[INFO] cloning repository https://github.com/n8ta/rlox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/n8ta/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn8ta%2Frlox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn8ta%2Frlox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9a61a2dd044e8272242796123951ec44a9957eb8 [INFO] checking n8ta/rlox against master#e4106065bf1bb515935d5d024e8d9c86454e2b22 for pr-112160 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn8ta%2Frlox" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/n8ta/rlox on toolchain e4106065bf1bb515935d5d024e8d9c86454e2b22 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/n8ta/rlox [INFO] finished tweaking git repo https://github.com/n8ta/rlox [INFO] tweaked toml for git repo https://github.com/n8ta/rlox written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/n8ta/rlox 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" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 776b4a92e320b0d476c56ae7f856aa1dc420445aa033f46858f8e387fd203443 [INFO] running `Command { std: "docker" "start" "-a" "776b4a92e320b0d476c56ae7f856aa1dc420445aa033f46858f8e387fd203443", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "776b4a92e320b0d476c56ae7f856aa1dc420445aa033f46858f8e387fd203443", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "776b4a92e320b0d476c56ae7f856aa1dc420445aa033f46858f8e387fd203443", kill_on_drop: false }` [INFO] [stdout] 776b4a92e320b0d476c56ae7f856aa1dc420445aa033f46858f8e387fd203443 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3a38e4f1351bc3596fd23a577b4db01bb7259def44ea456f2cff7868fe26a887 [INFO] running `Command { std: "docker" "start" "-a" "3a38e4f1351bc3596fd23a577b4db01bb7259def44ea456f2cff7868fe26a887", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling ryu v1.0.6 [INFO] [stderr] Compiling serde_json v1.0.72 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking lox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/runtime/fast_env.rs:38:16 [INFO] [stdout] | [INFO] [stdout] 38 | if (offset < inner.values.len()) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 38 - if (offset < inner.values.len()) { [INFO] [stdout] 38 + if offset < inner.values.len() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/runtime/fast_env.rs:38:16 [INFO] [stdout] | [INFO] [stdout] 38 | if (offset < inner.values.len()) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 38 - if (offset < inner.values.len()) { [INFO] [stdout] 38 + if offset < inner.values.len() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::resolver::Resolved` [INFO] [stdout] --> src/runtime/class.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::resolver::Resolved; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::resolver::Resolved` [INFO] [stdout] --> src/runtime/class.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::resolver::Resolved; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `context` [INFO] [stdout] --> src/parser/parsing.rs:177:17 [INFO] [stdout] | [INFO] [stdout] 177 | let mut context = name_in_context.context.clone(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `context` [INFO] [stdout] --> src/parser/parsing.rs:177:17 [INFO] [stdout] | [INFO] [stdout] 177 | let mut context = name_in_context.context.clone(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser/parsing.rs:177:13 [INFO] [stdout] | [INFO] [stdout] 177 | let mut context = name_in_context.context.clone(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser/parsing.rs:177:13 [INFO] [stdout] | [INFO] [stdout] 177 | let mut context = name_in_context.context.clone(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `src` [INFO] [stdout] --> src/runtime/func.rs:48:23 [INFO] [stdout] | [INFO] [stdout] 48 | for (i, (arg, src)) in self.inner.func.inner.args.iter().enumerate() { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_src` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `src` [INFO] [stdout] --> src/runtime/func.rs:48:23 [INFO] [stdout] | [INFO] [stdout] 48 | for (i, (arg, src)) in self.inner.func.inner.args.iter().enumerate() { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_src` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `context` [INFO] [stdout] --> src/runtime/mod.rs:20:46 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn is_equal(left: &Value, right: &Value, context: &SourceRef) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `context` [INFO] [stdout] --> src/runtime/mod.rs:20:46 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn is_equal(left: &Value, right: &Value, context: &SourceRef) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::option::Option::::insert` that must be used [INFO] [stdout] --> src/resolver.rs:109:17 [INFO] [stdout] | [INFO] [stdout] 109 | resolved.insert(res); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 109 | let _ = resolved.insert(res); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::option::Option::::insert` that must be used [INFO] [stdout] --> src/resolver.rs:131:17 [INFO] [stdout] | [INFO] [stdout] 131 | scope_size.insert(self.last_size()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 131 | let _ = scope_size.insert(self.last_size()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::option::Option::::insert` that must be used [INFO] [stdout] --> src/resolver.rs:157:17 [INFO] [stdout] | [INFO] [stdout] 157 | scope_size.insert(self.last_size()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 157 | let _ = scope_size.insert(self.last_size()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::option::Option::::insert` that must be used [INFO] [stdout] --> src/resolver.rs:205:17 [INFO] [stdout] | [INFO] [stdout] 205 | scope_size.insert(self.last_size()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 205 | let _ = scope_size.insert(self.last_size()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::option::Option::::insert` that must be used [INFO] [stdout] --> src/resolver.rs:233:9 [INFO] [stdout] | [INFO] [stdout] 233 | scope_size.insert(self.last_size()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 233 | let _ = scope_size.insert(self.last_size()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::option::Option::::insert` that must be used [INFO] [stdout] --> src/resolver.rs:109:17 [INFO] [stdout] | [INFO] [stdout] 109 | resolved.insert(res); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 109 | let _ = resolved.insert(res); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::option::Option::::insert` that must be used [INFO] [stdout] --> src/resolver.rs:131:17 [INFO] [stdout] | [INFO] [stdout] 131 | scope_size.insert(self.last_size()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 131 | let _ = scope_size.insert(self.last_size()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::option::Option::::insert` that must be used [INFO] [stdout] --> src/resolver.rs:157:17 [INFO] [stdout] | [INFO] [stdout] 157 | scope_size.insert(self.last_size()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 157 | let _ = scope_size.insert(self.last_size()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::option::Option::::insert` that must be used [INFO] [stdout] --> src/resolver.rs:205:17 [INFO] [stdout] | [INFO] [stdout] 205 | scope_size.insert(self.last_size()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 205 | let _ = scope_size.insert(self.last_size()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::option::Option::::insert` that must be used [INFO] [stdout] --> src/resolver.rs:233:9 [INFO] [stdout] | [INFO] [stdout] 233 | scope_size.insert(self.last_size()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 233 | let _ = scope_size.insert(self.last_size()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.78s [INFO] running `Command { std: "docker" "inspect" "3a38e4f1351bc3596fd23a577b4db01bb7259def44ea456f2cff7868fe26a887", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a38e4f1351bc3596fd23a577b4db01bb7259def44ea456f2cff7868fe26a887", kill_on_drop: false }` [INFO] [stdout] 3a38e4f1351bc3596fd23a577b4db01bb7259def44ea456f2cff7868fe26a887