[INFO] fetching crate nitrogen 0.2.5... [INFO] testing nitrogen-0.2.5 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate nitrogen 0.2.5 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate nitrogen 0.2.5 [INFO] finished tweaking crates.io crate nitrogen 0.2.5 [INFO] tweaked toml for crates.io crate nitrogen 0.2.5 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate nitrogen 0.2.5 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate nitrogen 0.2.5 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded aws-smithy-query v0.49.0 [INFO] [stderr] Downloaded aws-smithy-http v0.49.0 [INFO] [stderr] Downloaded aws-smithy-async v0.49.0 [INFO] [stderr] Downloaded aws-smithy-xml v0.49.0 [INFO] [stderr] Downloaded aws-smithy-http-tower v0.49.0 [INFO] [stderr] Downloaded aws-smithy-json v0.49.0 [INFO] [stderr] Downloaded aws-sigv4 v0.49.0 [INFO] [stderr] Downloaded aws-http v0.49.0 [INFO] [stderr] Downloaded aws-sdk-sso v0.19.0 [INFO] [stderr] Downloaded aws-smithy-types v0.49.0 [INFO] [stderr] Downloaded aws-sdk-sts v0.19.0 [INFO] [stderr] Downloaded aws-smithy-client v0.49.0 [INFO] [stderr] Downloaded aws-config v0.49.0 [INFO] [stderr] Downloaded aws-endpoint v0.49.0 [INFO] [stderr] Downloaded aws-sig-auth v0.49.0 [INFO] [stderr] Downloaded aws-types v0.49.0 [INFO] [stderr] Downloaded aws-sdk-cloudformation v0.19.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4f1869e65aa9ea871d507c6a737b0c71325308ae9f6f92119c05bcf97452c333 [INFO] running `Command { std: "docker" "start" "-a" "4f1869e65aa9ea871d507c6a737b0c71325308ae9f6f92119c05bcf97452c333", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4f1869e65aa9ea871d507c6a737b0c71325308ae9f6f92119c05bcf97452c333", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f1869e65aa9ea871d507c6a737b0c71325308ae9f6f92119c05bcf97452c333", kill_on_drop: false }` [INFO] [stdout] 4f1869e65aa9ea871d507c6a737b0c71325308ae9f6f92119c05bcf97452c333 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 29015b7f39e746f2ca594744391c3fb506b531bfdc3eaaca8e7b89ea6ae474c0 [INFO] running `Command { std: "docker" "start" "-a" "29015b7f39e746f2ca594744391c3fb506b531bfdc3eaaca8e7b89ea6ae474c0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling syn v1.0.103 [INFO] [stderr] Compiling once_cell v1.16.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling cc v1.0.76 [INFO] [stderr] Compiling bytes v1.2.1 [INFO] [stderr] Compiling parking_lot_core v0.9.4 [INFO] [stderr] Compiling futures-core v0.3.25 [INFO] [stderr] Compiling tokio v1.21.2 [INFO] [stderr] Compiling itoa v1.0.4 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling futures-task v0.3.25 [INFO] [stderr] Compiling futures-util v0.3.25 [INFO] [stderr] Compiling tracing-core v0.1.30 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling http v0.2.8 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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 futures-sink v0.3.25 [INFO] [stderr] Compiling ryu v1.0.11 [INFO] [stderr] Compiling time-core v0.1.0 [INFO] [stderr] Compiling futures-channel v0.3.25 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling time v0.3.17 [INFO] [stderr] Compiling semver v1.0.14 [INFO] [stderr] Compiling either v1.8.0 [INFO] [stderr] Compiling regex-syntax v0.6.28 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling bytes-utils v0.1.3 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Compiling fastrand v1.8.0 [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" "29015b7f39e746f2ca594744391c3fb506b531bfdc3eaaca8e7b89ea6ae474c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29015b7f39e746f2ca594744391c3fb506b531bfdc3eaaca8e7b89ea6ae474c0", kill_on_drop: false }` [INFO] [stdout] 29015b7f39e746f2ca594744391c3fb506b531bfdc3eaaca8e7b89ea6ae474c0