[INFO] cloning repository https://github.com/max-block/learn__crate__mongodb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/max-block/learn__crate__mongodb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmax-block%2Flearn__crate__mongodb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmax-block%2Flearn__crate__mongodb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01e32e4b3440a34750bf4c10435cc749bcc9a5b1
[INFO] testing max-block/learn__crate__mongodb against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmax-block%2Flearn__crate__mongodb" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/max-block/learn__crate__mongodb on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/max-block/learn__crate__mongodb
[INFO] finished tweaking git repo https://github.com/max-block/learn__crate__mongodb
[INFO] tweaked toml for git repo https://github.com/max-block/learn__crate__mongodb written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/max-block/learn__crate__mongodb already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-executor v0.1.2
[INFO] [stderr]   Downloaded polling v0.1.9
[INFO] [stderr]   Downloaded vec-arena v0.5.2
[INFO] [stderr]   Downloaded async-io v0.1.11
[INFO] [stderr]   Downloaded blocking v0.5.2
[INFO] [stderr]   Downloaded futures-lite v0.1.11
[INFO] [stderr]   Downloaded multitask v0.2.0
[INFO] [stderr]   Downloaded async-std v1.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c57616896e2b9c3169a979a85896fe6277395eda1c2734b00f980fc472e358a
[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" "2c57616896e2b9c3169a979a85896fe6277395eda1c2734b00f980fc472e358a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c57616896e2b9c3169a979a85896fe6277395eda1c2734b00f980fc472e358a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c57616896e2b9c3169a979a85896fe6277395eda1c2734b00f980fc472e358a", kill_on_drop: false }`
[INFO] [stdout] 2c57616896e2b9c3169a979a85896fe6277395eda1c2734b00f980fc472e358a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f8a0b30a448f0297dce5b70740824a322b085657ee4596c3a323b30d72dfbad
[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" "0f8a0b30a448f0297dce5b70740824a322b085657ee4596c3a323b30d72dfbad", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling hashbrown v0.9.0
[INFO] [stderr]    Compiling parking v1.0.6
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling async-mutex v1.3.0
[INFO] [stderr]    Compiling multitask v0.2.0
[INFO] [stderr]    Compiling async-channel v1.4.2
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling futures-lite v0.1.11
[INFO] [stderr]    Compiling socket2 v0.3.15
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling typed-builder v0.3.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling resolv-conf v0.6.3
[INFO] [stderr]    Compiling pbkdf2 v0.3.0
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling md-5 v0.8.0
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling blocking v0.5.2
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling polling v0.1.9
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling os_info v2.0.8
[INFO] [stderr]    Compiling futures-intrusive v0.3.1
[INFO] [stderr]    Compiling async-io v0.1.11
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling async-executor v0.1.2
[INFO] [stderr]    Compiling webpki v0.21.3
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling rustls v0.17.0
[INFO] [stderr]    Compiling webpki-roots v0.18.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling async-trait v0.1.40
[INFO] [stderr]    Compiling serde_with_macros v1.1.0
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling tokio-rustls v0.13.1
[INFO] [stderr]    Compiling async-std v1.6.3
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling trust-dns-proto v0.19.5
[INFO] [stderr]    Compiling chrono v0.4.15
[INFO] [stderr]    Compiling serde_with v1.4.0
[INFO] [stderr]    Compiling trust-dns-resolver v0.19.5
[INFO] [stderr]    Compiling bson v1.1.0
[INFO] [stderr]    Compiling mongodb v1.1.1
[INFO] [stderr]    Compiling learn v0.1.0 (/opt/rustwide/workdir)
