[INFO] fetching crate ftd 0.1.2...
[INFO] testing ftd-0.1.2 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate ftd 0.1.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ftd 0.1.2 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ftd 0.1.2
[INFO] finished tweaking crates.io crate ftd 0.1.2
[INFO] tweaked toml for crates.io crate ftd 0.1.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded copy_dir v0.1.2
[INFO] [stderr]   Downloaded serde-value v0.6.0
[INFO] [stderr]   Downloaded realm-lang v0.1.0
[INFO] [stderr]   Downloaded observer v0.2.5
[INFO] [stderr]   Downloaded r2d2-diesel v1.0.0
[INFO] [stderr]   Downloaded quick-js v0.4.1
[INFO] [stderr]   Downloaded sqlparser v0.5.1
[INFO] [stderr]   Downloaded css-color-parser v0.1.2
[INFO] [stderr]   Downloaded log4rs v0.11.0
[INFO] [stderr]   Downloaded libquickjs-sys v0.9.0
[INFO] [stderr]   Downloaded accept-language v2.0.0
[INFO] [stderr]   Downloaded observer_attribute v0.1.8
[INFO] [stderr]   Downloaded comrak v0.7.0
[INFO] [stderr]   Downloaded katex v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 24bbd856543357c107cb9324f3ff694be82dbdb39b3b4d920d5f3ed25a716f9f
[INFO] running `Command { std: "docker" "start" "-a" "24bbd856543357c107cb9324f3ff694be82dbdb39b3b4d920d5f3ed25a716f9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24bbd856543357c107cb9324f3ff694be82dbdb39b3b4d920d5f3ed25a716f9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24bbd856543357c107cb9324f3ff694be82dbdb39b3b4d920d5f3ed25a716f9f", kill_on_drop: false }`
[INFO] [stdout] 24bbd856543357c107cb9324f3ff694be82dbdb39b3b4d920d5f3ed25a716f9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1f55dc3e028d5da61b3fe7a7f871c791af4451bf923e8b432960628e233378c4
[INFO] running `Command { std: "docker" "start" "-a" "1f55dc3e028d5da61b3fe7a7f871c791af4451bf923e8b432960628e233378c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling cpufeatures v0.1.4
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling unchecked-index v0.2.2
[INFO] [stderr]    Compiling arc-swap v0.4.8
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling entities v1.0.1
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling typed-arena v1.7.0
[INFO] [stderr]    Compiling accept-language v2.0.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling onig_sys v69.6.0
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling css-color-parser v0.1.2
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling enum-iterator-derive v0.6.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]    Compiling copy_dir v0.1.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling libquickjs-sys v0.9.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling object v0.25.2
[INFO] [stderr]    Compiling twoway v0.2.2
[INFO] [stderr]    Compiling enum-iterator v0.6.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling sha2 v0.9.5
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.5
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling serde_test v1.0.126
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde-value v0.6.0
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling realm-lang v0.1.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.44/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --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"' -C metadata=cffdfd1dc9c7ebd7 -C extra-filename=-cffdfd1dc9c7ebd7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-50111b8f7188482d.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-4972d66cc4bf7970.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-a81338cd23b23cba.rmeta --cap-lints allow --cap-lints=forbid --cfg syn_can_match_trailing_dollar --cfg syn_can_use_thread_id --cfg syn_can_use_associated_constants --cfg syn_can_call_macro_by_path` (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" "1f55dc3e028d5da61b3fe7a7f871c791af4451bf923e8b432960628e233378c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f55dc3e028d5da61b3fe7a7f871c791af4451bf923e8b432960628e233378c4", kill_on_drop: false }`
[INFO] [stdout] 1f55dc3e028d5da61b3fe7a7f871c791af4451bf923e8b432960628e233378c4