[INFO] fetching crate ffizer 2.6.1...
[INFO] checking ffizer-2.6.1 against master#b0f3940c35d565399dccf8c79f38147b40f2724a for pr-103965
[INFO] extracting crate ffizer 2.6.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ffizer 2.6.1 on toolchain b0f3940c35d565399dccf8c79f38147b40f2724a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0f3940c35d565399dccf8c79f38147b40f2724a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ffizer 2.6.1
[INFO] finished tweaking crates.io crate ffizer 2.6.1
[INFO] tweaked toml for crates.io crate ffizer 2.6.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate ffizer 2.6.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0f3940c35d565399dccf8c79f38147b40f2724a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-error v0.2.0
[INFO] [stderr]   Downloaded pest_meta v2.3.0
[INFO] [stderr]   Downloaded directories v4.0.1
[INFO] [stderr]   Downloaded enquote v1.1.0
[INFO] [stderr]   Downloaded pest v2.3.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.34
[INFO] [stderr]   Downloaded clap v3.2.20
[INFO] [stderr]   Downloaded test-generator v0.3.0
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.2
[INFO] [stderr]   Downloaded pest_generator v2.3.0
[INFO] [stderr]   Downloaded pest_derive v2.3.0
[INFO] [stderr]   Downloaded handlebars v4.3.4
[INFO] [stderr]   Downloaded handlebars_misc_helpers v0.12.1
[INFO] [stderr]   Downloaded number_prefix v0.4.0
[INFO] [stderr]   Downloaded serde_yaml v0.9.11
[INFO] [stderr]   Downloaded assert_cmd v2.0.4
[INFO] [stderr]   Downloaded spectral v0.6.0
[INFO] [stderr]   Downloaded indicatif v0.17.0
[INFO] [stderr]   Downloaded time v0.3.14
[INFO] [stderr]   Downloaded num-bigint v0.1.44
[INFO] [stderr]   Downloaded num-rational v0.1.42
[INFO] [stderr]   Downloaded dunce v1.0.2
[INFO] [stderr]   Downloaded serde_plain v1.0.0
[INFO] [stderr]   Downloaded thiserror v1.0.34
[INFO] [stderr]   Downloaded jsonnet-sys v0.17.0
[INFO] [stderr]   Downloaded run_script v0.10.0
[INFO] [stderr]   Downloaded jsonnet-rs v0.17.0
[INFO] [stderr]   Downloaded openssl-src v111.22.0+1.1.1q
[INFO] [stderr]   Downloaded git2_credentials v0.9.1
[INFO] [stderr]   Downloaded self_update v0.31.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+b0f3940c35d565399dccf8c79f38147b40f2724a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64ee6522540f188097ea6e66e94cad1d6cea3165c39fcf924dd6dbeaa6546f35
[INFO] running `Command { std: "docker" "start" "-a" "64ee6522540f188097ea6e66e94cad1d6cea3165c39fcf924dd6dbeaa6546f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64ee6522540f188097ea6e66e94cad1d6cea3165c39fcf924dd6dbeaa6546f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64ee6522540f188097ea6e66e94cad1d6cea3165c39fcf924dd6dbeaa6546f35", kill_on_drop: false }`
[INFO] [stdout] 64ee6522540f188097ea6e66e94cad1d6cea3165c39fcf924dd6dbeaa6546f35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+b0f3940c35d565399dccf8c79f38147b40f2724a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 001fbee08176b444550100f8694e502de26a259924a22ac26ccedf8af23cd52e
[INFO] running `Command { std: "docker" "start" "-a" "001fbee08176b444550100f8694e502de26a259924a22ac26ccedf8af23cd52e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]     Checking lazy_static v1.4.0
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[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling tokio v1.21.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]     Checking percent-encoding v2.2.0
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[INFO] [stderr]    Compiling version_check v0.9.4
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[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking http v0.2.8
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[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]    Compiling native-tls v0.2.10
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[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking socket2 v0.4.7
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[INFO] [stderr]     Checking unicode-normalization v0.1.21
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[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking futures-io v0.3.24
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[INFO] [stderr]     Checking try-lock v0.2.3
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[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
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[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking console v0.15.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]    Compiling openssl-src v111.22.0+1.1.1q
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking rustc-serialize v0.3.24
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[INFO] [stderr]    Compiling semver v1.0.13
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[INFO] [stderr]     Checking rand v0.8.5
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[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling jsonnet-sys v0.17.0
[INFO] [stderr]    Compiling libgit2-sys v0.14.0+1.5.0
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]    Compiling self_update v0.31.0
[INFO] [stderr]    Compiling schemars v0.8.10
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking zeroize v1.5.7
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking indicatif v0.17.0
[INFO] [stderr]     Checking dialoguer v0.10.2
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[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking atty v0.2.14
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[INFO] [stderr]     Checking unsafe-libyaml v0.2.2
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking predicates-core v1.0.3
[INFO] [stderr]     Checking dyn-clone v1.0.9
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking strsim v0.10.0
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[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking run_script v0.10.0
[INFO] [stderr]     Checking time v0.3.14
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking globset v0.4.9
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking directories v4.0.1
[INFO] [stderr]     Checking termtree v0.2.4
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking predicates-tree v1.0.5
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking spectral v0.6.0
[INFO] [stderr]     Checking pretty_assertions v1.3.0
[INFO] [stderr]     Checking zip v0.6.2
[INFO] [stderr]    Compiling serde_derive_internals v0.26.0
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.99/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="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"' --cfg 'feature="visit-mut"' -C metadata=d0d401f3a47d324a -C extra-filename=-d0d401f3a47d324a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0975f7164c8c3ab4.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-967674c9b7b1b4f6.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b56236affa4c1d72.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" "001fbee08176b444550100f8694e502de26a259924a22ac26ccedf8af23cd52e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "001fbee08176b444550100f8694e502de26a259924a22ac26ccedf8af23cd52e", kill_on_drop: false }`
[INFO] [stdout] 001fbee08176b444550100f8694e502de26a259924a22ac26ccedf8af23cd52e