[INFO] crate lbfgsb-sys 0.1.0 is already in cache
[INFO] extracting crate lbfgsb-sys 0.1.0 into work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/reg/lbfgsb-sys/0.1.0
[INFO] extracting crate lbfgsb-sys 0.1.0 into work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/reg/lbfgsb-sys/0.1.0
[INFO] validating manifest of lbfgsb-sys-0.1.0 on toolchain master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lbfgsb-sys-0.1.0 on toolchain try#29640c57b5f92febba0e40c50cb863c9a7ede51d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-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-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/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-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/reg/lbfgsb-sys/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking lbfgsb-sys-0.1.0 against try#29640c57b5f92febba0e40c50cb863c9a7ede51d for pr-57745
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57745/worker-2/try#29640c57b5f92febba0e40c50cb863c9a7ede51d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/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" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b1a0b187291a6e409a8b94f6f47714b0989c428ace5c5fca876f131caea8120d
[INFO] running `"docker" "start" "-a" "b1a0b187291a6e409a8b94f6f47714b0989c428ace5c5fca876f131caea8120d"`
[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-1c6da25900cc75b3/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] Running: "make" "dylib" "OUTPUT=/opt/crater/target/debug/build/lbfgsb-sys-a87c296d6392aac5/out" "OSNAME=Linux"
[INFO] [stderr] dynamic linking selected
[INFO] [stderr] Compiling
[INFO] [stderr] /opt/crater/target/debug/build/lbfgsb-sys-a87c296d6392aac5/out
[INFO] [stderr] gfortran lbfgsb.f -O3 -Wall -fexceptions -g -Wno-uninitialized -c -fPIC -o /opt/crater/target/debug/build/lbfgsb-sys-a87c296d6392aac5/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-a87c296d6392aac5/out" "OSNAME=Linux"` failed: exit code: 2', build.rs:37:13
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x557e61c5ea63 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h0d725ef8954f7a81
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x557e61c5a8f8 - std::sys_common::backtrace::_print::he93610a5e58183ef
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stderr]    2:     0x557e61c5d782 - std::panicking::default_hook::{{closure}}::h976a5cdb5c2176bf
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    3:     0x557e61c5d4f4 - std::panicking::default_hook::h4a878371237b30b0
[INFO] [stderr]                                at src/libstd/panicking.rs:215
[INFO] [stderr]    4:     0x557e61c5dde0 - std::panicking::rust_panic_with_hook::h21243774c4b09b92
[INFO] [stderr]                                at src/libstd/panicking.rs:478
[INFO] [stderr]    5:     0x557e61c5d961 - std::panicking::continue_panic_fmt::he1f5b05ccead99ec
[INFO] [stderr]                                at src/libstd/panicking.rs:385
[INFO] [stderr]    6:     0x557e61c5d8ae - std::panicking::begin_panic_fmt::h8c45d4acde83aec7
[INFO] [stderr]                                at src/libstd/panicking.rs:340
[INFO] [stderr]    7:     0x557e61c4e206 - build_script_build::run::hd780e680a4b902d8
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:37
[INFO] [stderr]    8:     0x557e61c4dc26 - build_script_build::main::ha5cd3573274a00df
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:23
[INFO] [stderr]    9:     0x557e61c4f76f - std::rt::lang_start::{{closure}}::he8e4324782d2a32e
[INFO] [stderr]                                at /rustc/29640c57b5f92febba0e40c50cb863c9a7ede51d/src/libstd/rt.rs:64
[INFO] [stderr]   10:     0x557e61c5d832 - std::panicking::try::do_call::h0f77d930a42f05c5
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:297
[INFO] [stderr]   11:     0x557e61c64169 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stderr]   12:     0x557e61c5e335 - std::rt::lang_start_internal::h77cd8a34e6358ac5
[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:     0x557e61c4f748 - std::rt::lang_start::hf5e052c5ce28adfb
[INFO] [stderr]                                at /rustc/29640c57b5f92febba0e40c50cb863c9a7ede51d/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x557e61c4e389 - main
[INFO] [stderr]   15:     0x7f665bfbe2e0 - __libc_start_main
[INFO] [stderr]   16:     0x557e61c434d9 - _start
[INFO] [stderr]   17:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "b1a0b187291a6e409a8b94f6f47714b0989c428ace5c5fca876f131caea8120d"`
[INFO] running `"docker" "rm" "-f" "b1a0b187291a6e409a8b94f6f47714b0989c428ace5c5fca876f131caea8120d"`
[INFO] [stdout] b1a0b187291a6e409a8b94f6f47714b0989c428ace5c5fca876f131caea8120d