[INFO] fetching crate srdf_graph 0.0.6...
[INFO] testing srdf_graph-0.0.6 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate srdf_graph 0.0.6 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate srdf_graph 0.0.6
[INFO] finished tweaking crates.io crate srdf_graph 0.0.6
[INFO] tweaked toml for crates.io crate srdf_graph 0.0.6 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate srdf_graph 0.0.6 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate srdf_graph 0.0.6 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.39
[INFO] [stderr]   Downloaded thiserror-impl v1.0.39
[INFO] [stderr]   Downloaded serde_derive v1.0.156
[INFO] [stderr]   Downloaded rust_decimal_macros v1.32.0
[INFO] [stderr]   Downloaded rend v0.4.1
[INFO] [stderr]   Downloaded rkyv_derive v0.7.42
[INFO] [stderr]   Downloaded oxilangtag v0.1.3
[INFO] [stderr]   Downloaded is-terminal v0.4.4
[INFO] [stderr]   Downloaded colored v2.0.4
[INFO] [stderr]   Downloaded const_format_proc_macros v0.2.32
[INFO] [stderr]   Downloaded hashbag v0.1.11
[INFO] [stderr]   Downloaded serde_json v1.0.94
[INFO] [stderr]   Downloaded rkyv v0.7.42
[INFO] [stderr]   Downloaded rust_decimal v1.32.0
[INFO] [stderr]   Downloaded const_format v0.2.32
[INFO] [stderr]   Downloaded rustix v0.36.9
[INFO] [stderr]   Downloaded hashbrown v0.14.1
[INFO] [stderr]   Downloaded serde v1.0.158
[INFO] [stderr]   Downloaded tokio v1.28.2
[INFO] [stderr]   Downloaded oxiri v0.2.2
[INFO] [stderr]   Downloaded borsh-derive-internal v0.10.3
[INFO] [stderr]   Downloaded borsh-schema-derive-internal v0.10.3
[INFO] [stderr]   Downloaded borsh-derive v0.10.3
[INFO] [stderr]   Downloaded borsh v0.10.3
[INFO] [stderr]   Downloaded bytecheck_derive v0.6.11
[INFO] [stderr]   Downloaded bytecheck v0.6.11
[INFO] [stderr]   Downloaded uuid v1.4.1
[INFO] [stderr]   Downloaded oxrdf v0.1.7
[INFO] [stderr]   Downloaded srdf v0.0.6
[INFO] [stderr]   Downloaded rio_api v0.8.2
[INFO] [stderr]   Downloaded iri_s v0.0.6
[INFO] [stderr]   Downloaded prefixmap v0.0.6
[INFO] [stderr]   Downloaded rio_turtle v0.8.2
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5afa52068e276d79241387be2cdd683df1ac426571a508d50d60986d56bce28d
[INFO] running `Command { std: "docker" "start" "-a" "5afa52068e276d79241387be2cdd683df1ac426571a508d50d60986d56bce28d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5afa52068e276d79241387be2cdd683df1ac426571a508d50d60986d56bce28d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5afa52068e276d79241387be2cdd683df1ac426571a508d50d60986d56bce28d", kill_on_drop: false }`
[INFO] [stdout] 5afa52068e276d79241387be2cdd683df1ac426571a508d50d60986d56bce28d
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccdbc15f8fc56bd670958f4261d699f9e9c7d6e58db65e9dc104d87954134808
[INFO] running `Command { std: "docker" "start" "-a" "ccdbc15f8fc56bd670958f4261d699f9e9c7d6e58db65e9dc104d87954134808", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling serde v1.0.158
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling rustix v0.36.9
[INFO] [stderr]    Compiling thiserror v1.0.39
[INFO] [stderr]    Compiling oxilangtag v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.156
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling oxiri v0.2.2
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling rust_decimal v1.32.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling hashbrown v0.14.1
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/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 tokio v1.28.2
[INFO] [stderr]    Compiling rio_api v0.8.2
[INFO] [stderr]    Compiling hashbag v0.1.11
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling rio_turtle v0.8.2
[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" "ccdbc15f8fc56bd670958f4261d699f9e9c7d6e58db65e9dc104d87954134808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccdbc15f8fc56bd670958f4261d699f9e9c7d6e58db65e9dc104d87954134808", kill_on_drop: false }`
[INFO] [stdout] ccdbc15f8fc56bd670958f4261d699f9e9c7d6e58db65e9dc104d87954134808