[INFO] fetching crate metamorphose 1.4.1...
[INFO] checking metamorphose-1.4.1 against 49a6044d37d694890450f52ceaceb66277a36b1e for pr-161154
[INFO] extracting crate metamorphose 1.4.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate metamorphose 1.4.1
[INFO] finished tweaking crates.io crate metamorphose 1.4.1
[INFO] tweaked toml for crates.io crate metamorphose 1.4.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate metamorphose 1.4.1 on toolchain 49a6044d37d694890450f52ceaceb66277a36b1e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 216 packages to highest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding mongodb v2.8.2 (available: v3.8.2)
[INFO] [stderr]       Adding syn v1.0.109 (available: v3.0.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "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-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fe7575f766fee464d9003b6f2fff2b4bee7320d8e82f3e695af12cc505c4b7ce
[INFO] running `Command { std: "docker" "start" "fe7575f766fee464d9003b6f2fff2b4bee7320d8e82f3e695af12cc505c4b7ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe7575f766fee464d9003b6f2fff2b4bee7320d8e82f3e695af12cc505c4b7ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fe7575f766fee464d9003b6f2fff2b4bee7320d8e82f3e695af12cc505c4b7ce" "/opt/rustwide/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe7575f766fee464d9003b6f2fff2b4bee7320d8e82f3e695af12cc505c4b7ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fe7575f766fee464d9003b6f2fff2b4bee7320d8e82f3e695af12cc505c4b7ce" "/opt/rustwide/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v3.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling zerofrom v0.1.8
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling zerocopy v0.8.56
[INFO] [stderr]    Compiling time-core v0.1.9
[INFO] [stderr]    Compiling typenum v1.20.1
[INFO] [stderr]    Compiling litemap v0.8.3
[INFO] [stderr]    Compiling writeable v0.6.4
[INFO] [stderr]    Compiling rustc_version_runtime v0.2.1
[INFO] [stderr]     Checking futures-io v0.3.34
[INFO] [stderr]    Compiling yoke v0.8.3
[INFO] [stderr]    Compiling icu_normalizer_data v2.3.0
[INFO] [stderr]    Compiling icu_properties_data v2.3.0
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling futures-core v0.3.34
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling tinyvec v1.12.0
[INFO] [stderr]    Compiling mio v1.2.2
[INFO] [stderr]    Compiling socket2 v0.6.5
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling time-macros v0.2.32
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking rand v0.8.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]     Checking futures-channel v0.3.34
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.25
[INFO] [stderr]     Checking data-encoding v2.11.1
[INFO] [stderr]    Compiling log v0.4.34
[INFO] [stderr]    Compiling futures-task v0.3.34
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]     Checking chrono v0.4.45
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking rand v0.9.5
[INFO] [stderr]     Checking serde_json v1.0.151
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking uuid v1.26.0
[INFO] [stderr]     Checking rustc_version v0.2.3
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]     Checking stringprep v0.1.5
[INFO] [stderr]     Checking time v0.3.55
[INFO] [stderr]     Checking sha-1 v0.10.1
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking pbkdf2 v0.11.0
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling zmij v1.0.23
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling deranged v0.5.8
[INFO] [stderr]    Compiling ipnet v2.12.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]     Checking webpki-roots v0.25.4
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling aho-corasick v1.1.5
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling futures-sink v0.3.34
[INFO] [stderr]    Compiling resolv-conf v0.7.6
[INFO] [stderr]    Compiling bitvec v1.1.1
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling zerovec-derive v0.11.6
[INFO] [stderr]    Compiling displaydoc v0.2.7
[INFO] [stderr]    Compiling tokio-macros v2.7.2
[INFO] [stderr]    Compiling futures-macro v0.3.34
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling async-trait v0.1.92
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking tokio v1.53.1
[INFO] [stderr]     Checking zerotrie v0.2.5
[INFO] [stderr]     Checking futures-util v0.3.34
[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/49a6044d37d694890450f52ceaceb66277a36b1e/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/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"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=dc5c46e61112d837 -C extra-filename=-689153bc9f49e455 --out-dir /opt/rustwide/target/debug/build/syn/689153bc9f49e455/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/4fd9d1319fb4ed1e/out -L dependency=/opt/rustwide/target/debug/build/quote/e61a912ae24688fb/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/4fd9d1319fb4ed1e/out/libproc_macro2-4fd9d1319fb4ed1e.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/e61a912ae24688fb/out/libquote-e61a912ae24688fb.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out/libunicode_ident-8c98a1a0e58216a9.rmeta --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/49a6044d37d694890450f52ceaceb66277a36b1e/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --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"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=df68372f5c41959b -C extra-filename=-1cc73c2805e55b59 --out-dir /opt/rustwide/target/debug/build/syn/1cc73c2805e55b59/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/535f1a6622dab04c/out -L dependency=/opt/rustwide/target/debug/build/quote/d9881040c746bf6f/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/3becac50809745ee/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/535f1a6622dab04c/out/libproc_macro2-535f1a6622dab04c.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/d9881040c746bf6f/out/libquote-d9881040c746bf6f.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/3becac50809745ee/out/libunicode_ident-3becac50809745ee.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "fe7575f766fee464d9003b6f2fff2b4bee7320d8e82f3e695af12cc505c4b7ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe7575f766fee464d9003b6f2fff2b4bee7320d8e82f3e695af12cc505c4b7ce", kill_on_drop: false }`
[INFO] [stdout] fe7575f766fee464d9003b6f2fff2b4bee7320d8e82f3e695af12cc505c4b7ce
