[INFO] fetching crate neon-serde 0.4.0...
[INFO] checking neon-serde-0.4.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate neon-serde 0.4.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate neon-serde 0.4.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate neon-serde 0.4.0
[INFO] finished tweaking crates.io crate neon-serde 0.4.0
[INFO] tweaked toml for crates.io crate neon-serde 0.4.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cslice v0.2.0
[INFO] [stderr]   Downloaded neon-runtime v0.4.0
[INFO] [stderr]   Downloaded neon-build v0.4.0
[INFO] [stderr]   Downloaded neon v0.4.0
[INFO] [stderr]   Downloaded neon-sys v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 904ead6fe7e4ca8349952fa23530f7d6692d17e22107a4b256a60df70032ef2c
[INFO] running `Command { std: "docker" "start" "-a" "904ead6fe7e4ca8349952fa23530f7d6692d17e22107a4b256a60df70032ef2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "904ead6fe7e4ca8349952fa23530f7d6692d17e22107a4b256a60df70032ef2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "904ead6fe7e4ca8349952fa23530f7d6692d17e22107a4b256a60df70032ef2c", kill_on_drop: false }`
[INFO] [stdout] 904ead6fe7e4ca8349952fa23530f7d6692d17e22107a4b256a60df70032ef2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f9783318429aea95ca5a122130344e5ecb0c8ef4acbb29b9e7a6f2f7124269d
[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" "6f9783318429aea95ca5a122130344e5ecb0c8ef4acbb29b9e7a6f2f7124269d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking cslice v0.2.0
[INFO] [stderr]    Compiling neon-build v0.4.0
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling neon-sys v0.4.0
[INFO] [stderr] error: failed to run custom build command for `neon-sys v0.4.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/neon-sys-3c87794b0bf3974c/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Failed to run "npm install" for neon-sys!', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/neon-sys-0.4.0/build.rs:150:70
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x559caf36ead0 - std::backtrace_rs::backtrace::libunwind::trace::hec7eaac9435d3512
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x559caf36ead0 - std::backtrace_rs::backtrace::trace_unsynchronized::h42791b8fa12b7daa
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x559caf36ead0 - std::sys_common::backtrace::_print_fmt::h3da3ebe04fb665a8
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x559caf36ead0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::he40bcdde3c4491cd
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x559caf38ee5f - core::fmt::write::h2c729149c08098ab
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/core/src/fmt/mod.rs:1094:17
[INFO] [stderr]      5:     0x559caf36b4d5 - std::io::Write::write_fmt::h28e0f2f58b8d7b7e
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/io/mod.rs:1578:15
[INFO] [stderr]      6:     0x559caf370bdb - std::sys_common::backtrace::_print::h7f0223b1e3d898fc
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x559caf370bdb - std::sys_common::backtrace::print::h58edd634a14c2d4c
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x559caf370bdb - std::panicking::default_hook::{{closure}}::h71657a7591430164
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x559caf3706bd - std::panicking::default_hook::hcdf4eb5db072c85b
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x559caf37118d - std::panicking::rust_panic_with_hook::hfb91e961ffb5b8e0
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x559caf370d87 - std::panicking::begin_panic_handler::{{closure}}::h984d540e84311150
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x559caf36ef6c - std::sys_common::backtrace::__rust_end_short_backtrace::h32354258ff2aecd1
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x559caf370ce9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x559caf2f11c1 - core::panicking::panic_fmt::he3827412471ccbb1
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x559caf2f10b3 - core::option::expect_failed::h323006cdd6902a8d
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/core/src/option.rs:1237:5
[INFO] [stderr]     16:     0x559caf2f41c8 - core::option::Option<T>::expect::h83f124c7ce493949
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/core/src/option.rs:349:21
[INFO] [stderr]     17:     0x559caf2f2a2d - build_script_build::build::build_object_file::h837bc989dd125eaf
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/neon-sys-0.4.0/build.rs:150:9
[INFO] [stderr]     18:     0x559caf2f1b2e - build_script_build::build::main::h3dacba96f0250f26
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/neon-sys-0.4.0/build.rs:33:9
[INFO] [stderr]     19:     0x559caf2f3c39 - build_script_build::main::ha276f57e4bea9165
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/neon-sys-0.4.0/build.rs:5:5
[INFO] [stderr]     20:     0x559caf2f3ecb - core::ops::function::FnOnce::call_once::h2faaace2e35c6b7c
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     21:     0x559caf2f3cce - std::sys_common::backtrace::__rust_begin_short_backtrace::hd331979d00eff9c2
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     22:     0x559caf2f5391 - std::rt::lang_start::{{closure}}::h585ebc6597e961c7
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/rt.rs:66:18
[INFO] [stderr]     23:     0x559caf37158a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd5953dadf0bc8f54
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     24:     0x559caf37158a - std::panicking::try::do_call::h23b369f1996fb7d4
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panicking.rs:379:40
[INFO] [stderr]     25:     0x559caf37158a - std::panicking::try::he017ee9ed6bce192
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panicking.rs:343:19
[INFO] [stderr]     26:     0x559caf37158a - std::panic::catch_unwind::hbfb892340a78b30d
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panic.rs:431:14
[INFO] [stderr]     27:     0x559caf37158a - std::rt::lang_start_internal::hce6e4c0ce56abb51
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/rt.rs:51:25
[INFO] [stderr]     28:     0x559caf2f5370 - std::rt::lang_start::h09db6912dc667028
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/rt.rs:65:5
[INFO] [stderr]     29:     0x559caf2f3c5c - main
[INFO] [stderr]     30:     0x7fd4fe83d0b3 - __libc_start_main
[INFO] [stderr]     31:     0x559caf2f18de - _start
[INFO] [stderr]     32:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6f9783318429aea95ca5a122130344e5ecb0c8ef4acbb29b9e7a6f2f7124269d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f9783318429aea95ca5a122130344e5ecb0c8ef4acbb29b9e7a6f2f7124269d", kill_on_drop: false }`
[INFO] [stdout] 6f9783318429aea95ca5a122130344e5ecb0c8ef4acbb29b9e7a6f2f7124269d