[INFO] fetching crate warp-fix-171 0.3.4... [INFO] testing warp-fix-171-0.3.4 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate warp-fix-171 0.3.4 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate warp-fix-171 0.3.4 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate warp-fix-171 0.3.4 [INFO] tweaked toml for crates.io crate warp-fix-171 0.3.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate warp-fix-171 0.3.4 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate warp-fix-171 0.3.4 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-macros v2.0.0 [INFO] [stderr] Downloaded tungstenite v0.18.0 [INFO] [stderr] Downloaded multiparty v0.1.0 [INFO] [stderr] Downloaded tokio-tungstenite v0.18.0 [INFO] [stderr] Downloaded headers-core v0.2.0 [INFO] [stderr] Downloaded rustls-pemfile v1.0.2 [INFO] [stderr] Downloaded pretty_env_logger v0.4.0 [INFO] [stderr] Downloaded pest_meta v2.5.7 [INFO] [stderr] Downloaded pest_derive v2.5.7 [INFO] [stderr] Downloaded tokio-stream v0.1.12 [INFO] [stderr] Downloaded miniz_oxide v0.6.2 [INFO] [stderr] Downloaded brotli-decompressor v2.3.4 [INFO] [stderr] Downloaded handlebars v4.3.6 [INFO] [stderr] Downloaded async-compression v0.3.15 [INFO] [stderr] Downloaded headers v0.3.8 [INFO] [stderr] Downloaded regex v1.7.3 [INFO] [stderr] Downloaded pest v2.5.7 [INFO] [stderr] Downloaded serde_json v1.0.95 [INFO] [stderr] Downloaded rustls v0.20.8 [INFO] [stderr] Downloaded h2 v0.3.16 [INFO] [stderr] Downloaded hyper v0.14.25 [INFO] [stderr] Downloaded serde v1.0.159 [INFO] [stderr] Downloaded syn v2.0.13 [INFO] [stderr] Downloaded serde_derive v1.0.159 [INFO] [stderr] Downloaded flate2 v1.0.25 [INFO] [stderr] Downloaded tracing-subscriber v0.3.16 [INFO] [stderr] Downloaded thiserror v1.0.40 [INFO] [stderr] Downloaded tokio v1.27.0 [INFO] [stderr] Downloaded listenfd v1.0.1 [INFO] [stderr] Downloaded tokio-util v0.7.7 [INFO] [stderr] Downloaded pest_generator v2.5.7 [INFO] [stderr] Downloaded cpufeatures v0.2.6 [INFO] [stderr] Downloaded sha1 v0.10.5 [INFO] [stderr] Downloaded thiserror-impl v1.0.40 [INFO] [stderr] Downloaded libc v0.2.140 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 968984be4d43b1d0df16a71962eebe6f66b1991223c55d1afb0f669f002a5be0 [INFO] running `Command { std: "docker" "start" "-a" "968984be4d43b1d0df16a71962eebe6f66b1991223c55d1afb0f669f002a5be0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "968984be4d43b1d0df16a71962eebe6f66b1991223c55d1afb0f669f002a5be0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "968984be4d43b1d0df16a71962eebe6f66b1991223c55d1afb0f669f002a5be0", kill_on_drop: false }` [INFO] [stdout] 968984be4d43b1d0df16a71962eebe6f66b1991223c55d1afb0f669f002a5be0 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 643899637eef11b0f5c7db18c39134ce9769a5a0eb8ba452ccc8b06076dba97b [INFO] running `Command { std: "docker" "start" "-a" "643899637eef11b0f5c7db18c39134ce9769a5a0eb8ba452ccc8b06076dba97b", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-ident v1.0.8 [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling bytes v1.4.0 [INFO] [stderr] Compiling typenum v1.16.0 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling itoa v1.0.6 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling futures-sink v0.3.28 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling tokio v1.27.0 [INFO] [stderr] Compiling slab v0.4.8 [INFO] [stderr] Compiling tinyvec v1.6.0 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling once_cell v1.17.1 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Compiling percent-encoding v2.2.0 [INFO] [stderr] Compiling proc-macro2 v1.0.56 [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 indexmap v1.9.3 [INFO] [stderr] Compiling thiserror v1.0.40 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling form_urlencoded v1.1.0 [INFO] [stderr] Compiling tracing-core v0.1.30 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling cpufeatures v0.2.6 [INFO] [stderr] Compiling unicode-bidi v0.3.13 [INFO] [stderr] Compiling http v0.2.9 [INFO] [stderr] Compiling serde v1.0.159 [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" "643899637eef11b0f5c7db18c39134ce9769a5a0eb8ba452ccc8b06076dba97b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "643899637eef11b0f5c7db18c39134ce9769a5a0eb8ba452ccc8b06076dba97b", kill_on_drop: false }` [INFO] [stdout] 643899637eef11b0f5c7db18c39134ce9769a5a0eb8ba452ccc8b06076dba97b