[INFO] crate spotnix 0.1.3 is already in cache
[INFO] checking spotnix-0.1.3 against try#f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f for pr-69560
[INFO] extracting crate spotnix 0.1.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate spotnix 0.1.3 on toolchain f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate spotnix 0.1.3
[INFO] finished tweaking crates.io crate spotnix 0.1.3
[INFO] tweaked toml for crates.io crate spotnix 0.1.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate spotnix 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6b078e8e7ce1eba23c74528a49d1847d75693197436a40a90e50d8ec3b45e58f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "6b078e8e7ce1eba23c74528a49d1847d75693197436a40a90e50d8ec3b45e58f"`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking webbrowser v0.5.2
[INFO] [stderr]     Checking random v0.12.2
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking backtrace-sys v0.1.31
[INFO] [stderr]     Checking openssl-sys v0.9.51
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking flate2 v1.0.12
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking backtrace v0.3.38
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking env_logger v0.7.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rayon-core v1.6.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking openssl v0.10.25
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking publicsuffix v1.5.3
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]     Checking tokio v0.1.22
[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-1.0.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -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"' -C metadata=9df47110b14dcfeb -C extra-filename=-9df47110b14dcfeb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-2194eb1b50e0785f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-eb2de3f393ed0289.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-998773382db70e1d.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `http`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name http /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/http-0.1.18/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C debuginfo=2 -C metadata=21e920c103551c41 -C extra-filename=-21e920c103551c41 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-c44390c31f9b3073.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-29416625aca63fa1.rmeta --extern itoa=/opt/rustwide/target/debug/deps/libitoa-892974dba01a166d.rmeta --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 `"docker" "inspect" "6b078e8e7ce1eba23c74528a49d1847d75693197436a40a90e50d8ec3b45e58f"`
[INFO] running `"docker" "rm" "-f" "6b078e8e7ce1eba23c74528a49d1847d75693197436a40a90e50d8ec3b45e58f"`
[INFO] [stdout] 6b078e8e7ce1eba23c74528a49d1847d75693197436a40a90e50d8ec3b45e58f