[INFO] fetching crate scratch-claw 0.1.0...
[INFO] checking scratch-claw-0.1.0 against master#6162f6f12339aa81fe16b8a64644ead497e411b2 for pr-113240
[INFO] extracting crate scratch-claw 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate scratch-claw 0.1.0 on toolchain 6162f6f12339aa81fe16b8a64644ead497e411b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scratch-claw 0.1.0
[INFO] finished tweaking crates.io crate scratch-claw 0.1.0
[INFO] tweaked toml for crates.io crate scratch-claw 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate scratch-claw 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" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded s2rs-derive v0.1.2
[INFO] [stderr]   Downloaded pico-args v0.5.0
[INFO] [stderr]   Downloaded block-modes v0.8.1
[INFO] [stderr]   Downloaded tiger v0.1.0
[INFO] [stderr]   Downloaded basic-cookies v0.1.4
[INFO] [stderr]   Downloaded tiny-keccak v2.0.2
[INFO] [stderr]   Downloaded tracing v0.1.38
[INFO] [stderr]   Downloaded lalrpop-util v0.19.10
[INFO] [stderr]   Downloaded rustix v0.37.15
[INFO] [stderr]   Downloaded lalrpop v0.19.10
[INFO] [stderr]   Downloaded crc-any v2.4.3
[INFO] [stderr]   Downloaded directories v5.0.0
[INFO] [stderr]   Downloaded debug-helper v0.3.13
[INFO] [stderr]   Downloaded des v0.7.0
[INFO] [stderr]   Downloaded block-padding v0.2.1
[INFO] [stderr]   Downloaded dirs-sys v0.4.0
[INFO] [stderr]   Downloaded s2rs v0.7.15
[INFO] [stderr]   Downloaded magic-crypt v3.1.12
[INFO] [stderr]   Downloaded ascii-canvas v3.0.0
[INFO] [stderr]   Downloaded ena v0.14.2
[INFO] [stderr]   Downloaded parking_lot_core v0.9.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c28ee7c1414617278eecd61ee4492fb38a5de2e731e0c130fdebd4f57f638c69
[INFO] running `Command { std: "docker" "start" "-a" "c28ee7c1414617278eecd61ee4492fb38a5de2e731e0c130fdebd4f57f638c69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c28ee7c1414617278eecd61ee4492fb38a5de2e731e0c130fdebd4f57f638c69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c28ee7c1414617278eecd61ee4492fb38a5de2e731e0c130fdebd4f57f638c69", kill_on_drop: false }`
[INFO] [stdout] c28ee7c1414617278eecd61ee4492fb38a5de2e731e0c130fdebd4f57f638c69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56df4278061849b0e3ff682101285443c4ac78dfc9c6a1a71513ced226088432
[INFO] running `Command { std: "docker" "start" "-a" "56df4278061849b0e3ff682101285443c4ac78dfc9c6a1a71513ced226088432", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rustix v0.37.15
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling openssl v0.10.52
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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 linux-raw-sys v0.3.4
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "56df4278061849b0e3ff682101285443c4ac78dfc9c6a1a71513ced226088432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56df4278061849b0e3ff682101285443c4ac78dfc9c6a1a71513ced226088432", kill_on_drop: false }`
[INFO] [stdout] 56df4278061849b0e3ff682101285443c4ac78dfc9c6a1a71513ced226088432