[INFO] cloning repository https://github.com/TokisakiYuu/markdown-storage
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TokisakiYuu/markdown-storage" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTokisakiYuu%2Fmarkdown-storage", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTokisakiYuu%2Fmarkdown-storage'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a8c0f64e73e37462862b7c9981a7572dac95076
[INFO] checking TokisakiYuu/markdown-storage against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTokisakiYuu%2Fmarkdown-storage" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TokisakiYuu/markdown-storage on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TokisakiYuu/markdown-storage
[INFO] finished tweaking git repo https://github.com/TokisakiYuu/markdown-storage
[INFO] tweaked toml for git repo https://github.com/TokisakiYuu/markdown-storage written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/TokisakiYuu/markdown-storage already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "0768c2e25f827c424568e4549d41fc9df3ed0a4332f62614ccbe9a5eccfce29d", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "rm" "-f" "0768c2e25f827c424568e4549d41fc9df3ed0a4332f62614ccbe9a5eccfce29d", kill_on_drop: false }`
[INFO] [stdout] 0768c2e25f827c424568e4549d41fc9df3ed0a4332f62614ccbe9a5eccfce29d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 449a359c5b4a7913697dcb0b37ed10611c28ccd3567e5d930e54c6bda42e3fc4
[INFO] running `Command { std: "docker" "start" "-a" "449a359c5b4a7913697dcb0b37ed10611c28ccd3567e5d930e54c6bda42e3fc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
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[INFO] [stdout] warning: unused import: `db::MDDB`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use db::MDDB;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jsonrpc_http_server::*`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use jsonrpc_http_server::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jsonrpc_http_server::jsonrpc_core::serde_json::json`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use jsonrpc_http_server::jsonrpc_core::serde_json::json;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`
[INFO] [stdout]  --> src/main.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::{Arc, Mutex};
[INFO] [stdout]   |                 ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `db::MDDB`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use db::MDDB;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jsonrpc_http_server::*`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use jsonrpc_http_server::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jsonrpc_http_server::jsonrpc_core::*`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use jsonrpc_http_server::jsonrpc_core::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jsonrpc_http_server::jsonrpc_core::serde_json::json`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use jsonrpc_http_server::jsonrpc_core::serde_json::json;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`
[INFO] [stdout]  --> src/main.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::{Arc, Mutex};
[INFO] [stdout]   |                 ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `MDDB`
[INFO] [stdout]   --> src/db.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct MDDB {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]   --> src/db.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn open() -> Self {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save_markdown`
[INFO] [stdout]   --> src/db.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |   pub fn save_markdown(&self, content: String) -> String {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save_metadata`
[INFO] [stdout]   --> src/db.rs:31:6
[INFO] [stdout]    |
[INFO] [stdout] 31 |   fn save_metadata(&self, hash: &String, data: &MarkdownMetadata) {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save_source`
[INFO] [stdout]   --> src/db.rs:39:6
[INFO] [stdout]    |
[INFO] [stdout] 39 |   fn save_source(&self, hash: &String, content: String) {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_markdown`
[INFO] [stdout]   --> src/db.rs:46:6
[INFO] [stdout]    |
[INFO] [stdout] 46 |   fn parse_markdown(content: String) -> (MarkdownMetadata, String) {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_markdown`
[INFO] [stdout]   --> src/db.rs:73:10
[INFO] [stdout]    |
[INFO] [stdout] 73 |   pub fn get_markdown(&self, hash: &str) -> Option<(MarkdownMetadata, String)> {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_metadata`
[INFO] [stdout]   --> src/db.rs:80:6
[INFO] [stdout]    |
[INFO] [stdout] 80 |   fn get_metadata(&self, hash: &String) -> Option<MarkdownMetadata> {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_source`
[INFO] [stdout]   --> src/db.rs:95:6
[INFO] [stdout]    |
[INFO] [stdout] 95 |   fn get_source(&self, hash: &String) -> Option<String> {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `MDDB`
[INFO] [stdout]   --> src/db.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct MDDB {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]   --> src/db.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn open() -> Self {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save_markdown`
[INFO] [stdout]   --> src/db.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |   pub fn save_markdown(&self, content: String) -> String {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save_metadata`
[INFO] [stdout]   --> src/db.rs:31:6
[INFO] [stdout]    |
[INFO] [stdout] 31 |   fn save_metadata(&self, hash: &String, data: &MarkdownMetadata) {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save_source`
[INFO] [stdout]   --> src/db.rs:39:6
[INFO] [stdout]    |
[INFO] [stdout] 39 |   fn save_source(&self, hash: &String, content: String) {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_markdown`
[INFO] [stdout]   --> src/db.rs:46:6
[INFO] [stdout]    |
[INFO] [stdout] 46 |   fn parse_markdown(content: String) -> (MarkdownMetadata, String) {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_markdown`
[INFO] [stdout]   --> src/db.rs:73:10
[INFO] [stdout]    |
[INFO] [stdout] 73 |   pub fn get_markdown(&self, hash: &str) -> Option<(MarkdownMetadata, String)> {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_metadata`
[INFO] [stdout]   --> src/db.rs:80:6
[INFO] [stdout]    |
[INFO] [stdout] 80 |   fn get_metadata(&self, hash: &String) -> Option<MarkdownMetadata> {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_source`
[INFO] [stdout]   --> src/db.rs:95:6
[INFO] [stdout]    |
[INFO] [stdout] 95 |   fn get_source(&self, hash: &String) -> Option<String> {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.27s
[INFO] running `Command { std: "docker" "inspect" "449a359c5b4a7913697dcb0b37ed10611c28ccd3567e5d930e54c6bda42e3fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "449a359c5b4a7913697dcb0b37ed10611c28ccd3567e5d930e54c6bda42e3fc4", kill_on_drop: false }`
[INFO] [stdout] 449a359c5b4a7913697dcb0b37ed10611c28ccd3567e5d930e54c6bda42e3fc4