[INFO] fetching crate actix-files 0.6.0...
[INFO] testing actix-files-0.6.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate actix-files 0.6.0 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate actix-files 0.6.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate actix-files 0.6.0
[INFO] finished tweaking crates.io crate actix-files 0.6.0
[INFO] tweaked toml for crates.io crate actix-files 0.6.0 written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5e12967b5f9c1c9d5621ed5f2cf18583dfc1a4eae3ea078cc7811801b3ff35e
[INFO] running `Command { std: "docker" "start" "-a" "c5e12967b5f9c1c9d5621ed5f2cf18583dfc1a4eae3ea078cc7811801b3ff35e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5e12967b5f9c1c9d5621ed5f2cf18583dfc1a4eae3ea078cc7811801b3ff35e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5e12967b5f9c1c9d5621ed5f2cf18583dfc1a4eae3ea078cc7811801b3ff35e", kill_on_drop: false }`
[INFO] [stdout] c5e12967b5f9c1c9d5621ed5f2cf18583dfc1a4eae3ea078cc7811801b3ff35e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f52e9e352ab1a2e38c853d35ccd57f29ecfd89ac5f29022ac9aa130d57ae6909
[INFO] running `Command { std: "docker" "start" "-a" "f52e9e352ab1a2e38c853d35ccd57f29ecfd89ac5f29022ac9aa130d57ae6909", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling local-waker v0.1.2
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling httparse v1.7.0
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling cpufeatures v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling firestorm v0.5.0
[INFO] [stderr]    Compiling num_threads v0.1.5
[INFO] [stderr]    Compiling language-tags v0.3.2
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling askama_escape v0.10.3
[INFO] [stderr]    Compiling http-range v0.1.5
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling actix-utils v3.0.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling tracing-core v0.1.25
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling http v0.2.6
[INFO] [stderr]    Compiling bytestring v1.0.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling actix-service v2.0.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.8.2
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling time v0.3.9
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling parking_lot v0.12.0
[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-1.0.91/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=f4899b9e7f0b45d1 -C extra-filename=-f4899b9e7f0b45d1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-adfd7b1b4588a8fe.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-aa6c9ed6a3b65ac7.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-d8167d72773bee47.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f52e9e352ab1a2e38c853d35ccd57f29ecfd89ac5f29022ac9aa130d57ae6909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f52e9e352ab1a2e38c853d35ccd57f29ecfd89ac5f29022ac9aa130d57ae6909", kill_on_drop: false }`
[INFO] [stdout] f52e9e352ab1a2e38c853d35ccd57f29ecfd89ac5f29022ac9aa130d57ae6909