[INFO] fetching crate serde_rustler 0.1.0...
[INFO] documenting serde_rustler-0.1.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate serde_rustler 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate serde_rustler 0.1.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_rustler 0.1.0
[INFO] finished tweaking crates.io crate serde_rustler 0.1.0
[INFO] tweaked toml for crates.io crate serde_rustler 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a82af64cc19aa6751b37a87960c6f7d0bcf76e614ddc13cba9e83c0164143156
[INFO] running `Command { std: "docker" "start" "-a" "a82af64cc19aa6751b37a87960c6f7d0bcf76e614ddc13cba9e83c0164143156", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a82af64cc19aa6751b37a87960c6f7d0bcf76e614ddc13cba9e83c0164143156", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a82af64cc19aa6751b37a87960c6f7d0bcf76e614ddc13cba9e83c0164143156", kill_on_drop: false }`
[INFO] [stdout] a82af64cc19aa6751b37a87960c6f7d0bcf76e614ddc13cba9e83c0164143156
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 50c40c4e4702856cbc035ad90d8bc7b7c15ab75c29faf5a451efabc0f3711b69
[INFO] running `Command { std: "docker" "start" "-a" "50c40c4e4702856cbc035ad90d8bc7b7c15ab75c29faf5a451efabc0f3711b69", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling rustler_sys v2.1.1
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling miniz_oxide v0.5.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling object v0.28.4
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling rustler_codegen v0.21.1
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling rustler v0.21.1
[INFO] [stderr] error: failed to run custom build command for `rustler v0.21.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rustler-176b7c33e68cb067/build-script-build` (exit status: 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:46:44
[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:121:35
[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:84:40
[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:59:20
[INFO] [stderr]      4: <T as core::convert::Into<U>>::into
[INFO] [stderr]                at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/convert/mod.rs:550:9
[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:85:20
[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:83:5
[INFO] [stderr]      7: which::which
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/which-2.0.1/src/lib.rs:67:5
[INFO] [stderr]      8: build_script_build::get_version_from_erl
[INFO] [stderr]                at build.rs:28:15
[INFO] [stderr]      9: build_script_build::main
[INFO] [stderr]                at build.rs:21:19
[INFO] [stderr]     10: core::ops::function::FnOnce::call_once
[INFO] [stderr]                at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/ops/function.rs:248:5
[INFO] [stderr]     11: std::sys_common::backtrace::__rust_begin_short_backtrace
[INFO] [stderr]                at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stderr]     12: std::rt::lang_start::{{closure}}
[INFO] [stderr]                at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:145:18
[INFO] [stderr]     13: core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once
[INFO] [stderr]                at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/ops/function.rs:280:13
[INFO] [stderr]         std::panicking::try::do_call
[INFO] [stderr]                at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:492:40
[INFO] [stderr]         std::panicking::try
[INFO] [stderr]                at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:456:19
[INFO] [stderr]         std::panic::catch_unwind
[INFO] [stderr]                at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panic.rs:137:14
[INFO] [stderr]         std::rt::lang_start_internal::{{closure}}
[INFO] [stderr]                at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:128:48
[INFO] [stderr]         std::panicking::try::do_call
[INFO] [stderr]                at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:492:40
[INFO] [stderr]         std::panicking::try
[INFO] [stderr]                at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:456:19
[INFO] [stderr]         std::panic::catch_unwind
[INFO] [stderr]                at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panic.rs:137:14
[INFO] [stderr]         std::rt::lang_start_internal
[INFO] [stderr]                at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:128:20
[INFO] [stderr]     14: std::rt::lang_start
[INFO] [stderr]                at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:144:17
[INFO] [stderr]     15: main
[INFO] [stderr]     16: __libc_start_main
[INFO] [stderr]     17: _start
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   Cannot find binary path }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustler-0.21.1/build.rs:28:28
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x563969564c5d - std::backtrace_rs::backtrace::libunwind::trace::ha8406fd4a233ad1f
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x563969564c5d - std::backtrace_rs::backtrace::trace_unsynchronized::h95f26ca4bd23bd0f
