[INFO] crate rustler 0.21.1 is already in cache
[INFO] checking rustler-0.21.1 against try#0ab79c4b48ad19260fa46623f452c1b403a360e8 for pr-74315
[INFO] extracting crate rustler 0.21.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate rustler 0.21.1 on toolchain 0ab79c4b48ad19260fa46623f452c1b403a360e8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustler 0.21.1
[INFO] finished tweaking crates.io crate rustler 0.21.1
[INFO] tweaked toml for crates.io crate rustler 0.21.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a29052a6eb454a35d4fad9278bb2d6b065a6f0e59a37e13ab3b62025a2e7cfbf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a29052a6eb454a35d4fad9278bb2d6b065a6f0e59a37e13ab3b62025a2e7cfbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a29052a6eb454a35d4fad9278bb2d6b065a6f0e59a37e13ab3b62025a2e7cfbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a29052a6eb454a35d4fad9278bb2d6b065a6f0e59a37e13ab3b62025a2e7cfbf", kill_on_drop: false }`
[INFO] [stdout] a29052a6eb454a35d4fad9278bb2d6b065a6f0e59a37e13ab3b62025a2e7cfbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 017e72795b806e5874e6026edfab485fc9a757d8a92017d15db28ef1a474681c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "017e72795b806e5874e6026edfab485fc9a757d8a92017d15db28ef1a474681c", kill_on_drop: false }`
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling rustler_sys v2.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling rustler_codegen v0.21.1
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling rustler v0.21.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `rustler v0.21.1 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rustler-4b9c8950d5c3d286/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'expected to find 'erl' executable: Error { inner:    0: failure::backtrace::internal::InternalBacktrace::new
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.8/src/backtrace/internal.rs:46
[INFO] [stderr]      1: failure::backtrace::Backtrace::new
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.8/src/backtrace/mod.rs:121
[INFO] [stderr]      2: failure::context::Context<D>::new
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.8/src/context.rs:84
[INFO] [stderr]      3: <which::error::Error as core::convert::From<which::error::ErrorKind>>::from
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/which-2.0.1/src/error.rs:59
[INFO] [stderr]      4: <T as core::convert::Into<U>>::into
[INFO] [stderr]                at /rustc/0ab79c4b48ad19260fa46623f452c1b403a360e8/src/libcore/convert/mod.rs:560
[INFO] [stderr]      5: which::finder::Finder::find
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/which-2.0.1/src/finder.rs:85
[INFO] [stderr]      6: which::which_in
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/which-2.0.1/src/lib.rs:83
[INFO] [stderr]      7: which::which
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/which-2.0.1/src/lib.rs:67
[INFO] [stderr]      8: build_script_build::get_version_from_erl
[INFO] [stderr]                at build.rs:28
[INFO] [stderr]      9: build_script_build::main
[INFO] [stderr]                at build.rs:21
[INFO] [stderr]     10: std::rt::lang_start::{{closure}}
[INFO] [stderr]                at /rustc/0ab79c4b48ad19260fa46623f452c1b403a360e8/src/libstd/rt.rs:67
[INFO] [stderr]     11: std::rt::lang_start_internal::{{closure}}
[INFO] [stderr]                at /rustc/0ab79c4b48ad19260fa46623f452c1b403a360e8/src/libstd/rt.rs:52
[INFO] [stderr]         std::panicking::try::do_call
[INFO] [stderr]                at /rustc/0ab79c4b48ad19260fa46623f452c1b403a360e8/src/libstd/panicking.rs:348
[INFO] [stderr]         std::panicking::try
[INFO] [stderr]                at /rustc/0ab79c4b48ad19260fa46623f452c1b403a360e8/src/libstd/panicking.rs:325
[INFO] [stderr]         std::panic::catch_unwind
[INFO] [stderr]                at /rustc/0ab79c4b48ad19260fa46623f452c1b403a360e8/src/libstd/panic.rs:394
[INFO] [stderr]         std::rt::lang_start_internal
[INFO] [stderr]                at /rustc/0ab79c4b48ad19260fa46623f452c1b403a360e8/src/libstd/rt.rs:51
[INFO] [stderr]     12: std::rt::lang_start
[INFO] [stderr]                at /rustc/0ab79c4b48ad19260fa46623f452c1b403a360e8/src/libstd/rt.rs:67
[INFO] [stderr]     13: main
[INFO] [stderr]     14: __libc_start_main
[INFO] [stderr]     15: _start
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   Cannot find binary path }', build.rs:28:28
