[INFO] fetching crate random-access-disk 4.0.0-alpha...
[INFO] testing random-access-disk-4.0.0-alpha against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate random-access-disk 4.0.0-alpha into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate random-access-disk 4.0.0-alpha
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate random-access-disk 4.0.0-alpha
[INFO] tweaked toml for crates.io crate random-access-disk 4.0.0-alpha written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate random-access-disk 4.0.0-alpha 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 random-access-disk 4.0.0-alpha 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5de3097af5d8b0d5aa8cf9a35528eac57e3a2bb089300fcfec1664518773be4
[INFO] running `Command { std: "docker" "start" "-a" "b5de3097af5d8b0d5aa8cf9a35528eac57e3a2bb089300fcfec1664518773be4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5de3097af5d8b0d5aa8cf9a35528eac57e3a2bb089300fcfec1664518773be4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5de3097af5d8b0d5aa8cf9a35528eac57e3a2bb089300fcfec1664518773be4", kill_on_drop: false }`
[INFO] [stdout] b5de3097af5d8b0d5aa8cf9a35528eac57e3a2bb089300fcfec1664518773be4
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22f908eb758f8ee4054e15be022a4e7a179d2c2340b0461a9449a29e78a6a7ea
[INFO] running `Command { std: "docker" "start" "-a" "22f908eb758f8ee4054e15be022a4e7a179d2c2340b0461a9449a29e78a6a7ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling mkdirp v1.0.0
[INFO] [stderr]    Compiling tokio v1.49.0
[INFO] [stderr]    Compiling async-lock v3.4.2
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling random-access-storage v6.0.0-alpha
[INFO] [stderr]    Compiling random-access-disk v4.0.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.66s
[INFO] running `Command { std: "docker" "inspect" "22f908eb758f8ee4054e15be022a4e7a179d2c2340b0461a9449a29e78a6a7ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22f908eb758f8ee4054e15be022a4e7a179d2c2340b0461a9449a29e78a6a7ea", kill_on_drop: false }`
[INFO] [stdout] 22f908eb758f8ee4054e15be022a4e7a179d2c2340b0461a9449a29e78a6a7ea
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05b33bc2afd1e9e9ea6c9ec66d9bb9ce9e1893c4a8fd91de8b1200b212a01db1
[INFO] running `Command { std: "docker" "start" "-a" "05b33bc2afd1e9e9ea6c9ec66d9bb9ce9e1893c4a8fd91de8b1200b212a01db1", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]    Compiling zmij v1.0.19
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling regex-syntax v0.8.9
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling textwrap v0.16.2
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling tempfile v3.24.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling rand_xorshift v0.4.0
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling async-lock v3.4.2
[INFO] [stderr]    Compiling rusty-fork v0.3.1
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling zerocopy-derive v0.8.39
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling proptest-derive v0.8.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling random-access-storage v6.0.0-alpha
[INFO] [stderr]    Compiling tokio v1.49.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling tokio-stream v0.1.18
[INFO] [stderr]    Compiling random-access-disk v4.0.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio-test v0.4.5
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling proptest v1.10.0
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 32.36s
[INFO] running `Command { std: "docker" "inspect" "05b33bc2afd1e9e9ea6c9ec66d9bb9ce9e1893c4a8fd91de8b1200b212a01db1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05b33bc2afd1e9e9ea6c9ec66d9bb9ce9e1893c4a8fd91de8b1200b212a01db1", kill_on_drop: false }`
[INFO] [stdout] 05b33bc2afd1e9e9ea6c9ec66d9bb9ce9e1893c4a8fd91de8b1200b212a01db1
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81bbffb176523e76bc427d02d5481156ca36a4bbb16e376c79ac76bbbd88e188
[INFO] running `Command { std: "docker" "start" "-a" "81bbffb176523e76bc427d02d5481156ca36a4bbb16e376c79ac76bbbd88e188", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/random_access_disk-ec0b37e527ed7ea7)
[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]      Running tests/model.rs (/opt/rustwide/target/debug/deps/model-c9b42b5dae784c50)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test implementation_matches_model has been running for over 60 seconds
[INFO] [stdout] test implementation_matches_model ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 80.37s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/regression.rs (/opt/rustwide/target/debug/deps/regression-8eac2e465597bf3f)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test regress_2 ... ok
[INFO] [stdout] test regress_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-2c2a88b621695b45)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test can_open_buffer ... ok
[INFO] [stdout] test can_read ... ok
[INFO] [stdout] test auto_sync ... ok
[INFO] [stdout] test can_truncate_gt ... ok
[INFO] [stdout] test auto_sync_with_sync_call ... ok
[INFO] [stdout] test can_truncate_lt ... ok
[INFO] [stdout] test explicit_no_auto_sync ... ok
[INFO] [stdout] test can_len ... ok
[INFO] [stdout] test can_call_new ... ok
[INFO] [stdout] test can_is_empty ... ok
[INFO] [stdout] test can_write ... ok
[INFO] [stdout] test can_del_long_exact_block ... ok
[INFO] [stdout] test can_del_short ... ok
[INFO] [stdout] test can_truncate_eq ... ok
[INFO] [stdout] test can_del_long_middle ... ok
[INFO] [stdout] test can_del_long_more_than_block ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests random_access_disk
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 56) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 1.37s; merged doctests compilation took 1.19s
[INFO] running `Command { std: "docker" "inspect" "81bbffb176523e76bc427d02d5481156ca36a4bbb16e376c79ac76bbbd88e188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81bbffb176523e76bc427d02d5481156ca36a4bbb16e376c79ac76bbbd88e188", kill_on_drop: false }`
[INFO] [stdout] 81bbffb176523e76bc427d02d5481156ca36a4bbb16e376c79ac76bbbd88e188
