[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 master#568b11762723b001bfa693d0f21c5dad01d4e813 for pr-148190
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDenSASoftware%2Fdocship" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[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-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DenSASoftware/docship on toolchain 568b11762723b001bfa693d0f21c5dad01d4e813
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DenSASoftware/docship already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zip v0.5.6
[INFO] [stderr]   Downloaded podio v0.1.7
[INFO] [stderr]   Downloaded miniz_oxide v0.4.0
[INFO] [stderr]   Downloaded argh_shared v0.1.1
[INFO] [stderr]   Downloaded tinyvec v0.3.3
[INFO] [stderr]   Downloaded bzip2 v0.3.3
[INFO] [stderr]   Downloaded adler v0.2.2
[INFO] [stderr]   Downloaded argh_derive v0.1.1
[INFO] [stderr]   Downloaded argh v0.1.3
[INFO] [stderr]   Downloaded ascii v1.0.0
[INFO] [stderr]   Downloaded tiny_http v0.7.0
[INFO] [stderr]   Downloaded flate2 v1.0.16
[INFO] [stderr]   Downloaded cc v1.0.57
[INFO] [stderr]   Downloaded opener v0.4.1
[INFO] [stderr]   Downloaded chunked_transfer v1.2.0
[INFO] [stderr]   Downloaded syn v1.0.33
[INFO] [stderr]   Downloaded chrono v0.4.12
[INFO] [stderr]   Downloaded bzip2-sys v0.1.9+1.0.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b67a501e892d4738ed188ae9a785af069c35f4983fadb2d1266751e7b487039
[INFO] running `Command { std: "docker" "start" "-a" "9b67a501e892d4738ed188ae9a785af069c35f4983fadb2d1266751e7b487039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b67a501e892d4738ed188ae9a785af069c35f4983fadb2d1266751e7b487039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b67a501e892d4738ed188ae9a785af069c35f4983fadb2d1266751e7b487039", kill_on_drop: false }`
[INFO] [stdout] 9b67a501e892d4738ed188ae9a785af069c35f4983fadb2d1266751e7b487039
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f7db357d6642c40bbfe7b217276f880e0354a481a63041e0f4c7505b6326e8b
[INFO] running `Command { std: "docker" "start" "-a" "1f7db357d6642c40bbfe7b217276f880e0354a481a63041e0f4c7505b6326e8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling cc v1.0.57
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling adler v0.2.2
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]    Compiling podio v0.1.7
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling argh_shared v0.1.1
[INFO] [stderr]     Checking unicase v2.6.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking chunked_transfer v1.2.0
[INFO] [stderr]     Checking ascii v1.0.0
[INFO] [stderr]     Checking opener v0.4.1
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking chrono v0.4.12
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling 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] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/docship-724b7d63a699702b/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=docs/src
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (639) panicked at build.rs:12:10:
[INFO] [stderr]   could not execute mdbook: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5f15a1d6ec52 - std[d01456e42a504fb6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5f15a1d6ec52 - std[d01456e42a504fb6]::backtrace_rs::backtrace::trace_unsynchronized::<std[d01456e42a504fb6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5f15a1d6ec52 - std[d01456e42a504fb6]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/sys/backtrace.rs:68:9
[INFO] [stderr]      3:     0x5f15a1d6ec52 - <<std[d01456e42a504fb6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[77ad4318ef87c548]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/sys/backtrace.rs:38:26
[INFO] [stderr]      4:     0x5f15a1d81707 - <core[77ad4318ef87c548]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x5f15a1d81707 - core[77ad4318ef87c548]::fmt::write
[INFO] [stderr]      6:     0x5f15a1d73e16 - std[d01456e42a504fb6]::io::default_write_fmt::<std[d01456e42a504fb6]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/io/mod.rs:614:11
[INFO] [stderr]      7:     0x5f15a1d73e16 - <std[d01456e42a504fb6]::sys::stdio::unix::Stderr as std[d01456e42a504fb6]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/io/mod.rs:1969:13
