[INFO] updating cached repository https://github.com/sytsereitsma/mdbook-plantuml
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6814b44cbddf856ef2120557a4ff3c1cf72f19f
[INFO] testing sytsereitsma/mdbook-plantuml against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsytsereitsma%2Fmdbook-plantuml" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sytsereitsma/mdbook-plantuml on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sytsereitsma/mdbook-plantuml
[INFO] finished tweaking git repo https://github.com/sytsereitsma/mdbook-plantuml
[INFO] tweaked toml for git repo https://github.com/sytsereitsma/mdbook-plantuml written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/sytsereitsma/mdbook-plantuml already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95a88bcd9b2beb442456e7e7b149cbb133e09d4057473f41918d89ce292d71a5
[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" "95a88bcd9b2beb442456e7e7b149cbb133e09d4057473f41918d89ce292d71a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95a88bcd9b2beb442456e7e7b149cbb133e09d4057473f41918d89ce292d71a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95a88bcd9b2beb442456e7e7b149cbb133e09d4057473f41918d89ce292d71a5", kill_on_drop: false }`
[INFO] [stdout] 95a88bcd9b2beb442456e7e7b149cbb133e09d4057473f41918d89ce292d71a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--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] 0548cea23b0ace16028e8acab94110deb4a2cec78f594eed61751258f27b0ffa
[INFO] running `Command { std: "docker" "start" "-a" "0548cea23b0ace16028e8acab94110deb4a2cec78f594eed61751258f27b0ffa", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling sequence_trie v0.3.6
[INFO] [stderr]    Compiling pulldown-cmark v0.6.1
[INFO] [stderr]    Compiling strum v0.15.0
[INFO] [stderr]    Compiling is-match v0.1.0
[INFO] [stderr]    Compiling open v1.2.2
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling unicase v2.5.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.29
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling miniz_oxide v0.3.2
[INFO] [stderr]    Compiling block-padding v0.1.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling tokio-executor v0.1.9
[INFO] [stderr]    Compiling pest_meta v2.1.1
[INFO] [stderr]    Compiling encoding_rs v0.8.20
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling filetime v0.2.5
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling deflate v0.8.2
[INFO] [stderr]    Compiling aho-corasick v0.7.7
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling inotify v0.6.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling tokio-timer v0.2.12
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling sha-1 v0.8.1
[INFO] [stderr]    Compiling flate2 v1.0.11
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling backtrace v0.3.32
[INFO] [stderr]    Compiling regex v1.3.3
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling tempfile v3.1.0
[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-0.1.21/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 -C metadata=70f56a25bbaa478b -C extra-filename=-70f56a25bbaa478b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-7033639b0a45c20b.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-37dc92b0673ee3ab.rmeta --extern itoa=/opt/rustwide/target/debug/deps/libitoa-d09b03244d96d381.rmeta --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" "0548cea23b0ace16028e8acab94110deb4a2cec78f594eed61751258f27b0ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0548cea23b0ace16028e8acab94110deb4a2cec78f594eed61751258f27b0ffa", kill_on_drop: false }`
[INFO] [stdout] 0548cea23b0ace16028e8acab94110deb4a2cec78f594eed61751258f27b0ffa