[INFO] cloning repository https://github.com/omaraaa/techunicorn-backend-assessment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/omaraaa/techunicorn-backend-assessment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomaraaa%2Ftechunicorn-backend-assessment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomaraaa%2Ftechunicorn-backend-assessment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ff47ca08d8d5f48fa697dcaac93b7eac4cff4e6
[INFO] documenting omaraaa/techunicorn-backend-assessment against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomaraaa%2Ftechunicorn-backend-assessment" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/omaraaa/techunicorn-backend-assessment on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/omaraaa/techunicorn-backend-assessment
[INFO] finished tweaking git repo https://github.com/omaraaa/techunicorn-backend-assessment
[INFO] tweaked toml for git repo https://github.com/omaraaa/techunicorn-backend-assessment written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/omaraaa/techunicorn-backend-assessment already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04947c7e0c7c43010f04569d138a82f138d8efe1330e2e2bf95abf218afd74f9
[INFO] running `Command { std: "docker" "start" "-a" "04947c7e0c7c43010f04569d138a82f138d8efe1330e2e2bf95abf218afd74f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04947c7e0c7c43010f04569d138a82f138d8efe1330e2e2bf95abf218afd74f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04947c7e0c7c43010f04569d138a82f138d8efe1330e2e2bf95abf218afd74f9", kill_on_drop: false }`
[INFO] [stdout] 04947c7e0c7c43010f04569d138a82f138d8efe1330e2e2bf95abf218afd74f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1710ac01687d4a777588d6a88823e6b14e9805d7bb987759f27728b15094d91c
[INFO] running `Command { std: "docker" "start" "-a" "1710ac01687d4a777588d6a88823e6b14e9805d7bb987759f27728b15094d91c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]     Checking inlinable_string v0.1.15
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling time-macros v0.2.3
[INFO] [stderr]     Checking num_threads v0.1.3
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling state v0.5.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]     Checking binascii v0.1.4
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling cookie v0.15.1
[INFO] [stderr]    Compiling uncased v0.9.6
[INFO] [stderr]    Compiling multer v2.0.2
[INFO] [stderr]    Compiling figment v0.10.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]    Compiling tracing-core v0.1.22
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling atomic v0.5.1
[INFO] [stderr]     Checking pem v1.0.2
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking mio v0.8.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking stable-pattern v0.1.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr] error: could not compile `serde`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.136/build.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=cafa801ce2a6f2b2 -C extra-filename=-cafa801ce2a6f2b2 --out-dir /opt/rustwide/target/debug/build/serde-cafa801ce2a6f2b2 -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `async-trait`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-trait-0.1.52/build.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=93c99045345a336a -C extra-filename=-93c99045345a336a --out-dir /opt/rustwide/target/debug/build/async-trait-93c99045345a336a -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `pkg-config`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name pkg_config /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pkg-config-0.3.24/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=03bd39e624009f6b -C extra-filename=-03bd39e624009f6b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `serde_json`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.79/build.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=7c906ca155773647 -C extra-filename=-7c906ca155773647 --out-dir /opt/rustwide/target/debug/build/serde_json-7c906ca155773647 -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `httpdate`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name httpdate --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/httpdate-1.0.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=591d2bbb0f7914fc -C extra-filename=-591d2bbb0f7914fc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `num-bigint`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.4.3/build.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=2846e0ccc0800a44 -C extra-filename=-2846e0ccc0800a44 --out-dir /opt/rustwide/target/debug/build/num-bigint-2846e0ccc0800a44 -L dependency=/opt/rustwide/target/debug/deps --extern autocfg=/opt/rustwide/target/debug/deps/libautocfg-421a8a2c89f9f16b.rlib --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `vcpkg`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name vcpkg /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/vcpkg-0.2.15/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=2bd791e0b36d7408 -C extra-filename=-2bd791e0b36d7408 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `inlinable_string`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name inlinable_string --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/inlinable_string-0.1.15/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=6d4d770bc13af573 -C extra-filename=-6d4d770bc13af573 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `bytes`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name bytes --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bytes-1.1.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=3ff2dcaec82f87b7 -C extra-filename=-3ff2dcaec82f87b7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `cc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.73/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=21f95c28bb4693bc -C extra-filename=-21f95c28bb4693bc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `memchr`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name memchr --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/memchr-2.4.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=794f323e2c3fede3 -C extra-filename=-794f323e2c3fede3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cfg memchr_runtime_simd --cfg memchr_runtime_sse2 --cfg memchr_runtime_sse42 --cfg memchr_runtime_avx` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `time-macros`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name time_macros --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/time-macros-0.2.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=1dcd5893edb7637d -C extra-filename=-1dcd5893edb7637d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "1710ac01687d4a777588d6a88823e6b14e9805d7bb987759f27728b15094d91c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1710ac01687d4a777588d6a88823e6b14e9805d7bb987759f27728b15094d91c", kill_on_drop: false }`
[INFO] [stdout] 1710ac01687d4a777588d6a88823e6b14e9805d7bb987759f27728b15094d91c