[INFO] cloning repository https://github.com/hulufei/neo-vimwiki-extra
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hulufei/neo-vimwiki-extra" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhulufei%2Fneo-vimwiki-extra", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhulufei%2Fneo-vimwiki-extra'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45cb52fb55ef898647e0280c3ec7e3968b222522
[INFO] checking hulufei/neo-vimwiki-extra against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhulufei%2Fneo-vimwiki-extra" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hulufei/neo-vimwiki-extra 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 git repo https://github.com/hulufei/neo-vimwiki-extra
[INFO] finished tweaking git repo https://github.com/hulufei/neo-vimwiki-extra
[INFO] tweaked toml for git repo https://github.com/hulufei/neo-vimwiki-extra written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hulufei/neo-vimwiki-extra 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_bytes v0.11.3
[INFO] [stderr]   Downloaded rmpv v0.4.4
[INFO] [stderr]   Downloaded fehler-macros v1.0.0
[INFO] [stderr]   Downloaded fehler v1.0.0
[INFO] [stderr]   Downloaded rmp v0.8.9
[INFO] [stderr]   Downloaded pathdiff v0.2.0
[INFO] [stderr]   Downloaded path-clean v0.1.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18fa906e5a3e026cdad39db1639b2f4a583ef63f0a7d09f5193e60f009296754
[INFO] running `Command { std: "docker" "start" "-a" "18fa906e5a3e026cdad39db1639b2f4a583ef63f0a7d09f5193e60f009296754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18fa906e5a3e026cdad39db1639b2f4a583ef63f0a7d09f5193e60f009296754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18fa906e5a3e026cdad39db1639b2f4a583ef63f0a7d09f5193e60f009296754", kill_on_drop: false }`
[INFO] [stdout] 18fa906e5a3e026cdad39db1639b2f4a583ef63f0a7d09f5193e60f009296754
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bb9f8f34fb29acdb41f2e0f40eb7fb90cf30a56068679fdf3eadf05d03a6a97
[INFO] running `Command { std: "docker" "start" "-a" "6bb9f8f34fb29acdb41f2e0f40eb7fb90cf30a56068679fdf3eadf05d03a6a97", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking path-clean v0.1.0
[INFO] [stderr]     Checking pathdiff v0.2.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking serde_bytes v0.11.3
[INFO] [stderr]     Checking rmpv v0.4.4
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]     Checking neovim-lib v0.6.1
[INFO] [stderr]     Checking fehler v1.0.0
[INFO] [stderr]     Checking neo-vimwiki-extra v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `anyhow` is imported redundantly
[INFO] [stdout]  --> src/vimwiki_rename_link.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow;
[INFO] [stdout]   |     ^^^^^^ the item `anyhow` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `anyhow` is imported redundantly
[INFO] [stdout]  --> src/vimwiki_rename_link.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow;
[INFO] [stdout]   |     ^^^^^^ the item `anyhow` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PathBuf` is imported redundantly
[INFO] [stdout]    --> src/vimwiki_rename_link.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 324 |     use super::*;
[INFO] [stdout]     |         -------- the item `PathBuf` is already imported here
[INFO] [stdout] 325 |     use std::path::PathBuf;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AbsolutePath` is never constructed
[INFO] [stdout]   --> src/vimwiki_rename_link.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | struct AbsolutePath {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `is_in_diary`, `get_path`, and `get_file_name` are never used
[INFO] [stdout]   --> src/vimwiki_rename_link.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl AbsolutePath {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 48 |     fn new<P: AsRef<Path>>(path: P) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     fn is_in_diary(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn get_path(&self) -> &Path {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     fn get_file_name(&self) -> Option<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Link` is never constructed
[INFO] [stdout]   --> src/vimwiki_rename_link.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 82 | struct Link<'a> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `display` are never used
[INFO] [stdout]   --> src/vimwiki_rename_link.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | impl<'a> Link<'a> {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 88 |     fn new(prefix: Option<&'a str>, path: &'a str) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     fn display(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Wiki` is never constructed
[INFO] [stdout]    --> src/vimwiki_rename_link.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 104 | struct Wiki<'a> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_absolute_path`, `get_relative_path`, `replace_links`, and `update_links` are never used
[INFO] [stdout]    --> src/vimwiki_rename_link.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 109 | impl<'a> Wiki<'a> {
[INFO] [stdout]     | ----------------- associated items in this implementation
[INFO] [stdout] 110 |     fn new(wiki_root: &'a Path, content_path: &'a Path) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     fn get_absolute_path(&self, link: &Link) -> AbsolutePath {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     fn get_relative_path(&self, to: &AbsolutePath) -> Option<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 |     fn replace_links(&self, content: &str, from: &AbsolutePath, to: &AbsolutePath) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 198 |     fn update_links(&self, from: &AbsolutePath, to: &AbsolutePath) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `visit_dirs` is never used
[INFO] [stdout]    --> src/vimwiki_rename_link.rs:207:4
[INFO] [stdout]     |
[INFO] [stdout] 207 | fn visit_dirs(dir: &Path, cb: &dyn Fn(&DirEntry)) {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rename` is never used
[INFO] [stdout]    --> src/vimwiki_rename_link.rs:221:8
[INFO] [stdout]     |
[INFO] [stdout] 221 | pub fn rename(wiki_root: PathBuf, from: &str, to: &str) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/vimwiki_rename_link.rs:232:5
[INFO] [stdout]     |
[INFO] [stdout] 232 |     visit_dirs(&wiki_root, &update_links);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 232 |     let _ = visit_dirs(&wiki_root, &update_links);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `update_links` is never used
[INFO] [stdout]    --> src/vimwiki_rename_link.rs:198:8
[INFO] [stdout]     |
[INFO] [stdout] 109 | impl<'a> Wiki<'a> {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 198 |     fn update_links(&self, from: &AbsolutePath, to: &AbsolutePath) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `visit_dirs` is never used
[INFO] [stdout]    --> src/vimwiki_rename_link.rs:207:4
[INFO] [stdout]     |
[INFO] [stdout] 207 | fn visit_dirs(dir: &Path, cb: &dyn Fn(&DirEntry)) {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rename` is never used
[INFO] [stdout]    --> src/vimwiki_rename_link.rs:221:8
[INFO] [stdout]     |
[INFO] [stdout] 221 | pub fn rename(wiki_root: PathBuf, from: &str, to: &str) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/vimwiki_rename_link.rs:232:5
[INFO] [stdout]     |
[INFO] [stdout] 232 |     visit_dirs(&wiki_root, &update_links);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 232 |     let _ = visit_dirs(&wiki_root, &update_links);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.10s
[INFO] running `Command { std: "docker" "inspect" "6bb9f8f34fb29acdb41f2e0f40eb7fb90cf30a56068679fdf3eadf05d03a6a97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bb9f8f34fb29acdb41f2e0f40eb7fb90cf30a56068679fdf3eadf05d03a6a97", kill_on_drop: false }`
[INFO] [stdout] 6bb9f8f34fb29acdb41f2e0f40eb7fb90cf30a56068679fdf3eadf05d03a6a97