[INFO] fetching crate ffizer 2.8.0...
[INFO] checking ffizer-2.8.0 against try#1bced552f1758b8f979780b55c326f0a39c51181 for pr-108867
[INFO] extracting crate ffizer 2.8.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate ffizer 2.8.0 on toolchain 1bced552f1758b8f979780b55c326f0a39c51181
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1bced552f1758b8f979780b55c326f0a39c51181" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ffizer 2.8.0
[INFO] finished tweaking crates.io crate ffizer 2.8.0
[INFO] tweaked toml for crates.io crate ffizer 2.8.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate ffizer 2.8.0 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" "+1bced552f1758b8f979780b55c326f0a39c51181" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e2a9e7e193985ba0d5a8221c3984785a9e0a75acc409a02815633ff67a1f464e" "/opt/rustwide/cargo-home/bin/cargo" "+1bced552f1758b8f979780b55c326f0a39c51181" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64c3231ec42f4309085ab267094257d30b4f4e6a5a25257538100622ece41774
[INFO] running `Command { std: "docker" "start" "-a" "64c3231ec42f4309085ab267094257d30b4f4e6a5a25257538100622ece41774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64c3231ec42f4309085ab267094257d30b4f4e6a5a25257538100622ece41774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64c3231ec42f4309085ab267094257d30b4f4e6a5a25257538100622ece41774", kill_on_drop: false }`
[INFO] [stdout] 64c3231ec42f4309085ab267094257d30b4f4e6a5a25257538100622ece41774
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e2a9e7e193985ba0d5a8221c3984785a9e0a75acc409a02815633ff67a1f464e" "/opt/rustwide/cargo-home/bin/cargo" "+1bced552f1758b8f979780b55c326f0a39c51181" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d01db057f964d59d3e4a92e7fc7663aace93b525c0d0f07f72ddb953d7f719f9
[INFO] running `Command { std: "docker" "start" "-a" "d01db057f964d59d3e4a92e7fc7663aace93b525c0d0f07f72ddb953d7f719f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling tokio v1.26.0
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling rustix v0.36.9
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.45
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking futures-sink v0.3.26
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling deunicode v0.4.3
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking console v0.15.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling slug v0.1.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking winnow v0.3.4
[INFO] [stderr]    Compiling portable-atomic v0.3.19
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling openssl-src v111.25.1+1.1.1t
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking ipnet v2.7.1
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking rustls-pemfile v1.0.2
[INFO] [stderr]    Compiling semver v1.0.16
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking bstr v1.3.0
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking xattr v0.2.3
[INFO] [stderr]     Checking filetime v0.2.20
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking unsafe-libyaml v0.2.7
[INFO] [stderr]     Checking zeroize v1.5.7
[INFO] [stderr]     Checking concolor-query v0.1.0
[INFO] [stderr]    Compiling schemars v0.8.12
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]    Compiling self_update v0.36.0
[INFO] [stderr]     Checking indicatif v0.17.3
[INFO] [stderr]     Checking clap_lex v0.3.2
[INFO] [stderr]     Checking tar v0.4.38
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking fsio v0.4.0
[INFO] [stderr]     Checking uuid v1.3.0
[INFO] [stderr]    Compiling openssl-sys v0.9.80
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling libgit2-sys v0.14.2+1.5.1
[INFO] [stderr]    Compiling jsonnet-sys v0.17.0
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking quick-xml v0.23.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking tempfile v3.4.0
[INFO] [stderr]     Checking is-terminal v0.4.4
[INFO] [stderr]     Checking urlencoding v2.1.2
[INFO] [stderr]     Checking concolor v0.0.12
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking predicates-core v1.0.5
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking dialoguer v0.10.3
[INFO] [stderr]     Checking run_script v0.10.1
[INFO] [stderr]     Checking globset v0.4.10
[INFO] [stderr]     Checking directories v4.0.1
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking termtree v0.4.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking predicates-tree v1.0.7
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking pretty_assertions v1.3.0
[INFO] [stderr]     Checking spectral v0.6.0
[INFO] [stderr]    Compiling serde_derive_internals v0.26.0
[INFO] [stderr]     Checking predicates v2.1.5
[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-1.0.109/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"' --cfg 'feature="visit-mut"' -C metadata=b181f63526515be7 -C extra-filename=-b181f63526515be7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-80daeeb3fcae7e6c.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-738d75b1cbd20dd9.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-1d754fea6ab659de.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" "d01db057f964d59d3e4a92e7fc7663aace93b525c0d0f07f72ddb953d7f719f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d01db057f964d59d3e4a92e7fc7663aace93b525c0d0f07f72ddb953d7f719f9", kill_on_drop: false }`
[INFO] [stdout] d01db057f964d59d3e4a92e7fc7663aace93b525c0d0f07f72ddb953d7f719f9