[INFO] fetching crate ecoz2 0.4.4...
[INFO] documenting ecoz2-0.4.4 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate ecoz2 0.4.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ecoz2 0.4.4 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ecoz2 0.4.4
[INFO] finished tweaking crates.io crate ecoz2 0.4.4
[INFO] tweaked toml for crates.io crate ecoz2 0.4.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate ecoz2 0.4.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--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-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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbb36300402d3989b980df00a5b3c775082deb759d37e51e0fe1d2641644c49f
[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" "cbb36300402d3989b980df00a5b3c775082deb759d37e51e0fe1d2641644c49f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbb36300402d3989b980df00a5b3c775082deb759d37e51e0fe1d2641644c49f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbb36300402d3989b980df00a5b3c775082deb759d37e51e0fe1d2641644c49f", kill_on_drop: false }`
[INFO] [stdout] cbb36300402d3989b980df00a5b3c775082deb759d37e51e0fe1d2641644c49f
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9ec1c3990c5df445a645589b9c7f473283532193be60fc9d46b38b2b70dbc65
[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" "d9ec1c3990c5df445a645589b9c7f473283532193be60fc9d46b38b2b70dbc65", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.21
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking pin-project-lite v0.1.5
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking half v1.5.0
[INFO] [stderr]     Checking paw-raw v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking assert_approx_eq v1.1.0
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]    Compiling openssl-sys v0.9.56
[INFO] [stderr]    Compiling openmp-sys v0.1.7
[INFO] [stderr]    Compiling ecoz2 v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro-error v0.2.4
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr] warning: ecoz2/src/ecoz2/ecoz2.c: In function 'get_seed':
[INFO] [stderr] warning: ecoz2/src/ecoz2/ecoz2.c:21:31: warning: implicit declaration of function 'time'; did you mean 'utimes'? [-Wimplicit-function-declaration]
[INFO] [stderr] warning:    21 |             return (unsigned) time(0);
[INFO] [stderr] warning:       |                               ^~~~
[INFO] [stderr] warning:       |                               utimes
[INFO] [stderr] warning: In file included from ecoz2/src/utl/utl.c:4:
[INFO] [stderr] warning: ecoz2/src/utl/utl.c: In function 'increment_stack_size':
[INFO] [stderr] warning: ecoz2/src/include/utl.h:12:18: warning: format '%Lu' expects argument of type 'long long unsigned int', but argument 3 has type 'rlim_t' {aka 'const long unsigned int'} [-Wformat=]
[INFO] [stderr] warning:    12 | #define RED(s)   "\x1b[31m" s "\x1b[0m"
[INFO] [stderr] warning:       |                  ^~~~~~~~~~
[INFO] [stderr] warning: ecoz2/src/utl/utl.c:70:25: note: in expansion of macro 'RED'
[INFO] [stderr] warning:    70 |                         RED("WARN: call to increment stack size to %LuMb returned %d\n"),
[INFO] [stderr] warning:       |                         ^~~
[INFO] [stderr] warning: ecoz2/src/utl/utl.c:70:70: note: format string is defined here
[INFO] [stderr] warning:    70 |                         RED("WARN: call to increment stack size to %LuMb returned %d\n"),
[INFO] [stderr] warning:       |                                                                    ~~^
[INFO] [stderr] warning:       |                                                                      |
[INFO] [stderr] warning:       |                                                                      long long unsigned int
[INFO] [stderr] warning:       |                                                                    %lu
[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-1.0.21/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -Cembed-bitcode=no -C debuginfo=2 -C debug-assertions=on --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --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=4155046c017a81f1 -C extra-filename=-4155046c017a81f1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-bf340fe1eff13d8e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-23cadfb5f1b43500.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-b72fb1d7966235d6.rmeta --cap-lints allow --cfg syn_disable_nightly_tests` (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" "d9ec1c3990c5df445a645589b9c7f473283532193be60fc9d46b38b2b70dbc65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9ec1c3990c5df445a645589b9c7f473283532193be60fc9d46b38b2b70dbc65", kill_on_drop: false }`
[INFO] [stdout] d9ec1c3990c5df445a645589b9c7f473283532193be60fc9d46b38b2b70dbc65