[INFO] fetching crate tcp-stream 0.22.0... [INFO] testing tcp-stream-0.22.0 against beta-2021-01-01 for beta-1.50-1 [INFO] extracting crate tcp-stream 0.22.0 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate tcp-stream 0.22.0 on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate tcp-stream 0.22.0 [INFO] finished tweaking crates.io crate tcp-stream 0.22.0 [INFO] tweaked toml for crates.io crate tcp-stream 0.22.0 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded yasna v0.3.2 [INFO] [stderr] Downloaded rc2 v0.5.0 [INFO] [stderr] Downloaded des v0.5.0 [INFO] [stderr] Downloaded p12 v0.2.0 [INFO] [stderr] Downloaded rustls-native-certs v0.5.0 [INFO] [stderr] Downloaded rustls-connector v0.13.1 [INFO] [stderr] Downloaded sha-1 v0.9.2 [INFO] [stderr] Downloaded pem v0.8.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] 99cd65bfb6744814fa045e0b93b1c6ccf89ab7d09614e96412fd653742aecc50 [INFO] running `Command { std: "docker" "start" "-a" "99cd65bfb6744814fa045e0b93b1c6ccf89ab7d09614e96412fd653742aecc50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "99cd65bfb6744814fa045e0b93b1c6ccf89ab7d09614e96412fd653742aecc50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99cd65bfb6744814fa045e0b93b1c6ccf89ab7d09614e96412fd653742aecc50", kill_on_drop: false }` [INFO] [stdout] 99cd65bfb6744814fa045e0b93b1c6ccf89ab7d09614e96412fd653742aecc50 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5e00ccd948c951636d1e879d33bb20a194b3eaa77b20cc8fddad9e8c88512853 [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" "5e00ccd948c951636d1e879d33bb20a194b3eaa77b20cc8fddad9e8c88512853", kill_on_drop: false }` [INFO] [stderr] Compiling yasna v0.3.2 [INFO] [stderr] Compiling ring v0.16.19 [INFO] [stderr] Compiling block-cipher v0.8.0 [INFO] [stderr] Compiling block-modes v0.6.1 [INFO] [stderr] Compiling des v0.5.0 [INFO] [stderr] Compiling rc2 v0.5.0 [INFO] [stderr] Compiling p12 v0.2.0 [INFO] [stderr] Compiling webpki v0.21.4 [INFO] [stderr] Compiling sct v0.6.0 [INFO] [stderr] Compiling rustls v0.19.0 [INFO] [stderr] Compiling rustls-native-certs v0.5.0 [INFO] [stderr] Compiling rustls-connector v0.13.1 [INFO] [stderr] Compiling tcp-stream v0.22.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.19s [INFO] running `Command { std: "docker" "inspect" "5e00ccd948c951636d1e879d33bb20a194b3eaa77b20cc8fddad9e8c88512853", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e00ccd948c951636d1e879d33bb20a194b3eaa77b20cc8fddad9e8c88512853", kill_on_drop: false }` [INFO] [stdout] 5e00ccd948c951636d1e879d33bb20a194b3eaa77b20cc8fddad9e8c88512853 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2d9a4e626c98f19994ba85232579a35c4f01f25b880fd37008b5a0ac0b766fb [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" "d2d9a4e626c98f19994ba85232579a35c4f01f25b880fd37008b5a0ac0b766fb", kill_on_drop: false }` [INFO] [stderr] Compiling tcp-stream v0.22.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.05s [INFO] running `Command { std: "docker" "inspect" "d2d9a4e626c98f19994ba85232579a35c4f01f25b880fd37008b5a0ac0b766fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2d9a4e626c98f19994ba85232579a35c4f01f25b880fd37008b5a0ac0b766fb", kill_on_drop: false }` [INFO] [stdout] d2d9a4e626c98f19994ba85232579a35c4f01f25b880fd37008b5a0ac0b766fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9d3ffc8dedd8bf3412da91707f8d1d684db164658d25901faeac3d25a2bb8d69 [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" "9d3ffc8dedd8bf3412da91707f8d1d684db164658d25901faeac3d25a2bb8d69", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/tcp_stream-8b359628f3b09cec [INFO] [stdout] [INFO] [stderr] Doc-tests tcp_stream [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/lib.rs - (line 13) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 13) 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: Custom { kind: Other, error: "failed to lookup address information: Temporary failure in name resolution" }', src/lib.rs:8:59 