[INFO] fetching crate catboost2-sys 0.1.1+catboost.1.0.5...
[INFO] checking catboost2-sys-0.1.1+catboost.1.0.5 against try#c3491e21996dc67a8e37d9e5e74ed156563e9854 for pr-101345
[INFO] extracting crate catboost2-sys 0.1.1+catboost.1.0.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate catboost2-sys 0.1.1+catboost.1.0.5 on toolchain c3491e21996dc67a8e37d9e5e74ed156563e9854
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3491e21996dc67a8e37d9e5e74ed156563e9854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate catboost2-sys 0.1.1+catboost.1.0.5
[INFO] finished tweaking crates.io crate catboost2-sys 0.1.1+catboost.1.0.5
[INFO] tweaked toml for crates.io crate catboost2-sys 0.1.1+catboost.1.0.5 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3491e21996dc67a8e37d9e5e74ed156563e9854" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3491e21996dc67a8e37d9e5e74ed156563e9854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+c3491e21996dc67a8e37d9e5e74ed156563e9854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9b8de5090a85bb6fa0d5cad0c3f23cdfa3c4e15595be5bfdf26cc1a07644d36
[INFO] running `Command { std: "docker" "start" "-a" "c9b8de5090a85bb6fa0d5cad0c3f23cdfa3c4e15595be5bfdf26cc1a07644d36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9b8de5090a85bb6fa0d5cad0c3f23cdfa3c4e15595be5bfdf26cc1a07644d36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9b8de5090a85bb6fa0d5cad0c3f23cdfa3c4e15595be5bfdf26cc1a07644d36", kill_on_drop: false }`
[INFO] [stdout] c9b8de5090a85bb6fa0d5cad0c3f23cdfa3c4e15595be5bfdf26cc1a07644d36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+c3491e21996dc67a8e37d9e5e74ed156563e9854" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba4cdcf25675be682cce1cf0eca2870c637182fd7ec3de125ec68882a57a76a5
[INFO] running `Command { std: "docker" "start" "-a" "ba4cdcf25675be682cce1cf0eca2870c637182fd7ec3de125ec68882a57a76a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]    Compiling clang-sys v1.3.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v4.3.0
[INFO] [stderr]    Compiling filetime v0.2.17
[INFO] [stderr]    Compiling xattr v0.2.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling tar v0.4.38
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling zstd-sys v2.0.1+zstd.1.5.2
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]    Compiling catboost2-sys v0.1.1+catboost.1.0.5 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `catboost2-sys v0.1.1+catboost.1.0.5 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/catboost2-sys-36bf0eedb4621ca1/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: 'rustfmt' is not installed for the toolchain 'c3491e21996dc67a8e37d9e5e74ed156563e9854'
[INFO] [stderr]   note: this is a custom toolchain, which cannot use `rustup component add`
[INFO] [stderr]   help: if you built this toolchain from source, and used `rustup toolchain link`, then you may be able to build the component with `x.py`
[INFO] [stderr]   Failed to run rustfmt: Internal rustfmt error (non-fatal, continuing)
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 17, kind: AlreadyExists, message: "File exists" }', build.rs:21:33
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x56387eaf4b70 - std::backtrace_rs::backtrace::libunwind::trace::h6176bf60b78d74d6
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      1:     0x56387eaf4b70 - std::backtrace_rs::backtrace::trace_unsynchronized::h5d22932bd33ba306
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x56387eaf4b70 - std::sys_common::backtrace::_print_fmt::h91ed71259c388db3
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stderr]      3:     0x56387eaf4b70 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hde15bb8cbf7665da
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stderr]      4:     0x56387eb19c3e - core::fmt::write::h9761a5598d7cc269
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/core/src/fmt/mod.rs:1202:17
[INFO] [stderr]      5:     0x56387eaf1405 - std::io::Write::write_fmt::h26becaaa3f318825
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/io/mod.rs:1679:15
[INFO] [stderr]      6:     0x56387eaf6393 - std::sys_common::backtrace::_print::hc10fefd61e366dd2
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stderr]      7:     0x56387eaf6393 - std::sys_common::backtrace::print::hd8c846072a354bbf
