[INFO] cloning repository https://github.com/JRF63/DTLS-Example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JRF63/DTLS-Example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJRF63%2FDTLS-Example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJRF63%2FDTLS-Example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c5e146450db15f72a43b5dd7d1643a76a8ade92
[INFO] building JRF63/DTLS-Example against master#70591dc15db32941fe3595fdbf98e58d6975f95e for pr-127731
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJRF63%2FDTLS-Example" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JRF63/DTLS-Example on toolchain 70591dc15db32941fe3595fdbf98e58d6975f95e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JRF63/DTLS-Example
[INFO] finished tweaking git repo https://github.com/JRF63/DTLS-Example
[INFO] tweaked toml for git repo https://github.com/JRF63/DTLS-Example written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/JRF63/DTLS-Example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] building JRF63/DTLS-Example against try#7587ff3622fbec0abf6ac551eab5226f22f5d958 for pr-127731
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJRF63%2FDTLS-Example" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JRF63/DTLS-Example on toolchain 7587ff3622fbec0abf6ac551eab5226f22f5d958
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JRF63/DTLS-Example
[INFO] finished tweaking git repo https://github.com/JRF63/DTLS-Example
[INFO] tweaked toml for git repo https://github.com/JRF63/DTLS-Example written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JRF63/DTLS-Example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] building JRF63/DTLS-Example against try#7587ff3622fbec0abf6ac551eab5226f22f5d958 for pr-127731
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJRF63%2FDTLS-Example" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JRF63/DTLS-Example on toolchain 7587ff3622fbec0abf6ac551eab5226f22f5d958
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JRF63/DTLS-Example
[INFO] finished tweaking git repo https://github.com/JRF63/DTLS-Example
[INFO] tweaked toml for git repo https://github.com/JRF63/DTLS-Example written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JRF63/DTLS-Example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c643dd46fb29f0b96c8759d764118877368f9f79d52608fd20515d2def4802cc
[INFO] running `Command { std: "docker" "start" "-a" "c643dd46fb29f0b96c8759d764118877368f9f79d52608fd20515d2def4802cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c643dd46fb29f0b96c8759d764118877368f9f79d52608fd20515d2def4802cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c643dd46fb29f0b96c8759d764118877368f9f79d52608fd20515d2def4802cc", kill_on_drop: false }`
[INFO] [stdout] c643dd46fb29f0b96c8759d764118877368f9f79d52608fd20515d2def4802cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa01b45517c7387aaa05f937a23a9d1709e8c5b479a6ea0f00b4b8dc3b949769
[INFO] running `Command { std: "docker" "start" "-a" "aa01b45517c7387aaa05f937a23a9d1709e8c5b479a6ea0f00b4b8dc3b949769", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling dtls-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr] error: failed to run custom build command for `dtls-example v0.1.0 (/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/dtls-example-39a98a30ffc2dbf6/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at build.rs:19:45:
[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:     0x5594a097f3dd - std::backtrace_rs::backtrace::libunwind::trace::h6cdd8afdd1419c0f
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]      1:     0x5594a097f3dd - std::backtrace_rs::backtrace::trace_unsynchronized::hce23791d63c423d2
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5594a097f3dd - std::sys::backtrace::_print_fmt::h7000660c62955d38
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5594a097f3dd - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h6cfce1430aecf6aa
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5594a09a04fb - core::fmt::rt::Argument::fmt::h7df93c690c4fd43b
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5594a09a04fb - core::fmt::write::hae1b7e08a2e9dd1d
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/core/src/fmt/mod.rs:1178:21
