[INFO] fetching crate cabot 0.6.0...
[INFO] testing cabot-0.6.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate cabot 0.6.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate cabot 0.6.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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-9/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" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] b5b1f92308628d62d7b24bd56d492841a8efa7d5c21f35f623f9211037ad4478
[INFO] running `Command { std: "docker" "start" "-a" "b5b1f92308628d62d7b24bd56d492841a8efa7d5c21f35f623f9211037ad4478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5b1f92308628d62d7b24bd56d492841a8efa7d5c21f35f623f9211037ad4478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5b1f92308628d62d7b24bd56d492841a8efa7d5c21f35f623f9211037ad4478", kill_on_drop: false }`
[INFO] [stdout] b5b1f92308628d62d7b24bd56d492841a8efa7d5c21f35f623f9211037ad4478
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81f2094d14069c6b5c5b2e1f540e64a267586824c228e9f50991005188958082
[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" "81f2094d14069c6b5c5b2e1f540e64a267586824c228e9f50991005188958082", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling untrusted v0.7.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling futures-timer v2.0.2
[INFO] [stderr]    Compiling ring v0.16.11
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.4
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling async-task v1.3.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling url v2.1.1
[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 rustls v0.17.0
[INFO] [stderr]    Compiling webpki-roots v0.19.0
[INFO] [stderr]    Compiling async-attributes v1.1.1
[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 42.98s
[INFO] running `Command { std: "docker" "inspect" "81f2094d14069c6b5c5b2e1f540e64a267586824c228e9f50991005188958082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81f2094d14069c6b5c5b2e1f540e64a267586824c228e9f50991005188958082", kill_on_drop: false }`
[INFO] [stdout] 81f2094d14069c6b5c5b2e1f540e64a267586824c228e9f50991005188958082
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--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] a1e2eb580ea510a929ed749a6678fa8f9f6a8849553d09762586d741c5511f8d
[INFO] running `Command { std: "docker" "start" "-a" "a1e2eb580ea510a929ed749a6678fa8f9f6a8849553d09762586d741c5511f8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cabot v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.35s
[INFO] running `Command { std: "docker" "inspect" "a1e2eb580ea510a929ed749a6678fa8f9f6a8849553d09762586d741c5511f8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1e2eb580ea510a929ed749a6678fa8f9f6a8849553d09762586d741c5511f8d", kill_on_drop: false }`
[INFO] [stdout] a1e2eb580ea510a929ed749a6678fa8f9f6a8849553d09762586d741c5511f8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 77347b00dec7a756f855a87ac630d05db7fce8a0eac4366dd98bc2bf13c36797
[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" "77347b00dec7a756f855a87ac630d05db7fce8a0eac4366dd98bc2bf13c36797", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cabot-6130d38216695ba4
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test request::tests::test_request_builder_simple ... ok
[INFO] [stdout] test response::tests::test_build_response_ok ... ok
[INFO] [stdout] test response::tests::test_response_ok ... ok
[INFO] [stdout] test client::tests::test_build_http_header_obsolete_line_folding_tab ... ok
[INFO] [stdout] test request::tests::test_get_request_with_headers_to_string ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cabot-0401ee6b573126a2
[INFO] [stdout] test client::tests::test_build_http_no_response_body ... ok
[INFO] [stdout] test client::tests::test_build_http_header_obsolete_line_folding ... 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_complete ... 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 response::tests::test_response_ok_no_body ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cabot
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/response.rs - response (line 6) ... ok
[INFO] [stdout] test src/request.rs - request (line 4) ... ok
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[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:     0x55b718b331e0 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stdout]    1:     0x55b718b331e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x55b718b331e0 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stdout]    3:     0x55b718b331e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf64fbff071026df5
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:58
[INFO] [stdout]    4:     0x55b718b4e8dc - core::fmt::write::h9ddafa4860d8adff
