[INFO] cloning repository https://github.com/k-gunjan/Etherem-Vanity-Address-Generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/k-gunjan/Etherem-Vanity-Address-Generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-gunjan%2FEtherem-Vanity-Address-Generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-gunjan%2FEtherem-Vanity-Address-Generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b98cc3646e1cdaafbf2f3af6e88ab40e21fc312e
[INFO] testing k-gunjan/Etherem-Vanity-Address-Generator against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-gunjan%2FEtherem-Vanity-Address-Generator" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/k-gunjan/Etherem-Vanity-Address-Generator
[INFO] finished tweaking git repo https://github.com/k-gunjan/Etherem-Vanity-Address-Generator
[INFO] tweaked toml for git repo https://github.com/k-gunjan/Etherem-Vanity-Address-Generator written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/k-gunjan/Etherem-Vanity-Address-Generator on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/k-gunjan/Etherem-Vanity-Address-Generator 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5f59aac675b17597b998aad2ebfdfe4642542d6ffd321dc0c41da9a27c83ee8
[INFO] running `Command { std: "docker" "start" "-a" "d5f59aac675b17597b998aad2ebfdfe4642542d6ffd321dc0c41da9a27c83ee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5f59aac675b17597b998aad2ebfdfe4642542d6ffd321dc0c41da9a27c83ee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5f59aac675b17597b998aad2ebfdfe4642542d6ffd321dc0c41da9a27c83ee8", kill_on_drop: false }`
[INFO] [stdout] d5f59aac675b17597b998aad2ebfdfe4642542d6ffd321dc0c41da9a27c83ee8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 983b8507c8a9e7ad3bc41b4fc125395be59d5143b38eaaa89d07dd78838c2d78
[INFO] running `Command { std: "docker" "start" "-a" "983b8507c8a9e7ad3bc41b4fc125395be59d5143b38eaaa89d07dd78838c2d78", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling zeroize v1.6.0
[INFO] [stderr]    Compiling const-oid v0.9.2
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.59/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 winnow v0.4.6
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling log v0.4.18
[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" "983b8507c8a9e7ad3bc41b4fc125395be59d5143b38eaaa89d07dd78838c2d78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "983b8507c8a9e7ad3bc41b4fc125395be59d5143b38eaaa89d07dd78838c2d78", kill_on_drop: false }`
[INFO] [stdout] 983b8507c8a9e7ad3bc41b4fc125395be59d5143b38eaaa89d07dd78838c2d78