[INFO] cloning repository https://github.com/comprakt/comprakt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/comprakt/comprakt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcomprakt%2Fcomprakt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcomprakt%2Fcomprakt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2315e85972e63ea327c4d115ffe623253b520440
[INFO] building comprakt/comprakt against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcomprakt%2Fcomprakt" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/comprakt/comprakt on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/comprakt/comprakt
[INFO] finished tweaking git repo https://github.com/comprakt/comprakt
[INFO] tweaked toml for git repo https://github.com/comprakt/comprakt written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/comprakt/comprakt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-7/source/compiler-cli/Cargo.toml: the cargo feature `default-run` has been stabilized in the 1.37 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-default-run-field for more information about using this feature.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd064e4d27088f25f04f7d5ed7230abe0e19e3239a0efc43f6d4a7d2f0157015
[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" "cd064e4d27088f25f04f7d5ed7230abe0e19e3239a0efc43f6d4a7d2f0157015", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd064e4d27088f25f04f7d5ed7230abe0e19e3239a0efc43f6d4a7d2f0157015", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd064e4d27088f25f04f7d5ed7230abe0e19e3239a0efc43f6d4a7d2f0157015", kill_on_drop: false }`
[INFO] [stdout] cd064e4d27088f25f04f7d5ed7230abe0e19e3239a0efc43f6d4a7d2f0157015
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0c75a978f284e5e64004428eaeabd8c36daf05d994466b439b41a034e9dd4738
[INFO] running `Command { std: "docker" "start" "-a" "0c75a978f284e5e64004428eaeabd8c36daf05d994466b439b41a034e9dd4738", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/compiler-cli/Cargo.toml: the cargo feature `default-run` has been stabilized in the 1.37 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-default-run-field for more information about using this feature.
[INFO] [stderr]    Compiling cc v1.0.27
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling yansi v0.4.0
[INFO] [stderr]    Compiling bindgen v0.42.3
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]    Compiling futures v0.1.25
[INFO] [stderr]    Compiling levenshtein v1.0.3
[INFO] [stderr]    Compiling strum v0.11.0
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling state v0.4.1
[INFO] [stderr]    Compiling bit-vec v0.5.0
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling trilean v1.0.1
[INFO] [stderr]    Compiling indexmap v0.4.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling dtoa v0.4.3
[INFO] [stderr]    Compiling shell-words v0.1.0
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling clang-sys v0.26.3
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]    Compiling crossbeam-utils v0.6.3
[INFO] [stderr]    Compiling base64 v0.10.0
[INFO] [stderr]    Compiling heck v0.3.0
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling rocket_codegen v0.4.0
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling rocket v0.4.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling bit-set v0.2.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling priority-queue v0.5.2
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling time v0.1.41
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling inotify-sys v0.1.3
[INFO] [stderr]    Compiling isatty v0.1.9
[INFO] [stderr]    Compiling filetime v0.2.4
[INFO] [stderr]    Compiling const-cstr-fork v0.2.2
[INFO] [stderr]    Compiling wait-timeout v0.1.5
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling streaming-stats v0.2.2
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling libc-extra v0.3.2
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling tokio-executor v0.1.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling backtrace-sys v0.1.26
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling tokio-io v0.1.10
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling mio-extras v2.0.5
[INFO] [stderr]    Compiling hyper v0.10.15
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling tokio-reactor v0.1.7
[INFO] [stderr]    Compiling cexpr v0.3.3
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling inotify v0.6.1
[INFO] [stderr]    Compiling gcollections v1.4.0
[INFO] [stderr]    Compiling tempfile v3.0.5
[INFO] [stderr]    Compiling mjrt-impl v0.1.0 (/opt/rustwide/workdir/mjrt-impl)
[INFO] [stderr]    Compiling notify v4.0.6
[INFO] [stderr]    Compiling intervallum v1.3.0
[INFO] [stderr]    Compiling mjrt v0.1.0 (/opt/rustwide/workdir/mjrt)
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling env_logger v0.6.0
[INFO] [stderr] error: failed to run custom build command for `mjrt v0.1.0 (/opt/rustwide/workdir/mjrt)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/mjrt-02397002078a978c/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=CARGO_FEATURE_CHECKED_NEW
[INFO] [stderr]   cargo:rerun-if-env-changed=CARGO_FEATURE_DEFAULT
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/mjrt-impl/Cargo.toml
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/mjrt-impl/src/lib.rs
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/mjrt-impl/Cargo.lock
[INFO] [stderr]   invoking cargo build with features "checked_new default " in mjrt-impl crate at "/opt/rustwide/workdir/mjrt-impl"
[INFO] [stderr]   cargo:rerun-if-env-changed=PROFILE
[INFO] [stderr]   invoking cargo build
[INFO] [stderr]   	in mjrt-impl crate dir "/opt/rustwide/workdir/mjrt-impl"
[INFO] [stderr]   	command: "/opt/rustwide/rustup-home/toolchains/ff34b919075f35a1787659e9c448a34b06bab8de/bin/cargo" "build" "--features" "checked_new default "
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]    Downloading crates ...
