[INFO] crate telegram-client 0.6.0 is already in cache
[INFO] checking telegram-client-0.6.0 against master#6d69caba110c0c2fb90180df1cbc8be5033b91d4 for pr-69530
[INFO] extracting crate telegram-client 0.6.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate telegram-client 0.6.0 on toolchain 6d69caba110c0c2fb90180df1cbc8be5033b91d4
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate telegram-client 0.6.0
[INFO] finished tweaking crates.io crate telegram-client 0.6.0
[INFO] tweaked toml for crates.io crate telegram-client 0.6.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate telegram-client 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ee3005491a36d6bcd06f0cd86809065ce0672fddd77f0f0a9423ca7c16133b4e
[INFO] running `"docker" "start" "-a" "ee3005491a36d6bcd06f0cd86809065ce0672fddd77f0f0a9423ca7c16133b4e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling telegram-client v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking toolkit v0.1.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking simple_logger v1.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]     Checking serde_json v1.0.50
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking rtdlib v0.6.0
[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-0.6.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C debuginfo=2 -C metadata=4b702d519f524386 -C extra-filename=-4b702d519f524386 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-3aef239aa61efdc3.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-7590f06b5fd03960.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-f7871d26cddabe78.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-835463bef1def3a2.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "ee3005491a36d6bcd06f0cd86809065ce0672fddd77f0f0a9423ca7c16133b4e"`
[INFO] running `"docker" "rm" "-f" "ee3005491a36d6bcd06f0cd86809065ce0672fddd77f0f0a9423ca7c16133b4e"`
[INFO] [stdout] ee3005491a36d6bcd06f0cd86809065ce0672fddd77f0f0a9423ca7c16133b4e