[INFO] fetching crate supra 0.0.1...
[INFO] testing supra-0.0.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate supra 0.0.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate supra 0.0.1
[INFO] finished tweaking crates.io crate supra 0.0.1
[INFO] tweaked toml for crates.io crate supra 0.0.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate supra 0.0.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9e83aea09736a7f10039a903de2bf15f25ffb36508c174e8c752e6f5be39fdef
[INFO] running `Command { std: "docker" "start" "-a" "9e83aea09736a7f10039a903de2bf15f25ffb36508c174e8c752e6f5be39fdef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e83aea09736a7f10039a903de2bf15f25ffb36508c174e8c752e6f5be39fdef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e83aea09736a7f10039a903de2bf15f25ffb36508c174e8c752e6f5be39fdef", kill_on_drop: false }`
[INFO] [stdout] 9e83aea09736a7f10039a903de2bf15f25ffb36508c174e8c752e6f5be39fdef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 46e14ffc4dfbf5a3d1a70be7f1e13ea8aec94da4d15956cc6466ad9c7595f23a
[INFO] running `Command { std: "docker" "start" "-a" "46e14ffc4dfbf5a3d1a70be7f1e13ea8aec94da4d15956cc6466ad9c7595f23a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling supra v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Request` is never constructed
[INFO] [stdout]  --> src/types.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Request {}
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Response` is never constructed
[INFO] [stdout]  --> src/types.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Response {}
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Extractor` is never used
[INFO] [stdout]  --> src/types.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait Extractor: Sized {
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.10s
[INFO] running `Command { std: "docker" "inspect" "46e14ffc4dfbf5a3d1a70be7f1e13ea8aec94da4d15956cc6466ad9c7595f23a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46e14ffc4dfbf5a3d1a70be7f1e13ea8aec94da4d15956cc6466ad9c7595f23a", kill_on_drop: false }`
[INFO] [stdout] 46e14ffc4dfbf5a3d1a70be7f1e13ea8aec94da4d15956cc6466ad9c7595f23a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 241830b0b411b4f785a0debf25d13c8c2ffa259a0660e51729c328e0f59878b3
[INFO] running `Command { std: "docker" "start" "-a" "241830b0b411b4f785a0debf25d13c8c2ffa259a0660e51729c328e0f59878b3", kill_on_drop: false }`
[INFO] [stdout] warning: struct `Request` is never constructed
[INFO] [stdout]  --> src/types.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Request {}
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Response` is never constructed
[INFO] [stdout]  --> src/types.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Response {}
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Extractor` is never used
[INFO] [stdout]  --> src/types.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait Extractor: Sized {
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling supra v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Request` is never constructed
[INFO] [stdout]  --> src/types.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Request {}
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Response` is never constructed
[INFO] [stdout]  --> src/types.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Response {}
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Extractor` is never used
[INFO] [stdout]  --> src/types.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait Extractor: Sized {
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "241830b0b411b4f785a0debf25d13c8c2ffa259a0660e51729c328e0f59878b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "241830b0b411b4f785a0debf25d13c8c2ffa259a0660e51729c328e0f59878b3", kill_on_drop: false }`
[INFO] [stdout] 241830b0b411b4f785a0debf25d13c8c2ffa259a0660e51729c328e0f59878b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3ada01b3ca64e09b7996bc1a6fb87b26c574d30ae5a60d40ca1a3c4f5b5ef61d
[INFO] running `Command { std: "docker" "start" "-a" "3ada01b3ca64e09b7996bc1a6fb87b26c574d30ae5a60d40ca1a3c4f5b5ef61d", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Request` is never constructed
[INFO] [stdout] 
[INFO] [stderr]  --> src/types.rs:2:12
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 2 | pub struct Request {}
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Response` is never constructed
[INFO] [stderr]  --> src/types.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Response {}
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Extractor` is never used
[INFO] [stderr]  --> src/types.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub trait Extractor: Sized {
[INFO] [stderr]   |           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `supra` (lib) generated 3 warnings
[INFO] [stderr] warning: `supra` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/supra-81282eec905b27c7)
[INFO] [stderr]    Doc-tests supra
[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" "3ada01b3ca64e09b7996bc1a6fb87b26c574d30ae5a60d40ca1a3c4f5b5ef61d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ada01b3ca64e09b7996bc1a6fb87b26c574d30ae5a60d40ca1a3c4f5b5ef61d", kill_on_drop: false }`
[INFO] [stdout] 3ada01b3ca64e09b7996bc1a6fb87b26c574d30ae5a60d40ca1a3c4f5b5ef61d
