[INFO] fetching crate roo_engine 0.1.0...
[INFO] testing roo_engine-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate roo_engine 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate roo_engine 0.1.0
[INFO] finished tweaking crates.io crate roo_engine 0.1.0
[INFO] tweaked toml for crates.io crate roo_engine 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate roo_engine 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate roo_engine 0.1.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thread_local v1.1.4
[INFO] [stderr]   Downloaded generator v0.7.1
[INFO] [stderr]   Downloaded ubyte v0.10.3
[INFO] [stderr]   Downloaded tokio-stream v0.1.11
[INFO] [stderr]   Downloaded async-stream-impl v0.3.3
[INFO] [stderr]   Downloaded state v0.5.3
[INFO] [stderr]   Downloaded async-stream v0.3.3
[INFO] [stderr]   Downloaded devise_core v0.3.1
[INFO] [stderr]   Downloaded atomic v0.5.1
[INFO] [stderr]   Downloaded spin v0.9.4
[INFO] [stderr]   Downloaded figment v0.10.8
[INFO] [stderr]   Downloaded rocket_codegen v0.5.0-rc.2
[INFO] [stderr]   Downloaded rocket v0.5.0-rc.2
[INFO] [stderr]   Downloaded rocket_http v0.5.0-rc.2
[INFO] [stderr]   Downloaded http v0.2.8
[INFO] [stderr]   Downloaded clap v3.2.23
[INFO] [stderr]   Downloaded h2 v0.3.15
[INFO] [stderr]   Downloaded aes-gcm v0.10.1
[INFO] [stderr]   Downloaded regex v1.7.0
[INFO] [stderr]   Downloaded aes v0.8.2
[INFO] [stderr]   Downloaded hyper v0.14.22
[INFO] [stderr]   Downloaded ref-cast v1.0.13
[INFO] [stderr]   Downloaded cc v1.0.77
[INFO] [stderr]   Downloaded rustversion v1.0.9
[INFO] [stderr]   Downloaded time v0.3.15
[INFO] [stderr]   Downloaded cpufeatures v0.2.5
[INFO] [stderr]   Downloaded generic-array v0.14.6
[INFO] [stderr]   Downloaded pear v0.2.3
[INFO] [stderr]   Downloaded aead v0.5.1
[INFO] [stderr]   Downloaded cipher v0.4.3
[INFO] [stderr]   Downloaded polyval v0.6.0
[INFO] [stderr]   Downloaded block-buffer v0.10.3
[INFO] [stderr]   Downloaded sha2 v0.10.6
[INFO] [stderr]   Downloaded cookie v0.16.1
[INFO] [stderr]   Downloaded proc-macro2-diagnostics v0.9.1
[INFO] [stderr]   Downloaded pear_codegen v0.2.3
[INFO] [stderr]   Downloaded ref-cast-impl v1.0.13
[INFO] [stderr]   Downloaded uncased v0.9.7
[INFO] [stderr]   Downloaded multer v2.0.4
[INFO] [stderr]   Downloaded devise_codegen v0.3.1
[INFO] [stderr]   Downloaded devise v0.3.1
[INFO] [stderr]   Downloaded universal-hash v0.5.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.32.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.32.0
[INFO] [stderr]   Downloaded digest v0.10.5
[INFO] [stderr]   Downloaded windows_i686_msvc v0.32.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.32.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.32.0
[INFO] [stderr]   Downloaded windows v0.32.0
[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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 977c9169c19dabf1bbd80fe0b4347bc99e78a50ec380b6d61565083671721557
[INFO] running `Command { std: "docker" "start" "-a" "977c9169c19dabf1bbd80fe0b4347bc99e78a50ec380b6d61565083671721557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "977c9169c19dabf1bbd80fe0b4347bc99e78a50ec380b6d61565083671721557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "977c9169c19dabf1bbd80fe0b4347bc99e78a50ec380b6d61565083671721557", kill_on_drop: false }`
[INFO] [stdout] 977c9169c19dabf1bbd80fe0b4347bc99e78a50ec380b6d61565083671721557
[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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcbf51ad578fe6135eb8a701e6e686bbe116889b52b72fa2c22084540301ced1
[INFO] running `Command { std: "docker" "start" "-a" "bcbf51ad578fe6135eb8a701e6e686bbe116889b52b72fa2c22084540301ced1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling serde v1.0.147
[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 socket2 v0.4.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]    Compiling itoa v1.0.4
[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" "bcbf51ad578fe6135eb8a701e6e686bbe116889b52b72fa2c22084540301ced1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcbf51ad578fe6135eb8a701e6e686bbe116889b52b72fa2c22084540301ced1", kill_on_drop: false }`
[INFO] [stdout] bcbf51ad578fe6135eb8a701e6e686bbe116889b52b72fa2c22084540301ced1