[INFO] crate sfmt-sys 0.1.0 is already in cache
[INFO] extracting crate sfmt-sys 0.1.0 into work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/sfmt-sys/0.1.0
[INFO] extracting crate sfmt-sys 0.1.0 into work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/sfmt-sys/0.1.0
[INFO] validating manifest of sfmt-sys-0.1.0 on toolchain master#d99a320cba42f661aebfa1293b7b2ec3603dda75
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sfmt-sys-0.1.0 on toolchain try#e70472fc501b855c9080f3772432c10fe20b8866
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sfmt-sys-0.1.0
[INFO] finished frobbing sfmt-sys-0.1.0
[INFO] frobbed toml for sfmt-sys-0.1.0 written to work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/sfmt-sys/0.1.0/Cargo.toml
[INFO] started frobbing sfmt-sys-0.1.0
[INFO] finished frobbing sfmt-sys-0.1.0
[INFO] frobbed toml for sfmt-sys-0.1.0 written to work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/sfmt-sys/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking sfmt-sys-0.1.0 against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/sfmt-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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e3441ba9390a01eb6b10ed1bf1d40ab070450fbb02e4b9f497d5edffc9e59325
[INFO] running `"docker" "start" "-a" "e3441ba9390a01eb6b10ed1bf1d40ab070450fbb02e4b9f497d5edffc9e59325"`
[INFO] [stderr]    Compiling sfmt-sys v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `sfmt-sys v0.1.0 (/opt/crater/workdir)`
[INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/sfmt-sys-5a228d817c393766/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] tar: This does not look like a tar archive
[INFO] [stderr] 
[INFO] [stderr] gzip: stdin: unexpected end of file
[INFO] [stderr] tar: Child returned status 1
[INFO] [stderr] tar: Error is not recoverable: exiting now
[INFO] [stderr] thread 'main' panicked at 'Failed to expand archive', build.rs:29:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55fda33a86f3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h95ab028030b20adf
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
[INFO] [stderr]    1:     0x55fda33a4838 - std::sys_common::backtrace::_print::h94b63df5fa27ebe7
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:72
[INFO] [stderr]    2:     0x55fda33a7732 - std::panicking::default_hook::{{closure}}::hb1fe25bfd71b52f7
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:60
[INFO] [stderr]                                at src/libstd/panicking.rs:210
[INFO] [stderr]    3:     0x55fda33a74a4 - std::panicking::default_hook::h52a0c0f430a98639
[INFO] [stderr]                                at src/libstd/panicking.rs:225
[INFO] [stderr]    4:     0x55fda33a7d90 - std::panicking::rust_panic_with_hook::h66fbfcc2ae9f165e
[INFO] [stderr]                                at src/libstd/panicking.rs:488
[INFO] [stderr]    5:     0x55fda3399ac3 - std::panicking::begin_panic::h8d885a87946fb868
[INFO] [stderr]                                at /rustc/d99a320cba42f661aebfa1293b7b2ec3603dda75/src/libstd/panicking.rs:422
[INFO] [stderr]    6:     0x55fda33952fa - build_script_build::expand::h277bfd2dccef3265
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:29
[INFO] [stderr]    7:     0x55fda3395cd4 - build_script_build::main::hdcecaaf658913a85
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:64
[INFO] [stderr]    8:     0x55fda33999af - std::rt::lang_start::{{closure}}::hc06cec0ca7a88763
[INFO] [stderr]                                at /rustc/d99a320cba42f661aebfa1293b7b2ec3603dda75/src/libstd/rt.rs:74
[INFO] [stderr]    9:     0x55fda33a77e2 - std::panicking::try::do_call::h435c622baed70d98
[INFO] [stderr]                                at src/libstd/rt.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:307
[INFO] [stderr]   10:     0x55fda33b98c9 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:102
[INFO] [stderr]   11:     0x55fda33a8163 - std::rt::lang_start_internal::hbe17adba6302f4ef
[INFO] [stderr]                                at src/libstd/panicking.rs:286
[INFO] [stderr]                                at src/libstd/panic.rs:398
[INFO] [stderr]                                at src/libstd/rt.rs:58
[INFO] [stderr]   12:     0x55fda3399988 - std::rt::lang_start::heec18b9fa20bc442
[INFO] [stderr]                                at /rustc/d99a320cba42f661aebfa1293b7b2ec3603dda75/src/libstd/rt.rs:74
[INFO] [stderr]   13:     0x55fda33963a9 - main
[INFO] [stderr]   14:     0x7f19fa49c2e0 - __libc_start_main
[INFO] [stderr]   15:     0x55fda3388b39 - _start
[INFO] [stderr]   16:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "e3441ba9390a01eb6b10ed1bf1d40ab070450fbb02e4b9f497d5edffc9e59325"`
[INFO] running `"docker" "rm" "-f" "e3441ba9390a01eb6b10ed1bf1d40ab070450fbb02e4b9f497d5edffc9e59325"`
[INFO] [stdout] e3441ba9390a01eb6b10ed1bf1d40ab070450fbb02e4b9f497d5edffc9e59325