[INFO] fetching crate proffer 1.0.0-rc2...
[INFO] testing proffer-1.0.0-rc2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate proffer 1.0.0-rc2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate proffer 1.0.0-rc2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proffer 1.0.0-rc2
[INFO] finished tweaking crates.io crate proffer 1.0.0-rc2
[INFO] tweaked toml for crates.io crate proffer 1.0.0-rc2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 876a1b590873ce4f373933f2335d343c3240f6d775f6948a721bae1a2978e2ed
[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" "876a1b590873ce4f373933f2335d343c3240f6d775f6948a721bae1a2978e2ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "876a1b590873ce4f373933f2335d343c3240f6d775f6948a721bae1a2978e2ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "876a1b590873ce4f373933f2335d343c3240f6d775f6948a721bae1a2978e2ed", kill_on_drop: false }`
[INFO] [stdout] 876a1b590873ce4f373933f2335d343c3240f6d775f6948a721bae1a2978e2ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a240525121ba6e58f2ff5b2289087816fecb34341e18e5e615b67cd2c684832
[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" "7a240525121ba6e58f2ff5b2289087816fecb34341e18e5e615b67cd2c684832", kill_on_drop: false }`
[INFO] [stderr]    Compiling unic-common v0.7.0
[INFO] [stderr]    Compiling unic-char-range v0.7.0
[INFO] [stderr]    Compiling deunicode v0.4.3
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling unic-char-property v0.7.0
[INFO] [stderr]    Compiling unic-ucd-version v0.7.0
[INFO] [stderr]    Compiling slug v0.1.4
[INFO] [stderr]    Compiling unic-ucd-segment v0.7.0
[INFO] [stderr]    Compiling unic-segment v0.7.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling tera v0.11.20
[INFO] [stderr]    Compiling proffer v1.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.13s
[INFO] running `Command { std: "docker" "inspect" "7a240525121ba6e58f2ff5b2289087816fecb34341e18e5e615b67cd2c684832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a240525121ba6e58f2ff5b2289087816fecb34341e18e5e615b67cd2c684832", kill_on_drop: false }`
[INFO] [stdout] 7a240525121ba6e58f2ff5b2289087816fecb34341e18e5e615b67cd2c684832
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cc5d717daaa90cc2519bd1108ffe166bb4ccc6f46a8266a12eddcfa0a48d26b
[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" "2cc5d717daaa90cc2519bd1108ffe166bb4ccc6f46a8266a12eddcfa0a48d26b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proffer v1.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `proffer`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name module_gen_test --edition=2018 tests/module_gen_test.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=25976a1791c6b746 -C extra-filename=-25976a1791c6b746 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proffer=/opt/rustwide/target/debug/deps/libproffer-725a2e735811cf16.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-bd7afda7c5176abc.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-52a34820f13cc2df.rlib --extern tera=/opt/rustwide/target/debug/deps/libtera-d2fb8fdc6baa7a25.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/struct_gen_test-ce4b3709a09b4c57.struct_gen_test.9mvdpbta-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/struct_gen_test-ce4b3709a09b4c57.struct_gen_test.9mvdpbta-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/struct_gen_test-ce4b3709a09b4c57.struct_gen_test.9mvdpbta-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/struct_gen_test-ce4b3709a09b4c57.struct_gen_test.9mvdpbta-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/struct_gen_test-ce4b3709a09b4c57.struct_gen_test.9mvdpbta-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/struct_gen_test-ce4b3709a09b4c57.struct_gen_test.9mvdpbta-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/struct_gen_test-ce4b3709a09b4c57.struct_gen_test.9mvdpbta-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/struct_gen_test-ce4b3709a09b4c57.struct_gen_test.9mvdpbta-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/struct_gen_test-ce4b3709a09b4c57.struct_gen_test.9mvdpbta-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/struct_gen_test-ce4b3709a09b4c57.struct_gen_test.9mvdpbta-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/struct_gen_test-ce4b3709a09b4c57.struct_gen_test.9mvdpbta-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/struct_gen_test-ce4b3709a09b4c57.struct_gen_test.9mvdpbta-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/struct_gen_test-ce4b3709a09b4c57.struct_gen_test.9mvdpbta-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/struct_gen_test-ce4b3709a09b4c57.struct_gen_test.9mvdpbta-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/struct_gen_test-ce4b3709a09b4c57.struct_gen_test.9mvdpbta-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/struct_gen_test-ce4b3709a09b4c57.struct_gen_test.9mvdpbta-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/struct_gen_test-ce4b3709a09b4c57" "/opt/rustwide/target/debug/deps/struct_gen_test-ce4b3709a09b4c57.1dko87ilx01lgsno.