[INFO] crate parallel 0.11.3 is already in cache [INFO] checking parallel-0.11.3 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345 [INFO] extracting crate parallel 0.11.3 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate parallel 0.11.3 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate parallel 0.11.3 [INFO] finished tweaking crates.io crate parallel 0.11.3 [INFO] tweaked toml for crates.io crate parallel 0.11.3 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 791d84b5613182bb3de22b0be360a06943249db8e515878bb7b23650df5eeb77 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "791d84b5613182bb3de22b0be360a06943249db8e515878bb7b23650df5eeb77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "791d84b5613182bb3de22b0be360a06943249db8e515878bb7b23650df5eeb77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "791d84b5613182bb3de22b0be360a06943249db8e515878bb7b23650df5eeb77", kill_on_drop: false }` [INFO] [stdout] 791d84b5613182bb3de22b0be360a06943249db8e515878bb7b23650df5eeb77 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa1443ed02789a4768f664006acdc0e7e9bd435f9e3ba11138d2c8943990215e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "fa1443ed02789a4768f664006acdc0e7e9bd435f9e3ba11138d2c8943990215e", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking odds v0.2.26 [INFO] [stderr] Checking numtoa v0.0.7 [INFO] [stderr] Checking permutate v0.3.2 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Checking smallvec v0.4.5 [INFO] [stderr] Checking arrayvec v0.3.25 [INFO] [stderr] Compiling sys-info v0.4.1 [INFO] [stderr] Checking wait-timeout v0.1.5 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking parallel v0.11.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unknown lint: `cyclomatic_complexity` [INFO] [stdout] --> src/execute/receive.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | #[allow(cyclomatic_complexity)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unknown_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown lint: `cyclomatic_complexity` [INFO] [stdout] --> src/execute/receive.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | #[allow(cyclomatic_complexity)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unknown_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/arguments/mod.rs:378:25 [INFO] [stdout] | [INFO] [stdout] 378 | let parse_line: Box) -> io::Result> = [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(io::Result) -> io::Result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/execute/dry.rs:26:26 [INFO] [stdout] | [INFO] [stdout] 26 | let pipe_action: Box = if flags & arguments::SHELL_QUOTE != 0 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut StdoutLock, &str)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/arguments/mod.rs:378:25 [INFO] [stdout] | [INFO] [stdout] 378 | let parse_line: Box) -> io::Result> = [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(io::Result) -> io::Result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/execute/dry.rs:26:26 [INFO] [stdout] | [INFO] [stdout] 26 | let pipe_action: Box = if flags & arguments::SHELL_QUOTE != 0 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut StdoutLock, &str)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/input_iterator/lock.rs:22:62 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn try_next(&mut self, input: &mut String) -> Option<(usize)> { [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/input_iterator/iterator.rs:231:48 [INFO] [stdout] | [INFO] [stdout] 231 | for (actual, expected) in iterator.zip((1..4096)) { [INFO] [stdout] | ^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/input_iterator/lock.rs:22:62 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn try_next(&mut self, input: &mut String) -> Option<(usize)> { [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:242:9 [INFO] [stdout] | [INFO] [stdout] 242 | /// Prints messages from executed commands in the correct order. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 243 | let errors = execute::receive_messages(input_rx, args, &base_path, &processed_path, &errors_path); [INFO] [stdout] | -------------------------------------------------------------------------------------------------- rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:245:9 [INFO] [stdout] | [INFO] [stdout] 245 | /// Wait for all threads to exit before proceeding. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 246 | for thread in threads { thread.join().unwrap(); } [INFO] [stdout] | ------------------------------------------------- rustdoc does not generate documentation for expressions [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:242:9 [INFO] [stdout] | [INFO] [stdout] 242 | /// Prints messages from executed commands in the correct order. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 243 | let errors = execute::receive_messages(input_rx, args, &base_path, &processed_path, &errors_path); [INFO] [stdout] | -------------------------------------------------------------------------------------------------- rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:245:9 [INFO] [stdout] | [INFO] [stdout] 245 | /// Wait for all threads to exit before proceeding. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 246 | for thread in threads { thread.join().unwrap(); } [INFO] [stdout] | ------------------------------------------------- rustdoc does not generate documentation for expressions [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/arguments/mod.rs:553:9 [INFO] [stdout] | [INFO] [stdout] 553 | let mut append_list = &mut Vec::new(); [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/arguments/mod.rs:553:9 [INFO] [stdout] | [INFO] [stdout] 553 | let mut append_list = &mut Vec::new(); [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/execute/exec_commands.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | let mut command_buffer = &mut String::with_capacity(64); [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/execute/exec_commands.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | let mut command_buffer = &mut String::with_capacity(64); [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/execute/pipe.rs:41:17 [INFO] [stdout] | [INFO] [stdout] 41 | let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child"); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/execute/pipe.rs:41:17 [INFO] [stdout] | [INFO] [stdout] 41 | let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child"); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.70s [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fa1443ed02789a4768f664006acdc0e7e9bd435f9e3ba11138d2c8943990215e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa1443ed02789a4768f664006acdc0e7e9bd435f9e3ba11138d2c8943990215e", kill_on_drop: false }` [INFO] [stdout] fa1443ed02789a4768f664006acdc0e7e9bd435f9e3ba11138d2c8943990215e