[INFO] updating cached repository https://github.com/xfbs/xar [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c2793f9b098266db45daa8f5f335ed05bbc7ceed [INFO] checking xfbs/xar against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxfbs%2Fxar" "/workspace/builds/worker-12/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xfbs/xar on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/xfbs/xar [INFO] finished tweaking git repo https://github.com/xfbs/xar [INFO] tweaked toml for git repo https://github.com/xfbs/xar written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/xfbs/xar already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] ea65292053f6a77e00b7eb057cf60c02b5022e92c2586452f92ecfa311ec1cfc [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "ea65292053f6a77e00b7eb057cf60c02b5022e92c2586452f92ecfa311ec1cfc"` [INFO] [stderr] Compiling syn v0.15.35 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Compiling backtrace v0.3.30 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking xml-rs v0.7.0 [INFO] [stderr] Checking ryu v0.2.8 [INFO] [stderr] Checking libflate v0.1.23 [INFO] [stderr] Checking xmltree v0.8.0 [INFO] [stderr] Checking backtrace-sys v0.1.28 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Compiling derive_more v0.14.1 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking quick-xml v0.14.0 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking xar v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `crate::*` [INFO] [stderr] --> src/archive.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `libflate::zlib::Decoder` [INFO] [stderr] --> src/archive.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use libflate::zlib::Decoder; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::SeekFrom` [INFO] [stderr] --> src/archive.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io::SeekFrom; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Seek` [INFO] [stderr] --> src/archive.rs:8:21 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::{Read, Seek}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Component` [INFO] [stderr] --> src/toc.rs:6:17 [INFO] [stderr] | [INFO] [stderr] 6 | use std::path::{Component, Path, PathBuf}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `FileElement::*` [INFO] [stderr] --> src/toc.rs:188:13 [INFO] [stderr] | [INFO] [stderr] 188 | use FileElement::*; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `FileElement::*` [INFO] [stderr] --> src/toc.rs:219:13 [INFO] [stderr] | [INFO] [stderr] 219 | use FileElement::*; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::*` [INFO] [stderr] --> src/archive.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `libflate::zlib::Decoder` [INFO] [stderr] --> src/archive.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use libflate::zlib::Decoder; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::SeekFrom` [INFO] [stderr] --> src/archive.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io::SeekFrom; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Seek` [INFO] [stderr] --> src/archive.rs:8:21 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::{Read, Seek}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Component` [INFO] [stderr] --> src/toc.rs:6:17 [INFO] [stderr] | [INFO] [stderr] 6 | use std::path::{Component, Path, PathBuf}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `FileElement::*` [INFO] [stderr] --> src/toc.rs:188:13 [INFO] [stderr] | [INFO] [stderr] 188 | use FileElement::*; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `FileElement::*` [INFO] [stderr] --> src/toc.rs:219:13 [INFO] [stderr] | [INFO] [stderr] 219 | use FileElement::*; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `element` [INFO] [stderr] --> src/toc.rs:305:9 [INFO] [stderr] | [INFO] [stderr] 305 | element: FileElement, [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_element` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `element` [INFO] [stderr] --> src/toc.rs:314:9 [INFO] [stderr] | [INFO] [stderr] 314 | element: FileElement, [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_element` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `child` [INFO] [stderr] --> src/toc.rs:342:31 [INFO] [stderr] | [INFO] [stderr] 342 | fn parse_dummy(&mut self, child: &Element) -> Result<(), Errors> { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_child` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/toc.rs:397:24 [INFO] [stderr] | [INFO] [stderr] 397 | pub fn find(&self, path: &Path) -> Option { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_path` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `element` [INFO] [stderr] --> src/toc.rs:305:9 [INFO] [stderr] | [INFO] [stderr] 305 | element: FileElement, [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_element` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `element` [INFO] [stderr] --> src/toc.rs:314:9 [INFO] [stderr] | [INFO] [stderr] 314 | element: FileElement, [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_element` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `child` [INFO] [stderr] --> src/toc.rs:342:31 [INFO] [stderr] | [INFO] [stderr] 342 | fn parse_dummy(&mut self, child: &Element) -> Result<(), Errors> { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_child` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/toc.rs:397:24 [INFO] [stderr] | [INFO] [stderr] 397 | pub fn find(&self, path: &Path) -> Option { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_path` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/toc.rs:398:13 [INFO] [stderr] | [INFO] [stderr] 398 | let mut files: Option = Some(self.clone()); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/toc.rs:398:13 [INFO] [stderr] | [INFO] [stderr] 398 | let mut files: Option = Some(self.clone()); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 05s [INFO] running `"docker" "inspect" "ea65292053f6a77e00b7eb057cf60c02b5022e92c2586452f92ecfa311ec1cfc"` [INFO] running `"docker" "rm" "-f" "ea65292053f6a77e00b7eb057cf60c02b5022e92c2586452f92ecfa311ec1cfc"` [INFO] [stdout] ea65292053f6a77e00b7eb057cf60c02b5022e92c2586452f92ecfa311ec1cfc