[INFO] fetching crate jfs 0.7.1...
[INFO] testing jfs-0.7.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate jfs 0.7.1 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate jfs 0.7.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jfs 0.7.1
[INFO] finished tweaking crates.io crate jfs 0.7.1
[INFO] tweaked toml for crates.io crate jfs 0.7.1 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f63afcce9ec5bd1cda3269c46b7ac28ebab48e3dfbc3ce573cf17f41b9693324
[INFO] running `Command { std: "docker" "start" "-a" "f63afcce9ec5bd1cda3269c46b7ac28ebab48e3dfbc3ce573cf17f41b9693324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f63afcce9ec5bd1cda3269c46b7ac28ebab48e3dfbc3ce573cf17f41b9693324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f63afcce9ec5bd1cda3269c46b7ac28ebab48e3dfbc3ce573cf17f41b9693324", kill_on_drop: false }`
[INFO] [stdout] f63afcce9ec5bd1cda3269c46b7ac28ebab48e3dfbc3ce573cf17f41b9693324
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7b8b0cf5da632033df1724c8ccbf5a597248a963d4478ee6c00bdb3319d8071
[INFO] running `Command { std: "docker" "start" "-a" "f7b8b0cf5da632033df1724c8ccbf5a597248a963d4478ee6c00bdb3319d8071", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling jfs v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "f7b8b0cf5da632033df1724c8ccbf5a597248a963d4478ee6c00bdb3319d8071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7b8b0cf5da632033df1724c8ccbf5a597248a963d4478ee6c00bdb3319d8071", kill_on_drop: false }`
[INFO] [stdout] f7b8b0cf5da632033df1724c8ccbf5a597248a963d4478ee6c00bdb3319d8071
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 542ed4809967662ff0465d5d17790ec1a7947633a82339598df608aa99859fcf
[INFO] running `Command { std: "docker" "start" "-a" "542ed4809967662ff0465d5d17790ec1a7947633a82339598df608aa99859fcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling jfs v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.09s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/jfs-dbca8f8425f332f2)
[INFO] running `Command { std: "docker" "inspect" "542ed4809967662ff0465d5d17790ec1a7947633a82339598df608aa99859fcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "542ed4809967662ff0465d5d17790ec1a7947633a82339598df608aa99859fcf", kill_on_drop: false }`
[INFO] [stdout] 542ed4809967662ff0465d5d17790ec1a7947633a82339598df608aa99859fcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a8df904ea952cbc1f34320b64fe0fc71aee50eb8ec5dfc602a0376f64ce94a3
[INFO] running `Command { std: "docker" "start" "-a" "0a8df904ea952cbc1f34320b64fe0fc71aee50eb8ec5dfc602a0376f64ce94a3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jfs-dbca8f8425f332f2)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test file_store::tests::json_store::all ... ok
[INFO] [stdout] test file_store::tests::json_store::delete_non_existent ... ok
[INFO] [stdout] test file_store::tests::json_store::get_non_existent ... ok
[INFO] [stdout] test file_store::tests::json_store::get ... ok
[INFO] [stdout] test file_store::tests::json_store::delete ... ok
[INFO] [stdout] test file_store::tests::json_store::pretty_print_file_content ... ok
[INFO] [stdout] test file_store::tests::json_store::save ... ok
[INFO] [stdout] test file_store::tests::json_store::save_empty_obj ... ok
[INFO] [stdout] test file_store::tests::json_store::single_all ... ok
[INFO] [stdout] test memory_store::tests::all ... ok
[INFO] [stdout] test memory_store::tests::delete ... ok
[INFO] [stdout] test file_store::tests::json_store::save_with_id ... ok
[INFO] [stdout] test memory_store::tests::delete_non_existent ... ok
[INFO] [stdout] test memory_store::tests::get ... ok
[INFO] [stdout] test file_store::tests::json_store::single_get ... ok
[INFO] [stdout] test file_store::tests::json_store::single_save ... ok
[INFO] [stdout] test memory_store::tests::get_non_existent ... ok
[INFO] [stdout] test memory_store::tests::save ... ok
[INFO] [stdout] test file_store::tests::json_store::single_delete_non_existent ... ok
[INFO] [stdout] test memory_store::tests::save_empty_obj ... ok
[INFO] [stdout] test file_store::tests::json_store::single_get_non_existent ... ok
[INFO] [stdout] test file_store::tests::json_store::single_delete ... ok
[INFO] [stdout] test memory_store::tests::update ... ok
[INFO] [stdout] test memory_store::tests::save_with_id ... ok
[INFO] [stdout] test file_store::tests::json_store::single_save_without_file_name_ext ... ok
[INFO] [stdout] test file_store::tests::json_store::new_multi_threaded ... ok
[INFO] [stdout] test file_store::tests::json_store::save_and_read_multi_threaded ... ok
[INFO] [stdout] test tests::multi_threaded_write_in_memory ... ok
[INFO] [stdout] test file_store::tests::json_store::single_new_multi_threaded ... ok
[INFO] [stdout] test memory_store::tests::save_and_read_multi_threaded ... ok
[INFO] [stdout] test tests::multi_threaded_write_with_dir ... ok
[INFO] [stdout] test file_store::tests::json_store::single_save_and_read_multi_threaded ... ok
[INFO] [stdout] test tests::multi_threaded_write_with_single_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests jfs
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 46) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 38) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 29) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 11) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0a8df904ea952cbc1f34320b64fe0fc71aee50eb8ec5dfc602a0376f64ce94a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a8df904ea952cbc1f34320b64fe0fc71aee50eb8ec5dfc602a0376f64ce94a3", kill_on_drop: false }`
[INFO] [stdout] 0a8df904ea952cbc1f34320b64fe0fc71aee50eb8ec5dfc602a0376f64ce94a3