[INFO] updating cached repository https://github.com/geph-official/geph4-vpn-helper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d1471a7493cd96e5d69e32ef12f8f06295fc298
[INFO] checking geph-official/geph4-vpn-helper against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeph-official%2Fgeph4-vpn-helper" "/workspace/builds/worker-76/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-76/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/geph-official/geph4-vpn-helper on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/geph-official/geph4-vpn-helper
[INFO] finished tweaking git repo https://github.com/geph-official/geph4-vpn-helper
[INFO] tweaked toml for git repo https://github.com/geph-official/geph4-vpn-helper written to /workspace/builds/worker-76/source/Cargo.toml
[INFO] crate git repo https://github.com/geph-official/geph4-vpn-helper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e398fa4d60128ac8295ad04d440bc6cf2ef907885760e70410430d2a71beb277
[INFO] running `Command { std: "docker" "start" "-a" "e398fa4d60128ac8295ad04d440bc6cf2ef907885760e70410430d2a71beb277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e398fa4d60128ac8295ad04d440bc6cf2ef907885760e70410430d2a71beb277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e398fa4d60128ac8295ad04d440bc6cf2ef907885760e70410430d2a71beb277", kill_on_drop: false }`
[INFO] [stdout] e398fa4d60128ac8295ad04d440bc6cf2ef907885760e70410430d2a71beb277
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d399e51cffd2f048a4575fe42357657f792eed2f76b12209a0fe5df0ff52c3eb
[INFO] running `Command { std: "docker" "start" "-a" "d399e51cffd2f048a4575fe42357657f792eed2f76b12209a0fe5df0ff52c3eb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling cached_proc_macro_types v0.1.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling argh_shared v0.1.5
[INFO] [stderr]     Checking futures-micro v0.3.1
[INFO] [stderr]    Compiling reed-solomon-erasure v4.0.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking random v0.12.2
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking siphasher v0.3.6
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking arraymap v0.1.1
[INFO] [stderr]     Checking arc-swap v1.3.2
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking pnet_base v0.27.2
[INFO] [stderr]     Checking nonzero_ext v0.2.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling geph4-vpn-helper v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking defmac v0.2.1
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.75/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,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=96d67bcddd2ebdb8 -C extra-filename=-96d67bcddd2ebdb8 --out-dir /opt/rustwide/target/debug/build/syn-96d67bcddd2ebdb8 -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (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" "d399e51cffd2f048a4575fe42357657f792eed2f76b12209a0fe5df0ff52c3eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d399e51cffd2f048a4575fe42357657f792eed2f76b12209a0fe5df0ff52c3eb", kill_on_drop: false }`
[INFO] [stdout] d399e51cffd2f048a4575fe42357657f792eed2f76b12209a0fe5df0ff52c3eb