[INFO] fetching crate wasmots-client 0.1.0...
[INFO] testing wasmots-client-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate wasmots-client 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate wasmots-client 0.1.0
[INFO] finished tweaking crates.io crate wasmots-client 0.1.0
[INFO] tweaked toml for crates.io crate wasmots-client 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wasmots-client 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wasmots-client 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62fc4184450cab41c24111e912938521d137764c55b5025c4473263cc39fc3c6
[INFO] running `Command { std: "docker" "start" "-a" "62fc4184450cab41c24111e912938521d137764c55b5025c4473263cc39fc3c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62fc4184450cab41c24111e912938521d137764c55b5025c4473263cc39fc3c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62fc4184450cab41c24111e912938521d137764c55b5025c4473263cc39fc3c6", kill_on_drop: false }`
[INFO] [stdout] 62fc4184450cab41c24111e912938521d137764c55b5025c4473263cc39fc3c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b198a6e9ec28a4163cc46ae4ed984702b008496a918fcadb2edcf041ec8ea8b
[INFO] running `Command { std: "docker" "start" "-a" "0b198a6e9ec28a4163cc46ae4ed984702b008496a918fcadb2edcf041ec8ea8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.83
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling target-lexicon v0.11.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling object v0.23.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling more-asserts v0.2.1
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling region v2.2.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.68.0
[INFO] [stderr]    Compiling wasmparser v0.65.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling raw-cpuid v7.0.4
[INFO] [stderr]    Compiling wasmer-vm v1.0.1
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling rand_core v0.6.1
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling regalloc v0.0.31
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling memmap2 v0.2.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling leb128 v0.2.4
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling tinyvec v1.1.1
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling wasmer-compiler-cranelift v1.0.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling inventory v0.1.10
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling wast v32.0.0
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling chunked_transfer v1.3.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling addr2line v0.14.1
[INFO] [stderr]    Compiling backtrace v0.3.56
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling webpki-roots v0.21.0
[INFO] [stderr]    Compiling rustls v0.19.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling ctor v0.1.18
[INFO] [stderr]    Compiling inventory-impl v0.1.10
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling wasmer-derive v1.0.1
[INFO] [stderr]    Compiling typetag-impl v0.1.7
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling wat v1.0.33
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling wasmer_enumset_derive v0.5.0
[INFO] [stderr]    Compiling ureq v2.0.1
[INFO] [stderr]    Compiling wasmer_enumset v1.0.1
[INFO] [stderr]    Compiling cranelift-entity v0.68.0
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling erased-serde v0.3.13
[INFO] [stderr]    Compiling generational-arena v0.2.8
[INFO] [stderr]    Compiling wasmer-types v1.0.1
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.68.0
[INFO] [stderr]    Compiling cranelift-bforest v0.68.0
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling typetag v0.1.7
[INFO] [stderr]    Compiling wasmer-compiler v1.0.1
[INFO] [stderr]    Compiling wasmer-engine v1.0.1
[INFO] [stderr]    Compiling wasmer-object v1.0.1
[INFO] [stderr]    Compiling wasmer-engine-jit v1.0.1
[INFO] [stderr]    Compiling wasmer-engine-native v1.0.1
[INFO] [stderr]    Compiling cranelift-codegen v0.68.0
[INFO] [stderr]    Compiling cranelift-frontend v0.68.0
[INFO] [stderr]    Compiling wasmer v1.0.1
[INFO] [stderr]    Compiling wasmer-wasi v1.0.1
