[INFO] fetching crate rumpkernel 0.0.4...
[INFO] testing rumpkernel-0.0.4 against 1.59.0 for beta-1.60-1
[INFO] extracting crate rumpkernel 0.0.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rumpkernel 0.0.4 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb1ce1132e5e5b2f643f63f54411c843f2cf274a54f272c5ee51fb199155aa01
[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" "cb1ce1132e5e5b2f643f63f54411c843f2cf274a54f272c5ee51fb199155aa01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb1ce1132e5e5b2f643f63f54411c843f2cf274a54f272c5ee51fb199155aa01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb1ce1132e5e5b2f643f63f54411c843f2cf274a54f272c5ee51fb199155aa01", kill_on_drop: false }`
[INFO] [stdout] cb1ce1132e5e5b2f643f63f54411c843f2cf274a54f272c5ee51fb199155aa01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76c242028f1fabbc094c869f639d2c46d1f24af195c2c4885faa5c3b727ba156
[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" "76c242028f1fabbc094c869f639d2c46d1f24af195c2c4885faa5c3b727ba156", kill_on_drop: false }`
[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-a2fd92ff8b3252bd/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   OUT_DIR "/opt/rustwide/target/debug/build/rumpkernel-f0e7696d65263232/out"
[INFO] [stderr]   RMDIR "/opt/rustwide/target/debug/build/rumpkernel-f0e7696d65263232/out"
[INFO] [stderr]   MKDIR "/opt/rustwide/target/debug/build/rumpkernel-f0e7696d65263232/out"
[INFO] [stderr]   CLONE "/opt/rustwide/target/debug/build/rumpkernel-f0e7696d65263232/out"
[INFO] [stderr]   CHECKOUT netbsd-8 "/opt/rustwide/target/debug/build/rumpkernel-f0e7696d65263232/out"
[INFO] [stderr]   INIT SUBMODULES "/opt/rustwide/target/debug/build/rumpkernel-f0e7696d65263232/out"
[INFO] [stderr]   BUILD "/opt/rustwide/target/debug/build/rumpkernel-f0e7696d65263232/out"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   "libc.a" was not built
[INFO] [stderr]   Cloning into '/opt/rustwide/target/debug/build/rumpkernel-f0e7696d65263232/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:     0x565034b9a26c - std::backtrace_rs::backtrace::libunwind::trace::h91c465e73bf6c785
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x565034b9a26c - std::backtrace_rs::backtrace::trace_unsynchronized::hae9da36f5d58b5f3
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x565034b9a26c - std::sys_common::backtrace::_print_fmt::h7f499fa126a7effb
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x565034b9a26c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3e2b509ce2ce6007
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x565034bba58c - core::fmt::write::h753c7571fa063ecb
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/fmt/mod.rs:1168:17
[INFO] [stderr]      5:     0x565034b968b3 - std::io::Write::write_fmt::h2815c0519c99ba09
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/io/mod.rs:1660:15
[INFO] [stderr]      6:     0x565034b9c502 - std::sys_common::backtrace::_print::h64941a6fc8b0ed9b
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x565034b9c502 - std::sys_common::backtrace::print::hcf25e43e1a9b0766
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x565034b9c502 - std::panicking::default_hook::{{closure}}::h78d3e6cf97fc623d
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:211:50
[INFO] [stderr]      9:     0x565034b9c0e5 - std::panicking::default_hook::hda898f8d3ad1a5ae
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:228:9
[INFO] [stderr]     10:     0x565034b9cb53 - std::panicking::rust_panic_with_hook::h1a5ea2d6c23051aa
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:606:17
[INFO] [stderr]     11:     0x565034b9c870 - std::panicking::begin_panic_handler::{{closure}}::h07f549390938b73f
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:502:13
[INFO] [stderr]     12:     0x565034b9a714 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ec3758a92cfb00d
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stderr]     13:     0x565034b9c5a9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:498:5
[INFO] [stderr]     14:     0x565034b6a3e1 - core::panicking::panic_fmt::h3a79a6a99affe1d5
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panicking.rs:116:14
[INFO] [stderr]     15:     0x565034b6a473 - core::result::unwrap_failed::ha0327e3803285d6e
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/result.rs:1690:5
[INFO] [stderr]     16:     0x565034b6e17d - core::result::Result<T,E>::unwrap::h8a579322da3ffc75
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/result.rs:1018:23
[INFO] [stderr]     17:     0x565034b6d6dc - build_script_build::main::h5cee55420e65c632
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:174:9
[INFO] [stderr]     18:     0x565034b6e26b - core::ops::function::FnOnce::call_once::hec77dbe76671a019
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x565034b7280e - std::sys_common::backtrace::__rust_begin_short_backtrace::ha5e10c9f792b4300
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stderr]     20:     0x565034b727e1 - std::rt::lang_start::{{closure}}::hf0ec01de60b0fdb5
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/rt.rs:145:18
[INFO] [stderr]     21:     0x565034b99920 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h443f738a8e9f947a
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x565034b99920 - std::panicking::try::do_call::h1e21ba261ba489ec
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:406:40
[INFO] [stderr]     23:     0x565034b99920 - std::panicking::try::h6afd48af8b6c96ac
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:370:19
[INFO] [stderr]     24:     0x565034b99920 - std::panic::catch_unwind::h85dd95e0bab7fb60
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panic.rs:133:14
[INFO] [stderr]     25:     0x565034b99920 - std::rt::lang_start_internal::{{closure}}::h038455e697c8b03e
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/rt.rs:128:48
[INFO] [stderr]     26:     0x565034b99920 - std::panicking::try::do_call::h6b0ad65979f3077a
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:406:40
[INFO] [stderr]     27:     0x565034b99920 - std::panicking::try::h010108d314169ac6
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:370:19
[INFO] [stderr]     28:     0x565034b99920 - std::panic::catch_unwind::hff397f912b1535c2
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panic.rs:133:14
[INFO] [stderr]     29:     0x565034b99920 - std::rt::lang_start_internal::h52e73755f77c7dd9
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/rt.rs:128:20
[INFO] [stderr]     30:     0x565034b727b0 - std::rt::lang_start::h6d139fede7c1192e
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/rt.rs:144:17
[INFO] [stderr]     31:     0x565034b6dafc - main
[INFO] [stderr]     32:     0x7f890b2630b3 - __libc_start_main
[INFO] [stderr]     33:     0x565034b6aafe - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "76c242028f1fabbc094c869f639d2c46d1f24af195c2c4885faa5c3b727ba156", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76c242028f1fabbc094c869f639d2c46d1f24af195c2c4885faa5c3b727ba156", kill_on_drop: false }`
[INFO] [stdout] 76c242028f1fabbc094c869f639d2c46d1f24af195c2c4885faa5c3b727ba156