[INFO] fetching crate rumpkernel 0.0.5...
[INFO] building rumpkernel-0.0.5 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate rumpkernel 0.0.5 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate rumpkernel 0.0.5
[INFO] finished tweaking crates.io crate rumpkernel 0.0.5
[INFO] tweaked toml for crates.io crate rumpkernel 0.0.5 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rumpkernel 0.0.5 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f70a35b0f9d3a52a468bcc87b1251aafdd94c283a9f63ad2326dbb7848ebbb75
[INFO] running `Command { std: "docker" "start" "-a" "f70a35b0f9d3a52a468bcc87b1251aafdd94c283a9f63ad2326dbb7848ebbb75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f70a35b0f9d3a52a468bcc87b1251aafdd94c283a9f63ad2326dbb7848ebbb75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f70a35b0f9d3a52a468bcc87b1251aafdd94c283a9f63ad2326dbb7848ebbb75", kill_on_drop: false }`
[INFO] [stdout] f70a35b0f9d3a52a468bcc87b1251aafdd94c283a9f63ad2326dbb7848ebbb75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a39bc4c33c7ab3248fc0da11aaced875ac15199f252b00087951c54b8a92691
[INFO] running `Command { std: "docker" "start" "-a" "6a39bc4c33c7ab3248fc0da11aaced875ac15199f252b00087951c54b8a92691", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling rumpkernel v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `rumpkernel v0.0.5 (/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/rumpkernel-cbcc00069a91271f/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   OUT_DIR "/opt/rustwide/target/debug/build/rumpkernel-a13b3901e20be002/out"
[INFO] [stderr]   RMDIR "/opt/rustwide/target/debug/build/rumpkernel-a13b3901e20be002/out"
[INFO] [stderr]   MKDIR "/opt/rustwide/target/debug/build/rumpkernel-a13b3901e20be002/out"
[INFO] [stderr]   CLONE "/opt/rustwide/target/debug/build/rumpkernel-a13b3901e20be002/out"
[INFO] [stderr]   CHECKOUT netbsd-8 "/opt/rustwide/target/debug/build/rumpkernel-a13b3901e20be002/out"
[INFO] [stderr]   INIT SUBMODULES "/opt/rustwide/target/debug/build/rumpkernel-a13b3901e20be002/out"
[INFO] [stderr]   BUILD "/opt/rustwide/target/debug/build/rumpkernel-a13b3901e20be002/out"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   "libc.a" was not built
[INFO] [stderr]   Cloning into '/opt/rustwide/target/debug/build/rumpkernel-a13b3901e20be002/out'...
[INFO] [stderr]   fatal: unable to access 'https://github.com/gz/rumprun.git/': Could not resolve host: github.com
[INFO] [stderr]   fatal: not a git repository (or any parent up to mount point /opt/rustwide)
[INFO] [stderr]   Stopping at filesystem boundary (GIT_DISCOVERY_ACROSS_FILESYSTEM not set).
[INFO] [stderr]   fatal: not a git repository (or any parent up to mount point /opt/rustwide)
[INFO] [stderr]   Stopping at filesystem boundary (GIT_DISCOVERY_ACROSS_FILESYSTEM not set).
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (76) panicked at build.rs:181:14:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5765d0cb97c2 - std::backtrace_rs::backtrace::libunwind::trace::ha2a9ae9e69b87a03
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5765d0cb97c2 - std::backtrace_rs::backtrace::trace_unsynchronized::h7757f80677e51a33
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5765d0cb97c2 - std::sys::backtrace::_print_fmt::h6552c7cfff6c56fd
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5765d0cb97c2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8094475e363f1053
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5765d0cc8c7f - core::fmt::rt::Argument::fmt::h88a25a51f53034c0
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5765d0cc8c7f - core::fmt::write::h501eb1fe28dabfbb
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x5765d0c8f531 - std::io::default_write_fmt::h992ad3fe47aac8bd
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5765d0c8f531 - std::io::Write::write_fmt::h8b96bc323947a405
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5765d0c98ac2 - std::sys::backtrace::BacktraceLock::print::h7aea9e658d3d67e5
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5765d0c9a73c - std::panicking::default_hook::{{closure}}::h9182baa5e2ff55c0
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x5765d0c9a596 - std::panicking::default_hook::hfb4945b05f344c7f
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x5765d0c9adc5 - std::panicking::panic_with_hook::h56e601fd3ec36096
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x5765d0c9ac5a - std::panicking::panic_handler::{{closure}}::h1609d3c3912948cb
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x5765d0c98bf9 - std::sys::backtrace::__rust_end_short_backtrace::h03d671aa8d777602
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5765d0c83fdd - __rustc[aa3aaccdf5d52e38]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x5765d0ccc2e0 - core::panicking::panic_fmt::h2ccb5f5950fb2ea3
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/core/src/panicking.rs:78:14
[INFO] [stderr]     16:     0x5765d0ccba26 - core::result::unwrap_failed::h1234828aefe38261
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/core/src/result.rs:1855:5
[INFO] [stderr]     17:     0x5765d0c761cb - build_script_build::main::h1a284d67763df20f
[INFO] [stderr]     18:     0x5765d0c76fc3 - core::ops::function::FnOnce::call_once::h4733d303809ab8b8
[INFO] [stderr]     19:     0x5765d0c767b6 - std::sys::backtrace::__rust_begin_short_backtrace::hc5f65d5263af3e82
[INFO] [stderr]     20:     0x5765d0c766c9 - std::rt::lang_start::{{closure}}::h04365edf0c3845ce
[INFO] [stderr]     21:     0x5765d0c90f10 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::haefda49eac6aabe3
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x5765d0c90f10 - std::panicking::catch_unwind::do_call::hf37797e2fddac2f0
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panicking.rs:590:40
[INFO] [stderr]     23:     0x5765d0c90f10 - std::panicking::catch_unwind::h909d1e8985436f28
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panicking.rs:553:19
[INFO] [stderr]     24:     0x5765d0c90f10 - std::panic::catch_unwind::h5491b1948f80f254
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x5765d0c90f10 - std::rt::lang_start_internal::{{closure}}::hf621f85e52fbc16b
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x5765d0c90f10 - std::panicking::catch_unwind::do_call::h2de2328545762ad7
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panicking.rs:590:40
[INFO] [stderr]     27:     0x5765d0c90f10 - std::panicking::catch_unwind::h544f60d1149df03e
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panicking.rs:553:19
[INFO] [stderr]     28:     0x5765d0c90f10 - std::panic::catch_unwind::h90e123b5fe5a521c
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x5765d0c90f10 - std::rt::lang_start_internal::hce9ddc5b3402b0d3
[INFO] [stderr]                                  at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x5765d0c766b1 - std::rt::lang_start::h27fa1ec85da6d0c5
[INFO] [stderr]     31:     0x5765d0c79a85 - main
[INFO] [stderr]     32:     0x718c128611ca - <unknown>
[INFO] [stderr]     33:     0x718c1286128b - __libc_start_main
[INFO] [stderr]     34:     0x5765d0c74135 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "6a39bc4c33c7ab3248fc0da11aaced875ac15199f252b00087951c54b8a92691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a39bc4c33c7ab3248fc0da11aaced875ac15199f252b00087951c54b8a92691", kill_on_drop: false }`
[INFO] [stdout] 6a39bc4c33c7ab3248fc0da11aaced875ac15199f252b00087951c54b8a92691