[INFO] fetching crate saigon_plugin_cat_fact 0.1.2...
[INFO] testing saigon_plugin_cat_fact-0.1.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate saigon_plugin_cat_fact 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate saigon_plugin_cat_fact 0.1.2
[INFO] finished tweaking crates.io crate saigon_plugin_cat_fact 0.1.2
[INFO] tweaked toml for crates.io crate saigon_plugin_cat_fact 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate saigon_plugin_cat_fact 0.1.2 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 190 packages to latest compatible versions
[INFO] [stderr]       Adding reqwest v0.9.24 (available: v0.12.24)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5f889c3bffa5f7bc4ae6d94f112e5b21ce350f695760915754a76f033594652
[INFO] running `Command { std: "docker" "start" "-a" "c5f889c3bffa5f7bc4ae6d94f112e5b21ce350f695760915754a76f033594652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5f889c3bffa5f7bc4ae6d94f112e5b21ce350f695760915754a76f033594652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5f889c3bffa5f7bc4ae6d94f112e5b21ce350f695760915754a76f033594652", kill_on_drop: false }`
[INFO] [stdout] c5f889c3bffa5f7bc4ae6d94f112e5b21ce350f695760915754a76f033594652
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8d6747ae27a7bd4c5869af2995b551d59f31f62dec7256fb96ec3960b9b9c87
[INFO] running `Command { std: "docker" "start" "-a" "c8d6747ae27a7bd4c5869af2995b551d59f31f62dec7256fb96ec3960b9b9c87", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling unicode-normalization v0.1.25
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling openssl v0.10.74
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling publicsuffix v1.5.6
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling saigon_core v0.1.2
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling reqwest v0.9.24
[INFO] [stderr]    Compiling saigon_plugin_cat_fact v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `length` is never read
[INFO] [stdout]   --> src/lib.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | struct CatFactJson {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout]  9 |     pub fact: String,
[INFO] [stdout] 10 |     pub length: i32,
[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 41.27s
[INFO] running `Command { std: "docker" "inspect" "c8d6747ae27a7bd4c5869af2995b551d59f31f62dec7256fb96ec3960b9b9c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8d6747ae27a7bd4c5869af2995b551d59f31f62dec7256fb96ec3960b9b9c87", kill_on_drop: false }`
[INFO] [stdout] c8d6747ae27a7bd4c5869af2995b551d59f31f62dec7256fb96ec3960b9b9c87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6db5203e6c1521b732402755f12073e506fcb8c8ca7ec40fe12fa5b52cad9de
[INFO] running `Command { std: "docker" "start" "-a" "e6db5203e6c1521b732402755f12073e506fcb8c8ca7ec40fe12fa5b52cad9de", kill_on_drop: false }`
[INFO] [stdout] warning: field `length` is never read
[INFO] [stdout]   --> src/lib.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | struct CatFactJson {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout]  9 |     pub fact: String,
[INFO] [stdout] 10 |     pub length: i32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling saigon_plugin_cat_fact v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `length` is never read
[INFO] [stdout]   --> src/lib.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | struct CatFactJson {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout]  9 |     pub fact: String,
[INFO] [stdout] 10 |     pub length: i32,
[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 0.88s
[INFO] running `Command { std: "docker" "inspect" "e6db5203e6c1521b732402755f12073e506fcb8c8ca7ec40fe12fa5b52cad9de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6db5203e6c1521b732402755f12073e506fcb8c8ca7ec40fe12fa5b52cad9de", kill_on_drop: false }`
[INFO] [stdout] e6db5203e6c1521b732402755f12073e506fcb8c8ca7ec40fe12fa5b52cad9de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 508f1388545676ddca52db66dcf74f6dd13c5e7119a550529b93520fc65f366c
[INFO] running `Command { std: "docker" "start" "-a" "508f1388545676ddca52db66dcf74f6dd13c5e7119a550529b93520fc65f366c", kill_on_drop: false }`
[INFO] [stderr] warning: field `length` is never read
[INFO] [stderr]   --> src/lib.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr]  8 | struct CatFactJson {
[INFO] [stderr]    |        ----------- field in this struct
[INFO] [stderr]  9 |     pub fact: String,
[INFO] [stderr] 10 |     pub length: i32,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `saigon_plugin_cat_fact` (lib) generated 1 warning
[INFO] [stderr] warning: `saigon_plugin_cat_fact` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/saigon_plugin_cat_fact-51915f39fe6683e8)
[INFO] [stderr]    Doc-tests saigon_plugin_cat_fact
[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] [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" "508f1388545676ddca52db66dcf74f6dd13c5e7119a550529b93520fc65f366c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "508f1388545676ddca52db66dcf74f6dd13c5e7119a550529b93520fc65f366c", kill_on_drop: false }`
[INFO] [stdout] 508f1388545676ddca52db66dcf74f6dd13c5e7119a550529b93520fc65f366c