[INFO] fetching crate tailscale 0.1.1... [INFO] testing tailscale-0.1.1 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] extracting crate tailscale 0.1.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate tailscale 0.1.1 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate tailscale 0.1.1 [INFO] finished tweaking crates.io crate tailscale 0.1.1 [INFO] tweaked toml for crates.io crate tailscale 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b58b29e11acb709cf09e87157967d6efa8d4024b7f4aaac9365364fa728ec519 [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" "b58b29e11acb709cf09e87157967d6efa8d4024b7f4aaac9365364fa728ec519", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b58b29e11acb709cf09e87157967d6efa8d4024b7f4aaac9365364fa728ec519", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b58b29e11acb709cf09e87157967d6efa8d4024b7f4aaac9365364fa728ec519", kill_on_drop: false }` [INFO] [stdout] b58b29e11acb709cf09e87157967d6efa8d4024b7f4aaac9365364fa728ec519 [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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 189520b1b5a0e3ad21cebc43c0d46b750930078b7b182a64cfb76c27ae7d94fb [INFO] running `Command { std: "docker" "start" "-a" "189520b1b5a0e3ad21cebc43c0d46b750930078b7b182a64cfb76c27ae7d94fb", kill_on_drop: false }` [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling unicode-xid v0.0.3 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling bitflags v0.5.0 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling pnet_base v0.26.0 [INFO] [stderr] Compiling pnet v0.26.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling pnet_sys v0.26.0 [INFO] [stderr] Compiling ipnetwork v0.16.0 [INFO] [stderr] Compiling pnet_macros_support v0.26.0 [INFO] [stderr] Compiling pnet_datalink v0.26.0 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling syntex_pos v0.42.0 [INFO] [stderr] Compiling syntex_errors v0.42.0 [INFO] [stderr] Compiling syntex_syntax v0.42.0 [INFO] [stderr] Compiling syntex v0.42.2 [INFO] [stderr] Compiling pnet_macros v0.26.0 [INFO] [stderr] Compiling pnet_packet v0.26.0 [INFO] [stderr] Compiling pnet_transport v0.26.0 [INFO] [stderr] Compiling tailscale v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 01s [INFO] running `Command { std: "docker" "inspect" "189520b1b5a0e3ad21cebc43c0d46b750930078b7b182a64cfb76c27ae7d94fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "189520b1b5a0e3ad21cebc43c0d46b750930078b7b182a64cfb76c27ae7d94fb", kill_on_drop: false }` [INFO] [stdout] 189520b1b5a0e3ad21cebc43c0d46b750930078b7b182a64cfb76c27ae7d94fb [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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 439d603f94ec11bede5d016ee601ebcdfd832c1622808610277ca74e7d05d4ac [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" "439d603f94ec11bede5d016ee601ebcdfd832c1622808610277ca74e7d05d4ac", kill_on_drop: false }` [INFO] [stderr] Compiling tailscale v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.80s [INFO] running `Command { std: "docker" "inspect" "439d603f94ec11bede5d016ee601ebcdfd832c1622808610277ca74e7d05d4ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "439d603f94ec11bede5d016ee601ebcdfd832c1622808610277ca74e7d05d4ac", kill_on_drop: false }` [INFO] [stdout] 439d603f94ec11bede5d016ee601ebcdfd832c1622808610277ca74e7d05d4ac [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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5ca7519263bfcf302186c8258b22cd030695e156631bf60976f5c144bb42e333 [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" "5ca7519263bfcf302186c8258b22cd030695e156631bf60976f5c144bb42e333", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/tailscale-f641bb265d6ab79f [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests tailscale [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 - interface (line 22) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - interface (line 22) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'no tailscale interface found', src/lib.rs:4:36 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a91679f6c0 - std::backtrace_rs::backtrace::libunwind::trace::h95fc93571932622e [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55a91679f6c0 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d0b90afc33151fd [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55a91679f6c0 - std::sys_common::backtrace::_print_fmt::h93d302d001a3bf01 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55a91679f6c0 - ::fmt::h7881e3a580134f9a [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55a9167ba49c - core::fmt::write::h1857a60b204f1b6a [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x55a91679c802 - std::io::Write::write_fmt::h24485de26f355188 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/io/mod.rs:1519:15 [INFO] [stdout] 6: 0x55a9167a1985 - std::sys_common::backtrace::_print::h3e3f9fed81bc11e9 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55a9167a1985 - std::sys_common::backtrace::print::hd22ac23fed5071c8 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55a9167a1985 - std::panicking::default_hook::{{closure}}::h1647bdcf68060e17 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55a9167a14da - std::panicking::default_hook::hb08853b392b9404b [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x55a9167a2121 - std::panicking::rust_panic_with_hook::h3624ee29da369ede [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:591:17 [INFO] [stdout] 11: 0x55a9167a1c67 - std::panicking::begin_panic_handler::{{closure}}::hefcfcedcde6bb6d9 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:497:13 [INFO] [stdout] 12: 0x55a91679fb7c - std::sys_common::backtrace::__rust_end_short_backtrace::heb130cec93caa706 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55a9167a1bc9 - rust_begin_unwind [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:493:5 [INFO] [stdout] 14: 0x55a9167b9841 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x55a9167b95d3 - core::option::expect_failed::h6bc6a05976f4cb88 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/option.rs:1260:5 [INFO] [stdout] 16: 0x55a916775305 - core::option::Option::expect::h68334f6a8705a0b2 [INFO] [stdout] 17: 0x55a9167753bf - rust_out::main::h405f65324f7b53be [INFO] [stdout] 18: 0x55a916775293 - core::ops::function::FnOnce::call_once::ha451af22024e1864 [INFO] [stdout] 19: 0x55a916775179 - std::sys_common::backtrace::__rust_begin_short_backtrace::hefd8e56bf97a4afd [INFO] [stdout] 20: 0x55a916775209 - std::rt::lang_start::{{closure}}::hee13be5f96bd7848 [INFO] [stdout] 21: 0x55a9167a2547 - core::ops::function::impls:: for &F>::call_once::h194d6aa01fb6b594 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 22: 0x55a9167a2547 - std::panicking::try::do_call::h4ef477456776cccb [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:379:40 [INFO] [stdout] 23: 0x55a9167a2547 - std::panicking::try::h7f2121b6bb3bbca4 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:343:19 [INFO] [stdout] 24: 0x55a9167a2547 - std::panic::catch_unwind::he974d0ca04309948 [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:396:14 [INFO] [stdout] 25: 0x55a9167a2547 - std::rt::lang_start_internal::h36e9e78490120b9f [INFO] [stdout] at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/rt.rs:51:25 [INFO] [stdout] 26: 0x55a9167751e8 - std::rt::lang_start::h290408a3f91c6d5a [INFO] [stdout] 27: 0x55a9167753eb - main [INFO] [stdout] 28: 0x7f4197dd90b3 - __libc_start_main [INFO] [stdout] 29: 0x55a9167750ae - _start [INFO] [stdout] 30: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - interface (line 22) [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" "5ca7519263bfcf302186c8258b22cd030695e156631bf60976f5c144bb42e333", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ca7519263bfcf302186c8258b22cd030695e156631bf60976f5c144bb42e333", kill_on_drop: false }` [INFO] [stdout] 5ca7519263bfcf302186c8258b22cd030695e156631bf60976f5c144bb42e333