[INFO] fetching crate tower-api-client 0.1.1... [INFO] testing tower-api-client-0.1.1 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [INFO] extracting crate tower-api-client 0.1.1 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate tower-api-client 0.1.1 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate tower-api-client 0.1.1 [INFO] tweaked toml for crates.io crate tower-api-client 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tower-api-client 0.1.1 on toolchain caccb4d0368bd918ef6668af8e13834d07040417 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate tower-api-client 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded futures v0.3.26 [INFO] [stderr] Downloaded deadpool-runtime v0.1.2 [INFO] [stderr] Downloaded serde_derive v1.0.153 [INFO] [stderr] Downloaded mio v0.8.6 [INFO] [stderr] Downloaded io-lifetimes v1.0.6 [INFO] [stderr] Downloaded reusable-box-future v0.2.0 [INFO] [stderr] Downloaded futures-macro v0.3.26 [INFO] [stderr] Downloaded serde_json v1.0.94 [INFO] [stderr] Downloaded stream-flatten-iters v0.2.0 [INFO] [stderr] Downloaded once_cell v1.17.1 [INFO] [stderr] Downloaded serde v1.0.153 [INFO] [stderr] Downloaded wiremock v0.5.17 [INFO] [stderr] Downloaded tempfile v3.4.0 [INFO] [stderr] Downloaded async-trait v0.1.66 [INFO] [stderr] Downloaded http-types v2.12.0 [INFO] [stderr] Downloaded futures-executor v0.3.26 [INFO] [stderr] Downloaded futures-timer v3.0.2 [INFO] [stderr] Downloaded crossbeam-utils v0.8.15 [INFO] [stderr] Downloaded futures-io v0.3.26 [INFO] [stderr] Downloaded tokio-util v0.7.7 [INFO] [stderr] Downloaded h2 v0.3.16 [INFO] [stderr] Downloaded retain_mut v0.1.9 [INFO] [stderr] Downloaded unicode-ident v1.0.8 [INFO] [stderr] Downloaded zeroize v1.5.7 [INFO] [stderr] Downloaded thiserror v1.0.39 [INFO] [stderr] Downloaded rustix v0.36.9 [INFO] [stderr] Downloaded thiserror-impl v1.0.39 [INFO] [stderr] Downloaded tokio v1.26.0 [INFO] [stderr] Downloaded deadpool v0.9.5 [INFO] [stderr] Downloaded serde_qs v0.8.5 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ac737c2f9be867c2ae91a3b77191cc120496946f48eb2950c299137b0d3a89ce [INFO] running `Command { std: "docker" "start" "-a" "ac737c2f9be867c2ae91a3b77191cc120496946f48eb2950c299137b0d3a89ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ac737c2f9be867c2ae91a3b77191cc120496946f48eb2950c299137b0d3a89ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac737c2f9be867c2ae91a3b77191cc120496946f48eb2950c299137b0d3a89ce", kill_on_drop: false }` [INFO] [stdout] ac737c2f9be867c2ae91a3b77191cc120496946f48eb2950c299137b0d3a89ce [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 13965cdc90a74e3b83d88c0830548eae170fa7a83e4d01723ef38d4699c29fa8 [INFO] running `Command { std: "docker" "start" "-a" "13965cdc90a74e3b83d88c0830548eae170fa7a83e4d01723ef38d4699c29fa8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.51 [INFO] [stderr] Compiling unicode-ident v1.0.8 [INFO] [stderr] Compiling quote v1.0.23 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling pkg-config v0.3.26 [INFO] [stderr] Compiling cc v1.0.79 [INFO] [stderr] Compiling futures-core v0.3.26 [INFO] [stderr] Compiling once_cell v1.17.1 [INFO] [stderr] Compiling slab v0.4.8 [INFO] [stderr] Compiling futures-task v0.3.26 [INFO] [stderr] Compiling futures-channel v0.3.26 [INFO] [stderr] Compiling itoa v1.0.6 [INFO] [stderr] Compiling futures-util v0.3.26 [INFO] [stderr] Compiling futures-sink v0.3.26 [INFO] [stderr] Compiling tokio v1.26.0 [INFO] [stderr] Compiling openssl v0.10.45 [INFO] [stderr] Compiling serde v1.0.153 [INFO] [stderr] Compiling futures-io v0.3.26 [INFO] [stderr] Compiling percent-encoding v2.2.0 [INFO] [stderr] Compiling thiserror v1.0.39 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling tracing-core v0.1.30 [INFO] [stderr] Compiling http v0.2.9 [INFO] [stderr] Compiling unicode-normalization v0.1.22 [INFO] [stderr] Compiling httpdate v1.0.2 [INFO] [stderr] Compiling ryu v1.0.13 [INFO] [stderr] Compiling form_urlencoded v1.1.0 [INFO] [stderr] Compiling serde_json v1.0.94 [INFO] [stderr] Compiling unicode-bidi v0.3.10 [INFO] [stderr] Compiling zeroize v1.5.7 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/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 tower-layer v0.3.2 [INFO] [stderr] Compiling base64 v0.21.0 [INFO] [stderr] Compiling reusable-box-future v0.2.0 [INFO] [stderr] Compiling socket2 v0.4.9 [INFO] [stderr] Compiling mio v0.8.6 [INFO] [stderr] Compiling secrecy v0.8.0 [INFO] [stderr] Compiling tracing v0.1.37 [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" "13965cdc90a74e3b83d88c0830548eae170fa7a83e4d01723ef38d4699c29fa8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13965cdc90a74e3b83d88c0830548eae170fa7a83e4d01723ef38d4699c29fa8", kill_on_drop: false }` [INFO] [stdout] 13965cdc90a74e3b83d88c0830548eae170fa7a83e4d01723ef38d4699c29fa8