[INFO] fetching crate tinydb 1.0.0...
[INFO] testing tinydb-1.0.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate tinydb 1.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate tinydb 1.0.0
[INFO] finished tweaking crates.io crate tinydb 1.0.0
[INFO] tweaked toml for crates.io crate tinydb 1.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tinydb 1.0.0 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 8 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 039b1e421cdea5b86ff09a276293b3cf2a81c2dd0526801f8ac2cef9497aaf40
[INFO] running `Command { std: "docker" "start" "-a" "039b1e421cdea5b86ff09a276293b3cf2a81c2dd0526801f8ac2cef9497aaf40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "039b1e421cdea5b86ff09a276293b3cf2a81c2dd0526801f8ac2cef9497aaf40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "039b1e421cdea5b86ff09a276293b3cf2a81c2dd0526801f8ac2cef9497aaf40", kill_on_drop: false }`
[INFO] [stdout] 039b1e421cdea5b86ff09a276293b3cf2a81c2dd0526801f8ac2cef9497aaf40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 31fa50af67b748c35260aaa5eb1c14ed2ecb8f2d94336b3fe71c0f43edbf45da
[INFO] running `Command { std: "docker" "start" "-a" "31fa50af67b748c35260aaa5eb1c14ed2ecb8f2d94336b3fe71c0f43edbf45da", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling tinydb v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "31fa50af67b748c35260aaa5eb1c14ed2ecb8f2d94336b3fe71c0f43edbf45da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31fa50af67b748c35260aaa5eb1c14ed2ecb8f2d94336b3fe71c0f43edbf45da", kill_on_drop: false }`
[INFO] [stdout] 31fa50af67b748c35260aaa5eb1c14ed2ecb8f2d94336b3fe71c0f43edbf45da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 52725fa2cf341385e0147d78306eab1747998376ffa1c9e2df6f0ca873e0c5b5
[INFO] running `Command { std: "docker" "start" "-a" "52725fa2cf341385e0147d78306eab1747998376ffa1c9e2df6f0ca873e0c5b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinydb v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "52725fa2cf341385e0147d78306eab1747998376ffa1c9e2df6f0ca873e0c5b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52725fa2cf341385e0147d78306eab1747998376ffa1c9e2df6f0ca873e0c5b5", kill_on_drop: false }`
[INFO] [stdout] 52725fa2cf341385e0147d78306eab1747998376ffa1c9e2df6f0ca873e0c5b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] fa6f11e1f850d7e0c8339c123614ddb70bcd9c27328a6b1fd30205bdcb3a8c44
[INFO] running `Command { std: "docker" "start" "-a" "fa6f11e1f850d7e0c8339c123614ddb70bcd9c27328a6b1fd30205bdcb3a8c44", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tinydb-8052677acdb3eb2e)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::auto_from_creation ... ok
[INFO] [stdout] test tests::item_add ... ok
[INFO] [stdout] test tests::item_remove ... ok
[INFO] [stdout] test tests::query_item_db ... ok
[INFO] [stdout] test tests::db_contains ... ok
[INFO] [stdout] test tests::db_from ... FAILED
[INFO] [stdout] test tests::db_dump ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::db_from stdout ----
[INFO] [stdout] Error: IOError(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] 
[INFO] [stdout] ---- tests::db_dump stdout ----
[INFO] [stdout] Error: IOError(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::db_dump
[INFO] [stdout]     tests::db_from
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "fa6f11e1f850d7e0c8339c123614ddb70bcd9c27328a6b1fd30205bdcb3a8c44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa6f11e1f850d7e0c8339c123614ddb70bcd9c27328a6b1fd30205bdcb3a8c44", kill_on_drop: false }`
[INFO] [stdout] fa6f11e1f850d7e0c8339c123614ddb70bcd9c27328a6b1fd30205bdcb3a8c44