[INFO] cloning repository https://github.com/noot/abci-app-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/noot/abci-app-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoot%2Fabci-app-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoot%2Fabci-app-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c835709c0454018763fe78924a029748b7648434
[INFO] testing noot/abci-app-rs against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoot%2Fabci-app-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/noot/abci-app-rs
[INFO] finished tweaking git repo https://github.com/noot/abci-app-rs
[INFO] tweaked toml for git repo https://github.com/noot/abci-app-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/noot/abci-app-rs on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/noot/abci-app-rs 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tendermint-proto v0.31.1
[INFO] [stderr]   Downloaded ed25519 v2.2.1
[INFO] [stderr]   Downloaded signature v2.1.0
[INFO] [stderr]   Downloaded der v0.7.5
[INFO] [stderr]   Downloaded tendermint v0.31.1
[INFO] [stderr]   Downloaded hdrhistogram v7.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56061867381cc5b8099f96d6d5fe56aa3a80303131318780e35647a10b5e908c
[INFO] running `Command { std: "docker" "start" "-a" "56061867381cc5b8099f96d6d5fe56aa3a80303131318780e35647a10b5e908c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56061867381cc5b8099f96d6d5fe56aa3a80303131318780e35647a10b5e908c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56061867381cc5b8099f96d6d5fe56aa3a80303131318780e35647a10b5e908c", kill_on_drop: false }`
[INFO] [stdout] 56061867381cc5b8099f96d6d5fe56aa3a80303131318780e35647a10b5e908c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea0646e63e0a3fe7967eeb0e4047273f0de57f2fcaf9972b31b8640d3dfc690b
[INFO] running `Command { std: "docker" "start" "-a" "ea0646e63e0a3fe7967eeb0e4047273f0de57f2fcaf9972b31b8640d3dfc690b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.57
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling tracing-core v0.1.31
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling tokio v1.28.1
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling paste v1.0.12
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling time-macros v0.2.9
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling subtle-ng v2.5.0
[INFO] [stderr]    Compiling tracing-log v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.57/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 digest v0.10.6
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling signature v2.1.0
[INFO] [stderr]    Compiling gimli v0.27.2
[INFO] [stderr]    Compiling sha2 v0.10.6
[INFO] [stderr]    Compiling ed25519 v2.2.1
[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" "ea0646e63e0a3fe7967eeb0e4047273f0de57f2fcaf9972b31b8640d3dfc690b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea0646e63e0a3fe7967eeb0e4047273f0de57f2fcaf9972b31b8640d3dfc690b", kill_on_drop: false }`
[INFO] [stdout] ea0646e63e0a3fe7967eeb0e4047273f0de57f2fcaf9972b31b8640d3dfc690b