[INFO] fetching crate fenrir-rs 0.5.1...
[INFO] testing fenrir-rs-0.5.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate fenrir-rs 0.5.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate fenrir-rs 0.5.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate fenrir-rs 0.5.1
[INFO] tweaked toml for crates.io crate fenrir-rs 0.5.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fenrir-rs 0.5.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fenrir-rs 0.5.1 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0201f5b56fbe27c57da50366887795a7f290071a70d6f240ce52cc6bde86c88e
[INFO] running `Command { std: "docker" "start" "-a" "0201f5b56fbe27c57da50366887795a7f290071a70d6f240ce52cc6bde86c88e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0201f5b56fbe27c57da50366887795a7f290071a70d6f240ce52cc6bde86c88e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0201f5b56fbe27c57da50366887795a7f290071a70d6f240ce52cc6bde86c88e", kill_on_drop: false }`
[INFO] [stdout] 0201f5b56fbe27c57da50366887795a7f290071a70d6f240ce52cc6bde86c88e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8887d84edece21846517fa7d0e84fb5691b065d31812ce24d2e11769a2cd9198
[INFO] running `Command { std: "docker" "start" "-a" "8887d84edece21846517fa7d0e84fb5691b065d31812ce24d2e11769a2cd9198", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling percent-encoding v2.2.0
[INFO] [stderr]    Compiling form_urlencoded v1.1.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling base64 v0.21.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling idna v0.3.0
[INFO] [stderr]    Compiling url v2.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.171
[INFO] [stderr]    Compiling ureq v2.6.2
[INFO] [stderr]    Compiling fenrir-rs v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `internal_type`, `authentication_method`, and `credentials` are never used
[INFO] [stdout]   --> src/lib.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub(crate) trait FenrirBackend {
[INFO] [stdout]    |                  ------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 77 |     fn internal_type(&self) -> std::any::TypeId;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     fn authentication_method(&self) -> AuthenticationMethod;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     fn credentials(&self) -> Option<String>;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.85s
[INFO] running `Command { std: "docker" "inspect" "8887d84edece21846517fa7d0e84fb5691b065d31812ce24d2e11769a2cd9198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8887d84edece21846517fa7d0e84fb5691b065d31812ce24d2e11769a2cd9198", kill_on_drop: false }`
[INFO] [stdout] 8887d84edece21846517fa7d0e84fb5691b065d31812ce24d2e11769a2cd9198
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd9077077dec70918448794f01fe26219e5bccdd265d4c3d2482dbe1a4f148b0
[INFO] running `Command { std: "docker" "start" "-a" "cd9077077dec70918448794f01fe26219e5bccdd265d4c3d2482dbe1a4f148b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.10
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling value-bag v1.4.1
[INFO] [stderr]    Compiling ureq v2.6.2
[INFO] [stderr]    Compiling fern v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.171
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling fenrir-rs v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `internal_type`, `authentication_method`, and `credentials` are never used
[INFO] [stdout]   --> src/lib.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub(crate) trait FenrirBackend {
[INFO] [stdout]    |                  ------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 77 |     fn internal_type(&self) -> std::any::TypeId;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     fn authentication_method(&self) -> AuthenticationMethod;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     fn credentials(&self) -> Option<String>;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 20.14s
[INFO] running `Command { std: "docker" "inspect" "cd9077077dec70918448794f01fe26219e5bccdd265d4c3d2482dbe1a4f148b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd9077077dec70918448794f01fe26219e5bccdd265d4c3d2482dbe1a4f148b0", kill_on_drop: false }`
[INFO] [stdout] cd9077077dec70918448794f01fe26219e5bccdd265d4c3d2482dbe1a4f148b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bf76ce87b19f580d0fb97f59c404fbb2f38a0a1dee231a10537f36f76e36f41c
[INFO] running `Command { std: "docker" "start" "-a" "bf76ce87b19f580d0fb97f59c404fbb2f38a0a1dee231a10537f36f76e36f41c", kill_on_drop: false }`
[INFO] [stderr] warning: methods `internal_type`, `authentication_method`, and `credentials` are never used
[INFO] [stdout] 
[INFO] [stderr]   --> src/lib.rs:77:8
[INFO] [stdout] running 8 tests
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub(crate) trait FenrirBackend {
[INFO] [stderr]    |                  ------------- methods in this trait
[INFO] [stderr] ...
[INFO] [stderr] 77 |     fn internal_type(&self) -> std::any::TypeId;
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 80 |     fn authentication_method(&self) -> AuthenticationMethod;
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 83 |     fn credentials(&self) -> Option<String>;
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `fenrir-rs` (lib) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fenrir_rs-0a808e88628a6154)
[INFO] [stdout] test tests::building_a_non_validated_fenrir_instance_without_serialization_backend_does_not_panic ... ok
[INFO] [stdout] test noop::tests::creating_a_noop_instance_with_credentials_works_correctly ... ok
[INFO] [stdout] test tests::building_a_non_validated_fenrir_instance_without_network_backend_does_not_panic ... ok
[INFO] [stdout] test ureq::tests::creating_a_ureq_instance_with_credentials_works_correctly ... ok
[INFO] [stdout] test ureq::tests::creating_a_ureq_instance_without_credentials_works_correctly ... ok
[INFO] [stdout] test tests::building_a_validated_fenrir_instance_without_serialization_backend_panics - should panic ... ok
[INFO] [stdout] test tests::building_a_validated_fenrir_instance_without_network_backend_panics - should panic ... ok
[INFO] [stdout] test noop::tests::creating_a_noop_instance_without_credentials_works_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fenrir_rs
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - FenrirBuilder::include_level (line 355) ... ok
[INFO] [stdout] test src/lib.rs - Fenrir::builder (line 104) ... ok
[INFO] [stdout] test src/lib.rs - FenrirBuilder::endpoint (line 259) ... ok
[INFO] [stdout] test src/lib.rs - FenrirBuilder::build (line 496) ... ok
[INFO] [stdout] test src/lib.rs - FenrirBuilder::format (line 320) ... ok
[INFO] [stdout] test src/lib.rs - FenrirBuilder::include_framework (line 371) ... ok
[INFO] [stdout] test src/lib.rs - FenrirBuilder::build_with_validation (line 457) ... ok
[INFO] [stdout] test src/lib.rs - FenrirBuilder::network (line 274) ... ok
[INFO] [stdout] test src/lib.rs - FenrirBuilder::flush_threshold (line 433) ... ok
[INFO] [stdout] test src/lib.rs - FenrirBuilder::with_authentication (line 289) ... ok
[INFO] [stdout] test src/lib.rs - FenrirBuilder::tag (line 337) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bf76ce87b19f580d0fb97f59c404fbb2f38a0a1dee231a10537f36f76e36f41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf76ce87b19f580d0fb97f59c404fbb2f38a0a1dee231a10537f36f76e36f41c", kill_on_drop: false }`
[INFO] [stdout] bf76ce87b19f580d0fb97f59c404fbb2f38a0a1dee231a10537f36f76e36f41c