[INFO] fetching crate sin_wave 0.2.0...
[INFO] testing sin_wave-0.2.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate sin_wave 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate sin_wave 0.2.0
[INFO] finished tweaking crates.io crate sin_wave 0.2.0
[INFO] tweaked toml for crates.io crate sin_wave 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sin_wave 0.2.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sin_wave 0.2.0 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd5af656a6cb512e4c417bfc31ce761dff5868ff27be2884b3ef962dbc483bb6
[INFO] running `Command { std: "docker" "start" "-a" "bd5af656a6cb512e4c417bfc31ce761dff5868ff27be2884b3ef962dbc483bb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd5af656a6cb512e4c417bfc31ce761dff5868ff27be2884b3ef962dbc483bb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd5af656a6cb512e4c417bfc31ce761dff5868ff27be2884b3ef962dbc483bb6", kill_on_drop: false }`
[INFO] [stdout] bd5af656a6cb512e4c417bfc31ce761dff5868ff27be2884b3ef962dbc483bb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cac6b3150535a064f075999ff1ff2e21b36887cd8f51bdad2b8f2fa3597c1ffc
[INFO] running `Command { std: "docker" "start" "-a" "cac6b3150535a064f075999ff1ff2e21b36887cd8f51bdad2b8f2fa3597c1ffc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling numtoa v0.2.4
[INFO] [stderr]    Compiling colored v3.0.0
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling round v0.1.2
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling clap_builder v4.5.27
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling termion v4.0.3
[INFO] [stderr]    Compiling generic-array v1.2.0
[INFO] [stderr]    Compiling clap_derive v4.5.24
[INFO] [stderr]    Compiling mouse_position v0.1.4
[INFO] [stderr]    Compiling clap v4.5.27
[INFO] [stderr]    Compiling sin_wave v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/main.rs:2:32
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{thread, time::{self, Duration}, env};
[INFO] [stdout]   |                                ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `change_point` is never used
[INFO] [stdout]    --> src/main.rs:125:4
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn change_point(now: time::Instant, lt: &mut [usize;11], x: usize) {
[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 `to_str` is never used
[INFO] [stdout]    --> src/main.rs:152:4
[INFO] [stdout]     |
[INFO] [stdout] 152 | fn to_str(l:Vec<char>, c1: (u8,u8,u8), c2: (u8,u8,u8)) -> String {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_str_basic` is never used
[INFO] [stdout]    --> src/main.rs:182:4
[INFO] [stdout]     |
[INFO] [stdout] 182 | fn to_str_basic(l:Vec<char>, c: (u8,u8,u8)) -> String{
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.22s
[INFO] running `Command { std: "docker" "inspect" "cac6b3150535a064f075999ff1ff2e21b36887cd8f51bdad2b8f2fa3597c1ffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cac6b3150535a064f075999ff1ff2e21b36887cd8f51bdad2b8f2fa3597c1ffc", kill_on_drop: false }`
[INFO] [stdout] cac6b3150535a064f075999ff1ff2e21b36887cd8f51bdad2b8f2fa3597c1ffc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6875f9db60f2be058a67073d2565aea5834b5e9d879bf24306efdbbc04e888a6
[INFO] running `Command { std: "docker" "start" "-a" "6875f9db60f2be058a67073d2565aea5834b5e9d879bf24306efdbbc04e888a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling sin_wave v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/main.rs:2:32
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{thread, time::{self, Duration}, env};
[INFO] [stdout]   |                                ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `change_point` is never used
[INFO] [stdout]    --> src/main.rs:125:4
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn change_point(now: time::Instant, lt: &mut [usize;11], x: usize) {
[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 `to_str` is never used
[INFO] [stdout]    --> src/main.rs:152:4
[INFO] [stdout]     |
[INFO] [stdout] 152 | fn to_str(l:Vec<char>, c1: (u8,u8,u8), c2: (u8,u8,u8)) -> String {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_str_basic` is never used
[INFO] [stdout]    --> src/main.rs:182:4
[INFO] [stdout]     |
[INFO] [stdout] 182 | fn to_str_basic(l:Vec<char>, c: (u8,u8,u8)) -> String{
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "6875f9db60f2be058a67073d2565aea5834b5e9d879bf24306efdbbc04e888a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6875f9db60f2be058a67073d2565aea5834b5e9d879bf24306efdbbc04e888a6", kill_on_drop: false }`
[INFO] [stdout] 6875f9db60f2be058a67073d2565aea5834b5e9d879bf24306efdbbc04e888a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2c4b997296ba31c76c856c9a753664d759eee27af7cd44e4b1efdd4f7bb2a40c
[INFO] running `Command { std: "docker" "start" "-a" "2c4b997296ba31c76c856c9a753664d759eee27af7cd44e4b1efdd4f7bb2a40c", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Duration`
[INFO] [stderr]  --> src/main.rs:2:32
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::{thread, time::{self, Duration}, env};
[INFO] [stderr]   |                                ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `change_point` is never used
[INFO] [stderr]    --> src/main.rs:125:4
[INFO] [stderr]     |
[INFO] [stderr] 125 | fn change_point(now: time::Instant, lt: &mut [usize;11], x: usize) {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `to_str` is never used
[INFO] [stderr]    --> src/main.rs:152:4
[INFO] [stderr]     |
[INFO] [stderr] 152 | fn to_str(l:Vec<char>, c1: (u8,u8,u8), c2: (u8,u8,u8)) -> String {
[INFO] [stderr]     |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `to_str_basic` is never used
[INFO] [stderr]    --> src/main.rs:182:4
[INFO] [stderr]     |
[INFO] [stderr] 182 | fn to_str_basic(l:Vec<char>, c: (u8,u8,u8)) -> String{
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `sin_wave` (bin "sin_wave" test) generated 4 warnings (run `cargo fix --bin "sin_wave" -p sin_wave --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sin_wave-1bb7c038a66750a9)
[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" "2c4b997296ba31c76c856c9a753664d759eee27af7cd44e4b1efdd4f7bb2a40c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c4b997296ba31c76c856c9a753664d759eee27af7cd44e4b1efdd4f7bb2a40c", kill_on_drop: false }`
[INFO] [stdout] 2c4b997296ba31c76c856c9a753664d759eee27af7cd44e4b1efdd4f7bb2a40c
