[INFO] cloning repository https://github.com/EchoAlice/das-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EchoAlice/das-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEchoAlice%2Fdas-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEchoAlice%2Fdas-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e3828c94606cb733c17820d25266c8c61bca809
[INFO] checking EchoAlice/das-playground against master#5a45ab9738330fb317d49e3594c2db5248b1e971 for pr-136303
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEchoAlice%2Fdas-playground" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EchoAlice/das-playground on toolchain 5a45ab9738330fb317d49e3594c2db5248b1e971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/EchoAlice/das-playground
[INFO] finished tweaking git repo https://github.com/EchoAlice/das-playground
[INFO] tweaked toml for git repo https://github.com/EchoAlice/das-playground written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/EchoAlice/das-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/timoth-y/discv5`
[INFO] [stderr]     Updating git repository `https://github.com/timoth-y/discv5-overlay`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uint v0.8.5
[INFO] [stderr]   Downloaded tree_hash_derive v0.4.0
[INFO] [stderr]   Downloaded validator_derive v0.13.0
[INFO] [stderr]   Downloaded eth2_hashing v0.2.0
[INFO] [stderr]   Downloaded eth2_ssz_derive v0.3.0
[INFO] [stderr]   Downloaded eth2_ssz v0.4.0
[INFO] [stderr]   Downloaded tree_hash v0.4.0
[INFO] [stderr]   Downloaded validator v0.13.0
[INFO] [stderr]   Downloaded handlebars v0.29.1
[INFO] [stderr]   Downloaded eth2_ssz_types v0.2.1
[INFO] [stderr]   Downloaded delay_map v0.1.2
[INFO] [stderr]   Downloaded stunclient v0.1.2
[INFO] [stderr]   Downloaded async-trait v0.1.60
[INFO] [stderr]   Downloaded pest v0.3.3
[INFO] [stderr]   Downloaded const-oid v0.9.1
[INFO] [stderr]   Downloaded hashbrown v0.3.1
[INFO] [stderr]   Downloaded stun_codec v0.1.13
[INFO] [stderr]   Downloaded ucd-util v0.1.9
[INFO] [stderr]   Downloaded tiny_http v0.10.0
[INFO] [stderr]   Downloaded bytecodec v0.4.15
[INFO] [stderr]   Downloaded trackable v1.2.0
[INFO] [stderr]   Downloaded trackable v0.2.24
[INFO] [stderr]   Downloaded rusqlite v0.26.3
[INFO] [stderr]   Downloaded ctrlc v3.2.4
[INFO] [stderr]   Downloaded nix v0.26.1
[INFO] [stderr]   Downloaded ed25519 v1.5.2
[INFO] [stderr]   Downloaded enr v0.6.2
[INFO] [stderr]   Downloaded heapsize v0.4.2
[INFO] [stderr]   Downloaded eth2_serde_utils v0.1.0
[INFO] [stderr]   Downloaded crunchy v0.1.6
[INFO] [stderr]   Downloaded uint v0.4.1
[INFO] [stderr]   Downloaded eth_trie v0.1.0
[INFO] [stderr]   Downloaded interfaces v0.0.7
[INFO] [stderr]   Downloaded scheduled-thread-pool v0.2.6
[INFO] [stderr]   Downloaded sha1 v0.2.0
[INFO] [stderr]   Downloaded hmac-sha1 v0.1.3
[INFO] [stderr]   Downloaded trackable_derive v1.0.0
[INFO] [stderr]   Downloaded ethbloom v0.5.3
[INFO] [stderr]   Downloaded ethereum-types-serialize v0.2.2
[INFO] [stderr]   Downloaded fixed-hash v0.2.5
[INFO] [stderr]   Downloaded ethereum-types v0.4.2
[INFO] [stderr]   Downloaded rlp v0.3.0
[INFO] [stderr]   Downloaded prometheus_exporter v0.8.5
[INFO] [stderr]   Downloaded r2d2_sqlite v0.19.0
[INFO] [stderr]   Downloaded keccak-hash v0.8.0
[INFO] [stderr]   Downloaded libsqlite3-sys v0.23.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 677ff6c49ddd1b5d090ba84e7d027b58cf6ba8d26d6d0f78f6729a2e7229a5e6
[INFO] running `Command { std: "docker" "start" "-a" "677ff6c49ddd1b5d090ba84e7d027b58cf6ba8d26d6d0f78f6729a2e7229a5e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "677ff6c49ddd1b5d090ba84e7d027b58cf6ba8d26d6d0f78f6729a2e7229a5e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "677ff6c49ddd1b5d090ba84e7d027b58cf6ba8d26d6d0f78f6729a2e7229a5e6", kill_on_drop: false }`
[INFO] [stdout] 677ff6c49ddd1b5d090ba84e7d027b58cf6ba8d26d6d0f78f6729a2e7229a5e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bc068fbcdb2f7714e8ff6f65f49fd18b609a774b63758a92e57869de7952e78
[INFO] running `Command { std: "docker" "start" "-a" "2bc068fbcdb2f7714e8ff6f65f49fd18b609a774b63758a92e57869de7952e78", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde_derive v1.0.151
[INFO] [stderr]    Compiling serde v1.0.151
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2bc068fbcdb2f7714e8ff6f65f49fd18b609a774b63758a92e57869de7952e78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bc068fbcdb2f7714e8ff6f65f49fd18b609a774b63758a92e57869de7952e78", kill_on_drop: false }`
[INFO] [stdout] 2bc068fbcdb2f7714e8ff6f65f49fd18b609a774b63758a92e57869de7952e78
