[INFO] cloning repository https://github.com/DenSASoftware/docship
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DenSASoftware/docship" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDenSASoftware%2Fdocship", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDenSASoftware%2Fdocship'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f8cfe41489227863e41725b8ec5cf7e26643d7b
[INFO] checking DenSASoftware/docship against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDenSASoftware%2Fdocship" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DenSASoftware/docship on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DenSASoftware/docship
[INFO] finished tweaking git repo https://github.com/DenSASoftware/docship
[INFO] tweaked toml for git repo https://github.com/DenSASoftware/docship written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/DenSASoftware/docship already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded podio v0.1.7
[INFO] [stderr]   Downloaded tiny_http v0.7.0
[INFO] [stderr]   Downloaded ascii v1.0.0
[INFO] [stderr]   Downloaded chunked_transfer v1.2.0
[INFO] [stderr]   Downloaded cc v1.0.57
[INFO] [stderr]   Downloaded opener v0.4.1
[INFO] [stderr]   Downloaded chrono v0.4.12
[INFO] [stderr]   Downloaded zip v0.5.6
[INFO] [stderr]   Downloaded adler v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c6c4b631155674fe11483fb1ec7f8100aac288a66867060352c710e029551c0
[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" "6c6c4b631155674fe11483fb1ec7f8100aac288a66867060352c710e029551c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c6c4b631155674fe11483fb1ec7f8100aac288a66867060352c710e029551c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c6c4b631155674fe11483fb1ec7f8100aac288a66867060352c710e029551c0", kill_on_drop: false }`
[INFO] [stdout] 6c6c4b631155674fe11483fb1ec7f8100aac288a66867060352c710e029551c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2508e8329d3af63814d3d7bc7f613e6f1aafdaf7ac0281b6cea3af4537a07df
[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" "d2508e8329d3af63814d3d7bc7f613e6f1aafdaf7ac0281b6cea3af4537a07df", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.57
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling adler v0.2.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling podio v0.1.7
[INFO] [stderr]     Checking chunked_transfer v1.2.0
[INFO] [stderr]     Checking opener v0.4.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking chrono v0.4.12
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]     Checking zip v0.5.6
[INFO] [stderr]     Checking tiny_http v0.7.0
[INFO] [stderr]    Compiling docship v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `docship v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/docship-cd66ead7f1dc0232/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=docs/src
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'could not execute mdbook: Os { code: 2, kind: NotFound, message: "No such file or directory" }', build.rs:12:10
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55867ef28830 - std::backtrace_rs::backtrace::libunwind::trace::hb4de9797f80b7b8c
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55867ef28830 - std::backtrace_rs::backtrace::trace_unsynchronized::h59566d0bd20efff7
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55867ef28830 - std::sys_common::backtrace::_print_fmt::hcfa5ce6be50275d4
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55867ef28830 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hd8c307a38b9bab04
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55867ef43f1c - core::fmt::write::h3868db8542c90941
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/core/src/fmt/mod.rs:1096:17
[INFO] [stderr]      5:     0x55867ef26112 - std::io::Write::write_fmt::hab90295d5a0f197d
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/io/mod.rs:1568:15
[INFO] [stderr]      6:     0x55867ef2a5e5 - std::sys_common::backtrace::_print::h19224910b8700cf1
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55867ef2a5e5 - std::sys_common::backtrace::print::h25dedfa68c5fb84a
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55867ef2a5e5 - std::panicking::default_hook::{{closure}}::h12c5765653a72a42
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55867ef2a093 - std::panicking::default_hook::he65cee71c4209f0c
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55867ef2ad81 - std::panicking::rust_panic_with_hook::h01a674d863fe0d8a
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55867ef2a8c7 - std::panicking::begin_panic_handler::{{closure}}::h9b9fecf185178864
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55867ef28ccc - std::sys_common::backtrace::__rust_end_short_backtrace::h57be46a42dc7f24b
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55867ef2a829 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55867ef432f1 - core::panicking::panic_fmt::h20225113c4a2f8fd
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55867ef43113 - core::option::expect_none_failed::hc6d6d4cea4fdc285
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/core/src/option.rs:1300:5
[INFO] [stderr]     16:     0x55867eeb7279 - core::result::Result<T,E>::expect::h74e6ed1893f37ad1
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/core/src/result.rs:997:23
[INFO] [stderr]     17:     0x55867eeb7a56 - build_script_build::main::h0e13e2b4cd91037e
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:9:25
[INFO] [stderr]     18:     0x55867eea9c9b - core::ops::function::FnOnce::call_once::ha4432fada6ccc73b
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55867eeaed1e - std::sys_common::backtrace::__rust_begin_short_backtrace::h23a7178f98cd01f0
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55867eeb5401 - std::rt::lang_start::{{closure}}::h3fb33ab08dfc4b72
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x55867ef2b1a7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2c4fd7d4128112a8
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55867ef2b1a7 - std::panicking::try::do_call::h41fb7dbbbe7bece6
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x55867ef2b1a7 - std::panicking::try::hd38008ccba72bce1
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x55867ef2b1a7 - std::panic::catch_unwind::h057e765cd60f2d13
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panic.rs:431:14
[INFO] [stderr]     25:     0x55867ef2b1a7 - std::rt::lang_start_internal::hdb9d0b9d2cdcda8b
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x55867eeb53d7 - std::rt::lang_start::h896e7088fa1ce743
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x55867eeb847a - main
[INFO] [stderr]     28:     0x7fc999b6d0b3 - __libc_start_main
[INFO] [stderr]     29:     0x55867eea30ee - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d2508e8329d3af63814d3d7bc7f613e6f1aafdaf7ac0281b6cea3af4537a07df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2508e8329d3af63814d3d7bc7f613e6f1aafdaf7ac0281b6cea3af4537a07df", kill_on_drop: false }`
[INFO] [stdout] d2508e8329d3af63814d3d7bc7f613e6f1aafdaf7ac0281b6cea3af4537a07df