[INFO] [stderr]      8:     0x5f15a1d53c6f - <std[d01456e42a504fb6]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/sys/backtrace.rs:41:9
[INFO] [stderr]      9:     0x5f15a1d53c6f - std[d01456e42a504fb6]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x5f15a1d6a781 - std[d01456e42a504fb6]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x5f15a1d6a93b - std[d01456e42a504fb6]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x5f15a1d53d28 - std[d01456e42a504fb6]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x5f15a1d490b9 - std[d01456e42a504fb6]::sys::backtrace::__rust_end_short_backtrace::<std[d01456e42a504fb6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/sys/backtrace.rs:176:18
[INFO] [stderr]     14:     0x5f15a1d5468d - __rustc[5ac2f21fbdf824c6]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x5f15a1d81dac - core[77ad4318ef87c548]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5f15a1d81b22 - core[77ad4318ef87c548]::result::unwrap_failed
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x5f15a1cfedd2 - <core[77ad4318ef87c548]::result::Result<std[d01456e42a504fb6]::process::ExitStatus, std[d01456e42a504fb6]::io::error::Error>>::expect
[INFO] [stderr]     18:     0x5f15a1d09eb1 - build_script_build[8019a34d135c21e2]::main
[INFO] [stderr]     19:     0x5f15a1d08073 - <fn() as core[77ad4318ef87c548]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     20:     0x5f15a1d03d56 - std[d01456e42a504fb6]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     21:     0x5f15a1d098d9 - std[d01456e42a504fb6]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     22:     0x5f15a1d6999a - <&dyn core[77ad4318ef87c548]::ops::function::Fn<(), Output = i32> + core[77ad4318ef87c548]::panic::unwind_safe::RefUnwindSafe + core[77ad4318ef87c548]::marker::Sync as core[77ad4318ef87c548]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x5f15a1d6999a - std[d01456e42a504fb6]::panicking::catch_unwind::do_call::<&dyn core[77ad4318ef87c548]::ops::function::Fn<(), Output = i32> + core[77ad4318ef87c548]::panic::unwind_safe::RefUnwindSafe + core[77ad4318ef87c548]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/panicking.rs:581:40
[INFO] [stderr]     24:     0x5f15a1d6999a - std[d01456e42a504fb6]::panicking::catch_unwind::<i32, &dyn core[77ad4318ef87c548]::ops::function::Fn<(), Output = i32> + core[77ad4318ef87c548]::panic::unwind_safe::RefUnwindSafe + core[77ad4318ef87c548]::marker::Sync>
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/panicking.rs:544:19
[INFO] [stderr]     25:     0x5f15a1d6999a - std[d01456e42a504fb6]::panic::catch_unwind::<&dyn core[77ad4318ef87c548]::ops::function::Fn<(), Output = i32> + core[77ad4318ef87c548]::panic::unwind_safe::RefUnwindSafe + core[77ad4318ef87c548]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x5f15a1d6999a - std[d01456e42a504fb6]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x5f15a1d6999a - std[d01456e42a504fb6]::panicking::catch_unwind::do_call::<std[d01456e42a504fb6]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/panicking.rs:581:40
[INFO] [stderr]     28:     0x5f15a1d6999a - std[d01456e42a504fb6]::panicking::catch_unwind::<isize, std[d01456e42a504fb6]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/panicking.rs:544:19
[INFO] [stderr]     29:     0x5f15a1d6999a - std[d01456e42a504fb6]::panic::catch_unwind::<std[d01456e42a504fb6]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x5f15a1d6999a - std[d01456e42a504fb6]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/568b11762723b001bfa693d0f21c5dad01d4e813/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x5f15a1d08df1 - std[d01456e42a504fb6]::rt::lang_start::<()>
[INFO] [stderr]     32:     0x5f15a1d0bcb5 - main
[INFO] [stderr]     33:     0x7340822991ca - <unknown>
[INFO] [stderr]     34:     0x73408229928b - __libc_start_main
[INFO] [stderr]     35:     0x5f15a1cfd735 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1f7db357d6642c40bbfe7b217276f880e0354a481a63041e0f4c7505b6326e8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f7db357d6642c40bbfe7b217276f880e0354a481a63041e0f4c7505b6326e8b", kill_on_drop: false }`
[INFO] [stdout] 1f7db357d6642c40bbfe7b217276f880e0354a481a63041e0f4c7505b6326e8b
