[INFO] cloning repository https://github.com/21Horza/web3-eth-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/21Horza/web3-eth-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F21Horza%2Fweb3-eth-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F21Horza%2Fweb3-eth-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c68202ec632dd0280d148084f9a6a1a6d0bf141
[INFO] checking 21Horza/web3-eth-rust against master#f8463896a9b36a04899c013bd8825a7fd29dd7a4 for pr-151920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F21Horza%2Fweb3-eth-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
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[INFO] started tweaking git repo https://github.com/21Horza/web3-eth-rust
[INFO] finished tweaking git repo https://github.com/21Horza/web3-eth-rust
[INFO] tweaked toml for git repo https://github.com/21Horza/web3-eth-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/21Horza/web3-eth-rust on toolchain f8463896a9b36a04899c013bd8825a7fd29dd7a4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/21Horza/web3-eth-rust 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" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uint v0.9.4
[INFO] [stderr]   Downloaded ethabi v16.0.0
[INFO] [stderr]   Downloaded web3-async-native-tls v0.4.0
[INFO] [stderr]   Downloaded tokio-stream v0.1.11
[INFO] [stderr]   Downloaded secp256k1 v0.21.3
[INFO] [stderr]   Downloaded serde_json v1.0.88
[INFO] [stderr]   Downloaded web3 v0.18.0
[INFO] [stderr]   Downloaded tokio v1.22.0
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59e48b6d9cc5e018a58902aa5621303a988c336e1ff424c0e56f5a629c6f009b
[INFO] running `Command { std: "docker" "start" "-a" "59e48b6d9cc5e018a58902aa5621303a988c336e1ff424c0e56f5a629c6f009b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59e48b6d9cc5e018a58902aa5621303a988c336e1ff424c0e56f5a629c6f009b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59e48b6d9cc5e018a58902aa5621303a988c336e1ff424c0e56f5a629c6f009b", kill_on_drop: false }`
[INFO] [stdout] 59e48b6d9cc5e018a58902aa5621303a988c336e1ff424c0e56f5a629c6f009b
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 334ca322456cf32e29eb24403aa72b1a869bc849897f8186d749470e8f64421d
[INFO] running `Command { std: "docker" "start" "-a" "334ca322456cf32e29eb24403aa72b1a869bc849897f8186d749470e8f64421d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling cc v1.0.76
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling tokio v1.22.0
[INFO] [stderr]     Checking generic-array v0.14.6
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]     Checking num_cpus v1.14.0
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling openssl v0.10.42
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking rlp v0.5.2
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.88
[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" "334ca322456cf32e29eb24403aa72b1a869bc849897f8186d749470e8f64421d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "334ca322456cf32e29eb24403aa72b1a869bc849897f8186d749470e8f64421d", kill_on_drop: false }`
[INFO] [stdout] 334ca322456cf32e29eb24403aa72b1a869bc849897f8186d749470e8f64421d