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-6609e81d71a1bf05.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-c352aab3e89370e6.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-5a89b15f567bd092.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-f48d3ad387757b0f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-bf2dc5d6d88f70a5.rlib" "/opt/rustwide/target/debug/deps/libsyn-52a34820f13cc2df.rlib" "/opt/rustwide/target/debug/deps/libquote-4ff43fa145cc0264.rlib" "/opt/rustwide/target/debug/deps/libproc_macro2-b8449736663a1660.rlib" "/opt/rustwide/target/debug/deps/libunicode_xid-1c0accd586890c80.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libproc_macro-bdc4db8d8e428c02.rlib" "/opt/rustwide/target/debug/deps/libproffer-725a2e735811cf16.rlib" "/opt/rustwide/target/debug/deps/libtera-d2fb8fdc6baa7a25.rlib" "/opt/rustwide/target/debug/deps/libunic_segment-244d6b978257c64e.rlib" "/opt/rustwide/target/debug/deps/libunic_ucd_segment-37c01c1ef0d0e757.rlib" "/opt/rustwide/target/debug/deps/libunic_ucd_version-45804a726dde25d6.rlib" "/opt/rustwide/target/debug/deps/libunic_common-6997ffb5fd16affd.rlib" "/opt/rustwide/target/debug/deps/libunic_char_property-f67511562d987248.rlib" "/opt/rustwide/target/debug/deps/libunic_char_range-e90c41727d0cf35f.rlib" "/opt/rustwide/target/debug/deps/liburl-b1ad55a490a79752.rlib" "/opt/rustwide/target/debug/deps/libpercent_encoding-6cfaa5fc89ff72d4.rlib" "/opt/rustwide/target/debug/deps/libidna-740fe4d95ebee3ae.rlib" "/opt/rustwide/target/debug/deps/libunicode_normalization-00a5caef43a4386b.rlib" "/opt/rustwide/target/debug/deps/libtinyvec-c7495963f757b92a.rlib" "/opt/rustwide/target/debug/deps/libtinyvec_macros-5b1520f36949599c.rlib" "/opt/rustwide/target/debug/deps/libunicode_bidi-7e8075a07f0e5422.rlib" "/opt/rustwide/target/debug/deps/libmatches-5499bb0a916b29b9.rlib" "/opt/rustwide/target/debug/deps/libhumansize-ed223acb40857534.rlib" "/opt/rustwide/target/debug/deps/libchrono-5fd9f7f8c1d8d832.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-e94630215054e891.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-976916f1151500ce.rlib" "/opt/rustwide/target/debug/deps/libtime-5b171a24a07e4026.rlib" "/opt/rustwide/target/debug/deps/libslug-ea2899fdc069b07b.rlib" "/opt/rustwide/target/debug/deps/libdeunicode-948195ffefc885da.rlib" "/opt/rustwide/target/debug/deps/libregex-62e055e6c3a1f4aa.rlib" "/opt/rustwide/target/debug/deps/libthread_local-76e36b18ae5ab5a5.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-2b91d401512672d8.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-e01381020880b078.rlib" "/opt/rustwide/target/debug/deps/libmemchr-e03602aba27a22bc.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-c648c44357a9750e.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-f1b8f703a2014f1d.rlib" "/opt/rustwide/target/debug/deps/libminiz_oxide-717c95e0ca43996f.rlib" "/opt/rustwide/target/debug/deps/libadler-797761d55cc6d77d.rlib" "/opt/rustwide/target/debug/deps/libobject-3398b1b82a61cf88.rlib" "/opt/rustwide/target/debug/deps/liblibc-e0846f52673851a4.rlib" "/opt/rustwide/target/debug/deps/libaddr2line-57a8d78d4ce5a557.rlib" "/opt/rustwide/target/debug/deps/libgimli-0a231e394c8ed583.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-d836a7202f0431f0.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-f324c5343369256d.rlib" "/opt/rustwide/target/debug/deps/libserde_json-94cd14e7fcceb763.rlib" "/opt/rustwide/target/debug/deps/libryu-37b6e9a22bb2209d.rlib" "/opt/rustwide/target/debug/deps/libitoa-44123fecdb9f4ce0.rlib" "/opt/rustwide/target/debug/deps/libpest-94472cacdd28b4f3.rlib" "/opt/rustwide/target/debug/deps/libucd_trie-b5cbea2428991675.rlib" "/opt/rustwide/target/debug/deps/libglob-8eda6a29b2be8c9c.rlib" "/opt/rustwide/target/debug/deps/libserde-bd7afda7c5176abc.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: collect2: fatal error: ld terminated with signal 9 [Killed]
[INFO] [stdout]           compilation terminated.
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2cc5d717daaa90cc2519bd1108ffe166bb4ccc6f46a8266a12eddcfa0a48d26b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cc5d717daaa90cc2519bd1108ffe166bb4ccc6f46a8266a12eddcfa0a48d26b", kill_on_drop: false }`
[INFO] [stdout] 2cc5d717daaa90cc2519bd1108ffe166bb4ccc6f46a8266a12eddcfa0a48d26b