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stderr]      8:     0x56387eaf6393 - std::panicking::default_hook::{{closure}}::haa135eeb0555cd8c
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:295:22
[INFO] [stderr]      9:     0x56387eaf607f - std::panicking::default_hook::h962e5f45e4e85804
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:314:9
[INFO] [stderr]     10:     0x56387eaf6a3a - std::panicking::rust_panic_with_hook::h26097f8ccbe406f2
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:698:17
[INFO] [stderr]     11:     0x56387eaf6937 - std::panicking::begin_panic_handler::{{closure}}::hc0f865aa1bb60c7c
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:588:13
[INFO] [stderr]     12:     0x56387eaf508c - std::sys_common::backtrace::__rust_end_short_backtrace::h6d4dc99be6f721b8
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stderr]     13:     0x56387eaf6652 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:584:5
[INFO] [stderr]     14:     0x56387e5660a3 - core::panicking::panic_fmt::h4db8cd7388285b2c
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/core/src/panicking.rs:142:14
[INFO] [stderr]     15:     0x56387e5661f3 - core::result::unwrap_failed::h152dba8d7b7a8078
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/core/src/result.rs:1785:5
[INFO] [stderr]     16:     0x56387e56ab18 - core::result::Result<T,E>::unwrap::h367f30f447e8edf6
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/core/src/result.rs:1107:23
[INFO] [stderr]     17:     0x56387e56be93 - build_script_build::main::h8eef2dbc77f97e4a
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:21:5
[INFO] [stderr]     18:     0x56387e569bfb - core::ops::function::FnOnce::call_once::hd32546ac484e813c
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/core/src/ops/function.rs:248:5
[INFO] [stderr]     19:     0x56387e5692ae - std::sys_common::backtrace::__rust_begin_short_backtrace::hf4cb84095e10dac4
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stderr]     20:     0x56387e56d041 - std::rt::lang_start::{{closure}}::h6266c535c2fe09ad
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/rt.rs:166:18
[INFO] [stderr]     21:     0x56387eaed2af - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::he95ed81489502271
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/core/src/ops/function.rs:280:13
[INFO] [stderr]     22:     0x56387eaed2af - std::panicking::try::do_call::h0a45e27c5ac7207a
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:492:40
[INFO] [stderr]     23:     0x56387eaed2af - std::panicking::try::h032b7145e06b96dd
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:456:19
[INFO] [stderr]     24:     0x56387eaed2af - std::panic::catch_unwind::hcb3762214531769d
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panic.rs:137:14
[INFO] [stderr]     25:     0x56387eaed2af - std::rt::lang_start_internal::{{closure}}::h49ed99b9e279c5c0
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/rt.rs:148:48
[INFO] [stderr]     26:     0x56387eaed2af - std::panicking::try::do_call::hd4e312809bc805d8
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:492:40
[INFO] [stderr]     27:     0x56387eaed2af - std::panicking::try::hdb45bd293875ea13
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:456:19
[INFO] [stderr]     28:     0x56387eaed2af - std::panic::catch_unwind::h429997a205aa583a
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panic.rs:137:14
[INFO] [stderr]     29:     0x56387eaed2af - std::rt::lang_start_internal::hc8c7091d7b5a3029
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/rt.rs:148:20
[INFO] [stderr]     30:     0x56387e56d01a - std::rt::lang_start::hd407122dcd0fef18
[INFO] [stderr]                                  at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/rt.rs:165:17
[INFO] [stderr]     31:     0x56387e56cb41 - main
[INFO] [stderr]     32:     0x7fc78da32083 - __libc_start_main
[INFO] [stderr]     33:     0x56387e5663fe - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "ba4cdcf25675be682cce1cf0eca2870c637182fd7ec3de125ec68882a57a76a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba4cdcf25675be682cce1cf0eca2870c637182fd7ec3de125ec68882a57a76a5", kill_on_drop: false }`
[INFO] [stdout] ba4cdcf25675be682cce1cf0eca2870c637182fd7ec3de125ec68882a57a76a5