[INFO] fetching crate usb-disk-probe 0.1.0... [INFO] testing usb-disk-probe-0.1.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate usb-disk-probe 0.1.0 into /workspace/builds/worker-50/source [INFO] validating manifest of crates.io crate usb-disk-probe 0.1.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate usb-disk-probe 0.1.0 [INFO] finished tweaking crates.io crate usb-disk-probe 0.1.0 [INFO] tweaked toml for crates.io crate usb-disk-probe 0.1.0 written to /workspace/builds/worker-50/source/Cargo.toml [INFO] crate crates.io crate usb-disk-probe 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 49858b346f7b7d4211313023325582f7c6e40a5655950e7515eb1554cb98316b [INFO] running `Command { std: "docker" "start" "-a" "49858b346f7b7d4211313023325582f7c6e40a5655950e7515eb1554cb98316b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "49858b346f7b7d4211313023325582f7c6e40a5655950e7515eb1554cb98316b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49858b346f7b7d4211313023325582f7c6e40a5655950e7515eb1554cb98316b", kill_on_drop: false }` [INFO] [stdout] 49858b346f7b7d4211313023325582f7c6e40a5655950e7515eb1554cb98316b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9c587858c366053ba7b69407634044c23312ce8b215787d005cd4654597a4f2d [INFO] running `Command { std: "docker" "start" "-a" "9c587858c366053ba7b69407634044c23312ce8b215787d005cd4654597a4f2d", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling futures-core v0.3.1 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Compiling pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling futures-io v0.3.1 [INFO] [stderr] Compiling futures-sink v0.3.1 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling futures-task v0.3.1 [INFO] [stderr] Compiling once_cell v1.2.0 [INFO] [stderr] Compiling futures-timer v2.0.2 [INFO] [stderr] Compiling pin-project-lite v0.1.1 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling futures-channel v0.3.1 [INFO] [stderr] Compiling async-macros v2.0.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling kv-log-macro v1.0.4 [INFO] [stderr] Compiling async-task v1.0.0 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.11.1 [INFO] [stderr] Compiling mio v0.6.21 [INFO] [stderr] Compiling crossbeam-channel v0.4.0 [INFO] [stderr] Compiling crossbeam-deque v0.7.2 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling async-std v1.2.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling thiserror-impl v1.0.9 [INFO] [stderr] Compiling futures-macro v0.3.1 [INFO] [stderr] Compiling thiserror v1.0.9 [INFO] [stderr] Compiling futures-util v0.3.1 [INFO] [stderr] Compiling futures-executor v0.3.1 [INFO] [stderr] Compiling futures v0.3.1 [INFO] [stderr] Compiling usb-disk-probe v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.74s [INFO] running `Command { std: "docker" "inspect" "9c587858c366053ba7b69407634044c23312ce8b215787d005cd4654597a4f2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c587858c366053ba7b69407634044c23312ce8b215787d005cd4654597a4f2d", kill_on_drop: false }` [INFO] [stdout] 9c587858c366053ba7b69407634044c23312ce8b215787d005cd4654597a4f2d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 00861954cdafd7dc46040be670041a6dae6f11329b73bf175315fc8c0525f779 [INFO] running `Command { std: "docker" "start" "-a" "00861954cdafd7dc46040be670041a6dae6f11329b73bf175315fc8c0525f779", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling usb-disk-probe v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.62s [INFO] running `Command { std: "docker" "inspect" "00861954cdafd7dc46040be670041a6dae6f11329b73bf175315fc8c0525f779", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00861954cdafd7dc46040be670041a6dae6f11329b73bf175315fc8c0525f779", kill_on_drop: false }` [INFO] [stdout] 00861954cdafd7dc46040be670041a6dae6f11329b73bf175315fc8c0525f779 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 728e3d77e5629856c8005f9962d811f835c543ab22c1666c67db63f3b6f235cc [INFO] running `Command { std: "docker" "start" "-a" "728e3d77e5629856c8005f9962d811f835c543ab22c1666c67db63f3b6f235cc", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.39s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/usb_disk_probe-7c40c2094565ed61) [INFO] [stdout] [INFO] [stderr] Doc-tests usb-disk-probe [INFO] [stdout] running 0 tests [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 1 test [INFO] [stdout] test src/stream.rs - stream::UsbDiskProbe (line 27) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/stream.rs - stream::UsbDiskProbe (line 27) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Open(Custom { kind: NotFound, error: VerboseError { source: Os { code: 2, kind: NotFound, message: "No such file or directory" }, message: "could not read directory `/dev/disk/by-path/`" } })', src/stream.rs:9:52 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55f0e24996d0 - std::backtrace_rs::backtrace::libunwind::trace::ha0ad43e8a952bfe7 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55f0e24996d0 - std::backtrace_rs::backtrace::trace_unsynchronized::h6830419c0c4130dc [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55f0e24996d0 - std::sys_common::backtrace::_print_fmt::h8f3516631ffa1ef5 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55f0e24996d0 - ::fmt::he1640d5f0d93f618 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55f0e24b40dc - core::fmt::write::h88012e1f01caeebf [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x55f0e2497685 - std::io::Write::write_fmt::h360fa85b30182555 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/io/mod.rs:1665:15 [INFO] [stdout] 6: 0x55f0e249b42b - std::sys_common::backtrace::_print::ha1f00492f406a015 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55f0e249b42b - std::sys_common::backtrace::print::hd54561b13feb6af3 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55f0e249b42b - std::panicking::default_hook::{{closure}}::h84fe124cd0864662 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55f0e249af01 - std::panicking::default_hook::h5a8e74a76ce290a7 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x55f0e249baf4 - std::panicking::rust_panic_with_hook::h67c812a4fe9d4c91 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x55f0e249b5d7 - std::panicking::begin_panic_handler::{{closure}}::h33f9c1b96af300d7 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x55f0e2499bcc - std::sys_common::backtrace::__rust_end_short_backtrace::h51bae64be5921f0e [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55f0e249b539 - rust_begin_unwind [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x55f0e24480b1 - core::panicking::panic_fmt::h12a3a3c256485fca [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x55f0e2448143 - core::result::unwrap_failed::h2d8d0952e3250de9 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/result.rs:1599:5 [INFO] [stdout] 16: 0x55f0e244c48d - core::result::Result::unwrap::h8db756f4b9b302cf [INFO] [stdout] 17: 0x55f0e244e619 - rust_out::main::{{closure}}::h189121c98562b19f [INFO] [stdout] 18: 0x55f0e244d47c - as core::future::future::Future>::poll::h87c09f82bce78e94 [INFO] [stdout] 19: 0x55f0e244ae6f - futures_executor::local_pool::block_on::{{closure}}::h8dd0944f5fbc816f [INFO] [stdout] 20: 0x55f0e244ad51 - futures_executor::local_pool::run_executor::{{closure}}::hf85602347377610d [INFO] [stdout] 21: 0x55f0e244b0e0 - std::thread::local::LocalKey::try_with::h4de359d6a5f44c04 [INFO] [stdout] 22: 0x55f0e244aff6 - std::thread::local::LocalKey::with::h0d656df2f6fce324 [INFO] [stdout] 23: 0x55f0e244aca0 - futures_executor::local_pool::run_executor::hca24f7a0be85fc8c [INFO] [stdout] 24: 0x55f0e244adf8 - futures_executor::local_pool::block_on::h8813b367d94768f8 [INFO] [stdout] 25: 0x55f0e244e3c5 - rust_out::main::h61823b600df25383 [INFO] [stdout] 26: 0x55f0e244b2f3 - core::ops::function::FnOnce::call_once::h064404ccb42900dd [INFO] [stdout] 27: 0x55f0e244ae99 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3a50028bf297fb1f [INFO] [stdout] 28: 0x55f0e244afc9 - std::rt::lang_start::{{closure}}::hf6d523a4729f0a25 [INFO] [stdout] 29: 0x55f0e249bffa - core::ops::function::impls:: for &F>::call_once::ha9408abe89f69dc4 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 30: 0x55f0e249bffa - std::panicking::try::do_call::h5b0cc9e9102acb65 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40 [INFO] [stdout] 31: 0x55f0e249bffa - std::panicking::try::hddc7f8229138b3ba [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19 [INFO] [stdout] 32: 0x55f0e249bffa - std::panic::catch_unwind::hfa401ff8bab2986e [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14 [INFO] [stdout] 33: 0x55f0e249bffa - std::rt::lang_start_internal::{{closure}}::h8163422320d11405 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/rt.rs:45:48 [INFO] [stdout] 34: 0x55f0e249bffa - std::panicking::try::do_call::hc742cc7bb4f0fb20 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40 [INFO] [stdout] 35: 0x55f0e249bffa - std::panicking::try::ha37d8d2dd1acf7d3 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19 [INFO] [stdout] 36: 0x55f0e249bffa - std::panic::catch_unwind::h8a5381d5ecf437bc [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14 [INFO] [stdout] 37: 0x55f0e249bffa - std::rt::lang_start_internal::h7e2cee8c90d4a4d3 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/rt.rs:45:20 [INFO] [stdout] 38: 0x55f0e244afa1 - std::rt::lang_start::h56740483be3c5e53 [INFO] [stdout] 39: 0x55f0e244e983 - main [INFO] [stdout] 40: 0x7fc058fa20b3 - __libc_start_main [INFO] [stdout] 41: 0x55f0e244884e - _start [INFO] [stdout] 42: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/stream.rs - stream::UsbDiskProbe (line 27) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.42s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "728e3d77e5629856c8005f9962d811f835c543ab22c1666c67db63f3b6f235cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "728e3d77e5629856c8005f9962d811f835c543ab22c1666c67db63f3b6f235cc", kill_on_drop: false }` [INFO] [stdout] 728e3d77e5629856c8005f9962d811f835c543ab22c1666c67db63f3b6f235cc