[INFO] fetching crate virtual_file_system 0.1.0...
[INFO] testing virtual_file_system-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate virtual_file_system 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate virtual_file_system 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate virtual_file_system 0.1.0
[INFO] tweaked toml for crates.io crate virtual_file_system 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate virtual_file_system 0.1.0 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 virtual_file_system 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 788a2324ffddf289163de377c7b0ef1cf2f308bfcab3b1ffc6532abaa904913a
[INFO] running `Command { std: "docker" "start" "-a" "788a2324ffddf289163de377c7b0ef1cf2f308bfcab3b1ffc6532abaa904913a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "788a2324ffddf289163de377c7b0ef1cf2f308bfcab3b1ffc6532abaa904913a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "788a2324ffddf289163de377c7b0ef1cf2f308bfcab3b1ffc6532abaa904913a", kill_on_drop: false }`
[INFO] [stdout] 788a2324ffddf289163de377c7b0ef1cf2f308bfcab3b1ffc6532abaa904913a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ce1f19a426c937fb0e180eebe0498319ae4d015afa506db99b9dd68ed2429923
[INFO] running `Command { std: "docker" "start" "-a" "ce1f19a426c937fb0e180eebe0498319ae4d015afa506db99b9dd68ed2429923", kill_on_drop: false }`
[INFO] [stderr]    Compiling virtual_file_system v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "ce1f19a426c937fb0e180eebe0498319ae4d015afa506db99b9dd68ed2429923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce1f19a426c937fb0e180eebe0498319ae4d015afa506db99b9dd68ed2429923", kill_on_drop: false }`
[INFO] [stdout] ce1f19a426c937fb0e180eebe0498319ae4d015afa506db99b9dd68ed2429923
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 741e6d2aebf5e3c8182511533d3ee348549824d5ee3b545b844d405802ffc7e7
[INFO] running `Command { std: "docker" "start" "-a" "741e6d2aebf5e3c8182511533d3ee348549824d5ee3b545b844d405802ffc7e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling virtual_file_system v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "741e6d2aebf5e3c8182511533d3ee348549824d5ee3b545b844d405802ffc7e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "741e6d2aebf5e3c8182511533d3ee348549824d5ee3b545b844d405802ffc7e7", kill_on_drop: false }`
[INFO] [stdout] 741e6d2aebf5e3c8182511533d3ee348549824d5ee3b545b844d405802ffc7e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 87369a129063f6faf9d0634a81eeac967785415b4ea68cf2ff5b52808841d348
[INFO] running `Command { std: "docker" "start" "-a" "87369a129063f6faf9d0634a81eeac967785415b4ea68cf2ff5b52808841d348", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/virtual_file_system-5c7e004eab6a9b2b)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-e0549f653862e2ac)
[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 16 tests
[INFO] [stdout] test can_init_and_reopen ... FAILED
[INFO] [stdout] test checkpoint_reopen_ok ... FAILED
[INFO] [stdout] test create_dir_check_reopen ... FAILED
[INFO] [stdout] test checkpoint_then_more_ops ... FAILED
[INFO] [stdout] test modified_time_persists_and_is_not_mount_time ... FAILED
[INFO] [stdout] test read_dir_lists_children ... FAILED
[INFO] [stdout] test record_roundtrip_inode_alloc ... FAILED
[INFO] [stdout] test remove_dir_only_if_empty ... FAILED
[INFO] [stdout] test remove_file_persists ... FAILED
[INFO] [stdout] test rename_across_dirs ... FAILED
[INFO] [stdout] test rename_in_same_dir ... FAILED
[INFO] [stdout] test rename_persists_after_reopen ... FAILED
[INFO] [stdout] test size_persists_after_truncate ... FAILED
[INFO] [stdout] test test_cerinta ... FAILED
[INFO] [stdout] test example_like_assignment ... FAILED
[INFO] [stdout] test truncate_persists ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- can_init_and_reopen stdout ----
[INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- checkpoint_reopen_ok stdout ----
[INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- create_dir_check_reopen stdout ----
[INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- checkpoint_then_more_ops stdout ----
[INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- modified_time_persists_and_is_not_mount_time stdout ----
[INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- read_dir_lists_children stdout ----
[INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- record_roundtrip_inode_alloc stdout ----
[INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- remove_dir_only_if_empty stdout ----
[INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- remove_file_persists stdout ----
[INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- rename_across_dirs stdout ----
[INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- rename_in_same_dir stdout ----
[INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- rename_persists_after_reopen stdout ----
[INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- size_persists_after_truncate stdout ----
[INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- test_cerinta stdout ----
[INFO] [stdout] Error: Io(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] 
[INFO] [stdout] ---- example_like_assignment stdout ----
[INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- truncate_persists stdout ----
[INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     can_init_and_reopen
[INFO] [stdout]     checkpoint_reopen_ok
[INFO] [stdout]     checkpoint_then_more_ops
[INFO] [stdout]     create_dir_check_reopen
[INFO] [stdout]     example_like_assignment
[INFO] [stdout]     modified_time_persists_and_is_not_mount_time
[INFO] [stdout]     read_dir_lists_children
[INFO] [stdout]     record_roundtrip_inode_alloc
[INFO] [stdout]     remove_dir_only_if_empty
[INFO] [stdout]     remove_file_persists
[INFO] [stdout]     rename_across_dirs
[INFO] [stdout]     rename_in_same_dir
[INFO] [stdout]     rename_persists_after_reopen
[INFO] [stdout]     size_persists_after_truncate
[INFO] [stdout]     test_cerinta
[INFO] [stdout]     truncate_persists
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 16 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test integration_tests`
[INFO] running `Command { std: "docker" "inspect" "87369a129063f6faf9d0634a81eeac967785415b4ea68cf2ff5b52808841d348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87369a129063f6faf9d0634a81eeac967785415b4ea68cf2ff5b52808841d348", kill_on_drop: false }`
[INFO] [stdout] 87369a129063f6faf9d0634a81eeac967785415b4ea68cf2ff5b52808841d348
