[INFO] fetching crate leafers 0.1.0...
[INFO] extracting crate leafers 0.1.0 into work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/leafers/0.1.0
[INFO] extracting crate leafers 0.1.0 into work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/leafers/0.1.0
[INFO] validating manifest of leafers-0.1.0 on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of leafers-0.1.0 on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing leafers-0.1.0
[INFO] finished frobbing leafers-0.1.0
[INFO] frobbed toml for leafers-0.1.0 written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/leafers/0.1.0/Cargo.toml
[INFO] started frobbing leafers-0.1.0
[INFO] finished frobbing leafers-0.1.0
[INFO] frobbed toml for leafers-0.1.0 written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/leafers/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chakracore-sys v0.2.3
[INFO] [stderr]   Downloaded chakracore v0.2.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking leafers-0.1.0 against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-4/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/leafers/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cfd84c294585d5aff377f240c9ec2c09893479aa488d56493043c2e7b88c339e
[INFO] running `"docker" "start" "-a" "cfd84c294585d5aff377f240c9ec2c09893479aa488d56493043c2e7b88c339e"`
[INFO] [stderr]    Compiling bitflags v0.8.2
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]    Compiling syntex_pos v0.58.1
[INFO] [stderr]    Compiling clang-sys v0.18.0
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking backtrace-sys v0.1.28
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking backtrace v0.3.14
[INFO] [stderr]    Compiling syn v0.15.27
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]    Compiling syntex_errors v0.58.1
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling syntex_syntax v0.58.1
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling rental-impl v0.5.2
[INFO] [stderr]     Checking rental v0.5.2
[INFO] [stderr]    Compiling syntex v0.58.1
[INFO] [stderr]    Compiling aster v0.41.0
[INFO] [stderr]    Compiling quasi v0.32.0
[INFO] [stderr]    Compiling quasi_codegen v0.32.0
[INFO] [stderr]    Compiling bindgen v0.25.5
[INFO] [stderr]    Compiling chakracore-sys v0.2.3
[INFO] [stderr] error: failed to run custom build command for `chakracore-sys v0.2.3`
[INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/chakracore-sys-fef35caa13c09da4/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rerun-if-env-changed=CHAKRA_SOURCE
[INFO] [stderr] cargo:rerun-if-env-changed=CHAKRA_BUILD
[INFO] [stderr] /usr/bin/pkg-config
[INFO] [stderr] chakracore-sys/build.rs:51: Using default ChakraCore build (version: 1.7.6)
[INFO] [stderr] chakracore-sys/build.rs:76: Creating directory '"/opt/crater/target/debug/build/chakracore-sys-53b037eceef3ebe4/out/lib-1.7.6"'
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] fatal: could not create leading directories of '/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/chakracore-sys-0.2.3/target/source-1.7.6': Read-only file system
[INFO] [stderr] thread 'main' panicked at 'Failed to run command 'git clone --branch=v1.7.6 https://github.com/Microsoft/ChakraCore.git /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/chakracore-sys-0.2.3/target/source-1.7.6'', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/chakracore-sys-0.2.3/build.rs:409:13
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x558a3b933933 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hfe14902d5dd41bf8
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x558a3b92f8fb - std::sys_common::backtrace::_print::hc2555116e7c8c874
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x558a3b932686 - std::panicking::default_hook::{{closure}}::h9fb1ec65fd293048
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x558a3b932419 - std::panicking::default_hook::h7b4e2a7e1c2a63a7
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x558a3b932d2f - std::panicking::rust_panic_with_hook::h9b8bb6f9ced4f458
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x558a3b546b25 - std::panicking::begin_panic::h72a5a83604fee04f
[INFO] [stderr]                                at /rustc/c0086b9e8972fef9fd4af24bae20d45021ed06c6/src/libstd/panicking.rs:408
[INFO] [stderr]    6:     0x558a3b021e73 - build_script_build::util::run_command::h6938bad526afe968
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/chakracore-sys-0.2.3/build.rs:409
[INFO] [stderr]    7:     0x558a3b01f48d - build_script_build::setup_default::ha823340088eacbb5
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/chakracore-sys-0.2.3/build.rs:82
[INFO] [stderr]    8:     0x558a3b01e803 - build_script_build::main::hc1082994c233eec8
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/chakracore-sys-0.2.3/build.rs:52
[INFO] [stderr]    9:     0x558a3b02540f - std::rt::lang_start::{{closure}}::h404da8733cf114f3
[INFO] [stderr]                                at /rustc/c0086b9e8972fef9fd4af24bae20d45021ed06c6/src/libstd/rt.rs:64
[INFO] [stderr]   10:     0x558a3b932732 - std::panicking::try::do_call::h213677faaf56adb7
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   11:     0x558a3b93aaa9 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:87
[INFO] [stderr]   12:     0x558a3b93323c - std::rt::lang_start_internal::h41a26d62d9ff596f
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   13:     0x558a3b0253e8 - std::rt::lang_start::h9c33eff8f2711b37
[INFO] [stderr]                                at /rustc/c0086b9e8972fef9fd4af24bae20d45021ed06c6/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x558a3b01fa69 - main
[INFO] [stderr]   15:     0x7f7dd22a02e0 - __libc_start_main
[INFO] [stderr]   16:     0x558a3b01e239 - _start
[INFO] [stderr]   17:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "cfd84c294585d5aff377f240c9ec2c09893479aa488d56493043c2e7b88c339e"`
[INFO] running `"docker" "rm" "-f" "cfd84c294585d5aff377f240c9ec2c09893479aa488d56493043c2e7b88c339e"`
[INFO] [stdout] cfd84c294585d5aff377f240c9ec2c09893479aa488d56493043c2e7b88c339e