[INFO] fetching crate telegram-client 0.6.2...
[INFO] testing telegram-client-0.6.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate telegram-client 0.6.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate telegram-client 0.6.2 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 telegram-client 0.6.2
[INFO] finished tweaking crates.io crate telegram-client 0.6.2
[INFO] tweaked toml for crates.io crate telegram-client 0.6.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate telegram-client 0.6.2 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde-aux v0.6.1
[INFO] [stderr]   Downloaded hostname v0.1.5
[INFO] [stderr]   Downloaded winutil v0.1.1
[INFO] [stderr]   Downloaded num-integer v0.1.43
[INFO] [stderr]   Downloaded syn v1.0.41
[INFO] [stderr]   Downloaded libc v0.2.77
[INFO] [stderr]   Downloaded num-traits v0.2.12
[INFO] [stderr]   Downloaded regex v1.3.9
[INFO] [stderr]   Downloaded proc-macro2 v1.0.21
[INFO] [stderr]   Downloaded aho-corasick v0.7.13
[INFO] [stderr]   Downloaded regex-syntax v0.6.18
[INFO] [stderr]   Downloaded hermit-abi v0.1.15
[INFO] [stderr]   Downloaded colored v1.9.3
[INFO] [stderr]   Downloaded quote v1.0.7
[INFO] [stderr]   Downloaded itoa v0.4.6
[INFO] [stderr]   Downloaded serde_json v1.0.57
[INFO] [stderr]   Downloaded serde_derive v1.0.116
[INFO] [stderr]   Downloaded chrono v0.4.15
[INFO] [stderr]   Downloaded serde v1.0.116
[INFO] [stderr]   Downloaded rtdlib-sys v0.1.0
[INFO] [stderr]   Downloaded simple_logger v1.9.0
[INFO] [stderr]   Downloaded toml v0.5.6
[INFO] [stderr]   Downloaded toolkit v0.1.1
[INFO] [stderr]   Downloaded rtdlib v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 7cae865acd6a974bd8ff44891809193ca7b7cbf7bfc0462dba68adfa6cb22b13
[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" "7cae865acd6a974bd8ff44891809193ca7b7cbf7bfc0462dba68adfa6cb22b13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cae865acd6a974bd8ff44891809193ca7b7cbf7bfc0462dba68adfa6cb22b13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cae865acd6a974bd8ff44891809193ca7b7cbf7bfc0462dba68adfa6cb22b13", kill_on_drop: false }`
[INFO] [stdout] 7cae865acd6a974bd8ff44891809193ca7b7cbf7bfc0462dba68adfa6cb22b13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dac2f725d2f57ce90ef5aa2b7f1e12895390724517a2bd81c83d39d4e1dca294
[INFO] running `Command { std: "docker" "start" "-a" "dac2f725d2f57ce90ef5aa2b7f1e12895390724517a2bd81c83d39d4e1dca294", kill_on_drop: false }`
[INFO] [stderr]    Compiling telegram-client v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling rtdlib-sys v0.1.0
[INFO] [stderr]    Compiling serde-aux v0.6.1
[INFO] [stderr]    Compiling rtdlib v0.6.3
[INFO] [stderr] error: could not compile `rtdlib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rtdlib --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rtdlib-0.6.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="rtdlib-sys"' --cfg 'feature="sys"' -C metadata=98a121d40002c77b -C extra-filename=-98a121d40002c77b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-218da649ae6df1b4.rmeta --extern rtdlib_sys=/opt/rustwide/target/debug/deps/librtdlib_sys-b2059bb978404327.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-24c2f5257f3c4a2a.rmeta --extern serde_aux=/opt/rustwide/target/debug/deps/libserde_aux-7c7f1d6328a4ca05.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-d36c62ec01eb01c7.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-388b4c81febc55cd.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "dac2f725d2f57ce90ef5aa2b7f1e12895390724517a2bd81c83d39d4e1dca294", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dac2f725d2f57ce90ef5aa2b7f1e12895390724517a2bd81c83d39d4e1dca294", kill_on_drop: false }`
[INFO] [stdout] dac2f725d2f57ce90ef5aa2b7f1e12895390724517a2bd81c83d39d4e1dca294