[INFO] fetching crate rug-fft 0.1.2...
[INFO] testing rug-fft-0.1.2 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate rug-fft 0.1.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate rug-fft 0.1.2
[INFO] finished tweaking crates.io crate rug-fft 0.1.2
[INFO] tweaked toml for crates.io crate rug-fft 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rug-fft 0.1.2 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rug-fft 0.1.2 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 91d93ba49272e1bc1d0f2d84c91d5a6ed41e770b1bdc8cd395057f98128fbf91
[INFO] running `Command { std: "docker" "start" "91d93ba49272e1bc1d0f2d84c91d5a6ed41e770b1bdc8cd395057f98128fbf91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91d93ba49272e1bc1d0f2d84c91d5a6ed41e770b1bdc8cd395057f98128fbf91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "91d93ba49272e1bc1d0f2d84c91d5a6ed41e770b1bdc8cd395057f98128fbf91" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91d93ba49272e1bc1d0f2d84c91d5a6ed41e770b1bdc8cd395057f98128fbf91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "91d93ba49272e1bc1d0f2d84c91d5a6ed41e770b1bdc8cd395057f98128fbf91" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.6
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling az v1.1.1
[INFO] [stderr]    Compiling rug v1.13.0
[INFO] [stderr] error: failed to run custom build command for `gmp-mpfr-sys v1.4.6`
[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/gmp-mpfr-sys/5c68151c09f56bb4/out/build_script_build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=GMP_MPFR_SYS_CACHE
[INFO] [stderr]   $ mkdir -p "/opt/rustwide/target/debug/build/gmp-mpfr-sys/0025c6ab0647b99d/out/try_extended_key_value_attributes"
[INFO] [stderr]   $ cd "/opt/rustwide/target/debug/build/gmp-mpfr-sys/0025c6ab0647b99d/out/try_extended_key_value_attributes"
[INFO] [stderr]   $ printf '%s' "// try_ext"... > "/opt/rustwide/target/debug/build/gmp-mpfr-sys/0025c6ab0647b99d/out/try_extended_key_value_attributes/try_extended_key_value_attributes.rs"
[INFO] [stderr]   $ cd "/opt/rustwide/target/debug/build/gmp-mpfr-sys/0025c6ab0647b99d/out/try_extended_key_value_attributes" && "/opt/rustwide/rustup-home/toolchains/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc" "try_extended_key_value_attributes.rs" "--emit=dep-info,metadata" >& /dev/null
[INFO] [stderr]   cargo:rustc-cfg=extended_key_value_attributes
[INFO] [stderr]   $ rm -r "/opt/rustwide/target/debug/build/gmp-mpfr-sys/0025c6ab0647b99d/out/try_extended_key_value_attributes"
[INFO] [stderr]   $ mkdir -p "/opt/rustwide/target/debug/build/gmp-mpfr-sys/0025c6ab0647b99d/out/try_unsafe_in_unsafe"
[INFO] [stderr]   $ cd "/opt/rustwide/target/debug/build/gmp-mpfr-sys/0025c6ab0647b99d/out/try_unsafe_in_unsafe"
[INFO] [stderr]   $ printf '%s' "// try_uns"... > "/opt/rustwide/target/debug/build/gmp-mpfr-sys/0025c6ab0647b99d/out/try_unsafe_in_unsafe/try_unsafe_in_unsafe.rs"
[INFO] [stderr]   $ cd "/opt/rustwide/target/debug/build/gmp-mpfr-sys/0025c6ab0647b99d/out/try_unsafe_in_unsafe" && "/opt/rustwide/rustup-home/toolchains/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc" "try_unsafe_in_unsafe.rs" "--emit=dep-info,metadata" >& /dev/null
[INFO] [stderr]   cargo:rustc-cfg=unsafe_in_unsafe
[INFO] [stderr]   $ rm -r "/opt/rustwide/target/debug/build/gmp-mpfr-sys/0025c6ab0647b99d/out/try_unsafe_in_unsafe"
[INFO] [stderr]   $ mkdir -p "/opt/rustwide/target/debug/build/gmp-mpfr-sys/0025c6ab0647b99d/out/lib"
[INFO] [stderr]   $ mkdir -p "/opt/rustwide/target/debug/build/gmp-mpfr-sys/0025c6ab0647b99d/out/include"
