[INFO] cloning repository https://github.com/vlbezak/rust-async-router
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vlbezak/rust-async-router" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlbezak%2Frust-async-router", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlbezak%2Frust-async-router'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f8fdf4370d7baba67741faad4b2bc0da007a49a
[INFO] testing vlbezak/rust-async-router against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlbezak%2Frust-async-router" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vlbezak/rust-async-router
[INFO] finished tweaking git repo https://github.com/vlbezak/rust-async-router
[INFO] tweaked toml for git repo https://github.com/vlbezak/rust-async-router written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vlbezak/rust-async-router on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vlbezak/rust-async-router 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 052505ce5b258eefe04117a798779e7f4c91973eba04f33fb4a2b4a662b13f7e
[INFO] running `Command { std: "docker" "start" "-a" "052505ce5b258eefe04117a798779e7f4c91973eba04f33fb4a2b4a662b13f7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "052505ce5b258eefe04117a798779e7f4c91973eba04f33fb4a2b4a662b13f7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "052505ce5b258eefe04117a798779e7f4c91973eba04f33fb4a2b4a662b13f7e", kill_on_drop: false }`
[INFO] [stdout] 052505ce5b258eefe04117a798779e7f4c91973eba04f33fb4a2b4a662b13f7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9fa6f84bf46fa067d4a68de56e889f38279f78ebaae2f18715a66e45ca30f26
[INFO] running `Command { std: "docker" "start" "-a" "e9fa6f84bf46fa067d4a68de56e889f38279f78ebaae2f18715a66e45ca30f26", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling derive_more v0.99.18
[INFO] [stderr]    Compiling tokio v1.38.0
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling rust-async-router v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ex`
[INFO] [stdout]   --> src/fs/mod.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 24 |         .map_err(|ex| "error while reading dir")?
[INFO] [stdout]    |                   ^^ help: if this is intentional, prefix it with an underscore: `_ex`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut router = Router::new()
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `list_files_with_str_error` is never used
[INFO] [stdout]   --> src/fs/mod.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn list_files_with_str_error(path: &str) -> Result<Vec<String>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `list_files_with_custom_error` is never used
[INFO] [stdout]   --> src/fs/mod.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn list_files_with_custom_error(path: &str) -> Result<Vec<String>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `key_num` is never used
[INFO] [stdout]  --> src/newfeatures/mod.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn key_num(item: &str) -> Result<(&str, i32)> {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.40s
[INFO] running `Command { std: "docker" "inspect" "e9fa6f84bf46fa067d4a68de56e889f38279f78ebaae2f18715a66e45ca30f26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9fa6f84bf46fa067d4a68de56e889f38279f78ebaae2f18715a66e45ca30f26", kill_on_drop: false }`
[INFO] [stdout] e9fa6f84bf46fa067d4a68de56e889f38279f78ebaae2f18715a66e45ca30f26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 484dcb251592719e49802e9ffa523f037cf1ca77b2f6e7008146eb77b6b2ab5a
[INFO] running `Command { std: "docker" "start" "-a" "484dcb251592719e49802e9ffa523f037cf1ca77b2f6e7008146eb77b6b2ab5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-async-router v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ex`
[INFO] [stdout]   --> src/fs/mod.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 24 |         .map_err(|ex| "error while reading dir")?
[INFO] [stdout]    |                   ^^ help: if this is intentional, prefix it with an underscore: `_ex`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut router = Router::new()
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `list_files_with_str_error` is never used
[INFO] [stdout]   --> src/fs/mod.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn list_files_with_str_error(path: &str) -> Result<Vec<String>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `list_files_with_custom_error` is never used
[INFO] [stdout]   --> src/fs/mod.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn list_files_with_custom_error(path: &str) -> Result<Vec<String>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `key_num` is never used
[INFO] [stdout]  --> src/newfeatures/mod.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn key_num(item: &str) -> Result<(&str, i32)> {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "484dcb251592719e49802e9ffa523f037cf1ca77b2f6e7008146eb77b6b2ab5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "484dcb251592719e49802e9ffa523f037cf1ca77b2f6e7008146eb77b6b2ab5a", kill_on_drop: false }`
[INFO] [stdout] 484dcb251592719e49802e9ffa523f037cf1ca77b2f6e7008146eb77b6b2ab5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a384ebb5fc6a86a7cbb54148e5c588c1d5deec5d78cff1be1256824694b9a644
[INFO] running `Command { std: "docker" "start" "-a" "a384ebb5fc6a86a7cbb54148e5c588c1d5deec5d78cff1be1256824694b9a644", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `ex`
[INFO] [stderr]   --> src/fs/mod.rs:24:19
[INFO] [stderr]    |
[INFO] [stderr] 24 |         .map_err(|ex| "error while reading dir")?
[INFO] [stderr]    |                   ^^ help: if this is intentional, prefix it with an underscore: `_ex`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let mut router = Router::new()
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `list_files_with_str_error` is never used
[INFO] [stderr]   --> src/fs/mod.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn list_files_with_str_error(path: &str) -> Result<Vec<String>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `list_files_with_custom_error` is never used
[INFO] [stderr]   --> src/fs/mod.rs:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn list_files_with_custom_error(path: &str) -> Result<Vec<String>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `key_num` is never used
[INFO] [stderr]  --> src/newfeatures/mod.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn key_num(item: &str) -> Result<(&str, i32)> {
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-async-router` (bin "rust-async-router" test) generated 5 warnings (run `cargo fix --bin "rust-async-router" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_async_router-9fa7ffd65214d6ed)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a384ebb5fc6a86a7cbb54148e5c588c1d5deec5d78cff1be1256824694b9a644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a384ebb5fc6a86a7cbb54148e5c588c1d5deec5d78cff1be1256824694b9a644", kill_on_drop: false }`
[INFO] [stdout] a384ebb5fc6a86a7cbb54148e5c588c1d5deec5d78cff1be1256824694b9a644