[INFO] fetching crate howmuch-rs 0.1.1...
[INFO] checking howmuch-rs-0.1.1 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate howmuch-rs 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate howmuch-rs 0.1.1 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate howmuch-rs 0.1.1
[INFO] finished tweaking crates.io crate howmuch-rs 0.1.1
[INFO] tweaked toml for crates.io crate howmuch-rs 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate howmuch-rs 0.1.1 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustls-pemfile v1.0.1
[INFO] [stderr]   Downloaded serde v1.0.149
[INFO] [stderr]   Downloaded hyper-rustls v0.23.1
[INFO] [stderr]   Downloaded is-terminal v0.4.1
[INFO] [stderr]   Downloaded parity-scale-codec-derive v3.1.3
[INFO] [stderr]   Downloaded scale-info-derive v2.3.0
[INFO] [stderr]   Downloaded send_wrapper v0.5.0
[INFO] [stderr]   Downloaded serde_derive v1.0.149
[INFO] [stderr]   Downloaded futures-locks v0.7.0
[INFO] [stderr]   Downloaded async-trait v0.1.59
[INFO] [stderr]   Downloaded blake2 v0.10.5
[INFO] [stderr]   Downloaded rustix v0.36.5
[INFO] [stderr]   Downloaded clap v4.0.29
[INFO] [stderr]   Downloaded openssl v0.10.44
[INFO] [stderr]   Downloaded rustls v0.20.7
[INFO] [stderr]   Downloaded webpki-roots v0.22.5
[INFO] [stderr]   Downloaded linux-raw-sys v0.1.3
[INFO] [stderr]   Downloaded parity-scale-codec v3.2.1
[INFO] [stderr]   Downloaded scale-info v2.3.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.79
[INFO] [stderr]   Downloaded jsonp v1.0.2
[INFO] [stderr]   Downloaded ws_stream_wasm v0.7.3
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b43c230e5908203de8310dba45e62dd0ffe0f9ecd9f907bd52f212b3d2649fdc
[INFO] running `Command { std: "docker" "start" "-a" "b43c230e5908203de8310dba45e62dd0ffe0f9ecd9f907bd52f212b3d2649fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b43c230e5908203de8310dba45e62dd0ffe0f9ecd9f907bd52f212b3d2649fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b43c230e5908203de8310dba45e62dd0ffe0f9ecd9f907bd52f212b3d2649fdc", kill_on_drop: false }`
[INFO] [stdout] b43c230e5908203de8310dba45e62dd0ffe0f9ecd9f907bd52f212b3d2649fdc
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4638273ddaeb0ff8cf680de92482eae2bdb46a18298f7b4f55ae43e2e8f89a34
[INFO] running `Command { std: "docker" "start" "-a" "4638273ddaeb0ff8cf680de92482eae2bdb46a18298f7b4f55ae43e2e8f89a34", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling serde_derive v1.0.149
[INFO] [stderr]    Compiling serde v1.0.149
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]     Checking typenum v1.16.0
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking itoa v1.0.4
[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] 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" "4638273ddaeb0ff8cf680de92482eae2bdb46a18298f7b4f55ae43e2e8f89a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4638273ddaeb0ff8cf680de92482eae2bdb46a18298f7b4f55ae43e2e8f89a34", kill_on_drop: false }`
[INFO] [stdout] 4638273ddaeb0ff8cf680de92482eae2bdb46a18298f7b4f55ae43e2e8f89a34
