[INFO] updating cached repository https://github.com/hb-chen/wasm-hello-world-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 11ff1290f0d5aa5f843f389716f0c76e025c7e7e
[INFO] testing hb-chen/wasm-hello-world-rust against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhb-chen%2Fwasm-hello-world-rust" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hb-chen/wasm-hello-world-rust on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/hb-chen/wasm-hello-world-rust
[INFO] finished tweaking git repo https://github.com/hb-chen/wasm-hello-world-rust
[INFO] tweaked toml for git repo https://github.com/hb-chen/wasm-hello-world-rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/hb-chen/wasm-hello-world-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 90696d7f81d8b7782cf9f3013974910b7ebb6c9de088d22ef6491b895d6b86db
[INFO] running `"docker" "start" "-a" "90696d7f81d8b7782cf9f3013974910b7ebb6c9de088d22ef6491b895d6b86db"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.15
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling ahash v0.3.5
[INFO] [stderr]    Compiling memory_units v0.4.0
[INFO] [stderr]    Compiling prometheus v0.8.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling proxy-wasm v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling thiserror v1.0.19
[INFO] [stderr]    Compiling hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.33s
[INFO] running `"docker" "inspect" "90696d7f81d8b7782cf9f3013974910b7ebb6c9de088d22ef6491b895d6b86db"`
[INFO] running `"docker" "rm" "-f" "90696d7f81d8b7782cf9f3013974910b7ebb6c9de088d22ef6491b895d6b86db"`
[INFO] [stdout] 90696d7f81d8b7782cf9f3013974910b7ebb6c9de088d22ef6491b895d6b86db
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] accd99705934e980d8e37130572837d60c682662b0c7f889e859572c92954753
[INFO] running `"docker" "start" "-a" "accd99705934e980d8e37130572837d60c682662b0c7f889e859572c92954753"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/hello_world-6d216af753fd907a.hello_world.eo3en0on-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/hello_world-6d216af753fd907a.hello_world.eo3en0on-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/hello_world-6d216af753fd907a.hello_world.eo3en0on-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/hello_world-6d216af753fd907a.hello_world.eo3en0on-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/hello_world-6d216af753fd907a.hello_world.eo3en0on-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/hello_world-6d216af753fd907a.hello_world.eo3en0on-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/hello_world-6d216af753fd907a.hello_world.eo3en0on-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/hello_world-6d216af753fd907a.hello_world.eo3en0on-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/hello_world-6d216af753fd907a.hello_world.eo3en0on-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/hello_world-6d216af753fd907a.hello_world.eo3en0on-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/hello_world-6d216af753fd907a.hello_world.eo3en0on-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/hello_world-6d216af753fd907a.hello_world.eo3en0on-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/hello_world-6d216af753fd907a.hello_world.eo3en0on-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/hello_world-6d216af753fd907a.hello_world.eo3en0on-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/hello_world-6d216af753fd907a.hello_world.eo3en0on-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/hello_world-6d216af753fd907a.hello_world.eo3en0on-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/hello_world-6d216af753fd907a" "/opt/rustwide/target/debug/deps/hello_world-6d216af753fd907a.2ndckb0alkhtjaj4.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-0a07979da1fa7aa2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-171ede43b21d034c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-ea69ac8b5a0936d1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-6be6d4d5d08eb152.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-c718480fe68c7cec.rlib" "/opt/rustwide/target/debug/deps/libproxy_wasm-88b06698ec8bb623.rlib" "/opt/rustwide/target/debug/deps/libwee_alloc-e50c82ff23e5bb47.rlib" "/opt/rustwide/target/debug/deps/liblibc-cd98d7392d6e9444.rlib" "/opt/rustwide/target/debug/deps/libmemory_units-72f634e3a48e495a.rlib" "/opt/rustwide/target/debug/deps/libhashbrown-b9999191196ddf98.rlib" "/opt/rustwide/target/debug/deps/libahash-e0a4e656d26f0581.rlib" "/opt/rustwide/target/debug/deps/liblog-c709ae7ff9aa4321.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-0d7329a98a9ffead.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-44f8eb3d0b2fad61.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-abc626f09920d361.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-546e83c8973f1a65.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-12768dfc68674934.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e06867e4497f2ee8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-cbc579f43f6df57b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7abd6d5a7ebf9a23.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-46423c7bc03bd327.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-fc3773ed7bc68f07.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-9cdc98176efd27e2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-02d88502a763e06b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-8cdc9d38dd6cd3ce.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-336f7d63e72901ef.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-57917b1be5233117.rlib" "-Wl,-Bdynamic" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/hello_world-6d216af753fd907a.hello_world.eo3en0on-cgu.0.rcgu.o: in function `_start':
[INFO] [stderr]           /opt/rustwide/workdir/src/lib.rs:5: multiple definition of `_start'; /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/Scrt1.o:(.text+0x0): first defined here
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `hello-world`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "accd99705934e980d8e37130572837d60c682662b0c7f889e859572c92954753"`
[INFO] running `"docker" "rm" "-f" "accd99705934e980d8e37130572837d60c682662b0c7f889e859572c92954753"`
[INFO] [stdout] accd99705934e980d8e37130572837d60c682662b0c7f889e859572c92954753