[INFO] cloning repository https://github.com/NobodyInteractive/TypeDrivenAPIDesignInRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NobodyInteractive/TypeDrivenAPIDesignInRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNobodyInteractive%2FTypeDrivenAPIDesignInRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNobodyInteractive%2FTypeDrivenAPIDesignInRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b3dc4be3c9a007cf89e71bbbddb797593be02d2
[INFO] testing NobodyInteractive/TypeDrivenAPIDesignInRust against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNobodyInteractive%2FTypeDrivenAPIDesignInRust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NobodyInteractive/TypeDrivenAPIDesignInRust on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/NobodyInteractive/TypeDrivenAPIDesignInRust
[INFO] finished tweaking git repo https://github.com/NobodyInteractive/TypeDrivenAPIDesignInRust
[INFO] tweaked toml for git repo https://github.com/NobodyInteractive/TypeDrivenAPIDesignInRust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/NobodyInteractive/TypeDrivenAPIDesignInRust 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d028a1b80115e446915110a249971f6815dd463d0a4662c0ac6500a655959e50
[INFO] running `Command { std: "docker" "start" "-a" "d028a1b80115e446915110a249971f6815dd463d0a4662c0ac6500a655959e50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d028a1b80115e446915110a249971f6815dd463d0a4662c0ac6500a655959e50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d028a1b80115e446915110a249971f6815dd463d0a4662c0ac6500a655959e50", kill_on_drop: false }`
[INFO] [stdout] d028a1b80115e446915110a249971f6815dd463d0a4662c0ac6500a655959e50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7994b346474403f3e0c32a23a60cc4608eacfc8adce2055be2f2007f0fb0f2ce
[INFO] running `Command { std: "docker" "start" "-a" "7994b346474403f3e0c32a23a60cc4608eacfc8adce2055be2f2007f0fb0f2ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling type-driven-design-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/v8.rs:45:23
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn with_bound(mut self) -> Progress<Iter, Bounded> {
[INFO] [stdout]    |                       ----^^^^
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CLEAR` is never used
[INFO] [stdout]  --> src/v1.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const CLEAR: &str = "\x1B[2L\x1B[1;1H";
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `progress` is never used
[INFO] [stdout]  --> src/v1.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn progress(v: Vec<i32>) {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expensive_calculation` is never used
[INFO] [stdout]   --> src/v1.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn expensive_calculation(_n: &i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v1_main` is never used
[INFO] [stdout]   --> src/v1.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn v1_main() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CLEAR` is never used
[INFO] [stdout]  --> src/v2.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const CLEAR: &str = "\x1B[2L\x1B[1;1H";
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `progress` is never used
[INFO] [stdout]   --> src/v2.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn progress<T>(v: Vec<T>, f: fn(&T) -> ()) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expensive_calculation` is never used
[INFO] [stdout]   --> src/v2.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn expensive_calculation(_n: &i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v2_main` is never used
[INFO] [stdout]   --> src/v2.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn v2_main() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CLEAR` is never used
[INFO] [stdout]  --> src/v3.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const CLEAR: &str = "\x1B[2L\x1B[1;1H";
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `progress` is never used
[INFO] [stdout]   --> src/v3.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn progress<Iter>(iter: Iter, f: fn(Iter::Item) -> ()) 
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expensive_calculation` is never used
[INFO] [stdout]   --> src/v3.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn expensive_calculation(_n: &i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v3_main` is never used
[INFO] [stdout]   --> src/v3.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn v3_main() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/v4.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl<Iter> Progress<Iter> {
[INFO] [stdout]    | ------------------------- associated function in this implementation
[INFO] [stdout] 10 |     pub fn new(iter: Iter) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expensive_calculation` is never used