[INFO] [stderr]    Compiling wasmots-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcWpeUEu/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libureq-93a23ddd94cc5f9f,libwebpki_roots-b6790c8827bb3471,librustls-79d8b8d1a3739894,libbase64-beb813779272318b,libsct-8c92e6d27d911af0,libwebpki-33ed677380cf0cd1,libring-f8bb4a66b1135f9f,libspin-bd5c65b66a03de3f,libuntrusted-4c6cc551cc2c6e70,libonce_cell-9653ed29e0a56f6d,libchunked_transfer-1b64ed7e30052b7d,liburl-af29575ff434a54d,libidna-ae8ffd6a1e65f11e,libunicode_normalization-e3dee6c63a708309,libtinyvec-39731cce6380a4b7,libtinyvec_macros-cc8e196d6b1e57fc,libunicode_bidi-3da27f7f6f6de2cd,libform_urlencoded-cfdf5432d35ac7fa,libpercent_encoding-d8e5e041794fd24f,libmatches-ae807cfe442355e3,libstructopt-53d8cc20545263b5,libclap-a7c1d086d5c85c26,libvec_map-ecbce826993378bd,libtextwrap-dc3a0cdb086a0baf,libunicode_width-8f833626c49fb0ed,libstrsim-1c33ff29e0d45111,libatty-b4101ae6bdfc208c,libansi_term-dc29728339138c52,libwasmer_wasi-985e37526f98f5b1,libgetrandom-6948cc8a3f01f052,libtime-101de2825e8190ea,libtypetag-636141e019a4a988,liberased_serde-4c26ce7d1889382e,libinventory-168c17a7814df73f,libgenerational_arena-6ebb5f3befc17011,libwasmer-8811b93325603695,libwasmer_engine_jit-827c04de6a8e29b4,libwasmer_compiler_cranelift-8954eb916ea44d6f,libtracing-7ff47f969c319868,libpin_project_lite-529db46f6949228e,libtracing_core-74279cf70b133743,libcranelift_frontend-20dcfdadb5a9d704,librayon-05445b611df34a06,librayon_core-7fc5d88855b030ec,libnum_cpus-5a818298c45badc6,libcrossbeam_deque-e25c218919533605,libcrossbeam_epoch-a590e9d83e6bf5ea,libscopeguard-43643e546252cd47,libcrossbeam_channel-9f3a1e199b5aa54d,libcrossbeam_utils-1dedd31ef4bb14ee,libeither-9e7e392a8497717b,libcranelift_codegen-3c652df6149cc717,libregalloc-17fac317014e8cf0,librustc_hash-5a527483989b35a3,libgimli-a325b3ad4209b2c6,libfallible_iterator-1bf2f15d2c3f7b97,libstable_deref_trait-fa928650ff60dc8f,libcranelift_codegen_shared-e21fe3f90763ce18,liblog-bc0f4bfbee24dbb0,libcranelift_bforest-4a6c8e952528dcf0,libwat-6dc9c59880395080,libwast-e9f95f67f17714d1,libleb128-1f804dd60427a566,libwasmer_engine-fe27c1f3ab3eee2e,libbincode-04605eb0d8a06f2a,libbyteorder-b8fb46ba98e015ee,liblazy_static-2bb390fee0230a38,libmemmap2-299da43bafe4fcbd,libwasmer_compiler-1dc530a3344b7732,libserde_bytes-aeac057b58a9a168,libsmallvec-97844d2104066b54,libraw_cpuid-97e0cbff0242b2aa,libwasmer_enumset-7ea67df4489853bf,libnum_traits-f19a249dec56f707,libtarget_lexicon-c7c1da25ddfbdc2a,libwasmer_vm-61e682601f7f7d19,libregion-0514c9b72238eff5,libbitflags-b62ab2fcdb7657f2,libcfg_if-7e9efee4241be1ca,libbacktrace-8bd3dde85df0b1ac,libminiz_oxide-6303ea75d30dfdce,libadler-b552001441393eae,libobject-a1872a07bcf1f6bd,liblibc-9d78b9d5309dcfd3,libaddr2line-64f7f506d53e4ee2,libgimli-46f48361831f41a5,libcfg_if-33ef6c02a07f9fec,librustc_demangle-2a372a7b55326396,libmore_asserts-96eea10acf760add,libmemoffset-2fcbc3c8389f4697,libwasmparser-c42a3c1a3a0851f0,libwasmer_types-2e35b53289f776aa,libcranelift_entity-34bf8a93f76b8ccb,libindexmap-15e99b7836e8c1e7,libhashbrown-fd3d74b5fbd7cbb8,libserde-aee4715aa3b3b487,libthiserror-5ef4ef03cac40e85}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/debug/deps/rustcWpeUEu/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/target/debug/build/ring-af79daaa62398096/out" "-L" "/opt/rustwide/target/debug/build/wasmer-vm-3e223c0c9ed5382d/out" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/wasmots_client-b9d3358065d5fbb1" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: undefined symbol: __rust_probestack
[INFO] [stdout]           >>> referenced by libcalls.rs:403 (src/libcalls.rs:403)
[INFO] [stdout]           >>>               wasmer_vm-61e682601f7f7d19.wasmer_vm.ca3dc64b8b1be788-cgu.4.rcgu.o:(wasmer_probestack) in archive /opt/rustwide/target/debug/deps/libwasmer_vm-61e682601f7f7d19.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasmots-client` (bin "wasmots-client") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "0b198a6e9ec28a4163cc46ae4ed984702b008496a918fcadb2edcf041ec8ea8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b198a6e9ec28a4163cc46ae4ed984702b008496a918fcadb2edcf041ec8ea8b", kill_on_drop: false }`
[INFO] [stdout] 0b198a6e9ec28a4163cc46ae4ed984702b008496a918fcadb2edcf041ec8ea8b