[INFO] cloning repository https://github.com/net3f/polkadot-registrar-challenger
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/net3f/polkadot-registrar-challenger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnet3f%2Fpolkadot-registrar-challenger", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnet3f%2Fpolkadot-registrar-challenger'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a0a114fbe8eda2c30b0bcfa5b5c0701fcd1c030b
[INFO] checking net3f/polkadot-registrar-challenger against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnet3f%2Fpolkadot-registrar-challenger" "/workspace/builds/worker-117/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-117/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/net3f/polkadot-registrar-challenger on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/net3f/polkadot-registrar-challenger
[INFO] finished tweaking git repo https://github.com/net3f/polkadot-registrar-challenger
[INFO] tweaked toml for git repo https://github.com/net3f/polkadot-registrar-challenger written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] crate git repo https://github.com/net3f/polkadot-registrar-challenger already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--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-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 390622644a0522688471acefa7b6833351e9003c1882526e7cdad086a41ba780
[INFO] running `Command { std: "docker" "start" "-a" "390622644a0522688471acefa7b6833351e9003c1882526e7cdad086a41ba780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "390622644a0522688471acefa7b6833351e9003c1882526e7cdad086a41ba780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "390622644a0522688471acefa7b6833351e9003c1882526e7cdad086a41ba780", kill_on_drop: false }`
[INFO] [stdout] 390622644a0522688471acefa7b6833351e9003c1882526e7cdad086a41ba780
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67aaa4ee501d382ce5cec542f3dd5ae8d1ece7c8da297955e127223b8e76c3be
[INFO] running `Command { std: "docker" "start" "-a" "67aaa4ee501d382ce5cec542f3dd5ae8d1ece7c8da297955e127223b8e76c3be", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking futures v0.1.30
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]     Checking futures-sink v0.3.12
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking sp-std v2.0.1
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking hash-db v0.15.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling parity-util-mem v0.7.0
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking signature v1.3.0
[INFO] [stderr]     Checking environmental v1.1.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking dyn-clone v1.0.4
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.70
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]    Compiling ruma-identifiers-validation v0.2.0 (https://github.com/ruma/ruma?rev=d6aa37c848b7f682a98c25b346899e284ffc6df7#d6aa37c8)
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]    Compiling bumpalo v3.6.0
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking bitmask v0.5.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.70
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]     Checking assign v1.1.1
[INFO] [stderr]     Checking vec-arena v1.0.0
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking send_wrapper v0.4.0
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking tap v1.0.0
[INFO] [stderr]     Checking ascii_utils v0.9.3
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking bs58 v0.3.1
[INFO] [stderr]     Checking quoted_printable v0.4.2
[INFO] [stderr]     Checking dtoa v0.4.7
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking urlencoding v1.1.1
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr] error: could not compile `const_fn`
[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/const_fn-0.4.5/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=d4d547d4052636cf -C extra-filename=-d4d547d4052636cf --out-dir /opt/rustwide/target/debug/build/const_fn-d4d547d4052636cf -L dependency=/opt/rustwide/target/debug/deps --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" "67aaa4ee501d382ce5cec542f3dd5ae8d1ece7c8da297955e127223b8e76c3be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67aaa4ee501d382ce5cec542f3dd5ae8d1ece7c8da297955e127223b8e76c3be", kill_on_drop: false }`
[INFO] [stdout] 67aaa4ee501d382ce5cec542f3dd5ae8d1ece7c8da297955e127223b8e76c3be