[INFO] [stdout]   --> src/v4.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn expensive_calculation(_n: &i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v4_main` is never used
[INFO] [stdout]   --> src/v4.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn v4_main() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expensive_calculation` is never used
[INFO] [stdout]   --> src/v5.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn expensive_calculation(_n: &i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v5_main` is never used
[INFO] [stdout]   --> src/v5.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn v5_main() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `with_bound` is never used
[INFO] [stdout]   --> src/v6.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | / impl<Iter> Progress<Iter> 
[INFO] [stdout] 17 | | where Iter: ExactSizeIterator {
[INFO] [stdout]    | |_____________________________- method in this implementation
[INFO] [stdout] 18 |       pub fn with_bound(mut self) -> Self {
[INFO] [stdout]    |              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expensive_calculation` is never used
[INFO] [stdout]   --> src/v6.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn expensive_calculation(_n: &i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v6_main` is never used
[INFO] [stdout]   --> src/v6.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn v6_main() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `with_bound` is never used
[INFO] [stdout]   --> src/v7.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | / impl<Iter> Progress<Iter> 
[INFO] [stdout] 18 | | where Iter: ExactSizeIterator {
[INFO] [stdout]    | |_____________________________- method in this implementation
[INFO] [stdout] 19 |       pub fn with_bound(mut self) -> Self {
[INFO] [stdout]    |              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `with_delims` is never used
[INFO] [stdout]   --> src/v7.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl<Iter> Progress<Iter> {
[INFO] [stdout]    | ------------------------- method in this implementation
[INFO] [stdout] 26 |     pub fn with_delims(mut self, delims: (char, char)) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expensive_calculation` is never used
[INFO] [stdout]   --> src/v7.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn expensive_calculation(_n: &i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v7_main` is never used
[INFO] [stdout]   --> src/v7.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn v7_main() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "7994b346474403f3e0c32a23a60cc4608eacfc8adce2055be2f2007f0fb0f2ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7994b346474403f3e0c32a23a60cc4608eacfc8adce2055be2f2007f0fb0f2ce", kill_on_drop: false }`
[INFO] [stdout] 7994b346474403f3e0c32a23a60cc4608eacfc8adce2055be2f2007f0fb0f2ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59c64044f0418b7072582bc84fdaa59274c7a19c37eed8d462a25347bfd56637
[INFO] running `Command { std: "docker" "start" "-a" "59c64044f0418b7072582bc84fdaa59274c7a19c37eed8d462a25347bfd56637", kill_on_drop: false }`
[INFO] [stderr]    Compiling type-driven-design-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/v8.rs:45:23
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn with_bound(mut self) -> Progress<Iter, Bounded> {
[INFO] [stdout]    |                       ----^^^^
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "59c64044f0418b7072582bc84fdaa59274c7a19c37eed8d462a25347bfd56637", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59c64044f0418b7072582bc84fdaa59274c7a19c37eed8d462a25347bfd56637", kill_on_drop: false }`
[INFO] [stdout] 59c64044f0418b7072582bc84fdaa59274c7a19c37eed8d462a25347bfd56637
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d31f40e0bcfe84ae689048eb04e7dbee33bd7443ccd91449506eb28d64d24a90
[INFO] running `Command { std: "docker" "start" "-a" "d31f40e0bcfe84ae689048eb04e7dbee33bd7443ccd91449506eb28d64d24a90", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/v8.rs:45:23
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn with_bound(mut self) -> Progress<Iter, Bounded> {
[INFO] [stderr]    |                       ----^^^^
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `type-driven-design-example` (bin "type-driven-design-example" test) generated 1 warning (run `cargo fix --bin "type-driven-design-example" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/type_driven_design_example-c92f83b5323afbd1)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test v1::v1_test ... ok
[INFO] [stdout] test v2::v2_test ... ok
[INFO] [stdout] test v4::v4_test ... ok
[INFO] [stdout] test v6::v6_test ... ok
[INFO] [stdout] test v8::v8_test ... ok
[INFO] [stdout] test v3::v3_test ... ok
[INFO] [stdout] test v5::v5_test has been running for over 60 seconds
