[INFO] fetching crate copy_on_write 0.2.0...
[INFO] testing copy_on_write-0.2.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate copy_on_write 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate copy_on_write 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate copy_on_write 0.2.0
[INFO] tweaked toml for crates.io crate copy_on_write 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate copy_on_write 0.2.0 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] crate crates.io crate copy_on_write 0.2.0 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" "+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] a752d10595493c041c66c9f9a3a49745cdb0d312982d5cd7b66997e53c887a86
[INFO] running `Command { std: "docker" "start" "a752d10595493c041c66c9f9a3a49745cdb0d312982d5cd7b66997e53c887a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a752d10595493c041c66c9f9a3a49745cdb0d312982d5cd7b66997e53c887a86", 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" "a752d10595493c041c66c9f9a3a49745cdb0d312982d5cd7b66997e53c887a86" "/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" "a752d10595493c041c66c9f9a3a49745cdb0d312982d5cd7b66997e53c887a86", 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" "a752d10595493c041c66c9f9a3a49745cdb0d312982d5cd7b66997e53c887a86" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling rustix v0.38.19
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling linux-raw-sys v0.4.10
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling ioctl-sys v0.8.0
[INFO] [stderr]    Compiling termcolor v1.3.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling reflink-copy v0.1.10
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling tempfile v3.8.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling env_logger v0.10.0
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling copy_on_write v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `lazy_static`
[INFO] [stderr]   --> Cargo.toml:12:15
[INFO] [stderr]    |
[INFO] [stderr] 12 | [dependencies.lazy_static]
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `lazy_static`
[INFO] [stderr] warning: unused dependency `tempfile`
[INFO] [stderr]   --> Cargo.toml:18:15
[INFO] [stderr]    |
[INFO] [stderr] 18 | [dependencies.tempfile]
[INFO] [stderr]    |               ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `tempfile`
[INFO] [stderr] warning: `copy_on_write` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "a752d10595493c041c66c9f9a3a49745cdb0d312982d5cd7b66997e53c887a86", 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" "a752d10595493c041c66c9f9a3a49745cdb0d312982d5cd7b66997e53c887a86" "/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 copy_on_write v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `lazy_static`
[INFO] [stderr]   --> Cargo.toml:12:15
[INFO] [stderr]    |
[INFO] [stderr] 12 | [dependencies.lazy_static]
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `lazy_static`
[INFO] [stderr] warning: unused dependency `tempfile`
[INFO] [stderr]   --> Cargo.toml:18:15
[INFO] [stderr]    |
[INFO] [stderr] 18 | [dependencies.tempfile]
[INFO] [stderr]    |               ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `tempfile`
[INFO] [stderr] help: to still use for development builds, move to `dev-dependencies`
[INFO] [stderr] warning: `copy_on_write` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "a752d10595493c041c66c9f9a3a49745cdb0d312982d5cd7b66997e53c887a86", 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" "a752d10595493c041c66c9f9a3a49745cdb0d312982d5cd7b66997e53c887a86" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused dependency `lazy_static`
[INFO] [stderr]   --> Cargo.toml:12:15
[INFO] [stderr]    |
[INFO] [stderr] 12 | [dependencies.lazy_static]
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `lazy_static`
[INFO] [stderr] warning: unused dependency `tempfile`
[INFO] [stderr]   --> Cargo.toml:18:15
[INFO] [stderr]    |
[INFO] [stderr] 18 | [dependencies.tempfile]
[INFO] [stderr]    |               ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `tempfile`
[INFO] [stderr] help: to still use for development builds, move to `dev-dependencies`
[INFO] [stderr] warning: `copy_on_write` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/copy_on_write/9fd1151b7278e9bd/out/copy_on_write-9fd1151b7278e9bd)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test common::utils::tests::test_absolute ... ok
[INFO] [stdout] test tests::test_reflink_file_sync ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_reflink_file_sync stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_reflink_file_sync' (969) panicked at src/lib.rs:53:14:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Custom { kind: ReadOnlyFilesystem, error: PathError { path: "/opt/rustwide/workdir/test_reflinkJ9YpSX", err: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } } }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x589e19154031 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x589e191682ca - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x589e191584ac - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x589e1912f186 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x589e1914bec9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x589e190e6620 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x589e1914c082 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x589e1912f232 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x589e19127e29 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x589e1912fe3d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x589e191689fc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x589e191687d2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x589e190d968c - <copy_on_write[64bf4ee0f2d789e6]::tests::test_reflink_file_sync::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x589e190d9a6b - 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:     0x589e190e6c45 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x589e190e0534 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x589e190e9cd2 - <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:     0x589e1915388f - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7f234d494dfa - <unknown>
[INFO] [stdout]   19:     0x7f234d5283d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_reflink_file_sync
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "a752d10595493c041c66c9f9a3a49745cdb0d312982d5cd7b66997e53c887a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a752d10595493c041c66c9f9a3a49745cdb0d312982d5cd7b66997e53c887a86", kill_on_drop: false }`
[INFO] [stdout] a752d10595493c041c66c9f9a3a49745cdb0d312982d5cd7b66997e53c887a86