[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/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/basics-5242afa976079c6c.basics.584ie3b0-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/basics-5242afa976079c6c.basics.584ie3b0-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/basics-5242afa976079c6c.basics.584ie3b0-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/basics-5242afa976079c6c.basics.584ie3b0-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/basics-5242afa976079c6c.basics.584ie3b0-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/basics-5242afa976079c6c.basics.584ie3b0-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/basics-5242afa976079c6c.basics.584ie3b0-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/basics-5242afa976079c6c.basics.584ie3b0-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/basics-5242afa976079c6c.basics.584ie3b0-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/basics-5242afa976079c6c.basics.584ie3b0-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/basics-5242afa976079c6c.basics.584ie3b0-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/basics-5242afa976079c6c.basics.584ie3b0-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/basics-5242afa976079c6c.basics.584ie3b0-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/basics-5242afa976079c6c.basics.584ie3b0-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/basics-5242afa976079c6c.basics.584ie3b0-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/basics-5242afa976079c6c.basics.584ie3b0-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/basics-5242afa976079c6c" "/opt/rustwide/target/debug/deps/basics-5242afa976079c6c.5avwy8jn1onofl6.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/ring-b6928069f0a16565/out" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libmongodb-5b482a83856253d1.rlib" "/opt/rustwide/target/debug/deps/libtake_mut-d9047f1bb72d40ea.rlib" "/opt/rustwide/target/debug/deps/libversion_check-14f4b3118560d858.rlib" "/opt/rustwide/target/debug/deps/libpbkdf2-0c366d06971b2932.rlib" "/opt/rustwide/target/debug/deps/libstringprep-5ef1e2330b179ea5.rlib" "/opt/rustwide/target/debug/deps/libasync_std-cad4384f19d075fd.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-60129d5696ea332c.rlib" "/opt/rustwide/target/debug/deps/libasync_executor-89bf9eb44162c70a.rlib" "/opt/rustwide/target/debug/deps/libmultitask-e4d37499b1df50ce.rlib" "/opt/rustwide/target/debug/deps/libasync_task-58f50441542d23c9.rlib" "/opt/rustwide/target/debug/deps/libscoped_tls-09a0f6df3274fe1f.rlib" "/opt/rustwide/target/debug/deps/libasync_io-5fb7d90f1185e1b7.rlib" "/opt/rustwide/target/debug/deps/libvec_arena-9b79292ce905c24d.rlib" "/opt/rustwide/target/debug/deps/libpolling-e933ca601e49c434.rlib" "/opt/rustwide/target/debug/deps/libsocket2-61945ec064113a21.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-62efd5c3c3e18fe4.rlib" "/opt/rustwide/target/debug/deps/libasync_mutex-26e538f7533fad95.rlib" "/opt/rustwide/target/debug/deps/libblocking-21b402fd388627ba.rlib" "/opt/rustwide/target/debug/deps/libfutures_lite-dac6b646db0a7ee2.rlib" "/opt/rustwide/target/debug/deps/libfastrand-768277bbfed4641c.rlib" "/opt/rustwide/target/debug/deps/libwaker_fn-7539c2fc84d421b3.rlib" "/opt/rustwide/target/debug/deps/libparking-20586ac7989f3189.rlib" "/opt/rustwide/target/debug/deps/libatomic_waker-59cb734d3c0e786e.rlib" "/opt/rustwide/target/debug/deps/libasync_channel-1e41ef3c263de88f.rlib" "/opt/rustwide/target/debug/deps/libevent_listener-e420d34d7effe936.rlib" "/opt/rustwide/target/debug/deps/libconcurrent_queue-c31c972669483669.rlib" "/opt/rustwide/target/debug/deps/libcache_padded-ac4d326c75ac5cf2.rlib" "/opt/rustwide/target/debug/deps/libkv_log_macro-8c31317f0fb2c8b6.rlib" "/opt/rustwide/target/debug/deps/libtokio_rustls-1cb5e2820ab8376c.rlib" "/opt/rustwide/target/debug/deps/libfutures_intrusive-6643a54891b165ac.rlib" "/opt/rustwide/target/debug/deps/libparking_lot-9d25bcc9d9491fab.rlib" "/opt/rustwide/target/debug/deps/libparking_lot_core-d2c5a0153d811b4c.rlib" "/opt/rustwide/target/debug/deps/liblock_api-956c5a7d07778f10.