[INFO] fetching crate serde_klv 0.3.0...
[INFO] testing serde_klv-0.3.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate serde_klv 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate serde_klv 0.3.0
[INFO] finished tweaking crates.io crate serde_klv 0.3.0
[INFO] tweaked toml for crates.io crate serde_klv 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_klv 0.3.0 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] 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 93 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.4.0 (available: v0.8.2)
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[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] b9faff0a44595930a065ae6dccab04e34bbe431aa2faab46937e089e03865327
[INFO] running `Command { std: "docker" "start" "-a" "b9faff0a44595930a065ae6dccab04e34bbe431aa2faab46937e089e03865327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9faff0a44595930a065ae6dccab04e34bbe431aa2faab46937e089e03865327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9faff0a44595930a065ae6dccab04e34bbe431aa2faab46937e089e03865327", kill_on_drop: false }`
[INFO] [stdout] b9faff0a44595930a065ae6dccab04e34bbe431aa2faab46937e089e03865327
[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] 54c53d84f661ac1fa6bf57cae011b38781974f65cf932ceab23df492bd75aaa0
[INFO] running `Command { std: "docker" "start" "-a" "54c53d84f661ac1fa6bf57cae011b38781974f65cf932ceab23df492bd75aaa0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling crc-catalog v2.5.0
[INFO] [stderr]    Compiling crc v3.4.0
[INFO] [stderr]    Compiling serde_klv v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/de.rs:503:30
[INFO] [stdout]     |
[INFO] [stdout] 503 |     pub fn iter(&'m self) -> std::slice::Iter<KLVRaw<'m>> {
[INFO] [stdout]     |                  --          ^^^^^^^^^^^^^^^^^^^^^^^^--^^
[INFO] [stdout]     |                  |           |                       |
[INFO] [stdout]     |                  |           |                       the same lifetime is named here
[INFO] [stdout]     |                  |           the same lifetime is hidden here
[INFO] [stdout]     |                  the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'m`
[INFO] [stdout]     |
[INFO] [stdout] 503 |     pub fn iter(&'m self) -> std::slice::Iter<'m, KLVRaw<'m>> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "54c53d84f661ac1fa6bf57cae011b38781974f65cf932ceab23df492bd75aaa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54c53d84f661ac1fa6bf57cae011b38781974f65cf932ceab23df492bd75aaa0", kill_on_drop: false }`
[INFO] [stdout] 54c53d84f661ac1fa6bf57cae011b38781974f65cf932ceab23df492bd75aaa0
[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] 53d5c959248f99f13dece5fb21975c752790f33f70b61c30ca0697b6b659e550
[INFO] running `Command { std: "docker" "start" "-a" "53d5c959248f99f13dece5fb21975c752790f33f70b61c30ca0697b6b659e550", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling textwrap v0.16.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling serde_bytes v0.11.19
[INFO] [stderr]    Compiling serde_klv v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/de.rs:503:30
[INFO] [stdout]     |
[INFO] [stdout] 503 |     pub fn iter(&'m self) -> std::slice::Iter<KLVRaw<'m>> {
[INFO] [stdout]     |                  --          ^^^^^^^^^^^^^^^^^^^^^^^^--^^
[INFO] [stdout]     |                  |           |                       |
[INFO] [stdout]     |                  |           |                       the same lifetime is named here
[INFO] [stdout]     |                  |           the same lifetime is hidden here
[INFO] [stdout]     |                  the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'m`
[INFO] [stdout]     |
[INFO] [stdout] 503 |     pub fn iter(&'m self) -> std::slice::Iter<'m, KLVRaw<'m>> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stdout] error[E0432]: unresolved import `cosmic_ray`
[INFO] [stdout]   --> src/checksum.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     use cosmic_ray::Ray;
[INFO] [stdout]    |         ^^^^^^^^^^ use of unresolved module or unlinked crate `cosmic_ray`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `cosmic_ray`, use `cargo add cosmic_ray` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `cosmic_ray` in this scope
[INFO] [stdout]   --> src/checksum.rs:66:26
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut raybox = cosmic_ray::RayBoxVec::new(buf);
[INFO] [stdout]    |                          ^^^^^^^^^^ use of unresolved module or unlinked crate `cosmic_ray`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `cosmic_ray`, use `cargo add cosmic_ray` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/ser.rs:566:30
[INFO] [stdout]     |
[INFO] [stdout] 564 |             #[serde(rename = "10")]
[INFO] [stdout]     |                              ---- matches all the relevant values
[INFO] [stdout] 565 |             bbb: bool,
[INFO] [stdout] 566 |             #[serde(rename = "10")]
[INFO] [stdout]     |                              ^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serde_klv` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "53d5c959248f99f13dece5fb21975c752790f33f70b61c30ca0697b6b659e550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53d5c959248f99f13dece5fb21975c752790f33f70b61c30ca0697b6b659e550", kill_on_drop: false }`
[INFO] [stdout] 53d5c959248f99f13dece5fb21975c752790f33f70b61c30ca0697b6b659e550
