[INFO] fetching crate portal-pc-license-key 0.3.0...
[INFO] testing portal-pc-license-key-0.3.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate portal-pc-license-key 0.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate portal-pc-license-key 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate portal-pc-license-key 0.3.0
[INFO] tweaked toml for crates.io crate portal-pc-license-key 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate portal-pc-license-key 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] crate crates.io crate portal-pc-license-key 0.3.0 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] aee7ab20e9acee330262ee36c620acdc60cd54f8a0c4d9c686c7a2e11636c2fe
[INFO] running `Command { std: "docker" "start" "-a" "aee7ab20e9acee330262ee36c620acdc60cd54f8a0c4d9c686c7a2e11636c2fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aee7ab20e9acee330262ee36c620acdc60cd54f8a0c4d9c686c7a2e11636c2fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aee7ab20e9acee330262ee36c620acdc60cd54f8a0c4d9c686c7a2e11636c2fe", kill_on_drop: false }`
[INFO] [stdout] aee7ab20e9acee330262ee36c620acdc60cd54f8a0c4d9c686c7a2e11636c2fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b3887a41a08394f21ecfcc3d8bd6ef372b6f667dab2da82d7045bdfa987a70a2
[INFO] running `Command { std: "docker" "start" "-a" "b3887a41a08394f21ecfcc3d8bd6ef372b6f667dab2da82d7045bdfa987a70a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]    Compiling portal-pc-license-key v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: impl trait in impl method signature does not match trait method signature
[INFO] [stdout]    --> src/lib.rs:153:36
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn deserialize(input: &str) -> Result<Vec<u8>, impl Error>;
[INFO] [stdout]     |                                    --------------------------- return type from trait method defined here
[INFO] [stdout] ...
[INFO] [stdout] 153 |     fn deserialize(input: &str) -> Result<Vec<u8>, FromHexError> {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate
[INFO] [stdout]     = note: we are soliciting feedback, see issue #121718 <https://github.com/rust-lang/rust/issues/121718> for more information
[INFO] [stdout]     = note: `#[warn(refining_impl_trait_reachable)]` (part of `#[warn(refining_impl_trait)]`) on by default
[INFO] [stdout] help: replace the return type so that it matches the trait
[INFO] [stdout]     |
[INFO] [stdout] 153 -     fn deserialize(input: &str) -> Result<Vec<u8>, FromHexError> {
[INFO] [stdout] 153 +     fn deserialize(input: &str) -> std::result::Result<std::vec::Vec<u8>, impl std::error::Error> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.64s
[INFO] running `Command { std: "docker" "inspect" "b3887a41a08394f21ecfcc3d8bd6ef372b6f667dab2da82d7045bdfa987a70a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3887a41a08394f21ecfcc3d8bd6ef372b6f667dab2da82d7045bdfa987a70a2", kill_on_drop: false }`
[INFO] [stdout] b3887a41a08394f21ecfcc3d8bd6ef372b6f667dab2da82d7045bdfa987a70a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 7c816eb3ab877dfce51c9afd85624e6369d9a6d32622fe89510978abab826320
[INFO] running `Command { std: "docker" "start" "-a" "7c816eb3ab877dfce51c9afd85624e6369d9a6d32622fe89510978abab826320", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stdout] warning: impl trait in impl method signature does not match trait method signature
[INFO] [stdout]    --> src/lib.rs:153:36
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn deserialize(input: &str) -> Result<Vec<u8>, impl Error>;
[INFO] [stdout]     |                                    --------------------------- return type from trait method defined here
[INFO] [stdout] ...
