[INFO] crate lbfgsb-sys 0.1.0 is already in cache
[INFO] extracting crate lbfgsb-sys 0.1.0 into work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/reg/lbfgsb-sys/0.1.0
[INFO] extracting crate lbfgsb-sys 0.1.0 into work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/reg/lbfgsb-sys/0.1.0
[INFO] validating manifest of lbfgsb-sys-0.1.0 on toolchain master#6ecad338381cc3b8d56e2df22e5971a598eddd6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lbfgsb-sys-0.1.0 on toolchain try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lbfgsb-sys-0.1.0
[INFO] finished frobbing lbfgsb-sys-0.1.0
[INFO] frobbed toml for lbfgsb-sys-0.1.0 written to work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/reg/lbfgsb-sys/0.1.0/Cargo.toml
[INFO] started frobbing lbfgsb-sys-0.1.0
[INFO] finished frobbing lbfgsb-sys-0.1.0
[INFO] frobbed toml for lbfgsb-sys-0.1.0 written to work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/reg/lbfgsb-sys/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking lbfgsb-sys-0.1.0 against master#6ecad338381cc3b8d56e2df22e5971a598eddd6c for pr-57501
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57501/worker-6/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/reg/lbfgsb-sys/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" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ca4205af040e171e036ac6394d1c02ad625578a81c87e66f9060d0964d8f2850
[INFO] running `"docker" "start" "-a" "ca4205af040e171e036ac6394d1c02ad625578a81c87e66f9060d0964d8f2850"`
[INFO] [stderr]    Compiling lbfgsb-sys v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `lbfgsb-sys v0.1.0 (/opt/crater/workdir)`
[INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/lbfgsb-sys-99582ca1752e9c73/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] Running: "make" "dylib" "OUTPUT=/opt/crater/target/debug/build/lbfgsb-sys-7d45719bf1631d5c/out" "OSNAME=Linux"
[INFO] [stderr] dynamic linking selected
[INFO] [stderr] Compiling
[INFO] [stderr] /opt/crater/target/debug/build/lbfgsb-sys-7d45719bf1631d5c/out
[INFO] [stderr] gfortran lbfgsb.f -O3 -Wall -fexceptions -g -Wno-uninitialized -c -fPIC -o /opt/crater/target/debug/build/lbfgsb-sys-7d45719bf1631d5c/out/lbfgsb.o
[INFO] [stderr] Makefile:34: recipe for target 'dylib' failed
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] make: gfortran: Command not found
[INFO] [stderr] make: *** [dylib] Error 127
[INFO] [stderr] thread 'main' panicked at '`"make" "dylib" "OUTPUT=/opt/crater/target/debug/build/lbfgsb-sys-7d45719bf1631d5c/out" "OSNAME=Linux"` failed: exit code: 2', build.rs:37:13
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55fe41e58a63 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hea8cd1c112bdf83b
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x55fe41e548f8 - std::sys_common::backtrace::_print::hcfdca7615412a55e
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stderr]    2:     0x55fe41e57782 - std::panicking::default_hook::{{closure}}::h097b0fdc81b2a3c3
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    3:     0x55fe41e574f4 - std::panicking::default_hook::h058cb177e06af24f
[INFO] [stderr]                                at src/libstd/panicking.rs:215
[INFO] [stderr]    4:     0x55fe41e57de0 - std::panicking::rust_panic_with_hook::h6dfd89bd70c713e2
[INFO] [stderr]                                at src/libstd/panicking.rs:478
[INFO] [stderr]    5:     0x55fe41e57961 - std::panicking::continue_panic_fmt::h9a846f551e093c76
[INFO] [stderr]                                at src/libstd/panicking.rs:385
[INFO] [stderr]    6:     0x55fe41e578ae - std::panicking::begin_panic_fmt::he883852cbef01927
[INFO] [stderr]                                at src/libstd/panicking.rs:340
[INFO] [stderr]    7:     0x55fe41e48186 - build_script_build::run::hfe9c0171a545cf64
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:37
[INFO] [stderr]    8:     0x55fe41e47ba6 - build_script_build::main::h25adb9fb68f38e8c
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:23
[INFO] [stderr]    9:     0x55fe41e496ef - std::rt::lang_start::{{closure}}::h4ab8d31c0c72278a
[INFO] [stderr]                                at /rustc/6ecad338381cc3b8d56e2df22e5971a598eddd6c/src/libstd/rt.rs:64
[INFO] [stderr]   10:     0x55fe41e57832 - std::panicking::try::do_call::h9c1328200d57570b
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:297
[INFO] [stderr]   11:     0x55fe41e5e169 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stderr]   12:     0x55fe41e58335 - std::rt::lang_start_internal::h0808815f11cb20ab
[INFO] [stderr]                                at src/libstd/panicking.rs:276
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   13:     0x55fe41e496c8 - std::rt::lang_start::h535f51d70a5172dd
[INFO] [stderr]                                at /rustc/6ecad338381cc3b8d56e2df22e5971a598eddd6c/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x55fe41e48309 - main
[INFO] [stderr]   15:     0x7f816e6842e0 - __libc_start_main
[INFO] [stderr]   16:     0x55fe41e3d4d9 - _start
[INFO] [stderr]   17:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "ca4205af040e171e036ac6394d1c02ad625578a81c87e66f9060d0964d8f2850"`
[INFO] running `"docker" "rm" "-f" "ca4205af040e171e036ac6394d1c02ad625578a81c87e66f9060d0964d8f2850"`
[INFO] [stdout] ca4205af040e171e036ac6394d1c02ad625578a81c87e66f9060d0964d8f2850