[INFO] cloning repository https://github.com/grahamtallen/rust-algos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grahamtallen/rust-algos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrahamtallen%2Frust-algos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrahamtallen%2Frust-algos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7666a3d0f49c0cec62e5facee637674b31c8e76
[INFO] testing grahamtallen/rust-algos against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrahamtallen%2Frust-algos" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/grahamtallen/rust-algos
[INFO] finished tweaking git repo https://github.com/grahamtallen/rust-algos
[INFO] tweaked toml for git repo https://github.com/grahamtallen/rust-algos written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/grahamtallen/rust-algos on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/grahamtallen/rust-algos 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a82a67baa55a854088f394e0ce5b16d68f107b4813f9a7559a5612ffcd49b2d5
[INFO] running `Command { std: "docker" "start" "a82a67baa55a854088f394e0ce5b16d68f107b4813f9a7559a5612ffcd49b2d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a82a67baa55a854088f394e0ce5b16d68f107b4813f9a7559a5612ffcd49b2d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a82a67baa55a854088f394e0ce5b16d68f107b4813f9a7559a5612ffcd49b2d5" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a82a67baa55a854088f394e0ce5b16d68f107b4813f9a7559a5612ffcd49b2d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a82a67baa55a854088f394e0ce5b16d68f107b4813f9a7559a5612ffcd49b2d5" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling find-msvc-tools v0.1.3
[INFO] [stderr]    Compiling writeable v0.6.1
[INFO] [stderr]    Compiling litemap v0.8.0
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling rustls v0.23.32
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling iri-string v0.7.8
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling cc v1.2.40
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling webpki-roots v1.0.2
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling zerovec v0.11.4
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.3
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling hyper v1.7.0
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling tower-http v0.6.6
[INFO] [stderr]    Compiling hyper-util v0.1.17
[INFO] [stderr]    Compiling rustls-webpki v0.103.7
[INFO] [stderr]    Compiling tokio-rustls v0.26.4
[INFO] [stderr]    Compiling hyper-rustls v0.27.7
[INFO] [stderr]    Compiling reqwest v0.12.23
[INFO] [stderr]    Compiling rust-algos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `reqwest`
[INFO] [stderr]  --> Cargo.toml:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | [dependencies.reqwest]
[INFO] [stderr]   |               ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `reqwest`
[INFO] [stderr] warning: `rust-algos` (manifest) generated 1 warning
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "a82a67baa55a854088f394e0ce5b16d68f107b4813f9a7559a5612ffcd49b2d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a82a67baa55a854088f394e0ce5b16d68f107b4813f9a7559a5612ffcd49b2d5" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-algos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     use super::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/main.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/main.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/main.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/main.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/main.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/main.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/main.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/main.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/main.rs:210:9
[INFO] [stdout]     |
[INFO] [stdout] 210 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/main.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/main.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/main.rs:303:9
[INFO] [stdout]     |
[INFO] [stdout] 303 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/main.rs:344:9
[INFO] [stdout]     |
[INFO] [stdout] 344 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::i32`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]    --> src/main.rs:242:14
[INFO] [stdout]     |
[INFO] [stdout] 242 |     use std::i32;
[INFO] [stdout]     |              ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::i32::MIN`: replaced by the `MIN` associated constant on this type
[INFO] [stdout]    --> src/main.rs:250:32
[INFO] [stdout]     |
[INFO] [stdout] 250 |         const MIN: Self = i32::MIN;
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]    --> src/main.rs:176:26
[INFO] [stdout]     |
[INFO] [stdout] 176 |     async fn async_timer(count: u64) {
