[INFO] fetching crate faasm-sys 0.0.12...
[INFO] checking faasm-sys-0.0.12 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] extracting crate faasm-sys 0.0.12 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate faasm-sys 0.0.12 on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate faasm-sys 0.0.12
[INFO] finished tweaking crates.io crate faasm-sys 0.0.12
[INFO] tweaked toml for crates.io crate faasm-sys 0.0.12 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate faasm-sys 0.0.12 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cdc35584e5c40728d6be1c4eb421cf877bb96a36f203066c7027bd25d43872c
[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" "2cdc35584e5c40728d6be1c4eb421cf877bb96a36f203066c7027bd25d43872c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cdc35584e5c40728d6be1c4eb421cf877bb96a36f203066c7027bd25d43872c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cdc35584e5c40728d6be1c4eb421cf877bb96a36f203066c7027bd25d43872c", kill_on_drop: false }`
[INFO] [stdout] 2cdc35584e5c40728d6be1c4eb421cf877bb96a36f203066c7027bd25d43872c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--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] be137d2caa77d0b182cacc07c7c0789b1bf9b35550965f3c525f36f05ebfe219
[INFO] running `Command { std: "docker" "start" "-a" "be137d2caa77d0b182cacc07c7c0789b1bf9b35550965f3c525f36f05ebfe219", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling dtoa v0.4.5
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.3.6
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.8
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling tokio v0.2.13
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling tokio-tls v0.3.0
[INFO] [stderr]    Compiling h2 v0.2.3
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling pin-project v0.4.8
[INFO] [stderr]    Compiling hyper v0.13.4
[INFO] [stderr]    Compiling hyper-tls v0.4.1
[INFO] [stderr]    Compiling reqwest v0.10.4
[INFO] [stderr]    Compiling faasm-sys v0.0.12 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `faasm-sys v0.0.12 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/faasm-sys-6cf7f63850e7ed1e/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'not implemented: Link native Faasm libraries', build.rs:141:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x562c93524390 - std::backtrace_rs::backtrace::libunwind::trace::he85dfb3ae4206056
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x562c93524390 - std::backtrace_rs::backtrace::trace_unsynchronized::h1ad28094d7b00c21
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x562c93524390 - std::sys_common::backtrace::_print_fmt::h901b54610713cd21
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x562c93524390 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb0ad78ee1571f7e0
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x562c9354539c - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]      5:     0x562c9351e5b2 - std::io::Write::write_fmt::hf7b7d7b243f84a36
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/io/mod.rs:1516
[INFO] [stderr]      6:     0x562c9352671d - std::sys_common::backtrace::_print::hd093978a5287b8ff
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x562c9352671d - std::sys_common::backtrace::print::h20f46787581d56d7
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x562c9352671d - std::panicking::default_hook::{{closure}}::h486cbb4b82ffc357
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:208
[INFO] [stderr]      9:     0x562c935263c8 - std::panicking::default_hook::h4190c9e3edd4d591
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:227
[INFO] [stderr]     10:     0x562c93526e01 - std::panicking::rust_panic_with_hook::h72e78719cdda225c
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:577
[INFO] [stderr]     11:     0x562c935269a9 - std::panicking::begin_panic_handler::{{closure}}::h8bd07dbd34150a96
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:484
[INFO] [stderr]     12:     0x562c9352481c - std::sys_common::backtrace::__rust_end_short_backtrace::hdb6b3066ad29028a
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x562c93526969 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:483
[INFO] [stderr]     14:     0x562c9352691b - std::panicking::begin_panic_fmt::hc19e75fd2b7bc39b
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:437
[INFO] [stderr]     15:     0x562c930dad11 - build_script_build::main::h30ade754a5960290
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:141
[INFO] [stderr]     16:     0x562c930dc10b - core::ops::function::FnOnce::call_once::hc25ba67e128d44bc
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/ops/function.rs:227
[INFO] [stderr]     17:     0x562c930e107e - std::sys_common::backtrace::__rust_begin_short_backtrace::h9f9ab862e63f3eba
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     18:     0x562c930dc991 - std::rt::lang_start::{{closure}}::h2c2159509bdeb4d2
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/rt.rs:66
[INFO] [stderr]     19:     0x562c93527317 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h5e15f43ce28787f7
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/ops/function.rs:259
[INFO] [stderr]     20:     0x562c93527317 - std::panicking::try::do_call::h764f1891769113e9
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:381
[INFO] [stderr]     21:     0x562c93527317 - std::panicking::try::h0f2fe4fdd5e0ad19
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:345
[INFO] [stderr]     22:     0x562c93527317 - std::panic::catch_unwind::h1634e40dd3a19f80
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panic.rs:382
[INFO] [stderr]     23:     0x562c93527317 - std::rt::lang_start_internal::h8d4bc7b854bbd5fe
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/rt.rs:51
[INFO] [stderr]     24:     0x562c930dc967 - std::rt::lang_start::hd7fb42b106296bbc
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/rt.rs:65
[INFO] [stderr]     25:     0x562c930daf3a - main
[INFO] [stderr]     26:     0x7fcc748950b3 - __libc_start_main
[INFO] [stderr]     27:     0x562c930d50ce - _start
[INFO] [stderr]     28:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "be137d2caa77d0b182cacc07c7c0789b1bf9b35550965f3c525f36f05ebfe219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be137d2caa77d0b182cacc07c7c0789b1bf9b35550965f3c525f36f05ebfe219", kill_on_drop: false }`
[INFO] [stdout] be137d2caa77d0b182cacc07c7c0789b1bf9b35550965f3c525f36f05ebfe219