[INFO] fetching crate cardpack 0.3.8...
[INFO] testing cardpack-0.3.8 against 1.49.0 for beta-1.50-1
[INFO] extracting crate cardpack 0.3.8 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cardpack 0.3.8 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 cardpack 0.3.8
[INFO] finished tweaking crates.io crate cardpack 0.3.8
[INFO] tweaked toml for crates.io crate cardpack 0.3.8 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate cardpack 0.3.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 96a3d62a58eeb485d42377056a79bf29aba577ebdbca7ceba1bdbf9a789fd599
[INFO] running `Command { std: "docker" "start" "-a" "96a3d62a58eeb485d42377056a79bf29aba577ebdbca7ceba1bdbf9a789fd599", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96a3d62a58eeb485d42377056a79bf29aba577ebdbca7ceba1bdbf9a789fd599", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96a3d62a58eeb485d42377056a79bf29aba577ebdbca7ceba1bdbf9a789fd599", kill_on_drop: false }`
[INFO] [stdout] 96a3d62a58eeb485d42377056a79bf29aba577ebdbca7ceba1bdbf9a789fd599
[INFO] running `Command { std: "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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 73ab5180a267d1d314c48693b1eae3e8ee32b9e75697711b4b017601589efb35
[INFO] running `Command { std: "docker" "start" "-a" "73ab5180a267d1d314c48693b1eae3e8ee32b9e75697711b4b017601589efb35", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling tinystr v0.3.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling fluent-syntax v0.9.3
[INFO] [stderr]    Compiling type-map v0.3.0
[INFO] [stderr]    Compiling globset v0.4.5
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling unic-langid-impl v0.9.0
[INFO] [stderr]    Compiling ignore v0.4.16
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling unic-langid-macros-impl v0.9.0
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling snafu-derive v0.6.8
[INFO] [stderr]    Compiling unic-langid-macros v0.9.0
[INFO] [stderr]    Compiling unic-langid v0.9.0
[INFO] [stderr]    Compiling intl-memoizer v0.5.0
[INFO] [stderr]    Compiling intl_pluralrules v7.0.0
[INFO] [stderr]    Compiling fluent-langneg v0.13.0
[INFO] [stderr]    Compiling snafu v0.6.8
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling flume v0.7.2
[INFO] [stderr]    Compiling fluent-template-macros v0.5.13
[INFO] [stderr]    Compiling rental v0.5.5
[INFO] [stderr]    Compiling fluent-bundle v0.12.0
[INFO] [stderr]    Compiling fluent v0.12.0
[INFO] [stderr]    Compiling fluent-templates v0.5.13
[INFO] [stderr]    Compiling cardpack v0.3.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "73ab5180a267d1d314c48693b1eae3e8ee32b9e75697711b4b017601589efb35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73ab5180a267d1d314c48693b1eae3e8ee32b9e75697711b4b017601589efb35", kill_on_drop: false }`
[INFO] [stdout] 73ab5180a267d1d314c48693b1eae3e8ee32b9e75697711b4b017601589efb35
[INFO] running `Command { std: "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" "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] 05c2de9d6026b3146cbc119ec70515aa4d78b2f14c1aa9870767c9a975730dd1
[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" "05c2de9d6026b3146cbc119ec70515aa4d78b2f14c1aa9870767c9a975730dd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling cardpack v0.3.8 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `cardpack`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cardpack --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=627f3827cdcf102c -C extra-filename=-627f3827cdcf102c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern colored=/opt/rustwide/target/debug/deps/libcolored-572409106bcb23fd.rlib --extern fluent_templates=/opt/rustwide/target/debug/deps/libfluent_templates-f0b67395285f8199.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-11f3ffd0c0a5a98c.rlib --extern unic_langid=/opt/rustwide/target/debug/deps/libunic_langid-26f25dd11d5d3f58.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/examples/euchre-eaa9c3e20638f44a.euchre.c5i8wqp8-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/euchre-eaa9c3e20638f44a.euchre.c5i8wqp8-cgu.1.rcgu.o" "/opt/rustwide/target/debug/examples/euchre-eaa9c3e20638f44a.euchre.c5i8wqp8-cgu.2.rcgu.o" "/opt/rustwide/target/debug/examples/euchre-eaa9c3e20638f44a.euchre.c5i8wqp8-cgu.3.rcgu.o" "/opt/rustwide/target/debug/examples/euchre-eaa9c3e20638f44a.euchre.c5i8wqp8-cgu.4.rcgu.o" "/opt/rustwide/target/debug/examples/euchre-eaa9c3e20638f44a.euchre.c5i8wqp8-cgu.5.rcgu.o" "-o" "/opt/rustwide/target/debug/examples/euchre-eaa9c3e20638f44a" "/opt/rustwide/target/debug/examples/euchre-eaa9c3e20638f44a.25w9o2hwxnrlqgp5.