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5622cc1fedb7 - std::backtrace_rs::backtrace::libunwind::trace::hcd6e187547b8deec [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x5622cc1fedb7 - std::backtrace_rs::backtrace::trace_unsynchronized::hde10036eb783fbc7 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5622cc1fedb7 - std::sys_common::backtrace::_print_fmt::h63987b8f86dfc82a [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x5622cc1fedb7 - ::fmt::hc33f3ac4cc9c4196 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x5622cc2174ec - core::fmt::write::hfdcdeb08fb2b3afa [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x5622cc1f9932 - std::io::Write::write_fmt::h83a843778fa2a815 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/io/mod.rs:1519:15 [INFO] [stdout] 6: 0x5622cc200d15 - std::sys_common::backtrace::_print::hf179508b01f66878 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x5622cc200d15 - std::sys_common::backtrace::print::ha97d11adb39266a6 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x5622cc200d15 - std::panicking::default_hook::{{closure}}::h8da9985a98bd1582 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x5622cc20086a - std::panicking::default_hook::hbc0ee792993c2ef2 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x5622cc2014b1 - std::panicking::rust_panic_with_hook::h9fb9cda33a10f084 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:591:17 [INFO] [stdout] 11: 0x5622cc200ff7 - std::panicking::begin_panic_handler::{{closure}}::hf3e83396e085962e [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:497:13 [INFO] [stdout] 12: 0x5622cc1ff27c - std::sys_common::backtrace::__rust_end_short_backtrace::hac151ac4c1e3252d [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x5622cc200f59 - rust_begin_unwind [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:493:5 [INFO] [stdout] 14: 0x5622cc2168c1 - core::panicking::panic_fmt::hf6d8a92b065b8f97 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x5622cc2166e3 - core::option::expect_none_failed::ha72f299eca314ad7 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/option.rs:1268:5 [INFO] [stdout] 16: 0x5622cbfca08a - core::result::Result::unwrap::h3a322be3f0ec090a [INFO] [stdout] 17: 0x5622cbfcab5f - rust_out::main::h405f65324f7b53be [INFO] [stdout] 18: 0x5622cbfc93d3 - core::ops::function::FnOnce::call_once::h2f28b12db24480a4 [INFO] [stdout] 19: 0x5622cbfc8ab9 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7ff69755847bac0f [INFO] [stdout] 20: 0x5622cbfc8b49 - std::rt::lang_start::{{closure}}::h8f8fe4b1b4c3ba44 [INFO] [stdout] 21: 0x5622cc2018d7 - core::ops::function::impls:: for &F>::call_once::hb5ab992a536e3d7c [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 22: 0x5622cc2018d7 - std::panicking::try::do_call::h1bda883686bc1816 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:379:40 [INFO] [stdout] 23: 0x5622cc2018d7 - std::panicking::try::ha7167c079f243e71 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:343:19 [INFO] [stdout] 24: 0x5622cc2018d7 - std::panic::catch_unwind::he11c3de53f0b5853 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:396:14 [INFO] [stdout] 25: 0x5622cc2018d7 - std::rt::lang_start_internal::h45c3666b51d25060 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:51:25 [INFO] [stdout] 26: 0x5622cbfc8b28 - std::rt::lang_start::hd3cc8db4b735f367 [INFO] [stdout] 27: 0x5622cbfcb61b - main [INFO] [stdout] 28: 0x7f370d5f00b3 - __libc_start_main [INFO] [stdout] 29: 0x5622cbfc80ee - _start [INFO] [stdout] 30: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 13) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.10s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "9d3ffc8dedd8bf3412da91707f8d1d684db164658d25901faeac3d25a2bb8d69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d3ffc8dedd8bf3412da91707f8d1d684db164658d25901faeac3d25a2bb8d69", kill_on_drop: false }` [INFO] [stdout] 9d3ffc8dedd8bf3412da91707f8d1d684db164658d25901faeac3d25a2bb8d69