[INFO] fetching crate datadog-tracing 0.3.0...
[INFO] testing datadog-tracing-0.3.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237
[INFO] extracting crate datadog-tracing 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate datadog-tracing 0.3.0
[INFO] finished tweaking crates.io crate datadog-tracing 0.3.0
[INFO] tweaked toml for crates.io crate datadog-tracing 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate datadog-tracing 0.3.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate datadog-tracing 0.3.0 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a724f6f4cf44796096c50c8b8ac360ccc98cbd4846627c81f7334c34c565dee
[INFO] running `Command { std: "docker" "start" "-a" "1a724f6f4cf44796096c50c8b8ac360ccc98cbd4846627c81f7334c34c565dee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a724f6f4cf44796096c50c8b8ac360ccc98cbd4846627c81f7334c34c565dee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a724f6f4cf44796096c50c8b8ac360ccc98cbd4846627c81f7334c34c565dee", kill_on_drop: false }`
[INFO] [stdout] 1a724f6f4cf44796096c50c8b8ac360ccc98cbd4846627c81f7334c34c565dee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 303622e046a59ec033eb6636f512cdf9694935f752cbcdf61281bcd4f2dc9928
[INFO] running `Command { std: "docker" "start" "-a" "303622e046a59ec033eb6636f512cdf9694935f752cbcdf61281bcd4f2dc9928", kill_on_drop: false }`
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling urlencoding v2.1.3
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling ordered-float v4.6.0
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="std"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-perl"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("arbitrary", "default", "std", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=ac693efb91a4e90c -C extra-filename=-592a312476e09d89 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.104/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=bcebb22733c1a4b9 -C extra-filename=-f9cb331781faf872 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-09040b10b620fa15.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-bff949ffe258c67d.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "303622e046a59ec033eb6636f512cdf9694935f752cbcdf61281bcd4f2dc9928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "303622e046a59ec033eb6636f512cdf9694935f752cbcdf61281bcd4f2dc9928", kill_on_drop: false }`
[INFO] [stdout] 303622e046a59ec033eb6636f512cdf9694935f752cbcdf61281bcd4f2dc9928