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x563969564c5d - std::sys_common::backtrace::_print_fmt::h9955f0b025c061cd
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stderr]      3:     0x563969564c5d - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1025ecd2bac85833
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stderr]      4:     0x563969582c0c - core::fmt::write::hd5fa34bae8a7f0ea
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/fmt/mod.rs:1196:17
[INFO] [stderr]      5:     0x563969561d71 - std::io::Write::write_fmt::h203cec764662c27d
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/io/mod.rs:1654:15
[INFO] [stderr]      6:     0x563969566345 - std::sys_common::backtrace::_print::h330c8fadbab13d8b
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stderr]      7:     0x563969566345 - std::sys_common::backtrace::print::h38d4cf1c3e16e656
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stderr]      8:     0x563969566345 - std::panicking::default_hook::{{closure}}::h56cdf194ec124abb
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:295:22
[INFO] [stderr]      9:     0x563969565fb9 - std::panicking::default_hook::h9929fdc60733f795
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:314:9
[INFO] [stderr]     10:     0x563969566918 - std::panicking::rust_panic_with_hook::h490228be5a55104d
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:698:17
[INFO] [stderr]     11:     0x5639695667c7 - std::panicking::begin_panic_handler::{{closure}}::hfd963b6683c36656
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:588:13
[INFO] [stderr]     12:     0x563969565114 - std::sys_common::backtrace::__rust_end_short_backtrace::h2912e3decfe2cba4
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stderr]     13:     0x5639695664f9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:584:5
[INFO] [stderr]     14:     0x56396944d923 - core::panicking::panic_fmt::hf4ba906a2c8693a2
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/panicking.rs:142:14
[INFO] [stderr]     15:     0x56396944d9b3 - core::result::unwrap_failed::h328e70098ea1018f
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/result.rs:1785:5
[INFO] [stderr]     16:     0x56396945cfc9 - core::result::Result<T,E>::expect::h1c3692bbb4c2b56c
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/result.rs:1035:23
[INFO] [stderr]     17:     0x563969456569 - build_script_build::get_version_from_erl::hed72a1181433f6af
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustler-0.21.1/build.rs:28:15
[INFO] [stderr]     18:     0x563969456462 - build_script_build::main::h9d9d07530348017c
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustler-0.21.1/build.rs:21:19
[INFO] [stderr]     19:     0x56396945a9bb - core::ops::function::FnOnce::call_once::he23bd0e22d7fd271
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/ops/function.rs:248:5
[INFO] [stderr]     20:     0x56396945c98e - std::sys_common::backtrace::__rust_begin_short_backtrace::h704732044c47c273
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stderr]     21:     0x56396945ca21 - std::rt::lang_start::{{closure}}::h7144fdcaf5716f45
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:145:18
[INFO] [stderr]     22:     0x56396955eaee - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h9c80b603d656db3f
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/ops/function.rs:280:13
[INFO] [stderr]     23:     0x56396955eaee - std::panicking::try::do_call::h86b1dd6fd2903147
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:492:40
[INFO] [stderr]     24:     0x56396955eaee - std::panicking::try::h06cba322e163361a
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:456:19
[INFO] [stderr]     25:     0x56396955eaee - std::panic::catch_unwind::h77fc4ef3c419c34e
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panic.rs:137:14
[INFO] [stderr]     26:     0x56396955eaee - std::rt::lang_start_internal::{{closure}}::h6786ee70f1cf45dc
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:128:48
[INFO] [stderr]     27:     0x56396955eaee - std::panicking::try::do_call::h682a3324f06cc1bc
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:492:40
[INFO] [stderr]     28:     0x56396955eaee - std::panicking::try::h09ce465b693a7cf9
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:456:19
[INFO] [stderr]     29:     0x56396955eaee - std::panic::catch_unwind::h5eb4cb244476317c
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panic.rs:137:14
[INFO] [stderr]     30:     0x56396955eaee - std::rt::lang_start_internal::hba2d4a4771a618dc
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:128:20
[INFO] [stderr]     31:     0x56396945c9f0 - std::rt::lang_start::h8ece22f764497467
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:144:17
[INFO] [stderr]     32:     0x563969456d7c - main
[INFO] [stderr]     33:     0x7f00e380e0b3 - __libc_start_main
[INFO] [stderr]     34:     0x56396944db1e - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "50c40c4e4702856cbc035ad90d8bc7b7c15ab75c29faf5a451efabc0f3711b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50c40c4e4702856cbc035ad90d8bc7b7c15ab75c29faf5a451efabc0f3711b69", kill_on_drop: false }`
[INFO] [stdout] 50c40c4e4702856cbc035ad90d8bc7b7c15ab75c29faf5a451efabc0f3711b69