[INFO] fetching crate corncobs 0.1.4...
[INFO] testing corncobs-0.1.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate corncobs 0.1.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate corncobs 0.1.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate corncobs 0.1.4
[INFO] tweaked toml for crates.io crate corncobs 0.1.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate corncobs 0.1.4 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 corncobs 0.1.4 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] e503d8421b7268ce00a73dfa400ddbc34b0fab7f36ffdad454c42e99920e006d
[INFO] running `Command { std: "docker" "start" "-a" "e503d8421b7268ce00a73dfa400ddbc34b0fab7f36ffdad454c42e99920e006d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e503d8421b7268ce00a73dfa400ddbc34b0fab7f36ffdad454c42e99920e006d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e503d8421b7268ce00a73dfa400ddbc34b0fab7f36ffdad454c42e99920e006d", kill_on_drop: false }`
[INFO] [stdout] e503d8421b7268ce00a73dfa400ddbc34b0fab7f36ffdad454c42e99920e006d
[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] f6a6390b9e4fdd257cd5b9e542a4f57aff2bd5a49a675747c580a2160a833539
[INFO] running `Command { std: "docker" "start" "-a" "f6a6390b9e4fdd257cd5b9e542a4f57aff2bd5a49a675747c580a2160a833539", kill_on_drop: false }`
[INFO] [stderr]    Compiling corncobs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "f6a6390b9e4fdd257cd5b9e542a4f57aff2bd5a49a675747c580a2160a833539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6a6390b9e4fdd257cd5b9e542a4f57aff2bd5a49a675747c580a2160a833539", kill_on_drop: false }`
[INFO] [stdout] f6a6390b9e4fdd257cd5b9e542a4f57aff2bd5a49a675747c580a2160a833539
[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] 11e1213d0560712f74f542f7d6af7f51af4eb73450b23e52ef198cf678a48368
[INFO] running `Command { std: "docker" "start" "-a" "11e1213d0560712f74f542f7d6af7f51af4eb73450b23e52ef198cf678a48368", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling clap_builder v4.5.40
[INFO] [stderr]    Compiling postcard-cobs v0.2.0
[INFO] [stderr]    Compiling cobs-rs v1.1.2
[INFO] [stderr]    Compiling syn v2.0.102
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling clap v4.5.40
[INFO] [stderr]    Compiling cobs v0.3.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.6.0
[INFO] [stderr]    Compiling corncobs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 24.21s
[INFO] running `Command { std: "docker" "inspect" "11e1213d0560712f74f542f7d6af7f51af4eb73450b23e52ef198cf678a48368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11e1213d0560712f74f542f7d6af7f51af4eb73450b23e52ef198cf678a48368", kill_on_drop: false }`
[INFO] [stdout] 11e1213d0560712f74f542f7d6af7f51af4eb73450b23e52ef198cf678a48368
[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] 45ef74ed60797e7bc14fa0afdae784d4dc2c38c169e3afdb461a3b322dbdd7d2
[INFO] running `Command { std: "docker" "start" "-a" "45ef74ed60797e7bc14fa0afdae784d4dc2c38c169e3afdb461a3b322dbdd7d2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/corncobs-84bfe0507532d13b)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/compat.rs (/opt/rustwide/target/debug/deps/compat-095df2881d55802a)
[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 2 tests
[INFO] [stdout] test check_postcard_cobs ... ok
[INFO] [stdout] test check_cobs_rs ... ok
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-6ddd691218340073)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test check_fixtures ... ok
[INFO] [stdout] test long_fixtures ... ok
[INFO] [stdout] test fixture_round_trip ... ok
[INFO] [stdout] test fixture_round_trip_in_place ... ok
[INFO] [stdout] test check_fixtures_iter ... ok
[INFO] [stdout] test long_fixtures_incremental ... ok
[INFO] [stdout] test incremental1 ... ok
[INFO] [stdout] test long_fixture_2_iter ... ok
[INFO] [stdout] test long_fixtures_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests corncobs
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - max_encoded_len (line 155) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "45ef74ed60797e7bc14fa0afdae784d4dc2c38c169e3afdb461a3b322dbdd7d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45ef74ed60797e7bc14fa0afdae784d4dc2c38c169e3afdb461a3b322dbdd7d2", kill_on_drop: false }`
[INFO] [stdout] 45ef74ed60797e7bc14fa0afdae784d4dc2c38c169e3afdb461a3b322dbdd7d2