[INFO] [stdout] test v7::v7_test has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "d31f40e0bcfe84ae689048eb04e7dbee33bd7443ccd91449506eb28d64d24a90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d31f40e0bcfe84ae689048eb04e7dbee33bd7443ccd91449506eb28d64d24a90", kill_on_drop: false }`
[INFO] [stdout] d31f40e0bcfe84ae689048eb04e7dbee33bd7443ccd91449506eb28d64d24a90
[INFO] testing NobodyInteractive/TypeDrivenAPIDesignInRust against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNobodyInteractive%2FTypeDrivenAPIDesignInRust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NobodyInteractive/TypeDrivenAPIDesignInRust on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/NobodyInteractive/TypeDrivenAPIDesignInRust
[INFO] finished tweaking git repo https://github.com/NobodyInteractive/TypeDrivenAPIDesignInRust
[INFO] tweaked toml for git repo https://github.com/NobodyInteractive/TypeDrivenAPIDesignInRust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/NobodyInteractive/TypeDrivenAPIDesignInRust 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc651f185227ee6dd441dc4d992b671dc24b30eef82d0ed59590481ecfd54de3
[INFO] running `Command { std: "docker" "start" "-a" "cc651f185227ee6dd441dc4d992b671dc24b30eef82d0ed59590481ecfd54de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc651f185227ee6dd441dc4d992b671dc24b30eef82d0ed59590481ecfd54de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc651f185227ee6dd441dc4d992b671dc24b30eef82d0ed59590481ecfd54de3", kill_on_drop: false }`
[INFO] [stdout] cc651f185227ee6dd441dc4d992b671dc24b30eef82d0ed59590481ecfd54de3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 615718b70f59739a4a2a1a313c755b54bb804097ae6ee2896fd23940a25c8ba3
[INFO] running `Command { std: "docker" "start" "-a" "615718b70f59739a4a2a1a313c755b54bb804097ae6ee2896fd23940a25c8ba3", kill_on_drop: false }`
[INFO] [stderr]    Compiling type-driven-design-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/v8.rs:45:23
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn with_bound(mut self) -> Progress<Iter, Bounded> {
[INFO] [stdout]    |                       ----^^^^
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CLEAR` is never used
[INFO] [stdout]  --> src/v1.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const CLEAR: &str = "\x1B[2L\x1B[1;1H";
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `progress` is never used
[INFO] [stdout]  --> src/v1.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn progress(v: Vec<i32>) {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expensive_calculation` is never used
[INFO] [stdout]   --> src/v1.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn expensive_calculation(_n: &i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v1_main` is never used
[INFO] [stdout]   --> src/v1.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn v1_main() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CLEAR` is never used
[INFO] [stdout]  --> src/v2.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const CLEAR: &str = "\x1B[2L\x1B[1;1H";
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `progress` is never used
[INFO] [stdout]   --> src/v2.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn progress<T>(v: Vec<T>, f: fn(&T) -> ()) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expensive_calculation` is never used
[INFO] [stdout]   --> src/v2.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn expensive_calculation(_n: &i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v2_main` is never used
[INFO] [stdout]   --> src/v2.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn v2_main() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CLEAR` is never used
[INFO] [stdout]  --> src/v3.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const CLEAR: &str = "\x1B[2L\x1B[1;1H";
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `progress` is never used
[INFO] [stdout]   --> src/v3.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn progress<Iter>(iter: Iter, f: fn(Iter::Item) -> ()) 
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expensive_calculation` is never used
[INFO] [stdout]   --> src/v3.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn expensive_calculation(_n: &i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v3_main` is never used
[INFO] [stdout]   --> src/v3.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn v3_main() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/v4.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl<Iter> Progress<Iter> {
[INFO] [stdout]    | ------------------------- associated function in this implementation
[INFO] [stdout] 10 |     pub fn new(iter: Iter) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expensive_calculation` is never used
[INFO] [stdout]   --> src/v4.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn expensive_calculation(_n: &i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v4_main` is never used
[INFO] [stdout]   --> src/v4.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn v4_main() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expensive_calculation` is never used
