[INFO] cloning repository https://github.com/UmerMIB/rust-mongodb-CRUD-API
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/UmerMIB/rust-mongodb-CRUD-API" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUmerMIB%2Frust-mongodb-CRUD-API", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUmerMIB%2Frust-mongodb-CRUD-API'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e367bd0d0585b6707c632e8c281d7f9e6b684488
[INFO] documenting UmerMIB/rust-mongodb-CRUD-API against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUmerMIB%2Frust-mongodb-CRUD-API" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/UmerMIB/rust-mongodb-CRUD-API on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/UmerMIB/rust-mongodb-CRUD-API
[INFO] finished tweaking git repo https://github.com/UmerMIB/rust-mongodb-CRUD-API
[INFO] tweaked toml for git repo https://github.com/UmerMIB/rust-mongodb-CRUD-API written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/UmerMIB/rust-mongodb-CRUD-API already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 267140ff96eaf0bc1565698672a2277b64797026fc4a7e228ba0db2a6e1f79be
[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" "267140ff96eaf0bc1565698672a2277b64797026fc4a7e228ba0db2a6e1f79be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "267140ff96eaf0bc1565698672a2277b64797026fc4a7e228ba0db2a6e1f79be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "267140ff96eaf0bc1565698672a2277b64797026fc4a7e228ba0db2a6e1f79be", kill_on_drop: false }`
[INFO] [stdout] 267140ff96eaf0bc1565698672a2277b64797026fc4a7e228ba0db2a6e1f79be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "RUSTDOCFLAGS=--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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d38ddae4b6c599f429b36a54dd20fdf5a42e14843af4ee8ad2cd22f361f32a97
[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" "d38ddae4b6c599f429b36a54dd20fdf5a42e14843af4ee8ad2cd22f361f32a97", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling os_info v1.3.3
[INFO] [stderr]     Checking version_check v0.9.1
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking ring v0.16.12
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.15
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling serde_with_macros v1.1.0
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]    Compiling typed-builder v0.3.0
[INFO] [stderr]     Checking tokio v0.2.18
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]     Checking bson v0.14.1
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr] error: could not compile `derivative`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name derivative /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/derivative-1.0.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=d6d701f63963eb93 -C extra-filename=-d6d701f63963eb93 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1c8cd06d03ec2d01.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-179b18ceb2cbc452.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-b3468758892a6b1b.rlib --extern proc_macro --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: linking with `cc` failed: signal: 9
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/async_trait-2d7fee5f97c385c1.async_trait.8madu8vp-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/async_trait-2d7fee5f97c385c1.async_trait.8madu8vp-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/async_trait-2d7fee5f97c385c1.async_trait.8madu8vp-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/async_trait-2d7fee5f97c385c1.async_trait.8madu8vp-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/async_trait-2d7fee5f97c385c1.async_trait.8madu8vp-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/async_trait-2d7fee5f97c385c1.async_trait.8madu8vp-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/async_trait-2d7fee5f97c385c1.async_trait.8madu8vp-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/async_trait-2d7fee5f97c385c1.async_trait.8madu8vp-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/async_trait-2d7fee5f97c385c1.async_trait.8madu8vp-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/async_trait-2d7fee5f97c385c1.async_trait.8madu8vp-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/async_trait-2d7fee5f97c385c1.async_trait.8madu8vp-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/async_trait-2d7fee5f97c385c1.async_trait.8madu8vp-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/async_trait-2d7fee5f97c385c1.async_trait.8madu8vp-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/async_trait-2d7fee5f97c385c1.async_trait.8madu8vp-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/async_trait-2d7fee5f97c385c1.async_trait.8madu8vp-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/async_trait-2d7fee5f97c385c1.async_trait.8madu8vp-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/libasync_trait-2d7fee5f97c385c1.so" "/opt/rustwide/target/debug/deps/async_trait-2d7fee5f97c385c1.2h0iy64mcqzu3f9f.rcgu.o" "/opt/rustwide/target/debug/deps/async_trait-2d7fee5f97c385c1.2i79df79bnkcy1tk.rcgu.o" "-Wl,--gc-sections" "-shared" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsyn-718937f16811a0b6.rlib" "/opt/rustwide/target/debug/deps/libquote-017912cd0ef99015.rlib" "/opt/rustwide/target/debug/deps/libproc_macro2-043c1edb1a3d4695.rlib" "/opt/rustwide/target/debug/deps/libunicode_xid-00e718d0d0f7c0e6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libproc_macro-99fff886dc1d5825.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-3532beb752f910d7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-3529ece450b7f3c6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-23e8f582a6744f80.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-5e7e0793b29cbf78.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-253e0736424ceb78.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-b6fd484888124c85.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-cca4d20e4b53839c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0a7401891c2a4f50.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-efbb25e073df787e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-25965457612624bc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-09058283ea779342.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-ab973dacc0513511.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b437d6640b1f764b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-8cc0b2380206399c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-727cdf2b6a468113.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-cf4d442d877ea2f4.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-7e5b6df427ca977c.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: 
[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" "d38ddae4b6c599f429b36a54dd20fdf5a42e14843af4ee8ad2cd22f361f32a97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d38ddae4b6c599f429b36a54dd20fdf5a42e14843af4ee8ad2cd22f361f32a97", kill_on_drop: false }`
[INFO] [stdout] d38ddae4b6c599f429b36a54dd20fdf5a42e14843af4ee8ad2cd22f361f32a97