[INFO] cloning repository https://github.com/mardiros/cabot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mardiros/cabot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmardiros%2Fcabot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmardiros%2Fcabot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be08cf9d8f2d4c14976d91dfd906e9d528b2df9c
[INFO] testing mardiros/cabot against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmardiros%2Fcabot" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mardiros/cabot 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 git repo https://github.com/mardiros/cabot
[INFO] finished tweaking git repo https://github.com/mardiros/cabot
[INFO] tweaked toml for git repo https://github.com/mardiros/cabot written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/mardiros/cabot 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 374b5850d7f5ff8b80d6a684f981e6c5fea4bc45095e0de1ab2755124a156e82
[INFO] running `Command { std: "docker" "start" "-a" "374b5850d7f5ff8b80d6a684f981e6c5fea4bc45095e0de1ab2755124a156e82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "374b5850d7f5ff8b80d6a684f981e6c5fea4bc45095e0de1ab2755124a156e82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "374b5850d7f5ff8b80d6a684f981e6c5fea4bc45095e0de1ab2755124a156e82", kill_on_drop: false }`
[INFO] [stdout] 374b5850d7f5ff8b80d6a684f981e6c5fea4bc45095e0de1ab2755124a156e82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c61b798cd4ddcdf7259758f21a8b53f0abd5987b95f218d2e2215e32cfb63400
[INFO] running `Command { std: "docker" "start" "-a" "c61b798cd4ddcdf7259758f21a8b53f0abd5987b95f218d2e2215e32cfb63400", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling untrusted v0.7.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.14
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling futures-timer v2.0.2
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling ring v0.16.11
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.4
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[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 crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling mio v0.6.21
[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 futures-macro v0.3.4
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling async-std v1.5.0
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling cabot v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "c61b798cd4ddcdf7259758f21a8b53f0abd5987b95f218d2e2215e32cfb63400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c61b798cd4ddcdf7259758f21a8b53f0abd5987b95f218d2e2215e32cfb63400", kill_on_drop: false }`
[INFO] [stdout] c61b798cd4ddcdf7259758f21a8b53f0abd5987b95f218d2e2215e32cfb63400
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] b480d5f63c1951d2b72aec1f35d5f8b786ace3ec11a4ae46227968e5a4116036
[INFO] running `Command { std: "docker" "start" "-a" "b480d5f63c1951d2b72aec1f35d5f8b786ace3ec11a4ae46227968e5a4116036", kill_on_drop: false }`
[INFO] [stderr]    Compiling cabot v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.00s
[INFO] running `Command { std: "docker" "inspect" "b480d5f63c1951d2b72aec1f35d5f8b786ace3ec11a4ae46227968e5a4116036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b480d5f63c1951d2b72aec1f35d5f8b786ace3ec11a4ae46227968e5a4116036", kill_on_drop: false }`
[INFO] [stdout] b480d5f63c1951d2b72aec1f35d5f8b786ace3ec11a4ae46227968e5a4116036
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 53186255d691eaceccf46eb942019c63aed517d90950e5c641fccab724fccbf4
[INFO] running `Command { std: "docker" "start" "-a" "53186255d691eaceccf46eb942019c63aed517d90950e5c641fccab724fccbf4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cabot-e93a8c529e6268fa
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test request::tests::test_post_request_with_headers_to_string ... ok
[INFO] [stdout] test response::tests::test_build_response_ok ... ok
[INFO] [stdout] test client::tests::test_build_http_header_obsolete_line_folding ... ok
[INFO] [stdout] test client::tests::test_build_http_no_response_body ... ok
[INFO] [stdout] test request::tests::test_request_builder_simple ... ok
[INFO] [stdout] test client::tests::test_build_http_response_from_string ... ok
[INFO] [stdout] test response::tests::test_response_ok_no_body ... ok
[INFO] [stdout] test response::tests::test_response_ok ... ok
[INFO] [stdout] test request::tests::test_get_request_with_headers_to_string ... ok
[INFO] [stdout] test request::tests::test_get_request_with_host_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 client::tests::test_build_http_header_obsolete_line_folding_tab ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cabot-8282f4e29e7ebc2d