[INFO] [stderr]      6:     0x5594a097c953 - std::io::Write::write_fmt::ha93f07178e5389c3
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/io/mod.rs:1823:15
[INFO] [stderr]      7:     0x5594a0980592 - std::sys::backtrace::BacktraceLock::print::hfea9690890812253
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      8:     0x5594a0980592 - std::panicking::default_hook::{{closure}}::h1d1d4f62abf6b812
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/panicking.rs:266:22
[INFO] [stderr]      9:     0x5594a09801fe - std::panicking::default_hook::ha0f8bfaf0854837c
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/panicking.rs:293:9
[INFO] [stderr]     10:     0x5594a0980daf - std::panicking::rust_panic_with_hook::hdbd5a8513fad8820
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/panicking.rs:797:13
[INFO] [stderr]     11:     0x5594a0980b27 - std::panicking::begin_panic_handler::{{closure}}::hd505a9a5aff5c76e
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/panicking.rs:671:13
[INFO] [stderr]     12:     0x5594a097f8c9 - std::sys::backtrace::__rust_end_short_backtrace::h28733d74acaf597c
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/sys/backtrace.rs:170:18
[INFO] [stderr]     13:     0x5594a09807b4 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/panicking.rs:662:5
[INFO] [stderr]     14:     0x5594a099f6e3 - core::panicking::panic_fmt::hbf1e37a2e3bfb2bc
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/core/src/panicking.rs:74:14
[INFO] [stderr]     15:     0x5594a099fad6 - core::result::unwrap_failed::h61b89ab22a1a9fb2
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/core/src/result.rs:1679:5
[INFO] [stderr]     16:     0x5594a0956830 - build_script_build::main::h684a350e18247058
[INFO] [stderr]     17:     0x5594a0953d23 - core::ops::function::FnOnce::call_once::h562299d6f76bceb8
[INFO] [stderr]     18:     0x5594a0953c66 - std::sys::backtrace::__rust_begin_short_backtrace::h25d609d76192ea10
[INFO] [stderr]     19:     0x5594a09597e9 - std::rt::lang_start::{{closure}}::headfa94ab25a4d6a
[INFO] [stderr]     20:     0x5594a09792e0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hfafa80ff70fd67e5
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     21:     0x5594a09792e0 - std::panicking::try::do_call::h1c168a1886d51f1b
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/panicking.rs:554:40
[INFO] [stderr]     22:     0x5594a09792e0 - std::panicking::try::h1cdbd15bcda8d36c
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/panicking.rs:518:19
[INFO] [stderr]     23:     0x5594a09792e0 - std::panic::catch_unwind::hddc0bc7556f68057
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/panic.rs:345:14
[INFO] [stderr]     24:     0x5594a09792e0 - std::rt::lang_start_internal::{{closure}}::h090c7e5bfbbe319b
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/rt.rs:143:48
[INFO] [stderr]     25:     0x5594a09792e0 - std::panicking::try::do_call::h19581d1ea466f948
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/panicking.rs:554:40
[INFO] [stderr]     26:     0x5594a09792e0 - std::panicking::try::hbd50bbe92b990d07
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/panicking.rs:518:19
[INFO] [stderr]     27:     0x5594a09792e0 - std::panic::catch_unwind::he42a17cc5df2243d
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/panic.rs:345:14
[INFO] [stderr]     28:     0x5594a09792e0 - std::rt::lang_start_internal::h651399e11f2a9695
[INFO] [stderr]                                  at /rustc/7587ff3622fbec0abf6ac551eab5226f22f5d958/library/std/src/rt.rs:143:20
[INFO] [stderr]     29:     0x5594a09597c7 - std::rt::lang_start::h8fda2df68029518f
[INFO] [stderr]     30:     0x5594a0958ae5 - main
[INFO] [stderr]     31:     0x7fa5fc475d90 - <unknown>
[INFO] [stderr]     32:     0x7fa5fc475e40 - __libc_start_main
[INFO] [stderr]     33:     0x5594a0953865 - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "aa01b45517c7387aaa05f937a23a9d1709e8c5b479a6ea0f00b4b8dc3b949769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa01b45517c7387aaa05f937a23a9d1709e8c5b479a6ea0f00b4b8dc3b949769", kill_on_drop: false }`
[INFO] [stdout] aa01b45517c7387aaa05f937a23a9d1709e8c5b479a6ea0f00b4b8dc3b949769