[INFO] fetching crate shielded 0.1.2...
[INFO] testing shielded-0.1.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate shielded 0.1.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate shielded 0.1.2
[INFO] finished tweaking crates.io crate shielded 0.1.2
[INFO] tweaked toml for crates.io crate shielded 0.1.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shielded 0.1.2 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 shielded 0.1.2 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] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `quickcheck` dependency)
[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] 4179172c5a455d1ae0f1935d68bcca48c9bdce3a301852ed47b4c27c9a76cb4a
[INFO] running `Command { std: "docker" "start" "-a" "4179172c5a455d1ae0f1935d68bcca48c9bdce3a301852ed47b4c27c9a76cb4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4179172c5a455d1ae0f1935d68bcca48c9bdce3a301852ed47b4c27c9a76cb4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4179172c5a455d1ae0f1935d68bcca48c9bdce3a301852ed47b4c27c9a76cb4a", kill_on_drop: false }`
[INFO] [stdout] 4179172c5a455d1ae0f1935d68bcca48c9bdce3a301852ed47b4c27c9a76cb4a
[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] 527b467c1e4438722f4e0a79d13a53e0a995e287ae59dd3a486812d30a61b26b
[INFO] running `Command { std: "docker" "start" "-a" "527b467c1e4438722f4e0a79d13a53e0a995e287ae59dd3a486812d30a61b26b", kill_on_drop: false }`
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `quickcheck` dependency)
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling ring v0.17.4
[INFO] [stderr]    Compiling shielded v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/lib.rs:79:19
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let rng = ring::rand::SystemRandom::new();
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     unused_qualifications,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 79 -         let rng = ring::rand::SystemRandom::new();
[INFO] [stdout] 79 +         let rng = SystemRandom::new();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:137:19
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let rng = ring::rand::SystemRandom::new();
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 137 -         let rng = ring::rand::SystemRandom::new();
[INFO] [stdout] 137 +         let rng = SystemRandom::new();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.15s
[INFO] running `Command { std: "docker" "inspect" "527b467c1e4438722f4e0a79d13a53e0a995e287ae59dd3a486812d30a61b26b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "527b467c1e4438722f4e0a79d13a53e0a995e287ae59dd3a486812d30a61b26b", kill_on_drop: false }`
[INFO] [stdout] 527b467c1e4438722f4e0a79d13a53e0a995e287ae59dd3a486812d30a61b26b
[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] 115fc2d00e0d87e35b70f80614065a1aa51831821ce14d90baf9c51ac944f585
[INFO] running `Command { std: "docker" "start" "-a" "115fc2d00e0d87e35b70f80614065a1aa51831821ce14d90baf9c51ac944f585", kill_on_drop: false }`
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `quickcheck` dependency)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/lib.rs:79:19
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let rng = ring::rand::SystemRandom::new();
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     unused_qualifications,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 79 -         let rng = ring::rand::SystemRandom::new();
[INFO] [stdout] 79 +         let rng = SystemRandom::new();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:137:19
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let rng = ring::rand::SystemRandom::new();
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 137 -         let rng = ring::rand::SystemRandom::new();
[INFO] [stdout] 137 +         let rng = SystemRandom::new();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling shielded v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/lib.rs:79:19
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let rng = ring::rand::SystemRandom::new();
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     unused_qualifications,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 79 -         let rng = ring::rand::SystemRandom::new();
[INFO] [stdout] 79 +         let rng = SystemRandom::new();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:137:19
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let rng = ring::rand::SystemRandom::new();
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 137 -         let rng = ring::rand::SystemRandom::new();
[INFO] [stdout] 137 +         let rng = SystemRandom::new();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `Command { std: "docker" "inspect" "115fc2d00e0d87e35b70f80614065a1aa51831821ce14d90baf9c51ac944f585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "115fc2d00e0d87e35b70f80614065a1aa51831821ce14d90baf9c51ac944f585", kill_on_drop: false }`
[INFO] [stdout] 115fc2d00e0d87e35b70f80614065a1aa51831821ce14d90baf9c51ac944f585
[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] 0a25ced95174f5ee0f7e56a94337471918443a781e68f0ddb7e92fdbf53a04d4
[INFO] running `Command { std: "docker" "start" "-a" "0a25ced95174f5ee0f7e56a94337471918443a781e68f0ddb7e92fdbf53a04d4", kill_on_drop: false }`
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `quickcheck` dependency)
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]   --> src/lib.rs:79:19
[INFO] [stderr]    |
[INFO] [stderr] 79 |         let rng = ring::rand::SystemRandom::new();
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     unused_qualifications,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]    |
[INFO] [stderr] 79 -         let rng = ring::rand::SystemRandom::new();
[INFO] [stderr] 79 +         let rng = SystemRandom::new();
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/lib.rs:137:19
[INFO] [stderr]     |
[INFO] [stderr] 137 |         let rng = ring::rand::SystemRandom::new();
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 137 -         let rng = ring::rand::SystemRandom::new();
[INFO] [stderr] 137 +         let rng = SystemRandom::new();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `shielded` (lib) generated 2 warnings (run `cargo fix --lib -p shielded` to apply 2 suggestions)
[INFO] [stderr] warning: `shielded` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shielded-756213970e1e90ec)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-34955a595233a482)
[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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_from_vec ... ok
[INFO] [stdout] test test_unshielded_as_mut ... ok
[INFO] [stdout] test test_shielded_unshield ... ok
[INFO] [stdout] test prop_shield_unshield ... ok
[INFO] [stdout] test prop_shield_unshield_shield_unshield ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shielded
[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" "0a25ced95174f5ee0f7e56a94337471918443a781e68f0ddb7e92fdbf53a04d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a25ced95174f5ee0f7e56a94337471918443a781e68f0ddb7e92fdbf53a04d4", kill_on_drop: false }`
[INFO] [stdout] 0a25ced95174f5ee0f7e56a94337471918443a781e68f0ddb7e92fdbf53a04d4
