[INFO] cloning repository https://github.com/RugdBab/335SadHab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RugdBab/335SadHab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRugdBab%2F335SadHab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRugdBab%2F335SadHab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6003c5d2aa1a77ee29a905521503797f5ded7688
[INFO] checking RugdBab/335SadHab against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRugdBab%2F335SadHab" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RugdBab/335SadHab on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/.cargo/config
[INFO] started tweaking git repo https://github.com/RugdBab/335SadHab
[INFO] finished tweaking git repo https://github.com/RugdBab/335SadHab
[INFO] tweaked toml for git repo https://github.com/RugdBab/335SadHab written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/RugdBab/335SadHab already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b252b316e94b7639ff25d91d78ac57e7ce0a5e66bd212e61df942ad90b24506f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b252b316e94b7639ff25d91d78ac57e7ce0a5e66bd212e61df942ad90b24506f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b252b316e94b7639ff25d91d78ac57e7ce0a5e66bd212e61df942ad90b24506f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b252b316e94b7639ff25d91d78ac57e7ce0a5e66bd212e61df942ad90b24506f", kill_on_drop: false }`
[INFO] [stdout] b252b316e94b7639ff25d91d78ac57e7ce0a5e66bd212e61df942ad90b24506f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--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] 783bdfd619f7218294776d3ef2443b2e2a31b107ba9caa0796eef61b076d2732
[INFO] running `Command { std: "docker" "start" "-a" "783bdfd619f7218294776d3ef2443b2e2a31b107ba9caa0796eef61b076d2732", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking dunce v1.0.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling uu_cksum v0.0.4 (/opt/rustwide/workdir/src/uu/cksum)
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]    Compiling data-encoding v2.1.2
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking plotters-backend v0.3.0
[INFO] [stderr]    Compiling coreutils v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking winapi-util v0.1.2
[INFO] [stderr]     Checking cc v1.0.61
[INFO] [stderr]     Checking unindent v0.1.7
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking term_grid v0.1.7
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking thread_local v1.1.0
[INFO] [stderr]    Compiling onig_sys v69.1.0
[INFO] [stderr]    Compiling cpp_synom v0.12.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking plotters-svg v0.3.0
[INFO] [stderr]    Compiling cpp_syn v0.12.0
[INFO] [stderr]     Checking generic-array v0.8.4
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking block-buffer v0.2.0
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling platform-info v0.1.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking nix v0.8.1
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking users v0.10.0
[INFO] [stderr]     Checking sha2 v0.6.0
[INFO] [stderr]     Checking sha3 v0.6.0
[INFO] [stderr]     Checking termsize v0.1.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking plotters v0.3.0
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling uu_factor v0.0.4 (/opt/rustwide/workdir/src/uu/factor)
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr] error: could not compile `cpp_syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cpp_syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpp_syn-0.12.0/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="cpp_synom"' --cfg 'feature="default"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="quote"' --cfg 'feature="unicode-xid"' --cfg 'feature="visit"' -C metadata=a0a2eb4088405819 -C extra-filename=-a0a2eb4088405819 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cpp_synom=/opt/rustwide/target/debug/deps/libcpp_synom-5c5f55838ac14a67.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-cb2ec44f923afdd7.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-fe76c57e8b3e614f.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 `Command { std: "docker" "inspect" "783bdfd619f7218294776d3ef2443b2e2a31b107ba9caa0796eef61b076d2732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "783bdfd619f7218294776d3ef2443b2e2a31b107ba9caa0796eef61b076d2732", kill_on_drop: false }`
[INFO] [stdout] 783bdfd619f7218294776d3ef2443b2e2a31b107ba9caa0796eef61b076d2732