[INFO] [stdout]   --> src/v5.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn expensive_calculation(_n: &i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v5_main` is never used
[INFO] [stdout]   --> src/v5.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn v5_main() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `with_bound` is never used
[INFO] [stdout]   --> src/v6.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | / impl<Iter> Progress<Iter> 
[INFO] [stdout] 17 | | where Iter: ExactSizeIterator {
[INFO] [stdout]    | |_____________________________- method in this implementation
[INFO] [stdout] 18 |       pub fn with_bound(mut self) -> Self {
[INFO] [stdout]    |              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expensive_calculation` is never used
[INFO] [stdout]   --> src/v6.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn expensive_calculation(_n: &i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v6_main` is never used
[INFO] [stdout]   --> src/v6.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn v6_main() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `with_bound` is never used
[INFO] [stdout]   --> src/v7.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | / impl<Iter> Progress<Iter> 
[INFO] [stdout] 18 | | where Iter: ExactSizeIterator {
[INFO] [stdout]    | |_____________________________- method in this implementation
[INFO] [stdout] 19 |       pub fn with_bound(mut self) -> Self {
[INFO] [stdout]    |              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `with_delims` is never used
[INFO] [stdout]   --> src/v7.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl<Iter> Progress<Iter> {
[INFO] [stdout]    | ------------------------- method in this implementation
[INFO] [stdout] 26 |     pub fn with_delims(mut self, delims: (char, char)) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expensive_calculation` is never used
[INFO] [stdout]   --> src/v7.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn expensive_calculation(_n: &i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `v7_main` is never used
[INFO] [stdout]   --> src/v7.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn v7_main() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "615718b70f59739a4a2a1a313c755b54bb804097ae6ee2896fd23940a25c8ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "615718b70f59739a4a2a1a313c755b54bb804097ae6ee2896fd23940a25c8ba3", kill_on_drop: false }`
[INFO] [stdout] 615718b70f59739a4a2a1a313c755b54bb804097ae6ee2896fd23940a25c8ba3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fb9580d7b850bdc0df8d0aaaca8cfab1bc279a5b0f95b4c79abffe3eb557ffb
[INFO] running `Command { std: "docker" "start" "-a" "8fb9580d7b850bdc0df8d0aaaca8cfab1bc279a5b0f95b4c79abffe3eb557ffb", kill_on_drop: false }`
[INFO] [stderr]    Compiling type-driven-design-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/v8.rs:45:23
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn with_bound(mut self) -> Progress<Iter, Bounded> {
[INFO] [stdout]    |                       ----^^^^
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "8fb9580d7b850bdc0df8d0aaaca8cfab1bc279a5b0f95b4c79abffe3eb557ffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fb9580d7b850bdc0df8d0aaaca8cfab1bc279a5b0f95b4c79abffe3eb557ffb", kill_on_drop: false }`
[INFO] [stdout] 8fb9580d7b850bdc0df8d0aaaca8cfab1bc279a5b0f95b4c79abffe3eb557ffb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a10e5ec3617d564fb3b5ec57ca5c76a7a262b9154855fa6326f128ae2190f6da
[INFO] running `Command { std: "docker" "start" "-a" "a10e5ec3617d564fb3b5ec57ca5c76a7a262b9154855fa6326f128ae2190f6da", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/v8.rs:45:23
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn with_bound(mut self) -> Progress<Iter, Bounded> {
[INFO] [stderr]    |                       ----^^^^
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `type-driven-design-example` (bin "type-driven-design-example" test) generated 1 warning (run `cargo fix --bin "type-driven-design-example" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/type_driven_design_example-40f93e19c3f943d0)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test v8::v8_test ... ok
[INFO] [stdout] test v6::v6_test ... ok
[INFO] [stdout] test v1::v1_test ... ok
[INFO] [stdout] test v2::v2_test ... ok
[INFO] [stdout] test v4::v4_test ... ok
[INFO] [stdout] test v3::v3_test ... ok
[INFO] [stdout] test v5::v5_test has been running for over 60 seconds
[INFO] [stdout] test v7::v7_test has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "a10e5ec3617d564fb3b5ec57ca5c76a7a262b9154855fa6326f128ae2190f6da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a10e5ec3617d564fb3b5ec57ca5c76a7a262b9154855fa6326f128ae2190f6da", kill_on_drop: false }`
[INFO] [stdout] a10e5ec3617d564fb3b5ec57ca5c76a7a262b9154855fa6326f128ae2190f6da
