[INFO] fetching crate polywrap_http_plugin 0.1.9-beta.2...
[INFO] testing polywrap_http_plugin-0.1.9-beta.2 against master#23949593103d03a82c7ebc2e84434ce6c6edc561 for pr-115235
[INFO] extracting crate polywrap_http_plugin 0.1.9-beta.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate polywrap_http_plugin 0.1.9-beta.2 on toolchain 23949593103d03a82c7ebc2e84434ce6c6edc561
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polywrap_http_plugin 0.1.9-beta.2
[INFO] finished tweaking crates.io crate polywrap_http_plugin 0.1.9-beta.2
[INFO] tweaked toml for crates.io crate polywrap_http_plugin 0.1.9-beta.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "generate-lockfile" "--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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded polywrap_client_builder v0.1.9-beta.2
[INFO] [stderr]   Downloaded polywrap_client v0.1.9-beta.2
[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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f7876fd87de925cc3bc5b10001eb8bde65158bff5b2c594a2a37fbb795492c0
[INFO] running `Command { std: "docker" "start" "-a" "2f7876fd87de925cc3bc5b10001eb8bde65158bff5b2c594a2a37fbb795492c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f7876fd87de925cc3bc5b10001eb8bde65158bff5b2c594a2a37fbb795492c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f7876fd87de925cc3bc5b10001eb8bde65158bff5b2c594a2a37fbb795492c0", kill_on_drop: false }`
[INFO] [stdout] 2f7876fd87de925cc3bc5b10001eb8bde65158bff5b2c594a2a37fbb795492c0
[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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e707741ce79686144976c3af04190afc4de1c5c6cd128e404ec8b9a611201de
[INFO] running `Command { std: "docker" "start" "-a" "5e707741ce79686144976c3af04190afc4de1c5c6cd128e404ec8b9a611201de", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling memchr v2.6.3
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling rustls v0.21.7
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling aho-corasick v1.0.5
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling uriparse v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling flate2 v1.0.27
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling encoding_rs v0.8.33
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling base64 v0.21.4
[INFO] [stderr]    Compiling time-macros v0.2.14
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling num-complex v0.4.4
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling deranged v0.3.8
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling regex-automata v0.3.8
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]    Compiling bytecount v0.6.3
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling num-cmp v0.1.0
[INFO] [stderr]    Compiling uuid v1.4.1
[INFO] [stderr]    Compiling url v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]    Compiling serde_repr v0.1.16
[INFO] [stderr]    Compiling time v0.3.28
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling regex v1.9.5
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling fancy-regex v0.10.0
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling pest v2.7.3
[INFO] [stderr]    Compiling rustls-webpki v0.101.5
[INFO] [stderr]    Compiling sct v0.7.0
[INFO] [stderr]    Compiling rustls-webpki v0.100.3
[INFO] [stderr]    Compiling webpki-roots v0.23.1
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling iso8601 v0.5.1
[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/23949593103d03a82c7ebc2e84434ce6c6edc561/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-1.0.109/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=4a69abae7c525a89 -C extra-filename=-4a69abae7c525a89 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d5e10ff7bab057c4.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-ecb9810fc901132a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-62f822500da935ba.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5e707741ce79686144976c3af04190afc4de1c5c6cd128e404ec8b9a611201de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e707741ce79686144976c3af04190afc4de1c5c6cd128e404ec8b9a611201de", kill_on_drop: false }`
[INFO] [stdout] 5e707741ce79686144976c3af04190afc4de1c5c6cd128e404ec8b9a611201de