[INFO] cloning repository https://github.com/r-o-b-o-t-o/selfportrait
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/r-o-b-o-t-o/selfportrait" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr-o-b-o-t-o%2Fselfportrait", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr-o-b-o-t-o%2Fselfportrait'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 67869bfee26cc3a959583f02b74df9c7d528a00d
[INFO] checking r-o-b-o-t-o/selfportrait against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr-o-b-o-t-o%2Fselfportrait" "/workspace/builds/worker-58/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-58/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/r-o-b-o-t-o/selfportrait on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/r-o-b-o-t-o/selfportrait
[INFO] finished tweaking git repo https://github.com/r-o-b-o-t-o/selfportrait
[INFO] tweaked toml for git repo https://github.com/r-o-b-o-t-o/selfportrait written to /workspace/builds/worker-58/source/Cargo.toml
[INFO] crate git repo https://github.com/r-o-b-o-t-o/selfportrait already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 887b2465a51edcb2e8d3d606d5019de93d960867cff278082a5a26f899bee1e5
[INFO] running `Command { std: "docker" "start" "-a" "887b2465a51edcb2e8d3d606d5019de93d960867cff278082a5a26f899bee1e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "887b2465a51edcb2e8d3d606d5019de93d960867cff278082a5a26f899bee1e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "887b2465a51edcb2e8d3d606d5019de93d960867cff278082a5a26f899bee1e5", kill_on_drop: false }`
[INFO] [stdout] 887b2465a51edcb2e8d3d606d5019de93d960867cff278082a5a26f899bee1e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc9f6116b133683115709bcc14fed696960f40ead525f5a6369678e200c64831
[INFO] running `Command { std: "docker" "start" "-a" "bc9f6116b133683115709bcc14fed696960f40ead525f5a6369678e200c64831", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling syn v1.0.21
[INFO] [stderr]    Compiling serde v1.0.107
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking smallvec v0.6.11
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking untrusted v0.7.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]    Compiling encoding_rs v0.8.20
[INFO] [stderr]     Checking copyless v0.1.4
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking mime v0.3.14
[INFO] [stderr]     Checking arc-swap v0.4.3
[INFO] [stderr]     Checking pin-project-lite v0.1.5
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling v_htmlescape v0.4.5
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling serenity v0.7.2 (https://github.com/r-o-b-o-t-o/serenity?branch=current#e6eadb70)
[INFO] [stderr]     Checking uwl v0.4.2
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling unicase v2.5.1
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling nom v5.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr] error: could not compile `serde`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.8.23/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=da25ccef748a2da1 -C extra-filename=-da25ccef748a2da1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (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" "bc9f6116b133683115709bcc14fed696960f40ead525f5a6369678e200c64831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc9f6116b133683115709bcc14fed696960f40ead525f5a6369678e200c64831", kill_on_drop: false }`
[INFO] [stdout] bc9f6116b133683115709bcc14fed696960f40ead525f5a6369678e200c64831
