INFO] [stdout] 113 | impl Constraint { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] 114 | pub fn super_of(&self, other: &Self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 127 | pub fn refine(&self, v: &Self) -> Self { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 139 | fn check_subsumption( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 162 | fn check_subsumption_inner( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PrettyFormatter` is never constructed [INFO] [stdout] --> src/constraint.rs:298:8 [INFO] [stdout] | [INFO] [stdout] 298 | struct PrettyFormatter<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `format_node` are never used [INFO] [stdout] --> src/constraint.rs:305:8 [INFO] [stdout] | [INFO] [stdout] 304 | impl<'a> PrettyFormatter<'a> { [INFO] [stdout] | ---------------------------- associated items in this implementation [INFO] [stdout] 305 | fn new(constraint: &'a Constraint) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 313 | fn format_node(&mut self, f: &mut fmt::Formatter<'_>, node: &ConstraintNode) -> fmt::Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling constraint-system v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant `F` is never constructed [INFO] [stdout] --> src/constraint.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 34 | pub enum ConstraintNode { [INFO] [stdout] | -------------- variant in this enum [INFO] [stdout] 35 | T, // 顶点约束，表示任意值 [INFO] [stdout] 36 | F, // 假约束，表示不可能的值 [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `ConstraintNode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `refine` is never used [INFO] [stdout] --> src/constraint.rs:127:12 [INFO] [stdout] | [INFO] [stdout] 113 | impl Constraint { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 127 | pub fn refine(&self, v: &Self) -> Self { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `Command { std: "docker" "inspect" "310c0e8efd79d5c013477bd3ade23846338e4cda89175b052af0e7444cced1dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "310c0e8efd79d5c013477bd3ade23846338e4cda89175b052af0e7444cced1dc", kill_on_drop: false }` [INFO] [stdout] 310c0e8efd79d5c013477bd3ade23846338e4cda89175b052af0e7444cced1dc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c578258f91bcbc3b186c34fbb7739d39cf79b78c34b5d6260a53da5385032a73 [INFO] running `Command { std: "docker" "start" "-a" "c578258f91bcbc3b186c34fbb7739d39cf79b78c34b5d6260a53da5385032a73", kill_on_drop: false }` [INFO] [stderr] warning: enum `AtomicConstraint` is never used [INFO] [stderr] --> src/constraint.rs:9:10 [INFO] [stderr] | [INFO] [stderr] 9 | pub enum AtomicConstraint { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: enum `ConstraintNode` is never used [INFO] [stderr] --> src/constraint.rs:34:10 [INFO] [stderr] | [INFO] [stderr] 34 | pub enum ConstraintNode { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Constraint` is never constructed [INFO] [stderr] --> src/constraint.rs:80:12 [INFO] [stderr] | [INFO] [stderr] 80 | pub struct Constraint { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `new`, `add_node`, `get_node`, and `entry` are never used [INFO] [stderr] --> src/constraint.rs:86:12 [INFO] [stderr] | [INFO] [stderr] 85 | impl Constraint { [INFO] [stderr] | --------------- associated items in this implementation [INFO] [stderr] 86 | pub fn new(entry: String) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 93 | pub fn add_node(&mut self, name: String, node: ConstraintNode) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 104 | pub fn get_node(&self, name: &str) -> Option<&ConstraintNode> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 108 | pub fn entry(&self) -> &String { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `super_of`, `refine`, `check_subsumption`, and `check_subsumption_inner` are never used [INFO] [stderr] --> src/constraint.rs:114:12 [INFO] [stderr] | [INFO] [stderr] 113 | impl Constraint { [INFO] [stderr] | --------------- associated items in this implementation [INFO] [stderr] 114 | pub fn super_of(&self, other: &Self) -> bool { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 127 | pub fn refine(&self, v: &Self) -> Self { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 139 | fn check_subsumption( [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 162 | fn check_subsumption_inner( [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `PrettyFormatter` is never constructed [INFO] [stderr] --> src/constraint.rs:298:8 [INFO] [stderr] | [INFO] [stderr] 298 | struct PrettyFormatter<'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `new` and `format_node` are never used [INFO] [stderr] --> src/constraint.rs:305:8 [INFO] [stderr] | [INFO] [stderr] 304 | impl<'a> PrettyFormatter<'a> { [INFO] [stderr] | ---------------------------- associated items in this implementation [INFO] [stderr] 305 | fn new(constraint: &'a Constraint) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 313 | fn format_node(&mut self, f: &mut fmt::Formatter<'_>, node: &ConstraintNode) -> fmt::Result { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `constraint-system` (lib) generated 7 warnings [INFO] [stderr] warning: variant `F` is never constructed [INFO] [stderr] --> src/constraint.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 34 | pub enum ConstraintNode { [INFO] [stderr] | -------------- variant in this enum [INFO] [stderr] 35 | T, // 顶点约束，表示任意值 [INFO] [stderr] 36 | F, // 假约束，表示不可能的值 [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] = note: `ConstraintNode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] running 3 tests [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] test tests::tests::test1 ... ok [INFO] [stderr] [INFO] [stdout] test tests::tests::test3 ... ok [INFO] [stderr] warning: method `refine` is never used [INFO] [stdout] test tests::tests::test2 ... ok [INFO] [stderr] --> src/constraint.rs:127:12 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 113 | impl Constraint { [INFO] [stdout] [INFO] [stderr] | --------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 127 | pub fn refine(&self, v: &Self) -> Self { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `constraint-system` (lib test) generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/constraint_system-53dc26cd83857e19) [INFO] [stderr] Doc-tests constraint_system [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c578258f91bcbc3b186c34fbb7739d39cf79b78c34b5d6260a53da5385032a73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c578258f91bcbc3b186c34fbb7739d39cf79b78c34b5d6260a53da5385032a73", kill_on_drop: false }` [INFO] [stdout] c578258f91bcbc3b186c34fbb7739d39cf79b78c34b5d6260a53da5385032a73