[INFO] fetching crate rumpkernel 0.0.5...
[INFO] checking rumpkernel-0.0.5 against master#bbe853615821442ef11d6cd42a30a73432b38d89 for pr-154205
[INFO] extracting crate rumpkernel 0.0.5 into /workspace/builds/worker-4-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-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rumpkernel 0.0.5 on toolchain bbe853615821442ef11d6cd42a30a73432b38d89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "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" "+bbe853615821442ef11d6cd42a30a73432b38d89" "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" "+bbe853615821442ef11d6cd42a30a73432b38d89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0a007ed69be7f0b50a1590bb2417e240ba36be3d2050718eede4a92baee85ea
[INFO] running `Command { std: "docker" "start" "-a" "b0a007ed69be7f0b50a1590bb2417e240ba36be3d2050718eede4a92baee85ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0a007ed69be7f0b50a1590bb2417e240ba36be3d2050718eede4a92baee85ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0a007ed69be7f0b50a1590bb2417e240ba36be3d2050718eede4a92baee85ea", kill_on_drop: false }`
[INFO] [stdout] b0a007ed69be7f0b50a1590bb2417e240ba36be3d2050718eede4a92baee85ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8dd2d62387bc0274e321067ef5d5caf932a93a545191dd3a9d560d9ff227288c
[INFO] running `Command { std: "docker" "start" "-a" "8dd2d62387bc0274e321067ef5d5caf932a93a545191dd3a9d560d9ff227288c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[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-bcbe5198b11d6abd/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   OUT_DIR "/opt/rustwide/target/debug/build/rumpkernel-339786ee0bc19ffb/out"
[INFO] [stderr]   RMDIR "/opt/rustwide/target/debug/build/rumpkernel-339786ee0bc19ffb/out"
[INFO] [stderr]   MKDIR "/opt/rustwide/target/debug/build/rumpkernel-339786ee0bc19ffb/out"
[INFO] [stderr]   CLONE "/opt/rustwide/target/debug/build/rumpkernel-339786ee0bc19ffb/out"
[INFO] [stderr]   CHECKOUT netbsd-8 "/opt/rustwide/target/debug/build/rumpkernel-339786ee0bc19ffb/out"
[INFO] [stderr]   INIT SUBMODULES "/opt/rustwide/target/debug/build/rumpkernel-339786ee0bc19ffb/out"
[INFO] [stderr]   BUILD "/opt/rustwide/target/debug/build/rumpkernel-339786ee0bc19ffb/out"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   "libc.a" was not built
[INFO] [stderr]   Cloning into '/opt/rustwide/target/debug/build/rumpkernel-339786ee0bc19ffb/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' (61) 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:     0x56e4bbf0cbea - std[e4a598c2d7907cc1]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x56e4bbf0cbea - std[e4a598c2d7907cc1]::backtrace_rs::backtrace::trace_unsynchronized::<std[e4a598c2d7907cc1]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x56e4bbf0cbea - std[e4a598c2d7907cc1]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x56e4bbf0cbea - <<std[e4a598c2d7907cc1]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[1fe3e66427eb3788]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x56e4bbf1e41a - <core[1fe3e66427eb3788]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x56e4bbf1e41a - core[1fe3e66427eb3788]::fmt::write
[INFO] [stderr]      6:     0x56e4bbf111d2 - std[e4a598c2d7907cc1]::io::default_write_fmt::<std[e4a598c2d7907cc1]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x56e4bbf111d2 - <std[e4a598c2d7907cc1]::sys::stdio::unix::Stderr as std[e4a598c2d7907cc1]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x56e4bbef293f - <std[e4a598c2d7907cc1]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x56e4bbef293f - std[e4a598c2d7907cc1]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x56e4bbf08a71 - std[e4a598c2d7907cc1]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x56e4bbf08c2b - std[e4a598c2d7907cc1]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x56e4bbef29f8 - std[e4a598c2d7907cc1]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x56e4bbeea649 - std[e4a598c2d7907cc1]::sys::backtrace::__rust_end_short_backtrace::<std[e4a598c2d7907cc1]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x56e4bbef325d - __rustc[13b91de63b82f5e3]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x56e4bbf1ebac - core[1fe3e66427eb3788]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x56e4bbf1e922 - core[1fe3e66427eb3788]::result::unwrap_failed
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x56e4bbed0881 - build_script_build[19dc80e9971fde72]::main
[INFO] [stderr]     18:     0x56e4bbed26e3 - <fn() as core[1fe3e66427eb3788]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     19:     0x56e4bbece8d6 - std[e4a598c2d7907cc1]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     20:     0x56e4bbecea49 - std[e4a598c2d7907cc1]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     21:     0x56e4bbf07cb4 - <&dyn core[1fe3e66427eb3788]::ops::function::Fn<(), Output = i32> + core[1fe3e66427eb3788]::marker::Sync + core[1fe3e66427eb3788]::panic::unwind_safe::RefUnwindSafe as core[1fe3e66427eb3788]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x56e4bbf07cb4 - std[e4a598c2d7907cc1]::panicking::catch_unwind::do_call::<&dyn core[1fe3e66427eb3788]::ops::function::Fn<(), Output = i32> + core[1fe3e66427eb3788]::marker::Sync + core[1fe3e66427eb3788]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/panicking.rs:581:40
[INFO] [stderr]     23:     0x56e4bbf07cb4 - std[e4a598c2d7907cc1]::panicking::catch_unwind::<i32, &dyn core[1fe3e66427eb3788]::ops::function::Fn<(), Output = i32> + core[1fe3e66427eb3788]::marker::Sync + core[1fe3e66427eb3788]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/panicking.rs:544:19
[INFO] [stderr]     24:     0x56e4bbf07cb4 - std[e4a598c2d7907cc1]::panic::catch_unwind::<&dyn core[1fe3e66427eb3788]::ops::function::Fn<(), Output = i32> + core[1fe3e66427eb3788]::marker::Sync + core[1fe3e66427eb3788]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x56e4bbf07cb4 - std[e4a598c2d7907cc1]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x56e4bbf07cb4 - std[e4a598c2d7907cc1]::panicking::catch_unwind::do_call::<std[e4a598c2d7907cc1]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/panicking.rs:581:40
[INFO] [stderr]     27:     0x56e4bbf07cb4 - std[e4a598c2d7907cc1]::panicking::catch_unwind::<isize, std[e4a598c2d7907cc1]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/panicking.rs:544:19
[INFO] [stderr]     28:     0x56e4bbf07cb4 - std[e4a598c2d7907cc1]::panic::catch_unwind::<std[e4a598c2d7907cc1]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x56e4bbf07cb4 - std[e4a598c2d7907cc1]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/bbe853615821442ef11d6cd42a30a73432b38d89/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x56e4bbece851 - std[e4a598c2d7907cc1]::rt::lang_start::<()>
[INFO] [stderr]     31:     0x56e4bbed2775 - main
[INFO] [stderr]     32:     0x7ef723c6b1ca - <unknown>
[INFO] [stderr]     33:     0x7ef723c6b28b - __libc_start_main
[INFO] [stderr]     34:     0x56e4bbecd285 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "8dd2d62387bc0274e321067ef5d5caf932a93a545191dd3a9d560d9ff227288c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dd2d62387bc0274e321067ef5d5caf932a93a545191dd3a9d560d9ff227288c", kill_on_drop: false }`
[INFO] [stdout] 8dd2d62387bc0274e321067ef5d5caf932a93a545191dd3a9d560d9ff227288c