[INFO] cloning repository https://github.com/spen1995/SpenFS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spen1995/SpenFS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspen1995%2FSpenFS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspen1995%2FSpenFS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 545538267bf75743bfea8bdeed6ee5611a3efc40
[INFO] testing spen1995/SpenFS against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspen1995%2FSpenFS" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
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[INFO] started tweaking git repo https://github.com/spen1995/SpenFS
[INFO] finished tweaking git repo https://github.com/spen1995/SpenFS
[INFO] tweaked toml for git repo https://github.com/spen1995/SpenFS written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/spen1995/SpenFS on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/spen1995/SpenFS 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39a2ed6aed7b08e9b4277bc14103ea1f70c2e6c5666c713b35f97bc49bbdb45c
[INFO] running `Command { std: "docker" "start" "-a" "39a2ed6aed7b08e9b4277bc14103ea1f70c2e6c5666c713b35f97bc49bbdb45c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39a2ed6aed7b08e9b4277bc14103ea1f70c2e6c5666c713b35f97bc49bbdb45c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39a2ed6aed7b08e9b4277bc14103ea1f70c2e6c5666c713b35f97bc49bbdb45c", kill_on_drop: false }`
[INFO] [stdout] 39a2ed6aed7b08e9b4277bc14103ea1f70c2e6c5666c713b35f97bc49bbdb45c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddf830912a8537d47a9535045c4d55c257da45efc7d44ea0d3bf9bc5d812d7bf
[INFO] running `Command { std: "docker" "start" "-a" "ddf830912a8537d47a9535045c4d55c257da45efc7d44ea0d3bf9bc5d812d7bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling zerocopy v0.8.37
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling rustix v0.37.28
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling waker-fn v1.2.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling cc v1.2.55
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling async-lock v2.8.0
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling zmij v1.0.18
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling reed-solomon-erasure v6.0.0
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling base64ct v1.8.3
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.11.0
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]    Compiling hmac v0.11.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling hkdf v0.11.0
[INFO] [stderr]    Compiling block-modes v0.8.1
[INFO] [stderr]    Compiling aes v0.7.5
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling blake3 v1.8.3
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling rmp v0.8.15
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling constant_time_eq v0.4.2
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling nix v0.22.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling nb-connect v1.2.0
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling universal-hash v0.5.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]    Compiling parking_lot v0.11.2 (/opt/rustwide/workdir/patches/parking_lot-compat)
[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/33835004928d3bf65db4d4712e1330766263b0bd/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=1111cc12263b07f1 -C extra-filename=-5456cae175a21b69 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-bc33634ba91eea12.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-ca0a370f885b1094.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-a0775ff901404d1b.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" "ddf830912a8537d47a9535045c4d55c257da45efc7d44ea0d3bf9bc5d812d7bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddf830912a8537d47a9535045c4d55c257da45efc7d44ea0d3bf9bc5d812d7bf", kill_on_drop: false }`
[INFO] [stdout] ddf830912a8537d47a9535045c4d55c257da45efc7d44ea0d3bf9bc5d812d7bf