[INFO] fetching crate hcloud 0.3.0...
[INFO] testing hcloud-0.3.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate hcloud 0.3.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate hcloud 0.3.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hcloud 0.3.0
[INFO] finished tweaking crates.io crate hcloud 0.3.0
[INFO] tweaked toml for crates.io crate hcloud 0.3.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate hcloud 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ea8c58a662e2bb5042f9a682af6ccf3b7d5cd739d20a54d31c8cac7a017f1f6
[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" "7ea8c58a662e2bb5042f9a682af6ccf3b7d5cd739d20a54d31c8cac7a017f1f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ea8c58a662e2bb5042f9a682af6ccf3b7d5cd739d20a54d31c8cac7a017f1f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ea8c58a662e2bb5042f9a682af6ccf3b7d5cd739d20a54d31c8cac7a017f1f6", kill_on_drop: false }`
[INFO] [stdout] 7ea8c58a662e2bb5042f9a682af6ccf3b7d5cd739d20a54d31c8cac7a017f1f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20211fadf8df6bd460034495462717db9c8674a253260606e604eb2b46eedcbd
[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" "20211fadf8df6bd460034495462717db9c8674a253260606e604eb2b46eedcbd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling hyper v0.13.9
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling reqwest v0.10.8
[INFO] [stderr]    Compiling hcloud v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `Command { std: "docker" "inspect" "20211fadf8df6bd460034495462717db9c8674a253260606e604eb2b46eedcbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20211fadf8df6bd460034495462717db9c8674a253260606e604eb2b46eedcbd", kill_on_drop: false }`
[INFO] [stdout] 20211fadf8df6bd460034495462717db9c8674a253260606e604eb2b46eedcbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dca60798e3786fd34dee709429eef7e82172fb7797fdccf59b1f01f8a9899b44
[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" "dca60798e3786fd34dee709429eef7e82172fb7797fdccf59b1f01f8a9899b44", kill_on_drop: false }`
[INFO] [stderr]    Compiling hcloud v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `hcloud`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name create_delete_servers --edition=2018 examples/create_delete_servers.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="default-tls"' -C metadata=31082335fb82f3c4 -C extra-filename=-31082335fb82f3c4 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern hcloud=/opt/rustwide/target/debug/deps/libhcloud-ab4f031b3dbf4d91.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-87652bba8776c647.rlib --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-904de7dd05aaf700.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-b87c66e89357a9f0.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-3071636bff35e40c.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-e0803d25b70a0173.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-4ffa0f1137c71a7c.rlib --extern url=/opt/rustwide/target/debug/deps/liburl-5e4f03319a95f715.rlib --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" "dca60798e3786fd34dee709429eef7e82172fb7797fdccf59b1f01f8a9899b44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dca60798e3786fd34dee709429eef7e82172fb7797fdccf59b1f01f8a9899b44", kill_on_drop: false }`
[INFO] [stdout] dca60798e3786fd34dee709429eef7e82172fb7797fdccf59b1f01f8a9899b44