[INFO] fetching crate xar 0.1.1... [INFO] checking xar-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate xar 0.1.1 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate xar 0.1.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate xar 0.1.1 [INFO] finished tweaking crates.io crate xar 0.1.1 [INFO] tweaked toml for crates.io crate xar 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 85 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding derive_more v0.14.1 (latest: v0.99.17) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding libflate v0.1.27 (latest: v2.0.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.79) [INFO] [stderr] Adding quick-xml v0.14.0 (latest: v0.31.0) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.35) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.22) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.58) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] [stderr] Adding xml-rs v0.7.0 (latest: v0.8.20) [INFO] [stderr] Adding xmltree v0.8.0 (latest: v0.10.3) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libflate v0.1.27 [INFO] [stderr] Downloaded derive_more v0.14.1 [INFO] [stderr] Downloaded xmltree v0.8.0 [INFO] [stderr] Downloaded quick-xml v0.14.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4b3301586c6ec3b05159de69782ae146ce1294a48529f4dc07d513f919d5bc7b [INFO] running `Command { std: "docker" "start" "-a" "4b3301586c6ec3b05159de69782ae146ce1294a48529f4dc07d513f919d5bc7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4b3301586c6ec3b05159de69782ae146ce1294a48529f4dc07d513f919d5bc7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b3301586c6ec3b05159de69782ae146ce1294a48529f4dc07d513f919d5bc7b", kill_on_drop: false }` [INFO] [stdout] 4b3301586c6ec3b05159de69782ae146ce1294a48529f4dc07d513f919d5bc7b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 08ba70b4a306fe88d6792098ba2896ad444381ef0080b425e6aa0c5f01be7e7e [INFO] running `Command { std: "docker" "start" "-a" "08ba70b4a306fe88d6792098ba2896ad444381ef0080b425e6aa0c5f01be7e7e", kill_on_drop: false }` [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling derive_more v0.14.1 [INFO] [stderr] Checking xml-rs v0.7.0 [INFO] [stderr] Checking rle-decode-fast v1.0.3 [INFO] [stderr] Checking take_mut v0.2.2 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking libflate v0.1.27 [INFO] [stderr] Checking xmltree v0.8.0 [INFO] [stderr] Checking quick-xml v0.14.0 [INFO] [stderr] Checking xar v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Header` is imported redundantly [INFO] [stdout] --> src/archive.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::header::Header; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 2 | use crate::toc::Toc; [INFO] [stdout] 3 | use crate::*; [INFO] [stdout] | -------- the item `Header` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Toc` is imported redundantly [INFO] [stdout] --> src/archive.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::toc::Toc; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 3 | use crate::*; [INFO] [stdout] | -------- the item `Toc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Header` is imported redundantly [INFO] [stdout] --> src/archive.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::header::Header; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 2 | use crate::toc::Toc; [INFO] [stdout] 3 | use crate::*; [INFO] [stdout] | -------- the item `Header` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::*` [INFO] [stdout] --> src/archive.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `libflate::zlib::Decoder` [INFO] [stdout] --> src/archive.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use libflate::zlib::Decoder; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::SeekFrom` [INFO] [stdout] --> src/archive.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::io::SeekFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Seek` [INFO] [stdout] --> src/archive.rs:8:21 [INFO] [stdout] | [INFO] [stdout] 8 | use std::io::{Read, Seek}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Component` [INFO] [stdout] --> src/toc.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | use std::path::{Component, Path, PathBuf}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `FileElement::*` [INFO] [stdout] --> src/toc.rs:188:13 [INFO] [stdout] | [INFO] [stdout] 188 | use FileElement::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `FileElement::*` [INFO] [stdout] --> src/toc.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | use FileElement::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Toc` is imported redundantly [INFO] [stdout] --> src/archive.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::toc::Toc; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 3 | use crate::*; [INFO] [stdout] | -------- the item `Toc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::*` [INFO] [stdout] --> src/archive.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `libflate::zlib::Decoder` [INFO] [stdout] --> src/archive.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use libflate::zlib::Decoder; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::SeekFrom` [INFO] [stdout] --> src/archive.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::io::SeekFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Seek` [INFO] [stdout] --> src/archive.rs:8:21 [INFO] [stdout] | [INFO] [stdout] 8 | use std::io::{Read, Seek}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Component` [INFO] [stdout] --> src/toc.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | use std::path::{Component, Path, PathBuf}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `FileElement::*` [INFO] [stdout] --> src/toc.rs:188:13 [INFO] [stdout] | [INFO] [stdout] 188 | use FileElement::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `FileElement::*` [INFO] [stdout] --> src/toc.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | use FileElement::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `element` [INFO] [stdout] --> src/toc.rs:305:9 [INFO] [stdout] | [INFO] [stdout] 305 | element: FileElement, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_element` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `element` [INFO] [stdout] --> src/toc.rs:314:9 [INFO] [stdout] | [INFO] [stdout] 314 | element: FileElement, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_element` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `child` [INFO] [stdout] --> src/toc.rs:342:31 [INFO] [stdout] | [INFO] [stdout] 342 | fn parse_dummy(&mut self, child: &Element) -> Result<(), Errors> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_child` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/toc.rs:397:24 [INFO] [stdout] | [INFO] [stdout] 397 | pub fn find(&self, path: &Path) -> Option { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/toc.rs:398:13 [INFO] [stdout] | [INFO] [stdout] 398 | let mut files: Option = Some(self.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: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `element` [INFO] [stdout] --> src/toc.rs:305:9 [INFO] [stdout] | [INFO] [stdout] 305 | element: FileElement, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_element` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `element` [INFO] [stdout] --> src/toc.rs:314:9 [INFO] [stdout] | [INFO] [stdout] 314 | element: FileElement, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_element` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `child` [INFO] [stdout] --> src/toc.rs:342:31 [INFO] [stdout] | [INFO] [stdout] 342 | fn parse_dummy(&mut self, child: &Element) -> Result<(), Errors> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_child` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/toc.rs:397:24 [INFO] [stdout] | [INFO] [stdout] 397 | pub fn find(&self, path: &Path) -> Option { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/toc.rs:398:13 [INFO] [stdout] | [INFO] [stdout] 398 | let mut files: Option = Some(self.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: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file` [INFO] [stdout] --> src/main.rs:145:9 [INFO] [stdout] | [INFO] [stdout] 145 | let file = files [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file` [INFO] [stdout] --> src/main.rs:145:9 [INFO] [stdout] | [INFO] [stdout] 145 | let file = files [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [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/main.rs:143:9 [INFO] [stdout] | [INFO] [stdout] 143 | let mut files = archive.toc().files()?; [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/main.rs:143:9 [INFO] [stdout] | [INFO] [stdout] 143 | let mut files = archive.toc().files()?; [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.99s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.14.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "08ba70b4a306fe88d6792098ba2896ad444381ef0080b425e6aa0c5f01be7e7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08ba70b4a306fe88d6792098ba2896ad444381ef0080b425e6aa0c5f01be7e7e", kill_on_drop: false }` [INFO] [stdout] 08ba70b4a306fe88d6792098ba2896ad444381ef0080b425e6aa0c5f01be7e7e