[INFO] [stdout]     |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `_Err` should have a snake case name
[INFO] [stdout]    --> src/main.rs:373:17
[INFO] [stdout]     |
[INFO] [stdout] 373 |                 _Err => {
[INFO] [stdout]     |                 ^^^^ help: convert the identifier to snake case: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.90s
[INFO] running `Command { std: "docker" "inspect" "a82a67baa55a854088f394e0ce5b16d68f107b4813f9a7559a5612ffcd49b2d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a82a67baa55a854088f394e0ce5b16d68f107b4813f9a7559a5612ffcd49b2d5" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]  --> src/main.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     use super::*;
[INFO] [stderr]   |         ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/main.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/main.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/main.rs:75:9
[INFO] [stderr]    |
[INFO] [stderr] 75 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/main.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/main.rs:128:9
[INFO] [stderr]     |
[INFO] [stderr] 128 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/main.rs:152:9
[INFO] [stderr]     |
[INFO] [stderr] 152 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/main.rs:173:9
[INFO] [stderr]     |
[INFO] [stderr] 173 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/main.rs:191:9
[INFO] [stderr]     |
[INFO] [stderr] 191 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/main.rs:210:9
[INFO] [stderr]     |
[INFO] [stderr] 210 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/main.rs:244:9
[INFO] [stderr]     |
[INFO] [stderr] 244 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/main.rs:278:9
[INFO] [stderr]     |
[INFO] [stderr] 278 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/main.rs:303:9
[INFO] [stderr]     |
[INFO] [stderr] 303 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/main.rs:344:9
[INFO] [stderr]     |
[INFO] [stderr] 344 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated module `std::i32`: all constants in this module replaced by associated constants on the type
[INFO] [stderr]    --> src/main.rs:242:14
[INFO] [stderr]     |
[INFO] [stderr] 242 |     use std::i32;
[INFO] [stderr]     |              ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::i32::MIN`: replaced by the `MIN` associated constant on this type
[INFO] [stderr]    --> src/main.rs:250:32
[INFO] [stderr]     |
[INFO] [stderr] 250 |         const MIN: Self = i32::MIN;
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `count`
[INFO] [stderr]    --> src/main.rs:176:26
[INFO] [stderr]     |
[INFO] [stderr] 176 |     async fn async_timer(count: u64) {
[INFO] [stderr]     |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `_Err` should have a snake case name
[INFO] [stderr]    --> src/main.rs:373:17
[INFO] [stderr]     |
[INFO] [stderr] 373 |                 _Err => {
[INFO] [stderr]     |                 ^^^^ help: convert the identifier to snake case: `_err`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-algos` (bin "rust-algos" test) generated 18 warnings (run `cargo fix --bin "rust-algos" -p rust-algos --tests` to apply 15 suggestions)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/build/rust-algos/3b385bddd3f8d889/out/rust_algos-3b385bddd3f8d889)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test genericmax::test_max_in_vec ... ok
[INFO] [stdout] test palindrome::test_is_palindrome ... ok
[INFO] [stdout] test shapes::test_shape_areas ... ok
[INFO] [stdout] test reverse_string::test_reverse_string ... ok
[INFO] [stdout] test word_count::test_word_frequency ... ok
[INFO] [stdout] test dedup::test_dedup_vec ... ok
[INFO] [stdout] test kv_basic::test_kv_basic ... ok
[INFO] [stdout] test parsenum::test_parse_numbers ... ok
[INFO] [stdout] test tests::test_fizzbuzz ... ok
[INFO] [stdout] test countlinestest::test_count_lines ... FAILED
[INFO] [stdout] test threadstest::test_threaded_counter ... ok
[INFO] [stdout] test wordindex::test_word_indices ... ok
[INFO] [stdout] test fetch_url_tests::test_fetch_url ... FAILED
[INFO] [stdout] test asynctimer::test_async_timer ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- countlinestest::test_count_lines stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'countlinestest::test_count_lines' (1470) panicked at src/main.rs:118:54:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5fb5e107ff61 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5fb5e1095e0a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5fb5e108481c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5fb5e105aa76 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5fb5e1077839 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5fb5e0ff3160 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x5fb5e1077b62 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5fb5e105ab22 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5fb5e1053519 