[INFO] crate usb-disk-probe 0.1.0 is already in cache [INFO] testing usb-disk-probe-0.1.0 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate usb-disk-probe 0.1.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate usb-disk-probe 0.1.0 on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", 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-1/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" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 41f8d3cb847a2e9d752115144250d448535358c7a169b5339bc99b5bd4a39e62 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "41f8d3cb847a2e9d752115144250d448535358c7a169b5339bc99b5bd4a39e62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "41f8d3cb847a2e9d752115144250d448535358c7a169b5339bc99b5bd4a39e62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41f8d3cb847a2e9d752115144250d448535358c7a169b5339bc99b5bd4a39e62", kill_on_drop: false }` [INFO] [stdout] 41f8d3cb847a2e9d752115144250d448535358c7a169b5339bc99b5bd4a39e62 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4236c828c9ed4d56d478e9d93f0528894e0fa05a2c9972a25380789772a6a87f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4236c828c9ed4d56d478e9d93f0528894e0fa05a2c9972a25380789772a6a87f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling syn v1.0.11 [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 pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Compiling futures-sink v0.3.1 [INFO] [stderr] Compiling futures-io v0.3.1 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling futures-task v0.3.1 [INFO] [stderr] Compiling pin-project-lite v0.1.1 [INFO] [stderr] Compiling once_cell v1.2.0 [INFO] [stderr] Compiling futures-timer v2.0.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling num_cpus v1.11.1 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling futures-channel v0.3.1 [INFO] [stderr] Compiling async-macros v2.0.0 [INFO] [stderr] Compiling async-task v1.0.0 [INFO] [stderr] Compiling crossbeam-channel v0.4.0 [INFO] [stderr] Compiling mio v0.6.21 [INFO] [stderr] Compiling kv-log-macro v1.0.4 [INFO] [stderr] Compiling crossbeam-deque v0.7.2 [INFO] [stderr] Compiling quote v1.0.2 [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 33.00s [INFO] running `Command { std: "docker" "inspect" "4236c828c9ed4d56d478e9d93f0528894e0fa05a2c9972a25380789772a6a87f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4236c828c9ed4d56d478e9d93f0528894e0fa05a2c9972a25380789772a6a87f", kill_on_drop: false }` [INFO] [stdout] 4236c828c9ed4d56d478e9d93f0528894e0fa05a2c9972a25380789772a6a87f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] acca0dded16ad6e6f30a21764d77068b4def1b58ec561674447e3824f5250168 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "acca0dded16ad6e6f30a21764d77068b4def1b58ec561674447e3824f5250168", kill_on_drop: false }` [INFO] [stderr] Compiling usb-disk-probe v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.02s [INFO] running `Command { std: "docker" "inspect" "acca0dded16ad6e6f30a21764d77068b4def1b58ec561674447e3824f5250168", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "acca0dded16ad6e6f30a21764d77068b4def1b58ec561674447e3824f5250168", kill_on_drop: false }` [INFO] [stdout] acca0dded16ad6e6f30a21764d77068b4def1b58ec561674447e3824f5250168 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bbaa0ccc10e8da1026322797ac255e8910f9e6cd3d38bce095a50fc5304c689e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "bbaa0ccc10e8da1026322797ac255e8910f9e6cd3d38bce095a50fc5304c689e", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.16s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/usb_disk_probe-6829a3aa5c7ddac1 [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 [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: 0x561583c21995 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x561583c21995 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561583c21995 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x561583c21995 - ::fmt::hdb4a83d2b61107e5 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x561583c3ff9c - core::fmt::write::ha20e7262fa3e8a7a [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x561583c1f4e2 - std::io::Write::write_fmt::h1aebfe8a5a79e36d [INFO] [stdout] at src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x561583c23fc0 - std::sys_common::backtrace::_print::h9c07314cc66ba539 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x561583c23fc0 - std::sys_common::backtrace::print::hd1fd65f49a2d8544 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x561583c23fc0 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x561583c23d0c - std::panicking::default_hook::hc5868949d129ed00 [INFO] [stdout] at src/libstd/panicking.rs:217 [INFO] [stdout] 10: 0x561583c24603 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 11: 0x561583c241fb - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 12: 0x561583c3f3a1 - core::panicking::panic_fmt::h17139c2000299725 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 13: 0x561583c3f1c3 - core::option::expect_none_failed::h972f96abb4ec8952 [INFO] [stdout] at src/libcore/option.rs:1269 [INFO] [stdout] 14: 0x561583bd60d0 - core::result::Result::unwrap::h6ce129aef0c0d7d1 [INFO] [stdout] 15: 0x561583bd81c8 - rust_out::main::{{closure}}::hed0d97458520696b [INFO] [stdout] 16: 0x561583bd6e1a - as core::future::future::Future>::poll::h80ba976767b5c212 [INFO] [stdout] 17: 0x561583bd47c2 - futures_executor::local_pool::block_on::{{closure}}::hc3ebe70bd5e16c6c [INFO] [stdout] 18: 0x561583bd46bd - futures_executor::local_pool::run_executor::{{closure}}::hc94da38cce1033b5 [INFO] [stdout] 19: 0x561583bd49f3 - std::thread::local::LocalKey::try_with::h3a4af4b7d1329e66 [INFO] [stdout] 20: 0x561583bd4909 - std::thread::local::LocalKey::with::hbff82b444cc8bde9 [INFO] [stdout] 21: 0x561583bd4624 - futures_executor::local_pool::run_executor::hb9c1ba27940ea1c1 [INFO] [stdout] 22: 0x561583bd4753 - futures_executor::local_pool::block_on::h39a08512d9712442 [INFO] [stdout] 23: 0x561583bd8015 - rust_out::main::h405f65324f7b53be [INFO] [stdout] 24: 0x561583bd48d3 - std::rt::lang_start::{{closure}}::ha8395b9615e12984 [INFO] [stdout] 25: 0x561583c249d3 - std::rt::lang_start_internal::{{closure}}::h84a998219831fa70 [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 26: 0x561583c249d3 - std::panicking::try::do_call::he8e1d689a3e26def [INFO] [stdout] at src/libstd/panicking.rs:348 [INFO] [stdout] 27: 0x561583c249d3 - std::panicking::try::h264b6eebc2fa7bbf [INFO] [stdout] at src/libstd/panicking.rs:325 [INFO] [stdout] 28: 0x561583c249d3 - std::panic::catch_unwind::hbf28fafa723b2128 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 29: 0x561583c249d3 - std::rt::lang_start_internal::he959aa59bc3ec202 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 30: 0x561583bd48b8 - std::rt::lang_start::hf91fc87199e1c84e [INFO] [stdout] 31: 0x561583bd86eb - main [INFO] [stdout] 32: 0x7ffbd6aeb0b3 - __libc_start_main [INFO] [stdout] 33: 0x561583bd217e - _start [INFO] [stdout] 34: 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 [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "bbaa0ccc10e8da1026322797ac255e8910f9e6cd3d38bce095a50fc5304c689e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbaa0ccc10e8da1026322797ac255e8910f9e6cd3d38bce095a50fc5304c689e", kill_on_drop: false }` [INFO] [stdout] bbaa0ccc10e8da1026322797ac255e8910f9e6cd3d38bce095a50fc5304c689e