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5579194f5195 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]      1:     0x5579194f5195 - backtrace::backtrace::trace_unsynchronized::hc29c6e6df26d44d7
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x5579194f5195 - std::sys_common::backtrace::_print_fmt::h4c9f4993b039bd03
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]      3:     0x5579194f5195 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h91f5cfffa0da5a7a
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]      4:     0x557919517e4c - core::fmt::write::h540ac4a6a1232abc
[INFO] [stderr]                                  at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]      5:     0x5579194f2622 - std::io::Write::write_fmt::h5e28da8ce574bfe8
[INFO] [stderr]                                  at src/libstd/io/mod.rs:1537
[INFO] [stderr]      6:     0x5579194f7620 - std::sys_common::backtrace::_print::h0ceef71d03fb70bc
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]      7:     0x5579194f7620 - std::sys_common::backtrace::print::h1bacb65357a70fca
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]      8:     0x5579194f7620 - std::panicking::default_hook::{{closure}}::h249639eade443064
[INFO] [stderr]                                  at src/libstd/panicking.rs:198
[INFO] [stderr]      9:     0x5579194f736c - std::panicking::default_hook::hbe64ddeb621910df
[INFO] [stderr]                                  at src/libstd/panicking.rs:217
[INFO] [stderr]     10:     0x5579194f7c63 - std::panicking::rust_panic_with_hook::h16376479909ace6a
[INFO] [stderr]                                  at src/libstd/panicking.rs:526
[INFO] [stderr]     11:     0x5579194f785b - rust_begin_unwind
[INFO] [stderr]                                  at src/libstd/panicking.rs:437
[INFO] [stderr]     12:     0x557919517251 - core::panicking::panic_fmt::h78830ea6a34e7206
[INFO] [stderr]                                  at src/libcore/panicking.rs:85
[INFO] [stderr]     13:     0x557919517073 - core::option::expect_none_failed::hf79bbb5ca7e09e08
[INFO] [stderr]                                  at src/libcore/option.rs:1269
[INFO] [stderr]     14:     0x55791941ea58 - core::result::Result<T,E>::expect::h47d760e6b8913048
[INFO] [stderr]                                  at /rustc/0ab79c4b48ad19260fa46623f452c1b403a360e8/src/libcore/result.rs:963
[INFO] [stderr]     15:     0x557919421223 - build_script_build::get_version_from_erl::h44145f44b645a924
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:28
[INFO] [stderr]     16:     0x5579194210a4 - build_script_build::main::hb37c3ee00ae8ae69
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:21
[INFO] [stderr]     17:     0x55791941e37b - std::rt::lang_start::{{closure}}::h4330625f1ede7ae1
[INFO] [stderr]                                  at /rustc/0ab79c4b48ad19260fa46623f452c1b403a360e8/src/libstd/rt.rs:67
[INFO] [stderr]     18:     0x5579194f8033 - std::rt::lang_start_internal::{{closure}}::h6d7ca43fc52cff4a
[INFO] [stderr]                                  at src/libstd/rt.rs:52
[INFO] [stderr]     19:     0x5579194f8033 - std::panicking::try::do_call::h89610ba8f4fbfe54
[INFO] [stderr]                                  at src/libstd/panicking.rs:348
[INFO] [stderr]     20:     0x5579194f8033 - std::panicking::try::h69595087e4498dc2
[INFO] [stderr]                                  at src/libstd/panicking.rs:325
[INFO] [stderr]     21:     0x5579194f8033 - std::panic::catch_unwind::ha2aa2ebd78a46e0d
[INFO] [stderr]                                  at src/libstd/panic.rs:394
[INFO] [stderr]     22:     0x5579194f8033 - std::rt::lang_start_internal::h2ae59503bb8c048c
[INFO] [stderr]                                  at src/libstd/rt.rs:51
[INFO] [stderr]     23:     0x55791941e357 - std::rt::lang_start::he348b3cd9d17cb63
[INFO] [stderr]                                  at /rustc/0ab79c4b48ad19260fa46623f452c1b403a360e8/src/libstd/rt.rs:67
[INFO] [stderr]     24:     0x557919421aba - main
[INFO] [stderr]     25:     0x7f69fcd170b3 - __libc_start_main
[INFO] [stderr]     26:     0x55791941218e - _start
[INFO] [stderr]     27:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "017e72795b806e5874e6026edfab485fc9a757d8a92017d15db28ef1a474681c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "017e72795b806e5874e6026edfab485fc9a757d8a92017d15db28ef1a474681c", kill_on_drop: false }`
[INFO] [stdout] 017e72795b806e5874e6026edfab485fc9a757d8a92017d15db28ef1a474681c