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/target/debug/deps/libcardpack-3ddb9a456316b25f.rlib" "/opt/rustwide/target/debug/deps/libfluent_templates-f0b67395285f8199.rlib" "/opt/rustwide/target/debug/deps/libflume-31b6d54fc9abc148.rlib" "/opt/rustwide/target/debug/deps/libspin-37d4123b82335501.rlib" "/opt/rustwide/target/debug/deps/libfutures-583812e74e0db0e3.rlib" "/opt/rustwide/target/debug/deps/libfutures_util-7960d959e9ce9763.rlib" "/opt/rustwide/target/debug/deps/libpin_project-a3d97b691d1ccd33.rlib" "/opt/rustwide/target/debug/deps/libfutures_sink-947156001f7f7938.rlib" "/opt/rustwide/target/debug/deps/libfutures_task-cc93db68c203040c.rlib" "/opt/rustwide/target/debug/deps/libpin_utils-1b5011892cb37eb5.rlib" "/opt/rustwide/target/debug/deps/libfutures_core-aa29a6477fa5df2c.rlib" "/opt/rustwide/target/debug/deps/libonce_cell-debe3179146a0b19.rlib" "/opt/rustwide/target/debug/deps/libarc_swap-88970f2bad9a1cc6.rlib" "/opt/rustwide/target/debug/deps/libsnafu-57f893552f4617a6.rlib" "/opt/rustwide/target/debug/deps/libdoc_comment-0a983db86b98e26c.rlib" "/opt/rustwide/target/debug/deps/libignore-5d8baa79fec7effb.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-ff13728372c662eb.rlib" "/opt/rustwide/target/debug/deps/libwalkdir-c239aebdeb046bad.rlib" "/opt/rustwide/target/debug/deps/libsame_file-af3c3c7843ff20ed.rlib" "/opt/rustwide/target/debug/deps/libglobset-1fb3162af8d46956.rlib" "/opt/rustwide/target/debug/deps/libregex-c3ea0fa2ade1425a.rlib" "/opt/rustwide/target/debug/deps/libthread_local-76e36b18ae5ab5a5.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-a9dd61adc4379188.rlib" "/opt/rustwide/target/debug/deps/liblog-84fac41c4b644956.rlib" "/opt/rustwide/target/debug/deps/libfnv-751e5967119454f8.rlib" "/opt/rustwide/target/debug/deps/libbstr-e51a2cde886fe999.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-7e3abd05b132d39b.rlib" "/opt/rustwide/target/debug/deps/libmemchr-68751ffea57ec29e.rlib" "/opt/rustwide/target/debug/deps/libfluent_bundle-ab90cc3e268694e8.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-06940346a638646b.rlib" "/opt/rustwide/target/debug/deps/libfluent_langneg-60a39cc57fc97022.rlib" "/opt/rustwide/target/debug/deps/libintl_pluralrules-80ea17edef80320f.rlib" "/opt/rustwide/target/debug/deps/libfluent_syntax-ea05edc71363714b.rlib" "/opt/rustwide/target/debug/deps/libintl_memoizer-680ee6e37f7bb37b.rlib" "/opt/rustwide/target/debug/deps/libtype_map-ab243cedd214a9b1.rlib" "/opt/rustwide/target/debug/deps/libfxhash-f65c3b33174b94ed.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-04b16b37fbc1beb3.rlib" "/opt/rustwide/target/debug/deps/librental-95fca2e54d7f5f31.rlib" "/opt/rustwide/target/debug/deps/libstable_deref_trait-2ce97f2c6620f806.rlib" "/opt/rustwide/target/debug/deps/libunic_langid-26f25dd11d5d3f58.rlib" "/opt/rustwide/target/debug/deps/libunic_langid_macros-0a4ef91a53695069.rlib" "/opt/rustwide/target/debug/deps/libunic_langid_impl-38155dfec30234cf.rlib" "/opt/rustwide/target/debug/deps/libtinystr-bffecd23e1dffa41.rlib" "/opt/rustwide/target/debug/deps/libcolored-572409106bcb23fd.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rlib" "/opt/rustwide/target/debug/deps/libatty-35bcbf6288658933.rlib" "/opt/rustwide/target/debug/deps/librand-11f3ffd0c0a5a98c.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-f99d67403aff29a1.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-dade1abeea8bcadc.rlib" "/opt/rustwide/target/debug/deps/librand_core-1a5dc4a2d0b10229.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-04b19ea8e78c5564.rlib" "/opt/rustwide/target/debug/deps/liblibc-0cdd7695093cde1e.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-b10e0993eefc366b.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" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil" "-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" "05c2de9d6026b3146cbc119ec70515aa4d78b2f14c1aa9870767c9a975730dd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05c2de9d6026b3146cbc119ec70515aa4d78b2f14c1aa9870767c9a975730dd1", kill_on_drop: false }`
[INFO] [stdout] 05c2de9d6026b3146cbc119ec70515aa4d78b2f14c1aa9870767c9a975730dd1