[INFO] crate serial_enumerate 0.1.0 is already in cache [INFO] testing serial_enumerate-0.1.0 against 1.44.0 for beta-1.45-1 [INFO] extracting crate serial_enumerate 0.1.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate serial_enumerate 0.1.0 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate serial_enumerate 0.1.0 [INFO] finished tweaking crates.io crate serial_enumerate 0.1.0 [INFO] tweaked toml for crates.io crate serial_enumerate 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7352023e5bbdf147f5b713b41963f3f3175761ce6d70d2af993a194dd2770c46 [INFO] running `"docker" "start" "-a" "7352023e5bbdf147f5b713b41963f3f3175761ce6d70d2af993a194dd2770c46"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling backtrace v0.2.3 [INFO] [stderr] Compiling dbghelp-sys v0.2.0 [INFO] [stderr] Compiling backtrace-sys v0.1.37 [INFO] [stderr] Compiling error-chain v0.5.0 [INFO] [stderr] Compiling serial_enumerate v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.18s [INFO] running `"docker" "inspect" "7352023e5bbdf147f5b713b41963f3f3175761ce6d70d2af993a194dd2770c46"` [INFO] running `"docker" "rm" "-f" "7352023e5bbdf147f5b713b41963f3f3175761ce6d70d2af993a194dd2770c46"` [INFO] [stdout] 7352023e5bbdf147f5b713b41963f3f3175761ce6d70d2af993a194dd2770c46 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c644b348b7f60d24823d3e516805a5ab9cbafa6422e11bb6e4ac171f0f00f5e5 [INFO] running `"docker" "start" "-a" "c644b348b7f60d24823d3e516805a5ab9cbafa6422e11bb6e4ac171f0f00f5e5"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling serial_enumerate v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.22s [INFO] running `"docker" "inspect" "c644b348b7f60d24823d3e516805a5ab9cbafa6422e11bb6e4ac171f0f00f5e5"` [INFO] running `"docker" "rm" "-f" "c644b348b7f60d24823d3e516805a5ab9cbafa6422e11bb6e4ac171f0f00f5e5"` [INFO] [stdout] c644b348b7f60d24823d3e516805a5ab9cbafa6422e11bb6e4ac171f0f00f5e5 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7fb0ab4a9ba759fa650f606801be733ccc35f91e7ac38e65b1fc83188a1aca25 [INFO] running `"docker" "start" "-a" "7fb0ab4a9ba759fa650f606801be733ccc35f91e7ac38e65b1fc83188a1aca25"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/serial_enumerate-e41821d09325c465 [INFO] [stderr] Doc-tests serial_enumerate [INFO] [stdout] [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/lib.rs - (line 4) ... FAILED [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 4) 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: Error(Msg("/dev/serial not found"), (Some(Os { code: 2, kind: NotFound, message: "No such file or directory" }), Some(stack backtrace: [INFO] [stdout] 0: 0x55eb0e7cff83 - backtrace::backtrace::libunwind::trace::h6d4f8fc54e0c1792 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.2.3/src/backtrace/libunwind.rs:54 [INFO] [stdout] - backtrace::backtrace::trace::hd45d6912e3fcf81c [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.2.3/src/backtrace/mod.rs:70 [INFO] [stdout] 1: 0x55eb0e7c9cb3 - backtrace::capture::Backtrace::new::h82c03fc5fea9e810 [INFO] [stdout] at /opt/rustwide/target/debug/build/backtrace-4266ab7ce3fed53b/out/capture.rs:79 [INFO] [stdout] 2: 0x55eb0e7c8c01 - error_chain::make_backtrace::ha2cbaea8aa8071c7 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.5.0/src/lib.rs:684 [INFO] [stdout] 3: 0x55eb0e7c1839 - as serial_enumerate::errors::ChainErr>::chain_err::{{closure}}::{{closure}}::h407a4a67c2943c6a [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.5.0/src/lib.rs:504 [INFO] [stdout] 4: 0x55eb0e7c51cf - core::option::Option::unwrap_or_else::h5ef23c356372ab88 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/option.rs:428 [INFO] [stdout] 5: 0x55eb0e7c1c12 - as serial_enumerate::errors::ChainErr>::chain_err::{{closure}}::h958fe0a4f87920ee [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.5.0/src/lib.rs:503 [INFO] [stdout] 6: 0x55eb0e7c84eb - core::result::Result::map_err::h9b53da48a6becd29 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/result.rs:612 [INFO] [stdout] 7: 0x55eb0e7c8a90 - as serial_enumerate::errors::ChainErr>::chain_err::h61e8e34f0ba2db13 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.5.0/src/lib.rs:500 [INFO] [stdout] 8: 0x55eb0e7c59f6 - serial_enumerate::enumerate_serial_ports::hf8de5160a26288b2 [INFO] [stdout] at src/lib.rs:46 [INFO] [stdout] 9: 0x55eb0e7c1279 - rust_out::main::hce5147e828914a17 [INFO] [stdout] 10: 0x55eb0e7c0302 - std::rt::lang_start::{{closure}}::hb15f61f8249547b1 [INFO] [stdout] 11: 0x55eb0e806fe7 - std::rt::lang_start_internal::{{closure}}::h7a212202ff76034b [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] - std::panicking::try::do_call::h6d214a73427d759b [INFO] [stdout] at src/libstd/panicking.rs:331 [INFO] [stdout] - std::panicking::try::hc078f0e11721d1cb [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] - std::panic::catch_unwind::hb31c05be30625612 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] - std::rt::lang_start_internal::hcf7fb98a775d5af0 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 12: 0x55eb0e7c02e7 - std::rt::lang_start::h80cabc1387d7a5d8 [INFO] [stdout] 13: 0x55eb0e7c152a - main [INFO] [stdout] 14: 0x7fc7c761e0b2 - __libc_start_main [INFO] [stdout] 15: 0x55eb0e7c019d - _start [INFO] [stdout] 16: 0x0 - )))', src/lib.rs:4:15 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55eb0e803f74 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55eb0e803f74 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55eb0e803f74 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55eb0e803f74 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55eb0e8225ac - core::fmt::write::hdaea18585065a96d [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x55eb0e802233 - std::io::Write::write_fmt::h0cea70c809005252 [INFO] [stdout] at src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x55eb0e806545 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55eb0e806545 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55eb0e806545 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55eb0e806282 - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x55eb0e806ba2 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 11: 0x55eb0e80678b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 12: 0x55eb0e821991 - core::panicking::panic_fmt::h1ac71ad045d55416 [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 13: 0x55eb0e8217b3 - core::option::expect_none_failed::hb40004d71d61b685 [INFO] [stdout] at src/libcore/option.rs:1268 [INFO] [stdout] 14: 0x55eb0e7c09ba - core::result::Result::unwrap::hee5b28328f7ac4cf [INFO] [stdout] 15: 0x55eb0e7c12a4 - rust_out::main::hce5147e828914a17 [INFO] [stdout] 16: 0x55eb0e7c0303 - std::rt::lang_start::{{closure}}::hb15f61f8249547b1 [INFO] [stdout] 17: 0x55eb0e806fe8 - std::rt::lang_start_internal::{{closure}}::h7a212202ff76034b [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 18: 0x55eb0e806fe8 - std::panicking::try::do_call::h6d214a73427d759b [INFO] [stdout] at src/libstd/panicking.rs:331 [INFO] [stdout] 19: 0x55eb0e806fe8 - std::panicking::try::hc078f0e11721d1cb [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 20: 0x55eb0e806fe8 - std::panic::catch_unwind::hb31c05be30625612 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x55eb0e806fe8 - std::rt::lang_start_internal::hcf7fb98a775d5af0 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 22: 0x55eb0e7c02e8 - std::rt::lang_start::h80cabc1387d7a5d8 [INFO] [stdout] 23: 0x55eb0e7c152b - main [INFO] [stdout] 24: 0x7fc7c761e0b3 - __libc_start_main [INFO] [stdout] 25: 0x55eb0e7c019e - _start [INFO] [stdout] 26: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 4) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "7fb0ab4a9ba759fa650f606801be733ccc35f91e7ac38e65b1fc83188a1aca25"` [INFO] running `"docker" "rm" "-f" "7fb0ab4a9ba759fa650f606801be733ccc35f91e7ac38e65b1fc83188a1aca25"` [INFO] [stdout] 7fb0ab4a9ba759fa650f606801be733ccc35f91e7ac38e65b1fc83188a1aca25