[INFO] fetching crate rsoffkv 0.1.8...
[INFO] testing rsoffkv-0.1.8 against 1.90.0 for beta-1.91-3
[INFO] extracting crate rsoffkv 0.1.8 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate rsoffkv 0.1.8
[INFO] finished tweaking crates.io crate rsoffkv 0.1.8
[INFO] tweaked toml for crates.io crate rsoffkv 0.1.8 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rsoffkv 0.1.8 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99119c5e3a2a5a78374c568f8d5bd256b6156cb00d28c759fd9cd08187ba45dd
[INFO] running `Command { std: "docker" "start" "-a" "99119c5e3a2a5a78374c568f8d5bd256b6156cb00d28c759fd9cd08187ba45dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99119c5e3a2a5a78374c568f8d5bd256b6156cb00d28c759fd9cd08187ba45dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99119c5e3a2a5a78374c568f8d5bd256b6156cb00d28c759fd9cd08187ba45dd", kill_on_drop: false }`
[INFO] [stdout] 99119c5e3a2a5a78374c568f8d5bd256b6156cb00d28c759fd9cd08187ba45dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f63f697820eed7a3d4470c18c0ff02ffd5ead029b9e3a2f2000706824aeacfb
[INFO] running `Command { std: "docker" "start" "-a" "9f63f697820eed7a3d4470c18c0ff02ffd5ead029b9e3a2f2000706824aeacfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rsoffkv v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `docs`
[INFO] [stdout]  --> build.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |     if cfg!(docs) { return; }
[INFO] [stdout]   |             ^^^^ help: there is a config with a similar name: `doc`
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(docs)'] }
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: failed to run custom build command for `rsoffkv v0.1.8 (/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/rsoffkv-76690c994ad1ef6a/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' panicked at build.rs:12:14:
[INFO] [stderr]   Please set VCPKG_ROOT before build
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x59d6edfefdf2 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x59d6edfefdf2 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x59d6edfefdf2 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x59d6edfefdf2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x59d6ee012a83 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x59d6ee012a83 - core::fmt::write::h8a494366950f23bb
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x59d6edfecad3 - std::io::default_write_fmt::ha27fbccbc65eb6fa
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x59d6edfecad3 - std::io::Write::write_fmt::h6556609fca33d0b1
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x59d6edfefc42 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x59d6edff10e3 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x59d6edff0ec5 - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x59d6edff1ab5 - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x59d6edff184a - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stderr]     13:     0x59d6edff02f9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x59d6edff14dd - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x59d6ee011930 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x59d6ee01190b - core::panicking::panic_display::h784ac6e2afc29348
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:268:5
[INFO] [stderr]     17:     0x59d6ee01190b - core::option::expect_failed::h091923fb77e757a1
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/option.rs:2139:5
[INFO] [stderr]     18:     0x59d6edf4d911 - core::option::Option<T>::expect::h1dcce6392cc29cbf
[INFO] [stderr]     19:     0x59d6edf4e9cc - build_script_build::main::h5a66ae8a58e37913
[INFO] [stderr]     20:     0x59d6edf4d1e3 - core::ops::function::FnOnce::call_once::hf7d2681e3c2522a5
[INFO] [stderr]     21:     0x59d6edf4d116 - std::sys::backtrace::__rust_begin_short_backtrace::hb919881ad25bd4c3
[INFO] [stderr]     22:     0x59d6edf4d099 - std::rt::lang_start::{{closure}}::h65161f704e1295b3
[INFO] [stderr]     23:     0x59d6edfe86b0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h638295a043b40957
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     24:     0x59d6edfe86b0 - std::panicking::catch_unwind::do_call::hbd68098bdea1ca50
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stderr]     25:     0x59d6edfe86b0 - std::panicking::catch_unwind::h50591d85bf847c7c
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stderr]     26:     0x59d6edfe86b0 - std::panic::catch_unwind::h2487b4c4f2ae22c6
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x59d6edfe86b0 - std::rt::lang_start_internal::{{closure}}::h61f0945cc6c9a811
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x59d6edfe86b0 - std::panicking::catch_unwind::do_call::h34b9c3722acd6bd1
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stderr]     29:     0x59d6edfe86b0 - std::panicking::catch_unwind::hf9a822ea043fb0d6
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stderr]     30:     0x59d6edfe86b0 - std::panic::catch_unwind::h5b3cac802237ed89
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x59d6edfe86b0 - std::rt::lang_start_internal::h34f9328d113fd60a
[INFO] [stderr]                                  at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x59d6edf4d081 - std::rt::lang_start::h07a47cf64766a95b
[INFO] [stderr]     33:     0x59d6edf4f335 - main
[INFO] [stderr]     34:     0x74832edef1ca - <unknown>
[INFO] [stderr]     35:     0x74832edef28b - __libc_start_main
[INFO] [stderr]     36:     0x59d6edf4cea5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "9f63f697820eed7a3d4470c18c0ff02ffd5ead029b9e3a2f2000706824aeacfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f63f697820eed7a3d4470c18c0ff02ffd5ead029b9e3a2f2000706824aeacfb", kill_on_drop: false }`
[INFO] [stdout] 9f63f697820eed7a3d4470c18c0ff02ffd5ead029b9e3a2f2000706824aeacfb
