[INFO] fetching crate nydus-rs 2.2.0...
[INFO] testing nydus-rs-2.2.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate nydus-rs 2.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate nydus-rs 2.2.0
[INFO] finished tweaking crates.io crate nydus-rs 2.2.0
[INFO] tweaked toml for crates.io crate nydus-rs 2.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nydus-rs 2.2.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nydus-rs 2.2.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.2
[INFO] [stderr]   Downloaded vhost-user-backend v0.7.0
[INFO] [stderr]   Downloaded vm-memory v0.9.0
[INFO] [stderr]   Downloaded log-panics v2.1.0
[INFO] [stderr]   Downloaded nydus-utils v0.4.1
[INFO] [stderr]   Downloaded io-uring v0.5.9
[INFO] [stderr]   Downloaded anyhow v1.0.58
[INFO] [stderr]   Downloaded nydus-rafs v0.2.2
[INFO] [stderr]   Downloaded time v0.3.14
[INFO] [stderr]   Downloaded fuse-backend-rs v0.10.1
[INFO] [stderr]   Downloaded flexi_logger v0.23.3
[INFO] [stderr]   Downloaded build_const v0.2.2
[INFO] [stderr]   Downloaded caps v0.5.4
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.81
[INFO] [stderr]   Downloaded tokio-uring v0.4.0
[INFO] [stderr]   Downloaded lz4-sys v1.9.4
[INFO] [stderr]   Downloaded nydus-service v0.2.0
[INFO] [stderr]   Downloaded gpt v3.0.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.81
[INFO] [stderr]   Downloaded openssl-sys v0.9.80
[INFO] [stderr]   Downloaded openssl v0.10.45
[INFO] [stderr]   Downloaded cmake v0.1.49
[INFO] [stderr]   Downloaded nydus-app v0.3.2
[INFO] [stderr]   Downloaded tokio v1.25.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.31
[INFO] [stderr]   Downloaded crc v1.8.1
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.81
[INFO] [stderr]   Downloaded blake3 v1.3.1
[INFO] [stderr]   Downloaded vhost v0.5.0
[INFO] [stderr]   Downloaded web-sys v0.3.58
[INFO] [stderr]   Downloaded virtio-queue v0.6.1
[INFO] [stderr]   Downloaded nydus-storage v0.6.2
[INFO] [stderr]   Downloaded lz4 v1.24.0
[INFO] [stderr]   Downloaded serde v1.0.139
[INFO] [stderr]   Downloaded js-sys v0.3.58
[INFO] [stderr]   Downloaded dbs-uhttp v0.3.2
[INFO] [stderr]   Downloaded nydus-api v0.2.2
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.81
[INFO] [stderr]   Downloaded serde_derive v1.0.139
[INFO] [stderr]   Downloaded sha2 v0.10.5
[INFO] [stderr]   Downloaded bytes v1.2.0
[INFO] [stderr]   Downloaded rlimit v0.9.1
[INFO] [stderr]   Downloaded arc-swap v1.5.0
[INFO] [stderr]   Downloaded spmc v0.3.0
[INFO] [stderr]   Downloaded rust-fsm-dsl v0.6.0
[INFO] [stderr]   Downloaded rust-fsm v0.6.0
[INFO] [stderr]   Downloaded scoped-tls v1.0.0
[INFO] [stderr]   Downloaded leaky-bucket v0.12.1
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.81
[INFO] [stderr]   Downloaded nydus-error v0.2.3
[INFO] [stderr]   Downloaded virtio-bindings v0.1.0
[INFO] [stderr]   Downloaded vmm-sys-util v0.10.0
[INFO] [stderr]   Downloaded libz-sys v1.1.8
[INFO] [stderr]   Downloaded openssl-src v111.25.0+1.1.1t
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10232c0adc7a87feaf2c06a7700b054847cbb0ce2cf6f2ae4d6d75a906a4bf8c
[INFO] running `Command { std: "docker" "start" "-a" "10232c0adc7a87feaf2c06a7700b054847cbb0ce2cf6f2ae4d6d75a906a4bf8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10232c0adc7a87feaf2c06a7700b054847cbb0ce2cf6f2ae4d6d75a906a4bf8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10232c0adc7a87feaf2c06a7700b054847cbb0ce2cf6f2ae4d6d75a906a4bf8c", kill_on_drop: false }`
[INFO] [stdout] 10232c0adc7a87feaf2c06a7700b054847cbb0ce2cf6f2ae4d6d75a906a4bf8c
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ee5309332fa7c617dbad1da90b6ce8b4be345e96ba0331d4b3bce6b9c65a8a2
[INFO] running `Command { std: "docker" "start" "-a" "1ee5309332fa7c617dbad1da90b6ce8b4be345e96ba0331d4b3bce6b9c65a8a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling bytes v1.2.0
[INFO] [stderr]    Compiling tokio v1.25.0
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.139
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[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] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling tracing-core v0.1.28
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-io v0.3.21
[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" "1ee5309332fa7c617dbad1da90b6ce8b4be345e96ba0331d4b3bce6b9c65a8a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ee5309332fa7c617dbad1da90b6ce8b4be345e96ba0331d4b3bce6b9c65a8a2", kill_on_drop: false }`
[INFO] [stdout] 1ee5309332fa7c617dbad1da90b6ce8b4be345e96ba0331d4b3bce6b9c65a8a2