[INFO] fetching crate zwus 0.1.0...
[INFO] testing zwus-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate zwus 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate zwus 0.1.0
[INFO] finished tweaking crates.io crate zwus 0.1.0
[INFO] tweaked toml for crates.io crate zwus 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zwus 0.1.0 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 zwus 0.1.0 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-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] ff8f69b958976a99e7eec04e3a5c1c6642326f754881bd17bc5529348f0388aa
[INFO] running `Command { std: "docker" "start" "-a" "ff8f69b958976a99e7eec04e3a5c1c6642326f754881bd17bc5529348f0388aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff8f69b958976a99e7eec04e3a5c1c6642326f754881bd17bc5529348f0388aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff8f69b958976a99e7eec04e3a5c1c6642326f754881bd17bc5529348f0388aa", kill_on_drop: false }`
[INFO] [stdout] ff8f69b958976a99e7eec04e3a5c1c6642326f754881bd17bc5529348f0388aa
[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] 8523f077bf372bcf09b21e3c3721aacf067b8f8765bbafe2c938dbb8751b55df
[INFO] running `Command { std: "docker" "start" "-a" "8523f077bf372bcf09b21e3c3721aacf067b8f8765bbafe2c938dbb8751b55df", kill_on_drop: false }`
[INFO] [stderr]    Compiling zwus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "8523f077bf372bcf09b21e3c3721aacf067b8f8765bbafe2c938dbb8751b55df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8523f077bf372bcf09b21e3c3721aacf067b8f8765bbafe2c938dbb8751b55df", kill_on_drop: false }`
[INFO] [stdout] 8523f077bf372bcf09b21e3c3721aacf067b8f8765bbafe2c938dbb8751b55df
[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] bc4845f2ba7dd57b2883c56bee40f433b8310b0fa61fdac09741bdb982ec0fde
[INFO] running `Command { std: "docker" "start" "-a" "bc4845f2ba7dd57b2883c56bee40f433b8310b0fa61fdac09741bdb982ec0fde", kill_on_drop: false }`
[INFO] [stderr]    Compiling zwus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "bc4845f2ba7dd57b2883c56bee40f433b8310b0fa61fdac09741bdb982ec0fde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc4845f2ba7dd57b2883c56bee40f433b8310b0fa61fdac09741bdb982ec0fde", kill_on_drop: false }`
[INFO] [stdout] bc4845f2ba7dd57b2883c56bee40f433b8310b0fa61fdac09741bdb982ec0fde
[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] 938b604c18b602e334fb3f9354f848100335f134f0a2d4de38ad3810033b8681
[INFO] running `Command { std: "docker" "start" "-a" "938b604c18b602e334fb3f9354f848100335f134f0a2d4de38ad3810033b8681", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zwus-5e08d47724e71231)
[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] [stderr]    Doc-tests zwus
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 38) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 57) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 46) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 30) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 38) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `encoded` in this scope
[INFO] [stdout]   --> src/lib.rs:39:35
[INFO] [stdout]    |
[INFO] [stdout] 39 | Zwus::decode_to_string_with_base(&encoded, 6);
[INFO] [stdout]    |                                   ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Zwus` in this scope
[INFO] [stdout]   --> src/lib.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | Zwus::decode_to_string_with_base(&encoded, 6);
[INFO] [stdout]    | ^^^^ use of undeclared type `Zwus`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 57) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Zwus` in this scope
[INFO] [stdout]   --> src/lib.rs:58:15
[INFO] [stdout]    |
[INFO] [stdout] 58 | let encoded = Zwus::encode_string("hello 🦀🔥");
[INFO] [stdout]    |               ^^^^ use of undeclared type `Zwus`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Zwus` in this scope
[INFO] [stdout]   --> src/lib.rs:59:15
[INFO] [stdout]    |
[INFO] [stdout] 59 | let decoded = Zwus::decode_to_string(&encoded);
[INFO] [stdout]    |               ^^^^ use of undeclared type `Zwus`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 46) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Zwus` in this scope
[INFO] [stdout]   --> src/lib.rs:47:14
[INFO] [stdout]    |
[INFO] [stdout] 47 | let hidden = Zwus::encode_string("secret");
[INFO] [stdout]    |              ^^^^ use of undeclared type `Zwus`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Zwus` in this scope
[INFO] [stdout]   --> src/lib.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 | let extracted = Zwus::decode_to_string(&carrier);
[INFO] [stdout]    |                 ^^^^ use of undeclared type `Zwus`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 30) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Zwus` in this scope
[INFO] [stdout]   --> src/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | Zwus::encode_string_with_base("hi", 3); // default, safest
[INFO] [stdout]    | ^^^^ use of undeclared type `Zwus`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Zwus` in this scope
[INFO] [stdout]   --> src/lib.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | Zwus::encode_string_with_base("hi", 6); // compact
[INFO] [stdout]    | ^^^^ use of undeclared type `Zwus`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Zwus` in this scope
[INFO] [stdout]   --> src/lib.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | Zwus::encode_string_with_base("hi", 8);
[INFO] [stdout]    | ^^^^ use of undeclared type `Zwus`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 30)
[INFO] [stdout]     src/lib.rs - (line 38)
[INFO] [stdout]     src/lib.rs - (line 46)
[INFO] [stdout]     src/lib.rs - (line 57)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "938b604c18b602e334fb3f9354f848100335f134f0a2d4de38ad3810033b8681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "938b604c18b602e334fb3f9354f848100335f134f0a2d4de38ad3810033b8681", kill_on_drop: false }`
[INFO] [stdout] 938b604c18b602e334fb3f9354f848100335f134f0a2d4de38ad3810033b8681