[INFO] [stderr]   warning: spurious network error (2 tries remaining): [6] Couldn't resolve host name (Could not resolve host: crates.io)
[INFO] [stderr]   warning: spurious network error (2 tries remaining): [6] Couldn't resolve host name (Could not resolve host: crates.io)
[INFO] [stderr]   warning: spurious network error (2 tries remaining): [6] Couldn't resolve host name (Could not resolve host: crates.io)
[INFO] [stderr]   warning: spurious network error (1 tries remaining): [6] Couldn't resolve host name (Could not resolve host: crates.io)
[INFO] [stderr]   warning: spurious network error (1 tries remaining): [6] Couldn't resolve host name (Could not resolve host: crates.io)
[INFO] [stderr]   warning: spurious network error (1 tries remaining): [6] Couldn't resolve host name (Could not resolve host: crates.io)
[INFO] [stderr]   error: failed to download from `https://crates.io/api/v1/crates/backtrace-sys/0.1.24/download`
[INFO] [stderr] 
[INFO] [stderr]   Caused by:
[INFO] [stderr]     [6] Couldn't resolve host name (Could not resolve host: crates.io)
[INFO] [stderr]   thread 'main' panicked at 'static lib artifact was not built, expected at "/opt/rustwide/workdir/mjrt-impl/target/debug/libmjrt_impl.a"', mjrt/build.rs:76:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x565459782510 - std::backtrace_rs::backtrace::libunwind::trace::hdcf4f90f85129e83
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x565459782510 - std::backtrace_rs::backtrace::trace_unsynchronized::h2669e30cb82f6732
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x565459782510 - std::sys_common::backtrace::_print_fmt::hfbda19e17f6db318
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x565459782510 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1a8751bf59281272
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x5654597a0cbf - core::fmt::write::h7aa6cd0067dca82a
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/core/src/fmt/mod.rs:1094:17
[INFO] [stderr]      5:     0x565459780365 - std::io::Write::write_fmt::hd7dd3a1df9b6befb
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/io/mod.rs:1584:15
[INFO] [stderr]      6:     0x56545978419b - std::sys_common::backtrace::_print::h551e9ec8a9fa8106
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x56545978419b - std::sys_common::backtrace::print::ha4b1c5e95fa040b3
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x56545978419b - std::panicking::default_hook::{{closure}}::h0b34c9ab7fb9f857
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x565459783c7d - std::panicking::default_hook::h3067e8318decd17a
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x56545978474d - std::panicking::rust_panic_with_hook::h81b8facc50f34daa
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x565459784347 - std::panicking::begin_panic_handler::{{closure}}::ha376ab85d95a000e
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x5654597829cc - std::sys_common::backtrace::__rust_end_short_backtrace::h6795c8afdd1a77e6
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x5654597842a9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x565459747b9b - std::panicking::begin_panic_fmt::hf43a0025042538e2
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/panicking.rs:435:5
[INFO] [stderr]     15:     0x565459754028 - build_script_build::main::h253c4d0311e95f79
[INFO] [stderr]                                  at /opt/rustwide/workdir/mjrt/build.rs:76:5
[INFO] [stderr]     16:     0x565459750dfb - core::ops::function::FnOnce::call_once::h54affa542f834fe9
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     17:     0x56545974e88e - std::sys_common::backtrace::__rust_begin_short_backtrace::h70ef83791da525ca
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     18:     0x56545974bac1 - std::rt::lang_start::{{closure}}::hcb1de1d3dcf9dae4
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/rt.rs:49:18
[INFO] [stderr]     19:     0x565459784b4a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3b8c329143d7638a
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     20:     0x565459784b4a - std::panicking::try::do_call::h4b72c261b4eefc1b
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/panicking.rs:379:40
[INFO] [stderr]     21:     0x565459784b4a - std::panicking::try::h703d31b7896cbd49
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/panicking.rs:343:19
[INFO] [stderr]     22:     0x565459784b4a - std::panic::catch_unwind::h37cad9b35388a915
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/panic.rs:431:14
[INFO] [stderr]     23:     0x565459784b4a - std::rt::lang_start_internal::hab5a8a909af4f90e
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/rt.rs:34:21
[INFO] [stderr]     24:     0x56545974baa0 - std::rt::lang_start::h5db8f2aa96220739
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/rt.rs:48:5
[INFO] [stderr]     25:     0x56545975484c - main
[INFO] [stderr]     26:     0x7f60417850b3 - __libc_start_main
[INFO] [stderr]     27:     0x56545974894e - _start
[INFO] [stderr]     28:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0c75a978f284e5e64004428eaeabd8c36daf05d994466b439b41a034e9dd4738", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c75a978f284e5e64004428eaeabd8c36daf05d994466b439b41a034e9dd4738", kill_on_drop: false }`
[INFO] [stdout] 0c75a978f284e5e64004428eaeabd8c36daf05d994466b439b41a034e9dd4738
