[INFO] cloning repository https://github.com/notkanbaru/maki
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/notkanbaru/maki" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotkanbaru%2Fmaki", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotkanbaru%2Fmaki'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e97b58fab22020bb27cdd09fdb0eb5bf960c3b26
[INFO] checking notkanbaru/maki against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotkanbaru%2Fmaki" "/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/notkanbaru/maki on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/notkanbaru/maki
[INFO] finished tweaking git repo https://github.com/notkanbaru/maki
[INFO] tweaked toml for git repo https://github.com/notkanbaru/maki written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/notkanbaru/maki already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/Lakelezz/serenity/`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded heim-host v0.1.0-beta.1
[INFO] [stderr]   Downloaded semver-parser v0.9.0
[INFO] [stderr]   Downloaded macaddr v1.0.1
[INFO] [stderr]   Downloaded graphql_query_derive v0.9.0
[INFO] [stderr]   Downloaded graphql_client v0.9.0
[INFO] [stderr]   Downloaded graphql-parser v0.2.3
[INFO] [stderr]   Downloaded heim-memory v0.1.0-beta.1
[INFO] [stderr]   Downloaded graphql_client_codegen v0.9.0
[INFO] [stderr]   Downloaded isocountry v0.2.0
[INFO] [stderr]   Downloaded darwin-libproc-sys v0.1.2
[INFO] [stderr]   Downloaded aspotify v0.5.0
[INFO] [stderr]   Downloaded uom v0.28.0
[INFO] [stderr]   Downloaded platforms v0.2.1
[INFO] [stderr]   Downloaded heim-net v0.1.0-beta.2
[INFO] [stderr]   Downloaded darwin-libproc v0.1.2
[INFO] [stderr]   Downloaded version-sync v0.9.0
[INFO] [stderr]   Downloaded timeago v0.2.1
[INFO] [stderr]   Downloaded heim v0.1.0-beta.2
[INFO] [stderr]   Downloaded heim-runtime v0.1.0-beta.1
[INFO] [stderr]   Downloaded graphql-introspection-query v0.1.0
[INFO] [stderr]   Downloaded heim-cpu v0.1.0-beta.2
[INFO] [stderr]   Downloaded heim-common v0.1.0-beta.1
[INFO] [stderr]   Downloaded isolanguage-1 v0.1.0
[INFO] [stderr]   Downloaded heim-process v0.1.1-beta.2
[INFO] [stderr]   Downloaded isolang v1.0.0
[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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] 993fa6b342479ae2ed8ae56683ba3d58a93640ca64d783cd5daf9cc7557fc77c
[INFO] running `Command { std: "docker" "start" "-a" "993fa6b342479ae2ed8ae56683ba3d58a93640ca64d783cd5daf9cc7557fc77c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "993fa6b342479ae2ed8ae56683ba3d58a93640ca64d783cd5daf9cc7557fc77c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "993fa6b342479ae2ed8ae56683ba3d58a93640ca64d783cd5daf9cc7557fc77c", kill_on_drop: false }`
[INFO] [stdout] 993fa6b342479ae2ed8ae56683ba3d58a93640ca64d783cd5daf9cc7557fc77c
[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=forbid" "-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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 607b9e444c36812705c0412c4626cd08c9a162c8929d82686a6a2602504cc176
[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" "607b9e444c36812705c0412c4626cd08c9a162c8929d82686a6a2602504cc176", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking arc-swap v0.4.6
[INFO] [stderr]     Checking pin-project-lite v0.1.5
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]    Compiling pulldown-cmark v0.7.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling heim-common v0.1.0-beta.1
[INFO] [stderr]     Checking scoped-tls-hkt v0.1.2
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling heim-host v0.1.0-beta.1
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]     Checking platforms v0.2.1
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking macaddr v1.0.1
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling serenity v0.8.6 (https://github.com/Lakelezz/serenity/?branch=await#3eba3eae)
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking uwl v0.6.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking cached v0.11.0
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]     Checking encoding_rs v0.8.22
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.56
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling crossbeam-queue v0.2.2
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking uom v0.28.0
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking sqlformat v0.1.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling isolang v1.0.0
[INFO] [stderr]     Checking tungstenite v0.10.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.16
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling graphql-parser v0.2.3
[INFO] [stderr]    Compiling async-stream v0.2.1
[INFO] [stderr]     Checking pin-project v0.4.16
[INFO] [stderr]    Compiling thiserror v1.0.19
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr] error: could not compile `serde_derive`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.115/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=4f606b0eb5c3f906 -C extra-filename=-4f606b0eb5c3f906 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-6ce9e05666a3d447.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-15e8d977e0b9e346.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-acdb052bbbc4ae39.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid --cfg underscore_consts` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "607b9e444c36812705c0412c4626cd08c9a162c8929d82686a6a2602504cc176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "607b9e444c36812705c0412c4626cd08c9a162c8929d82686a6a2602504cc176", kill_on_drop: false }`
[INFO] [stdout] 607b9e444c36812705c0412c4626cd08c9a162c8929d82686a6a2602504cc176