[INFO] cloning repository https://github.com/linclelinkpart5/sampara
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/linclelinkpart5/sampara" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinclelinkpart5%2Fsampara", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinclelinkpart5%2Fsampara'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d13f80ea43933388f7867bc585401438980b257c
[INFO] checking linclelinkpart5/sampara against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinclelinkpart5%2Fsampara" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/linclelinkpart5/sampara
[INFO] finished tweaking git repo https://github.com/linclelinkpart5/sampara
[INFO] tweaked toml for git repo https://github.com/linclelinkpart5/sampara written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/linclelinkpart5/sampara on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/linclelinkpart5/sampara 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1c8fd74cccd4771cc1e3ce8b596d6eef5b8ed75fc4140951213f05e7e2fa5cd
[INFO] running `Command { std: "docker" "start" "-a" "f1c8fd74cccd4771cc1e3ce8b596d6eef5b8ed75fc4140951213f05e7e2fa5cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1c8fd74cccd4771cc1e3ce8b596d6eef5b8ed75fc4140951213f05e7e2fa5cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1c8fd74cccd4771cc1e3ce8b596d6eef5b8ed75fc4140951213f05e7e2fa5cd", kill_on_drop: false }`
[INFO] [stdout] f1c8fd74cccd4771cc1e3ce8b596d6eef5b8ed75fc4140951213f05e7e2fa5cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30e617fea64bef317686265f788006c89d951aac0809cfc6dd3fce4eee179b68
[INFO] running `Command { std: "docker" "start" "-a" "30e617fea64bef317686265f788006c89d951aac0809cfc6dd3fce4eee179b68", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling zerocopy v0.8.30
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking sampara v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_xorshift v0.4.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stdout] error: struct `Biquad` is never constructed
[INFO] [stdout]   --> src/biquad/mod.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Biquad<S>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sampara` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "30e617fea64bef317686265f788006c89d951aac0809cfc6dd3fce4eee179b68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30e617fea64bef317686265f788006c89d951aac0809cfc6dd3fce4eee179b68", kill_on_drop: false }`
[INFO] [stdout] 30e617fea64bef317686265f788006c89d951aac0809cfc6dd3fce4eee179b68
