[INFO] cloning repository https://github.com/dr-bonez/sslproxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dr-bonez/sslproxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdr-bonez%2Fsslproxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdr-bonez%2Fsslproxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db1c105780de3c69ddc0798210a9c4e1e754851b
[INFO] checking dr-bonez/sslproxy/db1c105780de3c69ddc0798210a9c4e1e754851b against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdr-bonez%2Fsslproxy" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dr-bonez/sslproxy on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dr-bonez/sslproxy
[INFO] finished tweaking git repo https://github.com/dr-bonez/sslproxy
[INFO] tweaked toml for git repo https://github.com/dr-bonez/sslproxy written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dr-bonez/sslproxy 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/dr-bonez/async-acme.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pem v2.0.1
[INFO] [stderr]   Downloaded der-oid-macro v0.5.0
[INFO] [stderr]   Downloaded oid-registry v0.2.0
[INFO] [stderr]   Downloaded generic-async-http-client v0.2.1
[INFO] [stderr]   Downloaded rcgen v0.8.14
[INFO] [stderr]   Downloaded yasna v0.4.0
[INFO] [stderr]   Downloaded der-parser v6.0.1
[INFO] [stderr]   Downloaded x509-parser v0.12.0
[INFO] [stderr]   Downloaded rustls v0.21.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4c38b83a52a16588878078c5ed885ae0ac5c3a0ccd855cccae8b45ab353c6e5
[INFO] running `Command { std: "docker" "start" "-a" "e4c38b83a52a16588878078c5ed885ae0ac5c3a0ccd855cccae8b45ab353c6e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4c38b83a52a16588878078c5ed885ae0ac5c3a0ccd855cccae8b45ab353c6e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4c38b83a52a16588878078c5ed885ae0ac5c3a0ccd855cccae8b45ab353c6e5", kill_on_drop: false }`
[INFO] [stdout] e4c38b83a52a16588878078c5ed885ae0ac5c3a0ccd855cccae8b45ab353c6e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f79760975e8d81a9632b5e4be914460af1dec14e2b43f7d38dd34d28a3e8948
[INFO] running `Command { std: "docker" "start" "-a" "5f79760975e8d81a9632b5e4be914460af1dec14e2b43f7d38dd34d28a3e8948", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]     Checking num-traits v0.2.15
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking rusticata-macros v4.1.0
[INFO] [stderr]     Checking regex v1.7.3
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/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 rustls v0.21.0
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]     Checking data-encoding v2.3.3
[INFO] [stderr]    Compiling oid-registry v0.2.0
[INFO] [stderr]    Compiling openssl-src v111.25.2+1.1.1t
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5f79760975e8d81a9632b5e4be914460af1dec14e2b43f7d38dd34d28a3e8948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f79760975e8d81a9632b5e4be914460af1dec14e2b43f7d38dd34d28a3e8948", kill_on_drop: false }`
[INFO] [stdout] 5f79760975e8d81a9632b5e4be914460af1dec14e2b43f7d38dd34d28a3e8948