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5fb5e105b91d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5fb5e109656c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5fb5e1096342 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x5fb5e0e1a7ec - <rust_algos[965886eef9e163cb]::countlinestest::test_count_lines::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5fb5e0fe65ab - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x5fb5e0ff3785 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5fb5e0fed074 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5fb5e0ff6812 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x5fb5e107eecf - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x710dd01bfdfa - <unknown>
[INFO] [stdout]   19:     0x710dd02533d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- fetch_url_tests::test_fetch_url stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'fetch_url_tests::test_fetch_url' (1472) panicked at src/main.rs:203:14:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: reqwest::Error { kind: Request, url: "http://www.rust-lang.org/", source: hyper_util::client::legacy::Error(Connect, ConnectError("dns error", Custom { kind: Uncategorized, error: "failed to lookup address information: Temporary failure in name resolution" })) }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5fb5e107ff61 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5fb5e1095e0a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5fb5e108481c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5fb5e105aa76 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5fb5e1077839 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5fb5e0ff3160 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x5fb5e1077b62 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5fb5e105ab22 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5fb5e1053519 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5fb5e105b91d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5fb5e109656c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5fb5e1096342 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x5fb5e0e1d669 - rust_algos[965886eef9e163cb]::fetch_url_tests::test_fetch_url::{closure#0}
[INFO] [stdout]   13:     0x5fb5e0e27193 - <tokio[9721d0ee6ef228bd]::runtime::scheduler::current_thread::Context>::enter::<core[a373ad73a504971]::task::poll::Poll<()>, <tokio[9721d0ee6ef228bd]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]   14:     0x5fb5e0e22739 - <std[617be2ca0a6fd877]::thread::local::LocalKey<tokio[9721d0ee6ef228bd]::runtime::context::Context>>::with::<tokio[9721d0ee6ef228bd]::runtime::context::set_scheduler<(alloc[2e1b2a31b91974c5]::boxed::Box<tokio[9721d0ee6ef228bd]::runtime::scheduler::current_thread::Core>, core[a373ad73a504971]::option::Option<()>), <tokio[9721d0ee6ef228bd]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9721d0ee6ef228bd]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}, core[a373ad73a504971]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[2e1b2a31b91974c5]::boxed::Box<tokio[9721d0ee6ef228bd]::runtime::scheduler::current_thread::Core>, core[a373ad73a504971]::option::Option<()>)>
[INFO] [stdout]   15:     0x5fb5e0e274c7 - <tokio[9721d0ee6ef228bd]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>
[INFO] [stdout]   16:     0x5fb5e0e1ed37 - tokio[9721d0ee6ef228bd]::runtime::context::runtime::enter_runtime::<<tokio[9721d0ee6ef228bd]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]   17:     0x5fb5e0e1dcba - <tokio[9721d0ee6ef228bd]::runtime::runtime::Runtime>::block_on::<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>
[INFO] [stdout]   18:     0x5fb5e0e1db0e - <rust_algos[965886eef9e163cb]::fetch_url_tests::test_fetch_url::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   19:     0x5fb5e0fe65ab - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   20:     0x5fb5e0ff3785 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   21:     0x5fb5e0fed074 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   22:     0x5fb5e0ff6812 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   23:     0x5fb5e107eecf - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   24:     0x710dd01bfdfa - <unknown>
[INFO] [stdout]   25:     0x710dd02533d4 - clone
[INFO] [stdout]   26:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     countlinestest::test_count_lines
[INFO] [stdout]     fetch_url_tests::test_fetch_url
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 12 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin rust-algos`
[INFO] running `Command { std: "docker" "inspect" "a82a67baa55a854088f394e0ce5b16d68f107b4813f9a7559a5612ffcd49b2d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a82a67baa55a854088f394e0ce5b16d68f107b4813f9a7559a5612ffcd49b2d5", kill_on_drop: false }`
[INFO] [stdout] a82a67baa55a854088f394e0ce5b16d68f107b4813f9a7559a5612ffcd49b2d5
