[INFO] fetching crate rumpkernel 0.0.4...
[INFO] checking rumpkernel-0.0.4 against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] extracting crate rumpkernel 0.0.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rumpkernel 0.0.4 on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rumpkernel 0.0.4
[INFO] finished tweaking crates.io crate rumpkernel 0.0.4
[INFO] tweaked toml for crates.io crate rumpkernel 0.0.4 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae29f020c8adee0b36ec021315013ab7fa29ebddd7ebf985fe4bd195d7eec0b2
[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" "ae29f020c8adee0b36ec021315013ab7fa29ebddd7ebf985fe4bd195d7eec0b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae29f020c8adee0b36ec021315013ab7fa29ebddd7ebf985fe4bd195d7eec0b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae29f020c8adee0b36ec021315013ab7fa29ebddd7ebf985fe4bd195d7eec0b2", kill_on_drop: false }`
[INFO] [stdout] ae29f020c8adee0b36ec021315013ab7fa29ebddd7ebf985fe4bd195d7eec0b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80556c11747a73c63de38953061879d10ae912b5ee5ec55ab405b9d3ffa7a17c
[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" "80556c11747a73c63de38953061879d10ae912b5ee5ec55ab405b9d3ffa7a17c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rumpkernel v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `rumpkernel v0.0.4 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rumpkernel-b705d287014654b1/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   OUT_DIR "/opt/rustwide/target/debug/build/rumpkernel-ef60af313dc0cfe1/out"
[INFO] [stderr]   RMDIR "/opt/rustwide/target/debug/build/rumpkernel-ef60af313dc0cfe1/out"
[INFO] [stderr]   MKDIR "/opt/rustwide/target/debug/build/rumpkernel-ef60af313dc0cfe1/out"
[INFO] [stderr]   CLONE "/opt/rustwide/target/debug/build/rumpkernel-ef60af313dc0cfe1/out"
[INFO] [stderr]   CHECKOUT netbsd-8 "/opt/rustwide/target/debug/build/rumpkernel-ef60af313dc0cfe1/out"
[INFO] [stderr]   INIT SUBMODULES "/opt/rustwide/target/debug/build/rumpkernel-ef60af313dc0cfe1/out"
[INFO] [stderr]   BUILD "/opt/rustwide/target/debug/build/rumpkernel-ef60af313dc0cfe1/out"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   "libc.a" was not built
[INFO] [stderr]   Cloning into '/opt/rustwide/target/debug/build/rumpkernel-ef60af313dc0cfe1/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]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', build.rs:178:14
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55e8f8f50c90 - std::backtrace_rs::backtrace::libunwind::trace::hfa838fc631229987
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55e8f8f50c90 - std::backtrace_rs::backtrace::trace_unsynchronized::h93a23e36ec026219
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55e8f8f50c90 - std::sys_common::backtrace::_print_fmt::hba56c7f796a4152f
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55e8f8f50c90 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h214637f1e26310e1
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55e8f8f6df1c - core::fmt::write::h7aa6cd0067dca82a
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/fmt/mod.rs:1110:17
[INFO] [stderr]      5:     0x55e8f8f4f095 - std::io::Write::write_fmt::heb07fc0616bbd06d
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/io/mod.rs:1588:15
[INFO] [stderr]      6:     0x55e8f8f528db - std::sys_common::backtrace::_print::h2c2441c37e894fb5
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55e8f8f528db - std::sys_common::backtrace::print::h4fb679ac439362ea
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55e8f8f528db - std::panicking::default_hook::{{closure}}::h56bbadec2356e5d2
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55e8f8f523b1 - std::panicking::default_hook::hb25822b45f6fdc4e
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55e8f8f52fa4 - std::panicking::rust_panic_with_hook::h4da5578e7277d2d4
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x55e8f8f52a87 - std::panicking::begin_panic_handler::{{closure}}::h003783ddb3cba4e8
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:519:13
[INFO] [stderr]     12:     0x55e8f8f5116c - std::sys_common::backtrace::__rust_end_short_backtrace::hd138d2032731ed21
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55e8f8f529e9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:515:5
[INFO] [stderr]     14:     0x55e8f8f25221 - core::panicking::panic_fmt::hbe99dddd3092ba3c
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55e8f8f252b3 - core::result::unwrap_failed::hf79563fef9d11ab8
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/result.rs:1355:5
[INFO] [stderr]     16:     0x55e8f8f2d5fe - core::result::Result<T,E>::unwrap::h7bc28e561f69fc5d
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/result.rs:1037:23
[INFO] [stderr]     17:     0x55e8f8f285b2 - build_script_build::main::hf86ccbfe831d3f4d
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:174:9
[INFO] [stderr]     18:     0x55e8f8f29acb - core::ops::function::FnOnce::call_once::h8e55cbd6cf8d2a40
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55e8f8f2d82e - std::sys_common::backtrace::__rust_begin_short_backtrace::h386ce4610277d080
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55e8f8f2c911 - std::rt::lang_start::{{closure}}::h91ec858026e04386
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/rt.rs:49:18
[INFO] [stderr]     21:     0x55e8f8f534a9 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd933294140eb11aa
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55e8f8f534a9 - std::panicking::try::do_call::h8342fe3d9218b807
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:401:40
[INFO] [stderr]     23:     0x55e8f8f534a9 - std::panicking::try::hcbd73d6d0d58a8f0
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:365:19
[INFO] [stderr]     24:     0x55e8f8f534a9 - std::panic::catch_unwind::hde9cf73f810acfcc
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panic.rs:434:14
[INFO] [stderr]     25:     0x55e8f8f534a9 - std::rt::lang_start_internal::heb39e7ea6e5d6f6f
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/rt.rs:34:21
[INFO] [stderr]     26:     0x55e8f8f2c8f0 - std::rt::lang_start::hfa9c4bb189fa7c3d
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/rt.rs:48:5
[INFO] [stderr]     27:     0x55e8f8f28a2c - main
[INFO] [stderr]     28:     0x7f1922fb40b3 - __libc_start_main
[INFO] [stderr]     29:     0x55e8f8f2599e - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "80556c11747a73c63de38953061879d10ae912b5ee5ec55ab405b9d3ffa7a17c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80556c11747a73c63de38953061879d10ae912b5ee5ec55ab405b9d3ffa7a17c", kill_on_drop: false }`
[INFO] [stdout] 80556c11747a73c63de38953061879d10ae912b5ee5ec55ab405b9d3ffa7a17c