[INFO] fetching crate mdxt 0.7.3... [INFO] checking mdxt-0.7.3 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate mdxt 0.7.3 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate mdxt 0.7.3 [INFO] finished tweaking crates.io crate mdxt 0.7.3 [INFO] tweaked toml for crates.io crate mdxt 0.7.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mdxt 0.7.3 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 59 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded hxml v0.3.3 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0f76f7256e3f536db9c7b5cc37fbeb3bcfcb06916e70903cb44d03e13f8f53b2 [INFO] running `Command { std: "docker" "start" "-a" "0f76f7256e3f536db9c7b5cc37fbeb3bcfcb06916e70903cb44d03e13f8f53b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0f76f7256e3f536db9c7b5cc37fbeb3bcfcb06916e70903cb44d03e13f8f53b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f76f7256e3f536db9c7b5cc37fbeb3bcfcb06916e70903cb44d03e13f8f53b2", kill_on_drop: false }` [INFO] [stdout] 0f76f7256e3f536db9c7b5cc37fbeb3bcfcb06916e70903cb44d03e13f8f53b2 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8d709d25c23bb72ea0cf8fc51e59cce832c4984e520f31e73a3374d8c6a1d94f [INFO] running `Command { std: "docker" "start" "-a" "8d709d25c23bb72ea0cf8fc51e59cce832c4984e520f31e73a3374d8c6a1d94f", kill_on_drop: false }` [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking quick-xml v0.38.3 [INFO] [stderr] Checking time v0.3.41 [INFO] [stderr] Checking hxml v0.3.3 [INFO] [stderr] Checking regex v1.11.2 [INFO] [stderr] Checking serde_json v1.0.143 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Checking fancy-regex v0.11.0 [INFO] [stderr] Checking plist v1.7.4 [INFO] [stderr] Checking syntect v5.2.0 [INFO] [stderr] Checking mdxt v0.7.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `label` is never read [INFO] [stdout] --> src/inline/mod.rs:103:9 [INFO] [stdout] | [INFO] [stdout] 100 | Tooltip { [INFO] [stdout] | ------- field in this variant [INFO] [stdout] ... [INFO] [stdout] 103 | label: Vec [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `InlineMacro` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/ast/parse.rs:255:72 [INFO] [stdout] | [INFO] [stdout] 255 | ... let mut inner_macro_stack = vec![macro_.clone()]; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Macro` does not implement `Clone`, so calling `clone` on `&Macro` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 255 - let mut inner_macro_stack = vec![macro_.clone()]; [INFO] [stdout] 255 + let mut inner_macro_stack = vec![macro_]; [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `Macro`, implement `Clone` for it [INFO] [stdout] --> src/inline/macros/mod.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 + #[derive(Clone)] [INFO] [stdout] 23 | pub struct Macro { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/ast/parse.rs:301:83 [INFO] [stdout] | [INFO] [stdout] 301 | ... inner_macro_stack.push(inner_macro.clone()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Macro` does not implement `Clone`, so calling `clone` on `&Macro` copies the reference, which does not do anything and can be removed [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 301 - inner_macro_stack.push(inner_macro.clone()); [INFO] [stdout] 301 + inner_macro_stack.push(inner_macro); [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `Macro`, implement `Clone` for it [INFO] [stdout] --> src/inline/macros/mod.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 + #[derive(Clone)] [INFO] [stdout] 23 | pub struct Macro { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/ast/parse.rs:255:72 [INFO] [stdout] | [INFO] [stdout] 255 | ... let mut inner_macro_stack = vec![macro_.clone()]; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Macro` does not implement `Clone`, so calling `clone` on `&Macro` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 255 - let mut inner_macro_stack = vec![macro_.clone()]; [INFO] [stdout] 255 + let mut inner_macro_stack = vec![macro_]; [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `Macro`, implement `Clone` for it [INFO] [stdout] --> src/inline/macros/mod.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 + #[derive(Clone)] [INFO] [stdout] 23 | pub struct Macro { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/ast/parse.rs:301:83 [INFO] [stdout] | [INFO] [stdout] 301 | ... inner_macro_stack.push(inner_macro.clone()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Macro` does not implement `Clone`, so calling `clone` on `&Macro` copies the reference, which does not do anything and can be removed [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 301 - inner_macro_stack.push(inner_macro.clone()); [INFO] [stdout] 301 + inner_macro_stack.push(inner_macro); [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `Macro`, implement `Clone` for it [INFO] [stdout] --> src/inline/macros/mod.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 + #[derive(Clone)] [INFO] [stdout] 23 | pub struct Macro { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/inline/math/testbench.rs:509:25 [INFO] [stdout] | [INFO] [stdout] 509 | let lock = unsafe { HXML_LOCK.lock().unwrap() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/testbench/mod.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | HXML_LOCK.lock().unwrap() [INFO] [stdout] | ^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.08s [INFO] running `Command { std: "docker" "inspect" "8d709d25c23bb72ea0cf8fc51e59cce832c4984e520f31e73a3374d8c6a1d94f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d709d25c23bb72ea0cf8fc51e59cce832c4984e520f31e73a3374d8c6a1d94f", kill_on_drop: false }` [INFO] [stdout] 8d709d25c23bb72ea0cf8fc51e59cce832c4984e520f31e73a3374d8c6a1d94f