[INFO] fetching crate saltbabe 0.1.4...
[INFO] testing saltbabe-0.1.4 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate saltbabe 0.1.4 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate saltbabe 0.1.4
[INFO] finished tweaking crates.io crate saltbabe 0.1.4
[INFO] tweaked toml for crates.io crate saltbabe 0.1.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate saltbabe 0.1.4 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 17 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.4.6 (available: v0.10.1)
[INFO] [stderr]       Adding rustc-hex v1.0.0 (available: v2.1.0)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[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] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4c02b871f50404e55cf75184a8280901ee92230b1b1f2f84083c4a0393d9d32f
[INFO] running `Command { std: "docker" "start" "-a" "4c02b871f50404e55cf75184a8280901ee92230b1b1f2f84083c4a0393d9d32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c02b871f50404e55cf75184a8280901ee92230b1b1f2f84083c4a0393d9d32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c02b871f50404e55cf75184a8280901ee92230b1b1f2f84083c4a0393d9d32f", kill_on_drop: false }`
[INFO] [stdout] 4c02b871f50404e55cf75184a8280901ee92230b1b1f2f84083c4a0393d9d32f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c258623e9c0a2a618db16a93f555c98b7434be3210cb260910a43e53afd91b37
[INFO] running `Command { std: "docker" "start" "-a" "c258623e9c0a2a618db16a93f555c98b7434be3210cb260910a43e53afd91b37", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling rustc-hex v1.0.0
[INFO] [stderr]    Compiling saltbabe v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static `VERSION` is never used
[INFO] [stdout]   --> src/lib.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | static VERSION: &str = "x25519-xsalsa20-poly1305";
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/public_x25519.rs:37:15
[INFO] [stdout]    |
[INFO] [stdout] 37 |               write!(&mut a, "{:x}", byte);
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 37 |               let _ = write!(&mut a, "{:x}", byte);
[INFO] [stdout]    |               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "c258623e9c0a2a618db16a93f555c98b7434be3210cb260910a43e53afd91b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c258623e9c0a2a618db16a93f555c98b7434be3210cb260910a43e53afd91b37", kill_on_drop: false }`
[INFO] [stdout] c258623e9c0a2a618db16a93f555c98b7434be3210cb260910a43e53afd91b37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 59a80436108d76138d54a46b5bb418fa7dbf967787efa0905f2fac275eaaf69c
[INFO] running `Command { std: "docker" "start" "-a" "59a80436108d76138d54a46b5bb418fa7dbf967787efa0905f2fac275eaaf69c", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stdout] warning: static `VERSION` is never used
[INFO] [stdout]   --> src/lib.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | static VERSION: &str = "x25519-xsalsa20-poly1305";
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling saltbabe v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/public_x25519.rs:37:15
[INFO] [stdout]    |
[INFO] [stdout] 37 |               write!(&mut a, "{:x}", byte);
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 37 |               let _ = write!(&mut a, "{:x}", byte);
[INFO] [stdout]    |               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `VERSION` is never used
[INFO] [stdout]   --> src/lib.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | static VERSION: &str = "x25519-xsalsa20-poly1305";
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/public_x25519.rs:37:15
[INFO] [stdout]    |
[INFO] [stdout] 37 |               write!(&mut a, "{:x}", byte);
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 37 |               let _ = write!(&mut a, "{:x}", byte);
[INFO] [stdout]    |               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "59a80436108d76138d54a46b5bb418fa7dbf967787efa0905f2fac275eaaf69c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59a80436108d76138d54a46b5bb418fa7dbf967787efa0905f2fac275eaaf69c", kill_on_drop: false }`
[INFO] [stdout] 59a80436108d76138d54a46b5bb418fa7dbf967787efa0905f2fac275eaaf69c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b0d979ab854f00fc719fdb69114422e93bfe7f1cf58163e0d86bd87c003a4633
[INFO] running `Command { std: "docker" "start" "-a" "b0d979ab854f00fc719fdb69114422e93bfe7f1cf58163e0d86bd87c003a4633", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: static `VERSION` is never used
[INFO] [stderr]   --> src/lib.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | static VERSION: &str = "x25519-xsalsa20-poly1305";
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/public_x25519.rs:37:15
[INFO] [stderr]    |
[INFO] [stderr] 37 |               write!(&mut a, "{:x}", byte);
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 37 |               let _ = write!(&mut a, "{:x}", byte);
[INFO] [stderr]    |               +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `saltbabe` (lib) generated 2 warnings
[INFO] [stderr] warning: `saltbabe` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/saltbabe-8ef15e066fa7bb26)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test crypto_box::test::test_precompute ... ok
[INFO] [stdout] test keypair::test::test_public_key ... ok
[INFO] [stdout] test crypto_box::test::test_seal_open ... ok
[INFO] [stdout] test crypto_box::test::test_encrypt_decrypt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests saltbabe
[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" "b0d979ab854f00fc719fdb69114422e93bfe7f1cf58163e0d86bd87c003a4633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0d979ab854f00fc719fdb69114422e93bfe7f1cf58163e0d86bd87c003a4633", kill_on_drop: false }`
[INFO] [stdout] b0d979ab854f00fc719fdb69114422e93bfe7f1cf58163e0d86bd87c003a4633
