[INFO] fetching crate git-semver-tags 0.0.12...
[INFO] checking git-semver-tags-0.0.12 against master#fd2c811d25ad5773fbd2463e058bf4edf4d44eb2 for pr-130443
[INFO] extracting crate git-semver-tags 0.0.12 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate git-semver-tags 0.0.12 on toolchain fd2c811d25ad5773fbd2463e058bf4edf4d44eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate git-semver-tags 0.0.12
[INFO] finished tweaking crates.io crate git-semver-tags 0.0.12
[INFO] tweaked toml for crates.io crate git-semver-tags 0.0.12 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate git-semver-tags 0.0.12 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" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded termtree v0.4.0
[INFO] [stderr]   Downloaded time-core v0.1.0
[INFO] [stderr]   Downloaded serde v1.0.152
[INFO] [stderr]   Downloaded globwalk v0.8.1
[INFO] [stderr]   Downloaded either v1.8.1
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[INFO] [stderr]   Downloaded time v0.3.20
[INFO] [stderr]   Downloaded anyhow v1.0.69
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[INFO] [stderr]   Downloaded portable-atomic v0.3.19
[INFO] [stderr]   Downloaded aho-corasick v0.7.20
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[INFO] [stderr]   Downloaded serde_json v1.0.93
[INFO] [stderr]   Downloaded quick-xml v0.23.1
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[INFO] [stderr]   Downloaded rustls v0.20.8
[INFO] [stderr]   Downloaded slab v0.4.8
[INFO] [stderr]   Downloaded tokio-util v0.7.7
[INFO] [stderr]   Downloaded base64 v0.21.0
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[INFO] [stderr]   Downloaded flate2 v1.0.25
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[INFO] [stderr]   Downloaded predicates v2.1.5
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[INFO] [stderr]   Downloaded tokio v1.26.0
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[INFO] [stderr]   Downloaded clap_derive v4.1.8
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[INFO] [stderr]   Downloaded predicates-tree v1.0.7
[INFO] [stderr]   Downloaded futures-io v0.3.26
[INFO] [stderr]   Downloaded ipnet v2.7.1
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[INFO] [stderr]   Downloaded semver v1.0.16
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[INFO] [stderr]   Downloaded futures-sink v0.3.26
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[INFO] [stderr]   Downloaded encoding_rs v0.8.32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e003c56c7d17d8c9770232905ee0c2269620ddd4f391742b750d8c4b804b76b0
[INFO] running `Command { std: "docker" "start" "-a" "e003c56c7d17d8c9770232905ee0c2269620ddd4f391742b750d8c4b804b76b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e003c56c7d17d8c9770232905ee0c2269620ddd4f391742b750d8c4b804b76b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e003c56c7d17d8c9770232905ee0c2269620ddd4f391742b750d8c4b804b76b0", kill_on_drop: false }`
[INFO] [stdout] e003c56c7d17d8c9770232905ee0c2269620ddd4f391742b750d8c4b804b76b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0cac3fab8db5b6cf2609511dfa08c679f906302e6a840dd7a0073b334dbe068
[INFO] running `Command { std: "docker" "start" "-a" "a0cac3fab8db5b6cf2609511dfa08c679f906302e6a840dd7a0073b334dbe068", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling tokio v1.26.0
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling rustix v0.36.8
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking futures-io v0.3.26
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking futures-sink v0.3.26
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking unicode-bidi v0.3.10
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stdout] error: aborting due to 1 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" "a0cac3fab8db5b6cf2609511dfa08c679f906302e6a840dd7a0073b334dbe068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0cac3fab8db5b6cf2609511dfa08c679f906302e6a840dd7a0073b334dbe068", kill_on_drop: false }`
[INFO] [stdout] a0cac3fab8db5b6cf2609511dfa08c679f906302e6a840dd7a0073b334dbe068
