[INFO] cloning repository https://github.com/bytefall/ping-pong
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bytefall/ping-pong" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbytefall%2Fping-pong", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbytefall%2Fping-pong'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f368be83f59dc1cf62fe44d36af4b63d32779c49
[INFO] checking bytefall/ping-pong against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbytefall%2Fping-pong" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bytefall/ping-pong
[INFO] finished tweaking git repo https://github.com/bytefall/ping-pong
[INFO] tweaked toml for git repo https://github.com/bytefall/ping-pong written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bytefall/ping-pong on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bytefall/ping-pong 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" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cmake v0.1.50
[INFO] [stderr]   Downloaded wtransport v0.1.0
[INFO] [stderr]   Downloaded ls-qpack v0.1.0-alpha
[INFO] [stderr]   Downloaded octets v0.2.0
[INFO] [stderr]   Downloaded quinn-udp v0.4.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.40
[INFO] [stderr]   Downloaded thiserror v1.0.40
[INFO] [stderr]   Downloaded tracing-attributes v0.1.24
[INFO] [stderr]   Downloaded quinn v0.10.1
[INFO] [stderr]   Downloaded unicode-ident v1.0.9
[INFO] [stderr]   Downloaded rustls-webpki v0.100.1
[INFO] [stderr]   Downloaded bindgen v0.59.2
[INFO] [stderr]   Downloaded security-framework v2.9.1
[INFO] [stderr]   Downloaded quinn-proto v0.10.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.59
[INFO] [stderr]   Downloaded regex v1.8.3
[INFO] [stderr]   Downloaded rustls-native-certs v0.6.2
[INFO] [stderr]   Downloaded rustls v0.21.1
[INFO] [stderr]   Downloaded syn v2.0.17
[INFO] [stderr]   Downloaded regex-syntax v0.7.2
[INFO] [stderr]   Downloaded quote v1.0.28
[INFO] [stderr]   Downloaded security-framework-sys v2.9.0
[INFO] [stderr]   Downloaded web-sys v0.3.63
[INFO] [stderr]   Downloaded wtransport-proto v0.1.0
[INFO] [stderr]   Downloaded ls-qpack-sys v0.1.0-alpha
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0869d9dac864106e59406d6a6ef1c716a68ee9863b43522744925c1209ab3845
[INFO] running `Command { std: "docker" "start" "-a" "0869d9dac864106e59406d6a6ef1c716a68ee9863b43522744925c1209ab3845", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0869d9dac864106e59406d6a6ef1c716a68ee9863b43522744925c1209ab3845", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0869d9dac864106e59406d6a6ef1c716a68ee9863b43522744925c1209ab3845", kill_on_drop: false }`
[INFO] [stdout] 0869d9dac864106e59406d6a6ef1c716a68ee9863b43522744925c1209ab3845
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c6038429e49fdd43e8e0f618b5dafa174171afae2e32ce602761d64037f7c93
[INFO] running `Command { std: "docker" "start" "-a" "9c6038429e49fdd43e8e0f618b5dafa174171afae2e32ce602761d64037f7c93", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling log v0.4.17
[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]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.7.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.59/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]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking base64 v0.21.2
[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" "9c6038429e49fdd43e8e0f618b5dafa174171afae2e32ce602761d64037f7c93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c6038429e49fdd43e8e0f618b5dafa174171afae2e32ce602761d64037f7c93", kill_on_drop: false }`
[INFO] [stdout] 9c6038429e49fdd43e8e0f618b5dafa174171afae2e32ce602761d64037f7c93