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-b71d276e69df7592.rlib" "/opt/rustwide/target/debug/deps/libos_info-c524be808734b477.rlib" "/opt/rustwide/target/debug/deps/libbitflags-8a5476fab5bb3232.rlib" "/opt/rustwide/target/debug/deps/libuuid-ef45779bce9b1837.rlib" "/opt/rustwide/target/debug/deps/libwebpki_roots-f2684ac3461d8057.rlib" "/opt/rustwide/target/debug/deps/libtrust_dns_resolver-e6af953d023b8779.rlib" "/opt/rustwide/target/debug/deps/libresolv_conf-32fed5eb9c593582.rlib" "/opt/rustwide/target/debug/deps/libhostname-75c552ffad0c92bb.rlib" "/opt/rustwide/target/debug/deps/libmatch_cfg-9c2d4a2d07160ba0.rlib" "/opt/rustwide/target/debug/deps/libquick_error-671ab0df75bdceb5.rlib" "/opt/rustwide/target/debug/deps/libtrust_dns_proto-d73d3a521ad1df82.rlib" "/opt/rustwide/target/debug/deps/liburl-87f366440c300c34.rlib" "/opt/rustwide/target/debug/deps/libpercent_encoding-6ae592ab414920f8.rlib" "/opt/rustwide/target/debug/deps/libidna-d1001262a88f7d92.rlib" "/opt/rustwide/target/debug/deps/libunicode_normalization-0bb884e1dee70d85.rlib" "/opt/rustwide/target/debug/deps/libtinyvec-9ad8162a9f2f93bf.rlib" "/opt/rustwide/target/debug/deps/libunicode_bidi-2a3427138786ef48.rlib" "/opt/rustwide/target/debug/deps/libmatches-48febceb3dcc9296.rlib" "/opt/rustwide/target/debug/deps/libthiserror-f8feeaa3cab3f009.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-0213afc23af0b432.rlib" "/opt/rustwide/target/debug/deps/libminiz_oxide-ae6bb96e6f95cebd.rlib" "/opt/rustwide/target/debug/deps/libadler-013da12b1c81b559.rlib" "/opt/rustwide/target/debug/deps/libobject-d35b30e92c0ee9f4.rlib" "/opt/rustwide/target/debug/deps/libaddr2line-d4040fef94e5a117.rlib" "/opt/rustwide/target/debug/deps/libgimli-3addaa230542a93f.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-a9cad29397bf25c6.rlib" "/opt/rustwide/target/debug/deps/libtokio-91abcd42e0cd40cf.rlib" "/opt/rustwide/target/debug/deps/libfnv-9bab2cd4d16544dd.rlib" "/opt/rustwide/target/debug/deps/libmio-963592765dd07fe5.rlib" "/opt/rustwide/target/debug/deps/libiovec-fc63beb1ab935ac3.rlib" "/opt/rustwide/target/debug/deps/libnet2-1064074e5346bf46.rlib" "/opt/rustwide/target/debug/deps/libbytes-ae8e0e99d586d290.rlib" "/opt/rustwide/target/debug/deps/libpin_project_lite-e5c99df355e3e2ea.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-df957b2a11624f21.rlib" "/opt/rustwide/target/debug/deps/liblru_cache-c4f97c5a9f39268c.rlib" "/opt/rustwide/target/debug/deps/libstrsim-d07dc2fc8cbb5e5a.rlib" "/opt/rustwide/target/debug/deps/librustls-ac83c7e36e1fa5c5.rlib" "/opt/rustwide/target/debug/deps/libbase64-2a598dcb608e88ef.rlib" "/opt/rustwide/target/debug/deps/libsct-29bf02d462cf0213.rlib" "/opt/rustwide/target/debug/deps/libwebpki-5deb39a80871436a.rlib" "/opt/rustwide/target/debug/deps/libring-2ae29e6146e353c4.rlib" "/opt/rustwide/target/debug/deps/libspin-3b7e09eb6993769d.rlib" "/opt/rustwide/target/debug/deps/libuntrusted-d67c0ed62294e46d.rlib" "/opt/rustwide/target/debug/deps/liblog-7dbd8f938102f4f6.rlib" "/opt/rustwide/target/debug/deps/libsha2-642ba62f40d2afa8.rlib" "/opt/rustwide/target/debug/deps/libsha1-cdb368eba7530438.rlib" "/opt/rustwide/target/debug/deps/libfake_simd-273ffbf2f61783d6.rlib" "/opt/rustwide/target/debug/deps/libmd5-25977e562586a122.rlib" "/opt/rustwide/target/debug/deps/libopaque_debug-526b45f238f54092.rlib" "/opt/rustwide/target/debug/deps/libblock_buffer-d22a0740b208aafd.rlib" "/opt/rustwide/target/debug/deps/libblock_padding-608f546cf353a4c0.rlib" "/opt/rustwide/target/debug/deps/libbyte_tools-5afb3a459fa301fb.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-9d76db488b9c7ccc.rlib" "/opt/rustwide/target/debug/deps/libhmac-62592b804dad7dc5.rlib" "/opt/rustwide/target/debug/deps/libcrypto_mac-bd1d9116e2557247.rlib" "/opt/rustwide/target/debug/deps/libsubtle-b9944561b71b95e1.rlib" "/opt/rustwide/target/debug/deps/libdigest-0d6a3fdec507716b.