[INFO] cloning repository https://github.com/IceDynamix/uc_helper_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IceDynamix/uc_helper_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIceDynamix%2Fuc_helper_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIceDynamix%2Fuc_helper_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7fa7b844f0e3f2779b7b51b197e4b9f3335e4b6e
[INFO] checking IceDynamix/uc_helper_rust against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIceDynamix%2Fuc_helper_rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IceDynamix/uc_helper_rust on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/IceDynamix/uc_helper_rust
[INFO] finished tweaking git repo https://github.com/IceDynamix/uc_helper_rust
[INFO] tweaked toml for git repo https://github.com/IceDynamix/uc_helper_rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/IceDynamix/uc_helper_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typemap_rev v0.1.4
[INFO] [stderr]   Downloaded command_attr v0.3.4
[INFO] [stderr]   Downloaded sharded-slab v0.1.0
[INFO] [stderr]   Downloaded bson v1.2.0
[INFO] [stderr]   Downloaded async-io v1.1.1
[INFO] [stderr]   Downloaded serenity v0.10.4
[INFO] [stderr]   Downloaded generator v0.6.23
[INFO] [stderr]   Downloaded loom v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] 06c3b9436a491ebf69f0af444282c7d9467affe3255b935a244597261e744432
[INFO] running `Command { std: "docker" "start" "-a" "06c3b9436a491ebf69f0af444282c7d9467affe3255b935a244597261e744432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06c3b9436a491ebf69f0af444282c7d9467affe3255b935a244597261e744432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06c3b9436a491ebf69f0af444282c7d9467affe3255b935a244597261e744432", kill_on_drop: false }`
[INFO] [stdout] 06c3b9436a491ebf69f0af444282c7d9467affe3255b935a244597261e744432
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--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] e9e1a5039b8a428c25335acd6b70f36a733473c86f34bd7cf306054e4a200bbf
[INFO] running `Command { std: "docker" "start" "-a" "e9e1a5039b8a428c25335acd6b70f36a733473c86f34bd7cf306054e4a200bbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking vec-arena v1.0.0
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]    Compiling serenity v0.10.4
[INFO] [stderr]     Checking typemap_rev v0.1.4
[INFO] [stderr]     Checking uwl v0.6.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking sharded-slab v0.1.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking os_info v2.0.8
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling command_attr v0.3.4
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr] error: could not compile `pin-project-internal`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name pin_project_internal --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pin-project-internal-1.0.2/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=3c5228658ab573cc -C extra-filename=-3c5228658ab573cc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1a6a39c3cd9b115f.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-504b9604c4b778d8.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-07038f94d1b4e1fb.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid` (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" "e9e1a5039b8a428c25335acd6b70f36a733473c86f34bd7cf306054e4a200bbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9e1a5039b8a428c25335acd6b70f36a733473c86f34bd7cf306054e4a200bbf", kill_on_drop: false }`
[INFO] [stdout] e9e1a5039b8a428c25335acd6b70f36a733473c86f34bd7cf306054e4a200bbf