[INFO] fetching crate persisted-config-rs 0.2.1...
[INFO] testing persisted-config-rs-0.2.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate persisted-config-rs 0.2.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate persisted-config-rs 0.2.1
[INFO] finished tweaking crates.io crate persisted-config-rs 0.2.1
[INFO] tweaked toml for crates.io crate persisted-config-rs 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate persisted-config-rs 0.2.1 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]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[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] 3633733341a40a990744a7b8852e4009efde4c02a88be49e1c3532853aefda7d
[INFO] running `Command { std: "docker" "start" "-a" "3633733341a40a990744a7b8852e4009efde4c02a88be49e1c3532853aefda7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3633733341a40a990744a7b8852e4009efde4c02a88be49e1c3532853aefda7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3633733341a40a990744a7b8852e4009efde4c02a88be49e1c3532853aefda7d", kill_on_drop: false }`
[INFO] [stdout] 3633733341a40a990744a7b8852e4009efde4c02a88be49e1c3532853aefda7d
[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] 47ab87db77d328faed497297c058d9117e1597fb38cdf630dbdf42bea1231d08
[INFO] running `Command { std: "docker" "start" "-a" "47ab87db77d328faed497297c058d9117e1597fb38cdf630dbdf42bea1231d08", kill_on_drop: false }`
[INFO] [stderr]    Compiling persisted-config-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "47ab87db77d328faed497297c058d9117e1597fb38cdf630dbdf42bea1231d08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47ab87db77d328faed497297c058d9117e1597fb38cdf630dbdf42bea1231d08", kill_on_drop: false }`
[INFO] [stdout] 47ab87db77d328faed497297c058d9117e1597fb38cdf630dbdf42bea1231d08
[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] 089695c3f284e8fc30ed25f3ec73a8a85a0339e31687dc49883a8d0ad77758a2
[INFO] running `Command { std: "docker" "start" "-a" "089695c3f284e8fc30ed25f3ec73a8a85a0339e31687dc49883a8d0ad77758a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling persisted-config-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "089695c3f284e8fc30ed25f3ec73a8a85a0339e31687dc49883a8d0ad77758a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "089695c3f284e8fc30ed25f3ec73a8a85a0339e31687dc49883a8d0ad77758a2", kill_on_drop: false }`
[INFO] [stdout] 089695c3f284e8fc30ed25f3ec73a8a85a0339e31687dc49883a8d0ad77758a2
[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] bcc048e1b334827cde2a9287d5ced1c0247477f4919301c3f4e6bf914a45efba
[INFO] running `Command { std: "docker" "start" "-a" "bcc048e1b334827cde2a9287d5ced1c0247477f4919301c3f4e6bf914a45efba", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/persisted_config_rs-b2640226c6870841)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_save_and_get_config ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests persisted_config_rs
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - PersistedConfig::save_config (line 42) ... ok
[INFO] [stdout] test src/lib.rs - PersistedConfig::new (line 22) ... ok
[INFO] [stdout] test src/lib.rs - PersistedConfig::get_config (line 68) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bcc048e1b334827cde2a9287d5ced1c0247477f4919301c3f4e6bf914a45efba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcc048e1b334827cde2a9287d5ced1c0247477f4919301c3f4e6bf914a45efba", kill_on_drop: false }`
[INFO] [stdout] bcc048e1b334827cde2a9287d5ced1c0247477f4919301c3f4e6bf914a45efba