[INFO] cloning repository https://github.com/ascii-dresden/ascii-prepaid-system
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ascii-dresden/ascii-prepaid-system" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fascii-dresden%2Fascii-prepaid-system", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fascii-dresden%2Fascii-prepaid-system'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e75770b55a24674633bf492676f4c1bb83f04913
[INFO] checking ascii-dresden/ascii-prepaid-system against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fascii-dresden%2Fascii-prepaid-system" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ascii-dresden/ascii-prepaid-system on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ascii-dresden/ascii-prepaid-system
[INFO] finished tweaking git repo https://github.com/ascii-dresden/ascii-prepaid-system
[INFO] tweaked toml for git repo https://github.com/ascii-dresden/ascii-prepaid-system written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ascii-dresden/ascii-prepaid-system already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44ee55633def498e3381975b7791a283fc0aa562274736e3c7dbe0dbf2aa655e
[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" "44ee55633def498e3381975b7791a283fc0aa562274736e3c7dbe0dbf2aa655e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44ee55633def498e3381975b7791a283fc0aa562274736e3c7dbe0dbf2aa655e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44ee55633def498e3381975b7791a283fc0aa562274736e3c7dbe0dbf2aa655e", kill_on_drop: false }`
[INFO] [stdout] 44ee55633def498e3381975b7791a283fc0aa562274736e3c7dbe0dbf2aa655e
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51a220921b2959412a304c27cbdc84b265ce40537f7dc4c24ecb9cc750288c17
[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" "51a220921b2959412a304c27cbdc84b265ce40537f7dc4c24ecb9cc750288c17", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking arc-swap v0.4.4
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking copyless v0.1.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking untrusted v0.7.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling bindgen v0.48.1
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking ascii_utils v0.9.3
[INFO] [stderr]    Compiling v_htmlescape v0.4.5
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling pq-sys v0.4.6
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking sublime_fuzzy v0.6.0
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling email v0.0.20
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]     Checking bytestring v0.1.4
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling pest v2.1.2
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking fast_chemail v0.9.6
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]     Checking twoway v0.2.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling sass-sys v0.4.17
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling pest_meta v2.1.2
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.3
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking block-modes v0.3.3
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking r2d2 v0.8.8
[INFO] [stderr] error: could not compile `cc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.50/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="jobserver"' --cfg 'feature="parallel"' -C metadata=e5aa0f94109af08e -C extra-filename=-e5aa0f94109af08e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern jobserver=/opt/rustwide/target/debug/deps/libjobserver-7345e2a650166f6e.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" "51a220921b2959412a304c27cbdc84b265ce40537f7dc4c24ecb9cc750288c17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51a220921b2959412a304c27cbdc84b265ce40537f7dc4c24ecb9cc750288c17", kill_on_drop: false }`
[INFO] [stdout] 51a220921b2959412a304c27cbdc84b265ce40537f7dc4c24ecb9cc750288c17