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stdout]    5:     0x55b718b2e377 - std::io::Write::write_fmt::h1d2ee292d2b65481
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stdout]    6:     0x55b718b354e0 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stdout]    7:     0x55b718b354e0 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stdout]    8:     0x55b718b354e0 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stdout]    9:     0x55b718b3522c - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:219
[INFO] [stdout]   10:     0x55b718b35b43 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stdout]   11:     0x55b718b35719 - std::panicking::begin_panic_handler::{{closure}}::h7001af1bb21aeaeb
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:476
[INFO] [stdout]   12:     0x55b718b3366c - std::sys_common::backtrace::__rust_end_short_backtrace::h39910f557f5f2367
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:153
[INFO] [stdout]   13:     0x55b718b356d9 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:475
[INFO] [stdout]   14:     0x55b718b4dc01 - core::panicking::panic_fmt::h4e2659771ebc78eb
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/panicking.rs:85
[INFO] [stdout]   15:     0x55b718b4da23 - core::option::expect_none_failed::h448b58a024c2c33a
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/option.rs:1221
[INFO] [stdout]   16:     0x55b7188d3259 - core::result::Result<T,E>::unwrap::hfbd7d50da9ed22a0
[INFO] [stdout]   17:     0x55b7188efa8d - rust_out::main::{{closure}}::h080dd7f86b9a0663
[INFO] [stdout]   18:     0x55b7188e933a - <core::future::from_generator::GenFuture<T> as core::future::future::Future>::poll::h329a45a3eaf918fb
[INFO] [stdout]   19:     0x55b7188eebd5 - async_std::task::block_on::block_on::{{closure}}::hc2154be79342735c
[INFO] [stdout]   20:     0x55b7188e944a - <core::future::from_generator::GenFuture<T> as core::future::future::Future>::poll::h3402f4f41cf09401
[INFO] [stdout]   21:     0x55b7188ee3b3 - async_std::task::block_on::run::{{closure}}::h677c70f272fd4e8a
[INFO] [stdout]   22:     0x55b7188cc1e8 - std::thread::local::LocalKey<T>::try_with::hf60e6711171278ff
[INFO] [stdout]   23:     0x55b7188cbc61 - std::thread::local::LocalKey<T>::with::hcc721e3ff8279013
[INFO] [stdout]   24:     0x55b7188ee204 - async_std::task::block_on::run::h0fbbbb58576e43c9
[INFO] [stdout]   25:     0x55b7188eea93 - async_std::task::block_on::block_on::{{closure}}::h1e8e7cb7b4555b14
[INFO] [stdout]   26:     0x55b7188ede20 - async_std::task::task::Task::set_current::{{closure}}::h41e862f2319b98c5
[INFO] [stdout]   27:     0x55b7188cbe8f - std::thread::local::LocalKey<T>::try_with::h19792b510fbdda0c
[INFO] [stdout]   28:     0x55b7188cbbf3 - std::thread::local::LocalKey<T>::with::h5ad6849a8933dbf2
[INFO] [stdout]   29:     0x55b7188edd0b - async_std::task::task::Task::set_current::h391cccf5aadc4ef2
[INFO] [stdout]   30:     0x55b7188ee9d9 - async_std::task::block_on::block_on::h939f1e78278c3a40
[INFO] [stdout]   31:     0x55b7188ef694 - rust_out::main::h405f65324f7b53be
[INFO] [stdout]   32:     0x55b7188ccbe3 - core::ops::function::FnOnce::call_once::hdcd857a6fc725660
[INFO] [stdout]   33:     0x55b7188cba49 - std::sys_common::backtrace::__rust_begin_short_backtrace::h58530cce963ea820
[INFO] [stdout]   34:     0x55b7188cbae9 - std::rt::lang_start::{{closure}}::had844b611966ddaf
[INFO] [stdout]   35:     0x55b718b35f41 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6a3209f124be2235
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:259
[INFO] [stdout]   36:     0x55b718b35f41 - std::panicking::try::do_call::h88ce358792b64df0
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stdout]   37:     0x55b718b35f41 - std::panicking::try::h6311c259678e50fc
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stdout]   38:     0x55b718b35f41 - std::panic::catch_unwind::h56c5716807d659a1
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stdout]   39:     0x55b718b35f41 - std::rt::lang_start_internal::h73711f37ecfcb277
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:51
[INFO] [stdout]   40:     0x55b7188cbac8 - std::rt::lang_start::h1b0fb7b0bf978bb4
[INFO] [stdout]   41:     0x55b7188efbab - main
[INFO] [stdout]   42:     0x7f63dea770b3 - __libc_start_main
[INFO] [stdout]   43:     0x55b7188ca0ee - _start
[INFO] [stdout]   44:                0x0 - <unknown>
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "77347b00dec7a756f855a87ac630d05db7fce8a0eac4366dd98bc2bf13c36797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77347b00dec7a756f855a87ac630d05db7fce8a0eac4366dd98bc2bf13c36797", kill_on_drop: false }`
[INFO] [stdout] 77347b00dec7a756f855a87ac630d05db7fce8a0eac4366dd98bc2bf13c36797
