[INFO] fetching crate stubs_rust 0.1.2...
[INFO] checking stubs_rust-0.1.2 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate stubs_rust 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate stubs_rust 0.1.2
[INFO] finished tweaking crates.io crate stubs_rust 0.1.2
[INFO] tweaked toml for crates.io crate stubs_rust 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stubs_rust 0.1.2 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] [stderr]       Adding ocaml v0.22.4 (available: v1.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3ff13c23d9c09a347c318f6d246e95d3bc3b626bebbf5fa415b3304b61605a1
[INFO] running `Command { std: "docker" "start" "-a" "f3ff13c23d9c09a347c318f6d246e95d3bc3b626bebbf5fa415b3304b61605a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3ff13c23d9c09a347c318f6d246e95d3bc3b626bebbf5fa415b3304b61605a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3ff13c23d9c09a347c318f6d246e95d3bc3b626bebbf5fa415b3304b61605a1", kill_on_drop: false }`
[INFO] [stdout] f3ff13c23d9c09a347c318f6d246e95d3bc3b626bebbf5fa415b3304b61605a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea988441a55e597880e27602a9ba6de1cac17b7638768b70629eda4c3aae57d9
[INFO] running `Command { std: "docker" "start" "-a" "ea988441a55e597880e27602a9ba6de1cac17b7638768b70629eda4c3aae57d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling ocaml-sys v0.22.3
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]    Compiling ocaml-interop v0.8.8
[INFO] [stderr]    Compiling ocaml-boxroot-sys v0.2.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr] error: failed to run custom build command for `ocaml-boxroot-sys v0.2.0`
[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/ocaml-boxroot-sys-9867f563f86b8350/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=vendor/boxroot/boxroot.c
[INFO] [stderr]   cargo:rerun-if-changed=vendor/boxroot/boxroot.h
[INFO] [stderr]   cargo:rerun-if-env-changed=OCAMLOPT
[INFO] [stderr]   cargo:rerun-if-env-changed=OCAML_WHERE_PATH
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (124) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ocaml-boxroot-sys-0.2.0/build.rs:108:26:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x56d2b43b74b2 - std::backtrace_rs::backtrace::libunwind::trace::hbea4c4361d976d9f
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x56d2b43b74b2 - std::backtrace_rs::backtrace::trace_unsynchronized::h24ac09a275696d40
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x56d2b43b74b2 - std::sys::backtrace::_print_fmt::h082519eb085fbf7d
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x56d2b43b74b2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h2cd9656577aefc6d
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x56d2b43d8cff - core::fmt::rt::Argument::fmt::h12bc9925885d5110
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x56d2b43d8cff - core::fmt::write::h5bf12ce417f28db4
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x56d2b43a8393 - std::io::default_write_fmt::h6670289da6979956
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x56d2b43a8393 - std::io::Write::write_fmt::h279920046451d90f
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x56d2b43b7632 - std::sys::backtrace::BacktraceLock::print::h80e4c589a4f701f2
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x56d2b43a58ac - std::panicking::default_hook::{{closure}}::h15ddaac16a5a7446
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x56d2b43a56ee - std::panicking::default_hook::hb187b31075710008
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x56d2b43a4d3f - std::panicking::panic_with_hook::h13a15813804ea1a7
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x56d2b43b76ea - std::panicking::panic_handler::{{closure}}::h6e8a7899819f7e8e
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x56d2b43b7649 - std::sys::backtrace::__rust_end_short_backtrace::h9ee05d6aba5d3318
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x56d2b43a4f4d - __rustc[106fd6a171f8100f]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x56d2b43dd430 - core::panicking::panic_fmt::h1f7e7fb8eac469a1
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x56d2b43ddc46 - core::result::unwrap_failed::h4fad5de6159fbde5
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/result.rs:1852:5
[INFO] [stderr]     17:     0x56d2b431b633 - build_script_build::main::hf9bce9a853c80955
[INFO] [stderr]     18:     0x56d2b431b023 - core::ops::function::FnOnce::call_once::hc65dc89ddb4dc1b4
[INFO] [stderr]     19:     0x56d2b431b006 - std::sys::backtrace::__rust_begin_short_backtrace::h980f0df99c407577
[INFO] [stderr]     20:     0x56d2b431bc49 - std::rt::lang_start::{{closure}}::hc8e7f3e1b86c089b
[INFO] [stderr]     21:     0x56d2b43b7e70 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hf041d389344f56bb
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     22:     0x56d2b43b7e70 - std::panicking::catch_unwind::do_call::hcc878ac5325385ca
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:590:40
[INFO] [stderr]     23:     0x56d2b43b7e70 - std::panicking::catch_unwind::h19b909e5851b1ecc
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:553:19
[INFO] [stderr]     24:     0x56d2b43b7e70 - std::panic::catch_unwind::hf7b61f0d85beddf7
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x56d2b43b7e70 - std::rt::lang_start_internal::{{closure}}::hf4a2cf218490b1eb
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x56d2b43b7e70 - std::panicking::catch_unwind::do_call::h87d50ac29e3f2ea1
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:590:40
[INFO] [stderr]     27:     0x56d2b43b7e70 - std::panicking::catch_unwind::h74fa98d980427683
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:553:19
[INFO] [stderr]     28:     0x56d2b43b7e70 - std::panic::catch_unwind::hea88d035b3883372
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x56d2b43b7e70 - std::rt::lang_start_internal::h9835821d1cda1ad4
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x56d2b431bc81 - std::rt::lang_start::ha7da37594b57f620
[INFO] [stderr]     31:     0x56d2b431bca5 - main
[INFO] [stderr]     32:     0x783b965ba1ca - <unknown>
[INFO] [stderr]     33:     0x783b965ba28b - __libc_start_main
[INFO] [stderr]     34:     0x56d2b431a825 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ea988441a55e597880e27602a9ba6de1cac17b7638768b70629eda4c3aae57d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea988441a55e597880e27602a9ba6de1cac17b7638768b70629eda4c3aae57d9", kill_on_drop: false }`
[INFO] [stdout] ea988441a55e597880e27602a9ba6de1cac17b7638768b70629eda4c3aae57d9