[INFO] cloning repository https://github.com/KamilM1205/flexar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KamilM1205/flexar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKamilM1205%2Fflexar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKamilM1205%2Fflexar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e6e9d2118d8de2395581c45c9e163042f4c54741
[INFO] checking KamilM1205/flexar/e6e9d2118d8de2395581c45c9e163042f4c54741 against master#96df4943409564a187894018f15f795426dc2e1f for pr-118968
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKamilM1205%2Fflexar" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KamilM1205/flexar on toolchain 96df4943409564a187894018f15f795426dc2e1f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+96df4943409564a187894018f15f795426dc2e1f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KamilM1205/flexar
[INFO] finished tweaking git repo https://github.com/KamilM1205/flexar
[INFO] tweaked toml for git repo https://github.com/KamilM1205/flexar written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/KamilM1205/flexar 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" "+96df4943409564a187894018f15f795426dc2e1f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded include_dir v0.7.2
[INFO] [stderr]   Downloaded include_dir_macros v0.7.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.34
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.15.2
[INFO] [stderr]   Downloaded syn v1.0.83
[INFO] [stderr]   Downloaded luajit-src v210.3.2+resty1085a4d
[INFO] [stderr]   Downloaded lua-src v543.1.0
[INFO] [stderr]   Downloaded mlua v0.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+96df4943409564a187894018f15f795426dc2e1f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39efcacd7a4208940b5700a59c86da3291b16085512e0d1241c8896c3c6e9b72
[INFO] running `Command { std: "docker" "start" "-a" "39efcacd7a4208940b5700a59c86da3291b16085512e0d1241c8896c3c6e9b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39efcacd7a4208940b5700a59c86da3291b16085512e0d1241c8896c3c6e9b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39efcacd7a4208940b5700a59c86da3291b16085512e0d1241c8896c3c6e9b72", kill_on_drop: false }`
[INFO] [stdout] 39efcacd7a4208940b5700a59c86da3291b16085512e0d1241c8896c3c6e9b72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+96df4943409564a187894018f15f795426dc2e1f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ee73be7d619885b42187cba5f80a064a2b99751740c7c520cbe5801a56ac4a6
[INFO] running `Command { std: "docker" "start" "-a" "0ee73be7d619885b42187cba5f80a064a2b99751740c7c520cbe5801a56ac4a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling wayland-sys v0.29.1
[INFO] [stderr]     Checking libloading v0.7.2
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.2
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking ttf-parser v0.13.4
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.5
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]    Compiling winit v0.26.1
[INFO] [stderr]     Checking raw-window-handle v0.4.2
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking atomic_refcell v0.1.8
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking emath v0.16.0
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling luajit-src v210.3.2+resty1085a4d
[INFO] [stderr]    Compiling lua-src v543.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling syn v1.0.83
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]     Checking takeable-option v0.5.0
[INFO] [stderr]     Checking webbrowser v0.5.5
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling xcb v0.10.1
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glium v0.31.0
[INFO] [stderr]    Compiling mlua v0.7.2
[INFO] [stderr]    Compiling wayland-scanner v0.29.1
[INFO] [stderr]     Checking owned_ttf_parser v0.13.2
[INFO] [stderr]    Compiling include_dir_macros v0.7.2
[INFO] [stderr]     Checking ab_glyph v0.2.12
[INFO] [stderr]     Checking nix v0.22.0
[INFO] [stderr]     Checking memmap2 v0.3.1
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking mio v0.8.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking epaint v0.16.0
[INFO] [stderr]     Checking include_dir v0.7.2
[INFO] [stderr]    Compiling wayland-client v0.29.1
[INFO] [stderr]    Compiling wayland-protocols v0.29.1
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking egui v0.16.1
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking x11-clipboard v0.5.3
[INFO] [stderr]     Checking epi v0.16.0
[INFO] [stderr]     Checking wayland-commons v0.29.1
[INFO] [stderr]     Checking calloop v0.9.3
[INFO] [stderr]     Checking wayland-cursor v0.29.1
[INFO] [stderr]     Checking wayland-egl v0.29.1
[INFO] [stderr]     Checking smithay-clipboard v0.6.5
[INFO] [stderr]     Checking copypasta v0.7.1
[INFO] [stderr]     Checking glutin v0.28.0
[INFO] [stderr]     Checking egui-winit v0.16.0
[INFO] [stderr]     Checking egui_glium v0.16.0
[INFO] [stderr]     Checking eframe v0.16.0
[INFO] [stderr]     Checking flexar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `sname` is never read
[INFO] [stdout]   --> src/plugin.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |             sname = "None".to_owned();
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `sname` is never read
[INFO] [stdout]   --> src/plugin.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |             sname = "None".to_owned();
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Config` is never constructed
[INFO] [stdout]   --> src/plugin.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Config {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[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/plugin.rs:201:37
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let mut path = apath.clone().to_path_buf();
[INFO] [stdout]     |                                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `std::path::Path` does not implement `Clone`, so calling `clone` on `&std::path::Path` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/plugin.rs:219:37
[INFO] [stdout]     |
[INFO] [stdout] 219 |                 let mut path = apath.clone().to_path_buf();
[INFO] [stdout]     |                                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `std::path::Path` does not implement `Clone`, so calling `clone` on `&std::path::Path` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Config` is never constructed
[INFO] [stdout]   --> src/plugin.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Config {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/plugin.rs:201:37
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let mut path = apath.clone().to_path_buf();
[INFO] [stdout]     |                                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `std::path::Path` does not implement `Clone`, so calling `clone` on `&std::path::Path` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/plugin.rs:219:37
[INFO] [stdout]     |
[INFO] [stdout] 219 |                 let mut path = apath.clone().to_path_buf();
[INFO] [stdout]     |                                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `std::path::Path` does not implement `Clone`, so calling `clone` on `&std::path::Path` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.62s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.22.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "0ee73be7d619885b42187cba5f80a064a2b99751740c7c520cbe5801a56ac4a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ee73be7d619885b42187cba5f80a064a2b99751740c7c520cbe5801a56ac4a6", kill_on_drop: false }`
[INFO] [stdout] 0ee73be7d619885b42187cba5f80a064a2b99751740c7c520cbe5801a56ac4a6