[INFO] fetching crate ssd-benchmark 1.1.7... [INFO] testing ssd-benchmark-1.1.7 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] extracting crate ssd-benchmark 1.1.7 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate ssd-benchmark 1.1.7 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ssd-benchmark 1.1.7 [INFO] finished tweaking crates.io crate ssd-benchmark 1.1.7 [INFO] tweaked toml for crates.io crate ssd-benchmark 1.1.7 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate ssd-benchmark 1.1.7 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded figlet-rs v0.1.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 70571f305cd97cda79a534e75140971f0f6f38cf9c33ab8da17168a477538da0 [INFO] running `Command { std: "docker" "start" "-a" "70571f305cd97cda79a534e75140971f0f6f38cf9c33ab8da17168a477538da0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "70571f305cd97cda79a534e75140971f0f6f38cf9c33ab8da17168a477538da0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70571f305cd97cda79a534e75140971f0f6f38cf9c33ab8da17168a477538da0", kill_on_drop: false }` [INFO] [stdout] 70571f305cd97cda79a534e75140971f0f6f38cf9c33ab8da17168a477538da0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7e863041f5646f04ed5e31525cd653af774f624d8028cc533862ec5b2eeb0bf5 [INFO] running `Command { std: "docker" "start" "-a" "7e863041f5646f04ed5e31525cd653af774f624d8028cc533862ec5b2eeb0bf5", kill_on_drop: false }` [INFO] [stderr] Compiling figlet-rs v0.1.3 [INFO] [stderr] Compiling fastrand v1.4.1 [INFO] [stderr] Compiling ssd-benchmark v1.1.7 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.54s [INFO] running `Command { std: "docker" "inspect" "7e863041f5646f04ed5e31525cd653af774f624d8028cc533862ec5b2eeb0bf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e863041f5646f04ed5e31525cd653af774f624d8028cc533862ec5b2eeb0bf5", kill_on_drop: false }` [INFO] [stdout] 7e863041f5646f04ed5e31525cd653af774f624d8028cc533862ec5b2eeb0bf5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bb168468825edff614a4808dcd4c4ba292184240d57a10d5061686357b59a0d6 [INFO] running `Command { std: "docker" "start" "-a" "bb168468825edff614a4808dcd4c4ba292184240d57a10d5061686357b59a0d6", kill_on_drop: false }` [INFO] [stderr] Compiling ssd-benchmark v1.1.7 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.59s [INFO] running `Command { std: "docker" "inspect" "bb168468825edff614a4808dcd4c4ba292184240d57a10d5061686357b59a0d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb168468825edff614a4808dcd4c4ba292184240d57a10d5061686357b59a0d6", kill_on_drop: false }` [INFO] [stdout] bb168468825edff614a4808dcd4c4ba292184240d57a10d5061686357b59a0d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 693ceed4a3c287179dcdd09dad7ac5490b72424ae99a3e233ba74f2e9b3ecfa8 [INFO] running `Command { std: "docker" "start" "-a" "693ceed4a3c287179dcdd09dad7ac5490b72424ae99a3e233ba74f2e9b3ecfa8", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ssd_benchmark-b2d593ce3a806ab8) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test utils::tests::should_format_time ... ok [INFO] [stdout] test utils::tests::test_throughput_trait ... ok [INFO] [stdout] test statistics::tests::test_mean ... ok [INFO] [stdout] test statistics::tests::test_std_deviation ... ok [INFO] [stdout] test utils::tests::test_duration_collecting ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- utils::tests::test_duration_collecting stdout ---- [INFO] [stdout] thread 'utils::tests::test_duration_collecting' panicked at 'Can't open test file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', src/utils.rs:94:45 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x565312e169b0 - std::backtrace_rs::backtrace::libunwind::trace::h99dbb39dca18857d [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x565312e169b0 - std::backtrace_rs::backtrace::trace_unsynchronized::h832861927e9cfedf [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x565312e169b0 - std::sys_common::backtrace::_print_fmt::h3d18154c77dcf310 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x565312e169b0 - ::fmt::he312f4ad5b9bb346 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x565312e3a62c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x565312e13915 - std::io::Write::write_fmt::h65d36b96410d80d7 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/io/mod.rs:1665:15 [INFO] [stdout] 6: 0x565312e18b2b - std::sys_common::backtrace::_print::h65d996766de40da4 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x565312e18b2b - std::sys_common::backtrace::print::h40df9727e635f303 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x565312e18b2b - std::panicking::default_hook::{{closure}}::hd2da4327dea91a51 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x565312e1863c - std::panicking::default_hook::h3d55120ad6ada158 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x565312e191f4 - std::panicking::rust_panic_with_hook::hf85dd0bb545e3b55 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x565312e18cd7 - std::panicking::begin_panic_handler::{{closure}}::h736ae969434da9fa [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x565312e16e8c - std::sys_common::backtrace::__rust_end_short_backtrace::h6133bb80b1d6c3e0 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x565312e18c39 - rust_begin_unwind [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x565312dc23a1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x565312dc2493 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/result.rs:1599:5 [INFO] [stdout] 16: 0x565312dc46e0 - core::result::Result::expect::hc7a1be07fa8ff39c [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/result.rs:1241:23 [INFO] [stdout] 17: 0x565312dc3ae8 - ssd_benchmark::utils::write_once::hed6e0a55449fae1c [INFO] [stdout] at /opt/rustwide/workdir/src/utils.rs:94:24 [INFO] [stdout] 18: 0x565312dc5e2a - ssd_benchmark::utils::tests::test_duration_collecting::he539bd2bc1023eb7 [INFO] [stdout] at /opt/rustwide/workdir/src/utils.rs:139:17 [INFO] [stdout] 19: 0x565312dc5dfa - ssd_benchmark::utils::tests::test_duration_collecting::{{closure}}::h07352d574e30fefa [INFO] [stdout] at /opt/rustwide/workdir/src/utils.rs:138:5 [INFO] [stdout] 20: 0x565312dc4b2e - core::ops::function::FnOnce::call_once::hd2c1af86d6fca3d1 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x565312df9c63 - core::ops::function::FnOnce::call_once::h227fa683a5745bd3 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 22: 0x565312df9c63 - test::__rust_begin_short_backtrace::h3a193bd570ada00a [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/test/src/lib.rs:578:5 [INFO] [stdout] 23: 0x565312df86d8 - as core::ops::function::FnOnce>::call_once::h262d2f411717179a [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 24: 0x565312df86d8 - as core::ops::function::FnOnce<()>>::call_once::hfec00caec3e52a7b [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:347:9 [INFO] [stdout] 25: 0x565312df86d8 - std::panicking::try::do_call::ha5f42e76ffda569d [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:401:40 [INFO] [stdout] 26: 0x565312df86d8 - std::panicking::try::h53f36df0935b9500 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:365:19 [INFO] [stdout] 27: 0x565312df86d8 - std::panic::catch_unwind::h5a497f74b0ce006f [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:434:14 [INFO] [stdout] 28: 0x565312df86d8 - test::run_test_in_process::hab0aead337f48a88 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/test/src/lib.rs:601:18 [INFO] [stdout] 29: 0x565312df86d8 - test::run_test::run_test_inner::{{closure}}::h632c383164d4cba2 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/test/src/lib.rs:493:39 [INFO] [stdout] 30: 0x565312dc6e5d - test::run_test::run_test_inner::{{closure}}::h7c4b3612891a4b58 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/test/src/lib.rs:520:37 [INFO] [stdout] 31: 0x565312dc6e5d - std::sys_common::backtrace::__rust_begin_short_backtrace::habf7d8a08419d00e [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 32: 0x565312dcb588 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h3acba502e2068204 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 33: 0x565312dcb588 - as core::ops::function::FnOnce<()>>::call_once::h526ef819c1964a35 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:347:9 [INFO] [stdout] 34: 0x565312dcb588 - std::panicking::try::do_call::hc0b5663d6373cec8 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:401:40 [INFO] [stdout] 35: 0x565312dcb588 - std::panicking::try::ha9007ede9d35dcd6 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:365:19 [INFO] [stdout] 36: 0x565312dcb588 - std::panic::catch_unwind::hf60d56329ebbb81c [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:434:14 [INFO] [stdout] 37: 0x565312dcb588 - std::thread::Builder::spawn_unchecked::{{closure}}::hb1722d498f4ce777 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 38: 0x565312dcb588 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h15eb01325730c962 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 39: 0x565312e1df17 - as core::ops::function::FnOnce>::call_once::h09f167e08fc945ff [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 40: 0x565312e1df17 - as core::ops::function::FnOnce>::call_once::hf814fe85eeb118e0 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 41: 0x565312e1df17 - std::sys::unix::thread::Thread::new::thread_start::hb71b17934c5f5e68 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys/unix/thread.rs:91:17 [INFO] [stdout] 42: 0x7f00db3ee609 - start_thread [INFO] [stdout] 43: 0x7f00db1c0293 - clone [INFO] [stdout] 44: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] utils::tests::test_duration_collecting [INFO] [stdout] [INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin ssd-benchmark' [INFO] running `Command { std: "docker" "inspect" "693ceed4a3c287179dcdd09dad7ac5490b72424ae99a3e233ba74f2e9b3ecfa8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "693ceed4a3c287179dcdd09dad7ac5490b72424ae99a3e233ba74f2e9b3ecfa8", kill_on_drop: false }` [INFO] [stdout] 693ceed4a3c287179dcdd09dad7ac5490b72424ae99a3e233ba74f2e9b3ecfa8