[INFO] [stderr]   $ mkdir -p "/opt/rustwide/target/debug/build/gmp-mpfr-sys/0025c6ab0647b99d/out/build"
[INFO] [stderr]   $ ln -s "/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gmp-mpfr-sys-1.4.6/gmp-6.2.1-c" "/opt/rustwide/target/debug/build/gmp-mpfr-sys/0025c6ab0647b99d/out/build/gmp-src"
[INFO] [stderr]   $ mkdir -p "/opt/rustwide/target/debug/build/gmp-mpfr-sys/0025c6ab0647b99d/out/build/gmp-build"
[INFO] [stderr]   $ cd "/opt/rustwide/target/debug/build/gmp-mpfr-sys/0025c6ab0647b99d/out/build/gmp-build"
[INFO] [stderr]   $ cd "/opt/rustwide/target/debug/build/gmp-mpfr-sys/0025c6ab0647b99d/out/build/gmp-build" && "sh" "-c" "../gmp-src/configure --enable-fat --disable-shared --with-pic"
[INFO] [stderr]   checking build system type... zen3-pc-linux-gnu
[INFO] [stderr]   checking host system type... zen3-pc-linux-gnu
[INFO] [stderr]   checking for a BSD-compatible install... /usr/bin/install -c
[INFO] [stderr]   checking whether build environment is sane... yes
[INFO] [stderr]   checking for a thread-safe mkdir -p... ../gmp-src/install-sh -c -d
[INFO] [stderr]   checking for gawk... no
[INFO] [stderr]   checking for mawk... mawk
[INFO] [stderr]   checking whether make sets $(MAKE)... yes
[INFO] [stderr]   checking whether make supports nested variables... yes
[INFO] [stderr]   checking whether to enable maintainer-specific portions of Makefiles... no
[INFO] [stderr]   checking ABI=64
[INFO] [stderr]   checking compiler gcc -O2 -pedantic -fomit-frame-pointer -m64 ... no, long long reliability test 1
[INFO] [stderr]   checking whether cc is gcc... yes
[INFO] [stderr]   checking compiler cc -O2 -pedantic -fomit-frame-pointer -m64 ... no, long long reliability test 1
[INFO] [stderr]   checking ABI=x32
[INFO] [stderr]   checking compiler gcc -O2 -pedantic -fomit-frame-pointer -mx32 ... no, program does not run
[INFO] [stderr]   checking whether cc is gcc... yes
[INFO] [stderr]   checking compiler cc -O2 -pedantic -fomit-frame-pointer -mx32 ... no, program does not run
[INFO] [stderr]   checking ABI=32
[INFO] [stderr]   checking compiler gcc -m32 -O2 -pedantic -fomit-frame-pointer ... no, long long reliability test 1
[INFO] [stderr]   checking compiler gcc -O2 -pedantic -fomit-frame-pointer ... no, long long reliability test 1
[INFO] [stderr]   checking compiler icc -no-gcc ... no
[INFO] [stderr]   checking whether cc is gcc... yes
[INFO] [stderr]   checking compiler cc -m32 -O2 -pedantic -fomit-frame-pointer ... no, long long reliability test 1
[INFO] [stderr]   checking compiler cc -O2 -pedantic -fomit-frame-pointer ... no, long long reliability test 1
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   configure: error: could not find a working compiler, see config.log for details
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (181) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gmp-mpfr-sys-1.4.6/build.rs:1270:13:
[INFO] [stderr]   Program failed with code 1: cd "/opt/rustwide/target/debug/build/gmp-mpfr-sys/0025c6ab0647b99d/out/build/gmp-build" && "sh" "-c" "../gmp-src/configure --enable-fat --disable-shared --with-pic"
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5766fbe30871 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5766fbe30871 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::trace_unsynchronized::<std[617be2ca0a6fd877]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5766fbe30871 - std[617be2ca0a6fd877]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x5766fbe30871 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x5766fbe434ba - <core[a373ad73a504971]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x5766fbe434ba - core[a373ad73a504971]::fmt::write
