[INFO] cloning repository https://github.com/nathan-trann/json_parser_coding_challenge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nathan-trann/json_parser_coding_challenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathan-trann%2Fjson_parser_coding_challenge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathan-trann%2Fjson_parser_coding_challenge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ed0be04b53b18d9b1a1b0c89500182e695c6191
[INFO] building nathan-trann/json_parser_coding_challenge against try#9b5e8b16bd1c4acf4cf8e6880368314cf021a987+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathan-trann%2Fjson_parser_coding_challenge" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nathan-trann/json_parser_coding_challenge on toolchain 9b5e8b16bd1c4acf4cf8e6880368314cf021a987
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nathan-trann/json_parser_coding_challenge
[INFO] finished tweaking git repo https://github.com/nathan-trann/json_parser_coding_challenge
[INFO] tweaked toml for git repo https://github.com/nathan-trann/json_parser_coding_challenge written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/nathan-trann/json_parser_coding_challenge 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" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c74902f3799a3469d64fb664fdad880b569b9f342c3064bd65ab6a2f60e10c4f
[INFO] running `Command { std: "docker" "start" "-a" "c74902f3799a3469d64fb664fdad880b569b9f342c3064bd65ab6a2f60e10c4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c74902f3799a3469d64fb664fdad880b569b9f342c3064bd65ab6a2f60e10c4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c74902f3799a3469d64fb664fdad880b569b9f342c3064bd65ab6a2f60e10c4f", kill_on_drop: false }`
[INFO] [stdout] c74902f3799a3469d64fb664fdad880b569b9f342c3064bd65ab6a2f60e10c4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e43d784781198512ebe8914ffac42c95a3794ef3f3e7875c929fdccc65173a0
[INFO] running `Command { std: "docker" "start" "-a" "9e43d784781198512ebe8914ffac42c95a3794ef3f3e7875c929fdccc65173a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling json_parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "9e43d784781198512ebe8914ffac42c95a3794ef3f3e7875c929fdccc65173a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e43d784781198512ebe8914ffac42c95a3794ef3f3e7875c929fdccc65173a0", kill_on_drop: false }`
[INFO] [stdout] 9e43d784781198512ebe8914ffac42c95a3794ef3f3e7875c929fdccc65173a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c64c41dd726a6bd2e4fa2d41dc3bffa4a38a25494b473331ee9b53b32d7db485
[INFO] running `Command { std: "docker" "start" "-a" "c64c41dd726a6bd2e4fa2d41dc3bffa4a38a25494b473331ee9b53b32d7db485", kill_on_drop: false }`
[INFO] [stderr]    Compiling json_parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/9b5e8b16bd1c4acf4cf8e6880368314cf021a987/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/9b5e8b16bd1c4acf4cf8e6880368314cf021a987/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustck5nTNq/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/9b5e8b16bd1c4acf4cf8e6880368314cf021a987/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-5b337cbd81a5a91e.rlib,libgetopts-b3d751a359439e5c.rlib,libunicode_width-b94cd6aeaf6d0888.rlib,librustc_std_workspace_std-7eff89145b2e518b.rlib,libstd-c961c021679cb080.rlib,libpanic_unwind-cf53e161ed1cff61.rlib,libobject-cb648d8066e1f446.rlib,libmemchr-c5d4f358058ea4b7.rlib,libaddr2line-c3d71356250e6616.rlib,libgimli-f87b04c9c9484f11.rlib,librustc_demangle-bcb6f2ec634b4b7c.rlib,libstd_detect-7c9c37927c8e6d84.rlib,libhashbrown-c2c9b281c2c2a277.rlib,librustc_std_workspace_alloc-436fb8ec294074ae.rlib,libminiz_oxide-8d1606a7c3a02301.rlib,libadler-b9d368accc529045.rlib,libunwind-8fa2d9148abc4bd4.rlib,libcfg_if-04c8eb04b1ca0e2e.rlib,liblibc-ac32c271036f683f.rlib,liballoc-954db56effadca87.rlib,librustc_std_workspace_core-395a38b8e0851c9b.rlib,libcore-d453bab70303062c.rlib,libcompiler_builtins-d643a4794e0b0ebc.rlib}" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-B/opt/rustwide/rustup-home/toolchains/9b5e8b16bd1c4acf4cf8e6880368314cf021a987/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/9b5e8b16bd1c4acf4cf8e6880368314cf021a987/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/json_parser-1ce78c7eef766b19" "-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: PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace.
[INFO] [stdout]           collect2: fatal error: ld terminated with signal 7 [Bus error], core dumped
[INFO] [stdout]           compilation terminated.
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `json_parser` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "c64c41dd726a6bd2e4fa2d41dc3bffa4a38a25494b473331ee9b53b32d7db485", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c64c41dd726a6bd2e4fa2d41dc3bffa4a38a25494b473331ee9b53b32d7db485", kill_on_drop: false }`
[INFO] [stdout] c64c41dd726a6bd2e4fa2d41dc3bffa4a38a25494b473331ee9b53b32d7db485