[INFO] [stdout] 153 |     fn deserialize(input: &str) -> Result<Vec<u8>, FromHexError> {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate
[INFO] [stdout]     = note: we are soliciting feedback, see issue #121718 <https://github.com/rust-lang/rust/issues/121718> for more information
[INFO] [stdout]     = note: `#[warn(refining_impl_trait_reachable)]` (part of `#[warn(refining_impl_trait)]`) on by default
[INFO] [stdout] help: replace the return type so that it matches the trait
[INFO] [stdout]     |
[INFO] [stdout] 153 -     fn deserialize(input: &str) -> Result<Vec<u8>, FromHexError> {
[INFO] [stdout] 153 +     fn deserialize(input: &str) -> std::result::Result<std::vec::Vec<u8>, impl std::error::Error> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling regex-automata v0.4.8
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling regex v1.11.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling portal-pc-license-key v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: impl trait in impl method signature does not match trait method signature
[INFO] [stdout]    --> src/lib.rs:153:36
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn deserialize(input: &str) -> Result<Vec<u8>, impl Error>;
[INFO] [stdout]     |                                    --------------------------- return type from trait method defined here
[INFO] [stdout] ...
[INFO] [stdout] 153 |     fn deserialize(input: &str) -> Result<Vec<u8>, FromHexError> {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate
[INFO] [stdout]     = note: we are soliciting feedback, see issue #121718 <https://github.com/rust-lang/rust/issues/121718> for more information
[INFO] [stdout]     = note: `#[warn(refining_impl_trait_reachable)]` (part of `#[warn(refining_impl_trait)]`) on by default
[INFO] [stdout] help: replace the return type so that it matches the trait
[INFO] [stdout]     |
[INFO] [stdout] 153 -     fn deserialize(input: &str) -> Result<Vec<u8>, FromHexError> {
[INFO] [stdout] 153 +     fn deserialize(input: &str) -> std::result::Result<std::vec::Vec<u8>, impl std::error::Error> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 21.49s
[INFO] running `Command { std: "docker" "inspect" "7c816eb3ab877dfce51c9afd85624e6369d9a6d32622fe89510978abab826320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c816eb3ab877dfce51c9afd85624e6369d9a6d32622fe89510978abab826320", kill_on_drop: false }`
[INFO] [stdout] 7c816eb3ab877dfce51c9afd85624e6369d9a6d32622fe89510978abab826320
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 82dfb979cf827acaa0e8aa8cae90e1af493d52d7f7f91d0990cf882fcfd410ac
[INFO] running `Command { std: "docker" "start" "-a" "82dfb979cf827acaa0e8aa8cae90e1af493d52d7f7f91d0990cf882fcfd410ac", kill_on_drop: false }`
[INFO] [stderr] warning: impl trait in impl method signature does not match trait method signature
[INFO] [stderr]    --> src/lib.rs:153:36
[INFO] [stderr]     |
[INFO] [stderr] 143 |     fn deserialize(input: &str) -> Result<Vec<u8>, impl Error>;
[INFO] [stderr]     |                                    --------------------------- return type from trait method defined here
[INFO] [stderr] ...
[INFO] [stderr] 153 |     fn deserialize(input: &str) -> Result<Vec<u8>, FromHexError> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate
[INFO] [stderr]     = note: we are soliciting feedback, see issue #121718 <https://github.com/rust-lang/rust/issues/121718> for more information
[INFO] [stderr]     = note: `#[warn(refining_impl_trait_reachable)]` (part of `#[warn(refining_impl_trait)]`) on by default
[INFO] [stderr] help: replace the return type so that it matches the trait
[INFO] [stderr]     |
[INFO] [stderr] 153 -     fn deserialize(input: &str) -> Result<Vec<u8>, FromHexError> {
[INFO] [stderr] 153 +     fn deserialize(input: &str) -> std::result::Result<std::vec::Vec<u8>, impl std::error::Error> {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `portal-pc-license-key` (lib) generated 1 warning
[INFO] [stderr] warning: `portal-pc-license-key` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/license_key-158f4d99cbe85adf)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::valid_key_should_be_valid ... ok
[INFO] [stdout] test tests::valid_but_blocked_key_should_return_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests license_key
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 79) ... ok
[INFO] [stdout] test src/lib.rs - (line 39) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "82dfb979cf827acaa0e8aa8cae90e1af493d52d7f7f91d0990cf882fcfd410ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82dfb979cf827acaa0e8aa8cae90e1af493d52d7f7f91d0990cf882fcfd410ac", kill_on_drop: false }`
[INFO] [stdout] 82dfb979cf827acaa0e8aa8cae90e1af493d52d7f7f91d0990cf882fcfd410ac
