[INFO] fetching crate nonvolatile 0.8.3...
[INFO] testing nonvolatile-0.8.3 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate nonvolatile 0.8.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate nonvolatile 0.8.3
[INFO] finished tweaking crates.io crate nonvolatile 0.8.3
[INFO] tweaked toml for crates.io crate nonvolatile 0.8.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nonvolatile 0.8.3 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 49 packages to highest compatible versions
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.10.3)
[INFO] [stderr]       Adding serde_yaml v0.8.26 (available: v0.9.34+deprecated)
[INFO] [stderr]       Adding sysinfo v0.14.15 (available: v0.39.6)
[INFO] [stderr]       Adding whoami v0.5.3 (available: v2.1.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 394c036bf2f30276ecf363d91c393eaa0b6f41f2343a6123f3291c0957429212
[INFO] running `Command { std: "docker" "start" "394c036bf2f30276ecf363d91c393eaa0b6f41f2343a6123f3291c0957429212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "394c036bf2f30276ecf363d91c393eaa0b6f41f2343a6123f3291c0957429212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "394c036bf2f30276ecf363d91c393eaa0b6f41f2343a6123f3291c0957429212" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "394c036bf2f30276ecf363d91c393eaa0b6f41f2343a6123f3291c0957429212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "394c036bf2f30276ecf363d91c393eaa0b6f41f2343a6123f3291c0957429212" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.23
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.21
[INFO] [stderr]    Compiling crossbeam-deque v0.8.8
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling doc-comment v0.3.4
[INFO] [stderr]    Compiling either v1.19.0
[INFO] [stderr]    Compiling sysinfo v0.14.15
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling generic_error v0.2.0
[INFO] [stderr]    Compiling whoami v0.5.3
[INFO] [stderr]    Compiling fs_util v0.1.1
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling serde_yaml v0.8.26
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling regex v1.13.1
[INFO] [stderr]    Compiling nonvolatile v0.8.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `fs_util`
[INFO] [stderr]  --> Cargo.toml:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | [dependencies.fs_util]
[INFO] [stderr]   |               ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `fs_util`
[INFO] [stderr] warning: `nonvolatile` (manifest) generated 1 warning
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 42.12s
[INFO] running `Command { std: "docker" "inspect" "394c036bf2f30276ecf363d91c393eaa0b6f41f2343a6123f3291c0957429212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "394c036bf2f30276ecf363d91c393eaa0b6f41f2343a6123f3291c0957429212" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling nonvolatile v0.8.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 3.20s
[INFO] running `Command { std: "docker" "inspect" "394c036bf2f30276ecf363d91c393eaa0b6f41f2343a6123f3291c0957429212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "394c036bf2f30276ecf363d91c393eaa0b6f41f2343a6123f3291c0957429212" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/nonvolatile/6b851ea8ee36139c/out/nonvolatile-6b851ea8ee36139c)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::test_custom_storage_dir ... FAILED
[INFO] [stdout] test tests::test_load_else_create ... ok
[INFO] [stdout] test tests::test_destroy_state - should panic ... ok
[INFO] [stdout] test tests::test_has ... ok
[INFO] [stdout] test tests::test_name_abuse3 - should panic ... ok
[INFO] [stdout] test tests::test_name_abuse2 - should panic ... ok
[INFO] [stdout] test tests::test_name_abuse1 - should panic ... ok
[INFO] [stdout] test tests::test_load_state ... ok
[INFO] [stdout] test tests::test_example ... ok
[INFO] [stdout] test tests::test_delete_var ... ok
[INFO] [stdout] test tests::test_new_state ... ok
[INFO] [stdout] test tests::test_dir_locking - should panic ... ok
[INFO] [stdout] test tests::test_manifest_write ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_custom_storage_dir stdout ----
[INFO] [stdout] Destroying any pre-existing state for test2
[INFO] [stdout] Done
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_custom_storage_dir' (600) panicked at src/tests.rs:110:52:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ddb0c2bfa31 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5ddb0c2d716a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5ddb0c2c40bc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5ddb0c299cd6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5ddb0c2b6d39 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5ddb0c146cc0 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x5ddb0c2b7062 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5ddb0c299d82 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5ddb0c2926b9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5ddb0c29aa7d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5ddb0c2d794c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5ddb0c2d7722 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x5ddb0c1357ec - <nonvolatile[f5a0cf896279089d]::tests::test_custom_storage_dir::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5ddb0c13a10b - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x5ddb0c1472e5 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5ddb0c140bd4 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5ddb0c14a372 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x5ddb0c2beeef - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7be3593ecdfa - <unknown>
[INFO] [stdout]   19:     0x7be3594803d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_custom_storage_dir
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 12 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "394c036bf2f30276ecf363d91c393eaa0b6f41f2343a6123f3291c0957429212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "394c036bf2f30276ecf363d91c393eaa0b6f41f2343a6123f3291c0957429212", kill_on_drop: false }`
[INFO] [stdout] 394c036bf2f30276ecf363d91c393eaa0b6f41f2343a6123f3291c0957429212
