[INFO] cloning repository https://github.com/rust-lang-nursery/thanks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-lang-nursery/thanks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Fthanks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Fthanks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 298fc78c438be3a57438084e02c17005662b9fcf
[INFO] documenting rust-lang-nursery/thanks against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Fthanks" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-lang-nursery/thanks on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rust-lang-nursery/thanks
[INFO] finished tweaking git repo https://github.com/rust-lang-nursery/thanks
[INFO] tweaked toml for git repo https://github.com/rust-lang-nursery/thanks written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-lang-nursery/thanks already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35c75c53438ea6bda20a611378cc1440c875d662aef7c2b06eda3f2015332b46
[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" "35c75c53438ea6bda20a611378cc1440c875d662aef7c2b06eda3f2015332b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35c75c53438ea6bda20a611378cc1440c875d662aef7c2b06eda3f2015332b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35c75c53438ea6bda20a611378cc1440c875d662aef7c2b06eda3f2015332b46", kill_on_drop: false }`
[INFO] [stdout] 35c75c53438ea6bda20a611378cc1440c875d662aef7c2b06eda3f2015332b46
[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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 896569c2163612b91fba7c2cffa3e63acb5dbe1b58b977f1d1cdc6b85d1b890c
[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" "896569c2163612b91fba7c2cffa3e63acb5dbe1b58b977f1d1cdc6b85d1b890c", kill_on_drop: false }`
[INFO] [stderr]     Checking futures v0.1.11
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling openssl v0.9.9
[INFO] [stderr]     Checking foreign-types v0.2.0
[INFO] [stderr]     Checking slog v1.7.1
[INFO] [stderr]     Checking quick-error v1.1.0
[INFO] [stderr]     Checking pest v0.3.3
[INFO] [stderr]     Checking bitflags v0.8.0
[INFO] [stderr]     Checking vec_map v0.7.0
[INFO] [stderr]     Checking time v0.1.36
[INFO] [stderr]     Checking thread-id v3.0.0
[INFO] [stderr]     Checking iovec v0.1.0
[INFO] [stderr]     Checking num_cpus v1.3.0
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking isatty v0.1.3
[INFO] [stderr]     Checking term_size v0.2.3
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]    Compiling openssl-sys v0.9.41
[INFO] [stderr]     Checking unicode-bidi v0.2.5
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]     Checking net2 v0.2.27
[INFO] [stderr]    Compiling curl-sys v0.4.16
[INFO] [stderr]     Checking base64 v0.4.0
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]     Checking serde_json v0.9.9
[INFO] [stderr]     Checking semver v0.6.0
[INFO] [stderr]    Compiling hyper v0.11.0-a.0 (https://github.com/hyperium/hyper?branch=master#8554904d)
[INFO] [stderr]    Compiling hyper v0.11.0-a.0 (https://github.com/hyperium/hyper?rev=8554904dc941a376b25fbcea85e828ea00c13402#8554904d)
[INFO] [stderr]    Compiling pq-sys v0.4.6
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking thread_local v0.3.3
[INFO] [stderr]     Checking bytes v0.4.1
[INFO] [stderr]     Checking clap v2.21.1
[INFO] [stderr]    Compiling syn v0.11.9
[INFO] [stderr]     Checking libz-sys v1.0.25
[INFO] [stderr]     Checking idna v0.1.0
[INFO] [stderr]     Checking mio v0.6.5
[INFO] [stderr]     Checking slog-extra v0.1.2
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking regex v0.2.1
[INFO] [stderr]     Checking tokio-io v0.1.0
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking futures-cpupool v0.1.4
[INFO] [stderr] error: failed to run custom build command for `openssl v0.9.9`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/openssl-c19ffea6e6a4e5ac/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Unable to detect OpenSSL version', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-0.9.9/build.rs:16:14
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5653cdfa99b0 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x5653cdfa99b0 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5653cdfa99b0 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5653cdfa99b0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x5653cdfc331c - core::fmt::write::h306731c068f7162c
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stderr]      5:     0x5653cdfa8295 - std::io::Write::write_fmt::hd2fa90334eee2a21
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stderr]      6:     0x5653cdfab5db - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5653cdfab5db - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5653cdfab5db - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5653cdfab0b1 - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x5653cdfabca4 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x5653cdf9932f - std::panicking::begin_panic::{{closure}}::hf4e97135a6625bb7
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:542:9
[INFO] [stderr]     12:     0x5653cdf99f68 - std::sys_common::backtrace::__rust_end_short_backtrace::h5937ab335f856e53
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x5653cdf99275 - std::panicking::begin_panic::hf1afd46560ea093b
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:541:12
[INFO] [stderr]     14:     0x5653cdf98790 - build_script_build::main::h9bab447d899235fc
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-0.9.9/build.rs:16:14
[INFO] [stderr]     15:     0x5653cdf975db - core::ops::function::FnOnce::call_once::h36338342eb978065
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     16:     0x5653cdf99fae - std::sys_common::backtrace::__rust_begin_short_backtrace::h685a17c63d936913
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     17:     0x5653cdf98501 - std::rt::lang_start::{{closure}}::h15b1fdf5eac16322
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:49:18
[INFO] [stderr]     18:     0x5653cdfac1a9 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2aabc384aab89b7b
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     19:     0x5653cdfac1a9 - std::panicking::try::do_call::hc5fcacb7a85fc7b1
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stderr]     20:     0x5653cdfac1a9 - std::panicking::try::hb5d9603af3abbe3a
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stderr]     21:     0x5653cdfac1a9 - std::panic::catch_unwind::h98fe6ac3925e64b4
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stderr]     22:     0x5653cdfac1a9 - std::rt::lang_start_internal::h22ac7383c516f93e
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:34:21
[INFO] [stderr]     23:     0x5653cdf984e0 - std::rt::lang_start::haee5ed1b56669b49
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:48:5
[INFO] [stderr]     24:     0x5653cdf98cfc - main
[INFO] [stderr]     25:     0x7f539eeb00b3 - __libc_start_main
[INFO] [stderr]     26:     0x5653cdf9573e - _start
[INFO] [stderr]     27:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "896569c2163612b91fba7c2cffa3e63acb5dbe1b58b977f1d1cdc6b85d1b890c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "896569c2163612b91fba7c2cffa3e63acb5dbe1b58b977f1d1cdc6b85d1b890c", kill_on_drop: false }`
[INFO] [stdout] 896569c2163612b91fba7c2cffa3e63acb5dbe1b58b977f1d1cdc6b85d1b890c
