[INFO] fetching crate wasmenv 0.2.6...
[INFO] testing wasmenv-0.2.6 against master#e9385f9eea0221ef295a188d49d16f8f5189abf1 for pr-146098
[INFO] extracting crate wasmenv 0.2.6 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate wasmenv 0.2.6
[INFO] finished tweaking crates.io crate wasmenv 0.2.6
[INFO] tweaked toml for crates.io crate wasmenv 0.2.6 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wasmenv 0.2.6 on toolchain e9385f9eea0221ef295a188d49d16f8f5189abf1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9385f9eea0221ef295a188d49d16f8f5189abf1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wasmenv 0.2.6 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" "+e9385f9eea0221ef295a188d49d16f8f5189abf1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded either v1.8.1
[INFO] [stderr]   Downloaded clap_derive v4.3.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.36
[INFO] [stderr]   Downloaded console v0.15.7
[INFO] [stderr]   Downloaded tempfile v3.5.0
[INFO] [stderr]   Downloaded filetime v0.2.21
[INFO] [stderr]   Downloaded serde_json v1.0.96
[INFO] [stderr]   Downloaded directories v5.0.1
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.86
[INFO] [stderr]   Downloaded rustix v0.37.19
[INFO] [stderr]   Downloaded anyhow v1.0.71
[INFO] [stderr]   Downloaded hyper-rustls v0.24.2
[INFO] [stderr]   Downloaded futures-core v0.3.28
[INFO] [stderr]   Downloaded webpki v0.22.4
[INFO] [stderr]   Downloaded anstyle-parse v0.2.0
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.86
[INFO] [stderr]   Downloaded anstyle v1.0.0
[INFO] [stderr]   Downloaded is-terminal v0.4.7
[INFO] [stderr]   Downloaded anstyle-wincon v1.0.1
[INFO] [stderr]   Downloaded quote v1.0.28
[INFO] [stderr]   Downloaded futures-task v0.3.28
[INFO] [stderr]   Downloaded futures-util v0.3.28
[INFO] [stderr]   Downloaded anstyle-query v1.0.0
[INFO] [stderr]   Downloaded portable-atomic v0.3.20
[INFO] [stderr]   Downloaded chrono v0.4.24
[INFO] [stderr]   Downloaded iana-time-zone v0.1.56
[INFO] [stderr]   Downloaded clap_lex v0.5.0
[INFO] [stderr]   Downloaded thiserror v1.0.40
[INFO] [stderr]   Downloaded openssl v0.10.52
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.86
[INFO] [stderr]   Downloaded unicode-ident v1.0.9
[INFO] [stderr]   Downloaded h2 v0.3.19
[INFO] [stderr]   Downloaded serde_derive v1.0.163
[INFO] [stderr]   Downloaded which v4.4.0
[INFO] [stderr]   Downloaded signal-hook v0.3.15
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.86
[INFO] [stderr]   Downloaded tokio v1.28.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.59
[INFO] [stderr]   Downloaded syn v2.0.17
[INFO] [stderr]   Downloaded clap_builder v4.3.0
[INFO] [stderr]   Downloaded indicatif v0.17.3
[INFO] [stderr]   Downloaded security-framework-sys v2.9.0
[INFO] [stderr]   Downloaded rustls v0.21.10
[INFO] [stderr]   Downloaded semver-eq v1.0.22
[INFO] [stderr]   Downloaded symlink v0.1.0
[INFO] [stderr]   Downloaded is_executable v1.0.1
[INFO] [stderr]   Downloaded hermit-abi v0.3.1
[INFO] [stderr]   Downloaded security-framework v2.9.1
[INFO] [stderr]   Downloaded once_cell v1.17.1
[INFO] [stderr]   Downloaded flate2 v1.0.26
[INFO] [stderr]   Downloaded futures-channel v0.3.28
[INFO] [stderr]   Downloaded crossterm v0.26.1
[INFO] [stderr]   Downloaded tokio-util v0.7.8
[INFO] [stderr]   Downloaded base64 v0.21.2
[INFO] [stderr]   Downloaded openssl-sys v0.9.87
[INFO] [stderr]   Downloaded js-sys v0.3.63
[INFO] [stderr]   Downloaded bumpalo v3.13.0
[INFO] [stderr]   Downloaded serde v1.0.163
[INFO] [stderr]   Downloaded mio v0.8.6
[INFO] [stderr]   Downloaded hyper v0.14.26
[INFO] [stderr]   Downloaded ring v0.17.3
[INFO] [stderr]   Downloaded reqwest v0.11.18
[INFO] [stderr]   Downloaded webpki-roots v0.22.6
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.86
[INFO] [stderr]   Downloaded libc v0.2.144
[INFO] [stderr]   Downloaded anstream v0.3.2
[INFO] [stderr]   Downloaded clap v4.3.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.40
[INFO] [stderr]   Downloaded portable-atomic v1.3.2
[INFO] [stderr]   Downloaded futures-io v0.3.28
[INFO] [stderr]   Downloaded futures-sink v0.3.28
[INFO] [stderr]   Downloaded pkg-config v0.3.27
[INFO] [stderr]   Downloaded comfy-table v6.2.0
[INFO] [stderr]   Downloaded web-sys v0.3.63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+e9385f9eea0221ef295a188d49d16f8f5189abf1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1879d2f0a5091d3e2cc7a81918ec6c408cfcf2015dd12187bfb49e7cab401b7
[INFO] running `Command { std: "docker" "start" "-a" "a1879d2f0a5091d3e2cc7a81918ec6c408cfcf2015dd12187bfb49e7cab401b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1879d2f0a5091d3e2cc7a81918ec6c408cfcf2015dd12187bfb49e7cab401b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1879d2f0a5091d3e2cc7a81918ec6c408cfcf2015dd12187bfb49e7cab401b7", kill_on_drop: false }`
[INFO] [stdout] a1879d2f0a5091d3e2cc7a81918ec6c408cfcf2015dd12187bfb49e7cab401b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+e9385f9eea0221ef295a188d49d16f8f5189abf1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b15ffb03d0abb19edb1ce6cd47290b19d5daee8260f94c5459b5ecd3b65b158d
[INFO] running `Command { std: "docker" "start" "-a" "b15ffb03d0abb19edb1ce6cd47290b19d5daee8260f94c5459b5ecd3b65b158d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling ring v0.17.3
[INFO] [stderr]    Compiling tokio v1.28.1
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling tracing-core v0.1.31
[INFO] [stderr]    Compiling futures-util v0.3.28
[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 rustix v0.37.19
[INFO] [stderr]    Compiling openssl-sys v0.9.87
[INFO] [stderr]    Compiling futures-io v0.3.28
[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" "b15ffb03d0abb19edb1ce6cd47290b19d5daee8260f94c5459b5ecd3b65b158d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b15ffb03d0abb19edb1ce6cd47290b19d5daee8260f94c5459b5ecd3b65b158d", kill_on_drop: false }`
[INFO] [stdout] b15ffb03d0abb19edb1ce6cd47290b19d5daee8260f94c5459b5ecd3b65b158d