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-46f6c89e18f4a933.rlib" "/opt/rustwide/target/debug/deps/libtypenum-e718507592485383.rlib" "/opt/rustwide/target/debug/deps/libfutures-e3e355a33773961b.rlib" "/opt/rustwide/target/debug/deps/libfutures_executor-2d539aaf1c3ca1b3.rlib" "/opt/rustwide/target/debug/deps/libfutures_util-597040f5255f6a81.rlib" "/opt/rustwide/target/debug/deps/libmemchr-fd792b7b14fb3a9a.rlib" "/opt/rustwide/target/debug/deps/libproc_macro_nested-c68870df848724b4.rlib" "/opt/rustwide/target/debug/deps/libfutures_io-8c5eca7d58065d3b.rlib" "/opt/rustwide/target/debug/deps/libslab-f568091877b30548.rlib" "/opt/rustwide/target/debug/deps/libfutures_channel-5cf454c5fc0093a8.rlib" "/opt/rustwide/target/debug/deps/libpin_project-82ef5e9bd69bb71b.rlib" "/opt/rustwide/target/debug/deps/libfutures_sink-5fbcb87e0345195c.rlib" "/opt/rustwide/target/debug/deps/libfutures_task-09b6bce297bad90d.rlib" "/opt/rustwide/target/debug/deps/libonce_cell-7d26ff1c9d0b40d3.rlib" "/opt/rustwide/target/debug/deps/libpin_utils-16ce9e91f7781613.rlib" "/opt/rustwide/target/debug/deps/libfutures_core-558f3951e09ad2ea.rlib" "/opt/rustwide/target/debug/deps/libbson-a188dea18ceaa4b0.rlib" "/opt/rustwide/target/debug/deps/libbase64-eb76252f3a009c81.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-b2d06f7d60fcbb27.rlib" "/opt/rustwide/target/debug/deps/librand-a51e68985af3cabf.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-b288bd71531ce778.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-793c9886b2b888b1.rlib" "/opt/rustwide/target/debug/deps/librand_core-6fe489d230f28d87.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-70ad70f05e59bc8f.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-3bb9a546b52233f2.rlib" "/opt/rustwide/target/debug/deps/libhex-14911843fdb620d9.rlib" "/opt/rustwide/target/debug/deps/liblinked_hash_map-7a06d32fee8e4d25.rlib" "/opt/rustwide/target/debug/deps/libserde_json-0d039dc252eb21e6.rlib" "/opt/rustwide/target/debug/deps/libryu-f21f59bb2c528cca.rlib" "/opt/rustwide/target/debug/deps/libitoa-e2fe8f436295d324.rlib" "/opt/rustwide/target/debug/deps/libindexmap-374502a9c352bc11.rlib" "/opt/rustwide/target/debug/deps/libhashbrown-9afdf49deae5643e.rlib" "/opt/rustwide/target/debug/deps/libserde_with-117220b95d95ed00.rlib" "/opt/rustwide/target/debug/deps/libchrono-438c4301b8469e1c.rlib" "/opt/rustwide/target/debug/deps/libserde-b9599f6f8c3d3ce4.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-66051a2b0bd9d38d.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-51675d59406d5845.rlib" "/opt/rustwide/target/debug/deps/libtime-e888e0a221a2198b.rlib" "/opt/rustwide/target/debug/deps/liblibc-218da649ae6df1b4.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-7444fd17919e9af0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-0ee2f67026959ab7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-df1bcd1e82256d04.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-ed9ecf1b54021131.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0ede66bb24e94b96.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7c2de7f50940865c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-b138d50085fd4683.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-6576870d8f2b9ae2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-042a30c5f67b2c91.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7b3f33d3dbe385dc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-90b3063cd7b22527.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-17f9484f8dc4da1e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-df38345acd9d92e1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5e10ca10bdd9e54.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9e5b4162eeef2cef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-3a4e739a77468800.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-0f3a0c116d5e04d6.rlib" "-Wl,-Bdynamic" "-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: could not compile `learn`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0f8a0b30a448f0297dce5b70740824a322b085657ee4596c3a323b30d72dfbad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f8a0b30a448f0297dce5b70740824a322b085657ee4596c3a323b30d72dfbad", kill_on_drop: false }`
[INFO] [stdout] 0f8a0b30a448f0297dce5b70740824a322b085657ee4596c3a323b30d72dfbad