[INFO] [stderr]      6:     0x5766fbe3591c - core[a373ad73a504971]::io::write::default_write_fmt::<std[617be2ca0a6fd877]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:402:11
[INFO] [stderr]      7:     0x5766fbe3591c - <std[617be2ca0a6fd877]::sys::stdio::unix::Stderr as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:335:13
[INFO] [stderr]      8:     0x5766fbe11596 - <std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x5766fbe11596 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:289:27
[INFO] [stderr]     10:     0x5766fbe2afa1 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:316:9
[INFO] [stderr]     11:     0x5766fbe2b15b - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:811:13
[INFO] [stderr]     12:     0x5766fbe11642 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:685:13
[INFO] [stderr]     13:     0x5766fbe0a2d9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x5766fbe11efd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:676:5
[INFO] [stderr]     15:     0x5766fbe43c2c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5766fbde94e7 - build_script_build[835b59496d82e42d]::execute
[INFO] [stderr]     17:     0x5766fbdea758 - build_script_build[835b59496d82e42d]::configure
[INFO] [stderr]     18:     0x5766fbde991a - build_script_build[835b59496d82e42d]::build_gmp
[INFO] [stderr]     19:     0x5766fbdde811 - build_script_build[835b59496d82e42d]::compile_libs
[INFO] [stderr]     20:     0x5766fbde90de - build_script_build[835b59496d82e42d]::main
[INFO] [stderr]     21:     0x5766fbdf4f13 - <fn() as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     22:     0x5766fbdf6016 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     23:     0x5766fbdf74d9 - std[617be2ca0a6fd877]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     24:     0x5766fbe2a418 - <&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     25:     0x5766fbe2a418 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stderr]     26:     0x5766fbe2a418 - std[617be2ca0a6fd877]::panicking::catch_unwind::<i32, &dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stderr]     27:     0x5766fbe2a418 - std[617be2ca0a6fd877]::panic::catch_unwind::<&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stderr]     28:     0x5766fbe2a418 - std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/rt.rs:175:24
[INFO] [stderr]     29:     0x5766fbe2a418 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stderr]     30:     0x5766fbe2a418 - std[617be2ca0a6fd877]::panicking::catch_unwind::<isize, std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stderr]     31:     0x5766fbe2a418 - std[617be2ca0a6fd877]::panic::catch_unwind::<std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stderr]     32:     0x5766fbe2a418 - std[617be2ca0a6fd877]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/rt.rs:171:5
[INFO] [stderr]     33:     0x5766fbdf5fb1 - std[617be2ca0a6fd877]::rt::lang_start::<()>
[INFO] [stderr]     34:     0x5766fbdeb275 - main
[INFO] [stderr]     35:     0x738a84330601 - <unknown>
[INFO] [stderr]     36:     0x738a84330718 - __libc_start_main
[INFO] [stderr]     37:     0x5766fbdd9e95 - _start
[INFO] [stderr]     38:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "91d93ba49272e1bc1d0f2d84c91d5a6ed41e770b1bdc8cd395057f98128fbf91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91d93ba49272e1bc1d0f2d84c91d5a6ed41e770b1bdc8cd395057f98128fbf91", kill_on_drop: false }`
[INFO] [stdout] 91d93ba49272e1bc1d0f2d84c91d5a6ed41e770b1bdc8cd395057f98128fbf91
