[INFO] fetching crate teapot_tools 0.4.3...
[INFO] testing teapot_tools-0.4.3 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate teapot_tools 0.4.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate teapot_tools 0.4.3
[INFO] finished tweaking crates.io crate teapot_tools 0.4.3
[INFO] tweaked toml for crates.io crate teapot_tools 0.4.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate teapot_tools 0.4.3 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate teapot_tools 0.4.3 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-macros v0.18.3
[INFO] [stderr]   Downloaded path-absolutize v3.0.14
[INFO] [stderr]   Downloaded path-dedot v3.0.18
[INFO] [stderr]   Downloaded unindent v0.1.11
[INFO] [stderr]   Downloaded serde_derive v1.0.160
[INFO] [stderr]   Downloaded clap_lex v0.4.1
[INFO] [stderr]   Downloaded linya v0.3.0
[INFO] [stderr]   Downloaded clap_derive v4.2.0
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.18.3
[INFO] [stderr]   Downloaded prettyplease v0.1.23
[INFO] [stderr]   Downloaded pyo3-ffi v0.18.3
[INFO] [stderr]   Downloaded serde v1.0.160
[INFO] [stderr]   Downloaded clap v4.2.7
[INFO] [stderr]   Downloaded pyo3-build-config v0.18.3
[INFO] [stderr]   Downloaded zip v0.6.4
[INFO] [stderr]   Downloaded clap_builder v4.2.7
[INFO] [stderr]   Downloaded reqwest v0.11.17
[INFO] [stderr]   Downloaded target-lexicon v0.12.6
[INFO] [stderr]   Downloaded rustix v0.37.3
[INFO] [stderr]   Downloaded bstr v1.2.0
[INFO] [stderr]   Downloaded pyo3 v0.18.3
[INFO] [stderr]   Downloaded tokio v1.28.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf6d407a963953de8f11b1e9a66da35af8579ae5d6f4d7a583f056ab59b60568
[INFO] running `Command { std: "docker" "start" "-a" "cf6d407a963953de8f11b1e9a66da35af8579ae5d6f4d7a583f056ab59b60568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf6d407a963953de8f11b1e9a66da35af8579ae5d6f4d7a583f056ab59b60568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf6d407a963953de8f11b1e9a66da35af8579ae5d6f4d7a583f056ab59b60568", kill_on_drop: false }`
[INFO] [stdout] cf6d407a963953de8f11b1e9a66da35af8579ae5d6f4d7a583f056ab59b60568
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72f51787ea7f493026b7c513c64375f8e1f535e71e7d527a316728e9ad2d5608
[INFO] running `Command { std: "docker" "start" "-a" "72f51787ea7f493026b7c513c64375f8e1f535e71e7d527a316728e9ad2d5608", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling target-lexicon v0.12.6
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling itoa v1.0.5
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling openssl v0.10.45
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/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 openssl-sys v0.9.80
[INFO] [stderr]    Compiling rustix v0.37.3
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling http v0.2.8
[INFO] [stderr]    Compiling linux-raw-sys v0.3.6
[INFO] [stderr]    Compiling prettyplease v0.1.23
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling pyo3-build-config v0.18.3
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling tracing v0.1.37
[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" "72f51787ea7f493026b7c513c64375f8e1f535e71e7d527a316728e9ad2d5608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72f51787ea7f493026b7c513c64375f8e1f535e71e7d527a316728e9ad2d5608", kill_on_drop: false }`
[INFO] [stdout] 72f51787ea7f493026b7c513c64375f8e1f535e71e7d527a316728e9ad2d5608