[INFO] fetching crate cabot 0.6.0... [INFO] testing cabot-0.6.0 against beta-2021-01-01 for beta-1.50-1 [INFO] extracting crate cabot 0.6.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate cabot 0.6.0 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 cabot 0.6.0 [INFO] finished tweaking crates.io crate cabot 0.6.0 [INFO] tweaked toml for crates.io crate cabot 0.6.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate cabot 0.6.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 668a56e971513622c6a49afe6f5b6dc36b7d4da83ef3073bbd9809712b654941 [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" "668a56e971513622c6a49afe6f5b6dc36b7d4da83ef3073bbd9809712b654941", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "668a56e971513622c6a49afe6f5b6dc36b7d4da83ef3073bbd9809712b654941", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "668a56e971513622c6a49afe6f5b6dc36b7d4da83ef3073bbd9809712b654941", kill_on_drop: false }` [INFO] [stdout] 668a56e971513622c6a49afe6f5b6dc36b7d4da83ef3073bbd9809712b654941 [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=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] b02f05dd0026e9e416382b69817bf162030de87eed917ad6dddb0221750033f5 [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" "b02f05dd0026e9e416382b69817bf162030de87eed917ad6dddb0221750033f5", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling untrusted v0.7.0 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling futures-core v0.3.4 [INFO] [stderr] Compiling pin-project-lite v0.1.4 [INFO] [stderr] Compiling pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling futures-timer v2.0.2 [INFO] [stderr] Compiling futures-io v0.3.4 [INFO] [stderr] Compiling once_cell v1.3.1 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [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 async-task v1.3.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling num_cpus v1.12.0 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling mio v0.6.21 [INFO] [stderr] Compiling kv-log-macro v1.0.4 [INFO] [stderr] Compiling ring v0.16.11 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling webpki v0.21.2 [INFO] [stderr] Compiling sct v0.6.0 [INFO] [stderr] Compiling async-attributes v1.1.1 [INFO] [stderr] Compiling webpki-roots v0.19.0 [INFO] [stderr] Compiling rustls v0.17.0 [INFO] [stderr] Compiling async-std v1.5.0 [INFO] [stderr] Compiling cabot v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 35.14s [INFO] running `Command { std: "docker" "inspect" "b02f05dd0026e9e416382b69817bf162030de87eed917ad6dddb0221750033f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b02f05dd0026e9e416382b69817bf162030de87eed917ad6dddb0221750033f5", kill_on_drop: false }` [INFO] [stdout] b02f05dd0026e9e416382b69817bf162030de87eed917ad6dddb0221750033f5 [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=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] 154036fd8f3ffd2e6cf941c0b4ecd8196272b51e4e5965577644567c735bcc34 [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" "154036fd8f3ffd2e6cf941c0b4ecd8196272b51e4e5965577644567c735bcc34", kill_on_drop: false }` [INFO] [stderr] Compiling cabot v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.73s [INFO] running `Command { std: "docker" "inspect" "154036fd8f3ffd2e6cf941c0b4ecd8196272b51e4e5965577644567c735bcc34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "154036fd8f3ffd2e6cf941c0b4ecd8196272b51e4e5965577644567c735bcc34", kill_on_drop: false }` [INFO] [stdout] 154036fd8f3ffd2e6cf941c0b4ecd8196272b51e4e5965577644567c735bcc34 [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=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] 4dafc102942355ce907353515cb52f1a8e691b90f0fdcf154a407048eaa2d636 [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" "4dafc102942355ce907353515cb52f1a8e691b90f0fdcf154a407048eaa2d636", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/cabot-1d966fcd531e06ff [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test client::tests::test_build_http_no_response_body ... ok [INFO] [stdout] test request::tests::test_get_request_with_headers_to_string ... ok [INFO] [stdout] test response::tests::test_response_ok_no_body ... ok [INFO] [stdout] test response::tests::test_build_response_ok ... ok [INFO] [stdout] test response::tests::test_response_ok ... ok [INFO] [stdout] test request::tests::test_get_request_to_string ... ok [INFO] [stdout] test request::tests::test_get_request_with_host_to_string ... ok [INFO] [stdout] test client::tests::test_build_http_header_obsolete_line_folding_tab ... ok [INFO] [stdout] test client::tests::test_build_http_response_from_string ... ok [INFO] [stdout] test request::tests::test_post_request_with_headers_to_string ... ok [INFO] [stdout] test request::tests::test_request_builder_simple ... ok [INFO] [stderr] Running /opt/rustwide/target/debug/deps/cabot-791cdd79d3d3ffce [INFO] [stdout] test client::tests::test_build_http_header_obsolete_line_folding ... ok [INFO] [stderr] Doc-tests cabot [INFO] [stdout] test request::tests::test_request_builder_complete ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [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; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/request.rs - request (line 4) ... ok [INFO] [stdout] test src/response.rs - response (line 6) ... ok [INFO] [stdout] test src/lib.rs - (line 21) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 21) 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: DNSLookupError("Host does not exists")', src/lib.rs:11:69 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5608d7e92637 - 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: 0x5608d7e92637 - 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: 0x5608d7e92637 - std::sys_common::backtrace::_print_fmt::h63987b8f86dfc82a [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x5608d7e92637 - ::fmt::hc33f3ac4cc9c4196 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x5608d7eabb0c - core::fmt::write::hfdcdeb08fb2b3afa [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x5608d7e8d5c2 - std::io::Write::write_fmt::h83a843778fa2a815 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/io/mod.rs:1519:15 [INFO] [stdout] 6: 0x5608d7e947a5 - std::sys_common::backtrace::_print::hf179508b01f66878 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x5608d7e947a5 - std::sys_common::backtrace::print::ha97d11adb39266a6 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x5608d7e947a5 - std::panicking::default_hook::{{closure}}::h8da9985a98bd1582 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x5608d7e942fa - std::panicking::default_hook::hbc0ee792993c2ef2 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x5608d7e94f41 - std::panicking::rust_panic_with_hook::h9fb9cda33a10f084 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:591:17 [INFO] [stdout] 11: 0x5608d7e94a87 - std::panicking::begin_panic_handler::{{closure}}::hf3e83396e085962e [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:497:13 [INFO] [stdout] 12: 0x5608d7e92afc - 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: 0x5608d7e949e9 - rust_begin_unwind [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:493:5 [INFO] [stdout] 14: 0x5608d7eaaee1 - core::panicking::panic_fmt::hf6d8a92b065b8f97 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x5608d7eaad03 - core::option::expect_none_failed::ha72f299eca314ad7 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/option.rs:1268:5 [INFO] [stdout] 16: 0x5608d7c32c99 - core::result::Result::unwrap::hc15938861b3cc59f [INFO] [stdout] 17: 0x5608d7c5020f - rust_out::main::_doctest_main_src_lib_rs_21_0::{{closure}}::hb984521f5cba1d38 [INFO] [stdout] 18: 0x5608d7c49faa - as core::future::future::Future>::poll::h6841e5fa957c6999 [INFO] [stdout] 19: 0x5608d7c4f2b9 - async_std::task::block_on::block_on::{{closure}}::h88ad1367212bd3ce [INFO] [stdout] 20: 0x5608d7c4a2aa - as core::future::future::Future>::poll::h855f770ed4bd3ce1 [INFO] [stdout] 21: 0x5608d7c4eb22 - async_std::task::block_on::run::{{closure}}::h328cfd24f8ed7246 [INFO] [stdout] 22: 0x5608d7c2be09 - std::thread::local::LocalKey::try_with::h18dd8802050ae46b [INFO] [stdout] 23: 0x5608d7c2bc81 - std::thread::local::LocalKey::with::h32ed9b44ff7e670c [INFO] [stdout] 24: 0x5608d7c4e964 - async_std::task::block_on::run::hd00b6691a0c41407 [INFO] [stdout] 25: 0x5608d7c4f5f3 - async_std::task::block_on::block_on::{{closure}}::ha3ea2f01d5ff780b [INFO] [stdout] 26: 0x5608d7c4e5b0 - async_std::task::task::Task::set_current::{{closure}}::h621a7ee5c92433bf [INFO] [stdout] 27: 0x5608d7c2bf70 - std::thread::local::LocalKey::try_with::h313343d0bd65f9ec [INFO] [stdout] 28: 0x5608d7c2bd13 - std::thread::local::LocalKey::with::heca7175fe6081e0d [INFO] [stdout] 29: 0x5608d7c4e49b - async_std::task::task::Task::set_current::hecc61b6fec003906 [INFO] [stdout] 30: 0x5608d7c4f138 - async_std::task::block_on::block_on::h1e72c4daa10b5c51 [INFO] [stdout] 31: 0x5608d7c4fe37 - rust_out::main::_doctest_main_src_lib_rs_21_0::h5ca2059347ce5953 [INFO] [stdout] 32: 0x5608d7c4fd56 - rust_out::main::h405f65324f7b53be [INFO] [stdout] 33: 0x5608d7c2cca3 - core::ops::function::FnOnce::call_once::h2f28b12db24480a4 [INFO] [stdout] 34: 0x5608d7c2bb09 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7ff69755847bac0f [INFO] [stdout] 35: 0x5608d7c2bba9 - std::rt::lang_start::{{closure}}::h8f8fe4b1b4c3ba44 [INFO] [stdout] 36: 0x5608d7e95367 - core::ops::function::impls:: for &F>::call_once::hb5ab992a536e3d7c [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 37: 0x5608d7e95367 - std::panicking::try::do_call::h1bda883686bc1816 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:379:40 [INFO] [stdout] 38: 0x5608d7e95367 - std::panicking::try::ha7167c079f243e71 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:343:19 [INFO] [stdout] 39: 0x5608d7e95367 - std::panic::catch_unwind::he11c3de53f0b5853 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:396:14 [INFO] [stdout] 40: 0x5608d7e95367 - std::rt::lang_start_internal::h45c3666b51d25060 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:51:25 [INFO] [stdout] 41: 0x5608d7c2bb88 - std::rt::lang_start::hd3cc8db4b735f367 [INFO] [stdout] 42: 0x5608d7c5036b - main [INFO] [stdout] 43: 0x7f794130c0b3 - __libc_start_main [INFO] [stdout] 44: 0x5608d7c2a0ee - _start [INFO] [stdout] 45: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 21) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.23s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "4dafc102942355ce907353515cb52f1a8e691b90f0fdcf154a407048eaa2d636", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4dafc102942355ce907353515cb52f1a8e691b90f0fdcf154a407048eaa2d636", kill_on_drop: false }` [INFO] [stdout] 4dafc102942355ce907353515cb52f1a8e691b90f0fdcf154a407048eaa2d636