[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] [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:     0x5589590b5760 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stdout]    1:     0x5589590b5760 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x5589590b5760 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stdout]    3:     0x5589590b5760 - <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:     0x5589590d0e5c - core::fmt::write::h9ddafa4860d8adff
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stdout]    5:     0x5589590b08f7 - std::io::Write::write_fmt::h1d2ee292d2b65481
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stdout]    6:     0x5589590b7a60 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stdout]    7:     0x5589590b7a60 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stdout]    8:     0x5589590b7a60 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stdout]    9:     0x5589590b77ac - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:219
[INFO] [stdout]   10:     0x5589590b80c3 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stdout]   11:     0x5589590b7c99 - std::panicking::begin_panic_handler::{{closure}}::h7001af1bb21aeaeb
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:476
[INFO] [stdout]   12:     0x5589590b5bec - 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:     0x5589590b7c59 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:475
[INFO] [stdout]   14:     0x5589590d0181 - core::panicking::panic_fmt::h4e2659771ebc78eb
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/panicking.rs:85
[INFO] [stdout]   15:     0x5589590cffa3 - core::option::expect_none_failed::h448b58a024c2c33a
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/option.rs:1221
[INFO] [stdout]   16:     0x558958e4c559 - core::result::Result<T,E>::unwrap::hc059d0dd65275e16
[INFO] [stdout]   17:     0x558958e4f15d - rust_out::main::{{closure}}::heb16c40e82c07c76
[INFO] [stdout]   18:     0x558958e4d34a - <core::future::from_generator::GenFuture<T> as core::future::future::Future>::poll::he19abc08335957ba
[INFO] [stdout]   19:     0x558958e4e755 - async_std::task::block_on::block_on::{{closure}}::he1a6f1663b6905e0
[INFO] [stdout]   20:     0x558958e4d23a - <core::future::from_generator::GenFuture<T> as core::future::future::Future>::poll::h7b71dbefa9820225
[INFO] [stdout]   21:     0x558958e4df33 - async_std::task::block_on::run::{{closure}}::h0e528134d16462fb
[INFO] [stdout]   22:     0x558958e4a7d8 - std::thread::local::LocalKey<T>::try_with::h73e313020e834695
[INFO] [stdout]   23:     0x558958e4a391 - std::thread::local::LocalKey<T>::with::h0e257250faaed6ed
[INFO] [stdout]   24:     0x558958e4dd84 - async_std::task::block_on::run::h02ee3349eacdae05
[INFO] [stdout]   25:     0x558958e4e613 - async_std::task::block_on::block_on::{{closure}}::h7774b1e3298c1480
[INFO] [stdout]   26:     0x558958e4d9a0 - async_std::task::task::Task::set_current::{{closure}}::h8b8316873a713668
[INFO] [stdout]   27:     0x558958e4a56f - std::thread::local::LocalKey<T>::try_with::h02630c5f7d0c45dc
[INFO] [stdout]   28:     0x558958e4a423 - std::thread::local::LocalKey<T>::with::h589bb562531923ca
[INFO] [stdout]   29:     0x558958e4d88b - async_std::task::task::Task::set_current::h3dc887f59cdb15eb
[INFO] [stdout]   30:     0x558958e4e559 - async_std::task::block_on::block_on::h1aa75ac2b6ee16fc
[INFO] [stdout]   31:     0x558958e4ed65 - rust_out::main::h405f65324f7b53be
[INFO] [stdout]   32:     0x558958e4ad43 - core::ops::function::FnOnce::call_once::hdcd857a6fc725660
[INFO] [stdout]   33:     0x558958e4a2b9 - std::sys_common::backtrace::__rust_begin_short_backtrace::h58530cce963ea820
[INFO] [stdout]   34:     0x558958e4a349 - std::rt::lang_start::{{closure}}::had844b611966ddaf
[INFO] [stdout]   35:     0x5589590b84c1 - 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:     0x5589590b84c1 - std::panicking::try::do_call::h88ce358792b64df0
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stdout]   37:     0x5589590b84c1 - std::panicking::try::h6311c259678e50fc
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stdout]   38:     0x5589590b84c1 - std::panic::catch_unwind::h56c5716807d659a1
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stdout]   39:     0x5589590b84c1 - std::rt::lang_start_internal::h73711f37ecfcb277
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:51
[INFO] [stdout]   40:     0x558958e4a328 - std::rt::lang_start::h1b0fb7b0bf978bb4
[INFO] [stdout]   41:     0x558958e4f27b - main
[INFO] [stdout]   42:     0x7f51679d40b3 - __libc_start_main
[INFO] [stdout]   43:     0x558958e4a0ee - _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] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "53186255d691eaceccf46eb942019c63aed517d90950e5c641fccab724fccbf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53186255d691eaceccf46eb942019c63aed517d90950e5c641fccab724fccbf4", kill_on_drop: false }`
[INFO] [stdout] 53186255d691eaceccf46eb942019c63aed517d90950e5c641fccab724fccbf4
