[INFO] cloning repository https://github.com/sheepmen/substrate_course
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sheepmen/substrate_course" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsheepmen%2Fsubstrate_course", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsheepmen%2Fsubstrate_course'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e528e08e6756a944618479648470370a1b015486
[INFO] testing sheepmen/substrate_course against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsheepmen%2Fsubstrate_course" "/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/sheepmen/substrate_course on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sheepmen/substrate_course
[INFO] finished tweaking git repo https://github.com/sheepmen/substrate_course
[INFO] tweaked toml for git repo https://github.com/sheepmen/substrate_course written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/sheepmen/substrate_course already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d283393ed21fe7cbaa62167fb2a8bcf22b0ce8c4d1387c7a0ee156281a7fc7db
[INFO] running `Command { std: "docker" "start" "-a" "d283393ed21fe7cbaa62167fb2a8bcf22b0ce8c4d1387c7a0ee156281a7fc7db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d283393ed21fe7cbaa62167fb2a8bcf22b0ce8c4d1387c7a0ee156281a7fc7db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d283393ed21fe7cbaa62167fb2a8bcf22b0ce8c4d1387c7a0ee156281a7fc7db", kill_on_drop: false }`
[INFO] [stdout] d283393ed21fe7cbaa62167fb2a8bcf22b0ce8c4d1387c7a0ee156281a7fc7db
[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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77316e5c2a7664c45cd7877ea9da2663bb03b87655bb33a70dc42e1b650fb35a
[INFO] running `Command { std: "docker" "start" "-a" "77316e5c2a7664c45cd7877ea9da2663bb03b87655bb33a70dc42e1b650fb35a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling parity-wasm v0.41.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling tracing-core v0.1.16
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling sharded-slab v0.0.9
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling generic-array v0.14.3
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.65
[INFO] [stderr]    Compiling wasm-bindgen v0.2.65
[INFO] [stderr]    Compiling quicksink v0.1.2
[INFO] [stderr]    Compiling concurrent-queue v1.1.2
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling prometheus v0.10.0
[INFO] [stderr]    Compiling wasmtime-environ v0.19.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling wast v21.0.0
[INFO] [stderr]    Compiling linked_hash_set v0.1.4
[INFO] [stderr]    Compiling instant v0.1.7
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling names v0.11.0
[INFO] [stderr]    Compiling substrate-build-script-utils v2.0.0
[INFO] [stderr]    Compiling node-template-runtime v2.0.0 (/opt/rustwide/workdir/runtime)
[INFO] [stderr]    Compiling sc-consensus-slots v0.8.0
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling blake2b_simd v0.5.10
[INFO] [stderr]    Compiling blake2s_simd v0.5.10
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling async-channel v1.1.1
[INFO] [stderr]    Compiling futures-lite v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling regalloc v0.0.27
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling snow v0.7.1
[INFO] [stderr] error: failed to run custom build command for `node-template-runtime v2.0.0 (/opt/rustwide/workdir/runtime)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/node-template-runtime-4e1df7c67f0e01eb/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]       Updating crates.io index
[INFO] [stderr]   warning: spurious network error (2 tries remaining): failed to resolve address for github.com: Temporary failure in name resolution; class=Net (12)
[INFO] [stderr]   warning: spurious network error (1 tries remaining): failed to resolve address for github.com: Temporary failure in name resolution; class=Net (12)
[INFO] [stderr]   error: failed to get `substrate-wasm-builder` as a dependency of package `wasm-build-runner-impl v1.0.0 (/opt/rustwide/target/debug/wbuild-runner/node-template-runtime10426786226377072483)`
[INFO] [stderr] 
[INFO] [stderr]   Caused by:
[INFO] [stderr]     failed to load source for dependency `substrate-wasm-builder`
[INFO] [stderr] 
[INFO] [stderr]   Caused by:
[INFO] [stderr]     Unable to update registry `crates-io`
[INFO] [stderr] 
[INFO] [stderr]   Caused by:
[INFO] [stderr]     failed to fetch `https://github.com/rust-lang/crates.io-index`
[INFO] [stderr] 
[INFO] [stderr]   Caused by:
[INFO] [stderr]     network failure seems to have happened
[INFO] [stderr]     if a proxy or similar is necessary `net.git-fetch-with-cli` may help here
[INFO] [stderr]     https://doc.rust-lang.org/cargo/reference/config.html#netgit-fetch-with-cli
[INFO] [stderr] 
[INFO] [stderr]   Caused by:
[INFO] [stderr]     failed to resolve address for github.com: Temporary failure in name resolution; class=Net (12)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "77316e5c2a7664c45cd7877ea9da2663bb03b87655bb33a70dc42e1b650fb35a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77316e5c2a7664c45cd7877ea9da2663bb03b87655bb33a70dc42e1b650fb35a", kill_on_drop: false }`
[INFO] [stdout] 77316e5c2a7664c45cd7877ea9da2663bb03b87655bb33a70dc42e1b650fb35a