[INFO] cloning repository https://github.com/aurora-rs/stellar-base-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aurora-rs/stellar-base-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faurora-rs%2Fstellar-base-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faurora-rs%2Fstellar-base-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e589be88dc6c7ec2bdb5837c67d85835eae7e07a
[INFO] checking aurora-rs/stellar-base-rs against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faurora-rs%2Fstellar-base-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aurora-rs/stellar-base-rs on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aurora-rs/stellar-base-rs
[INFO] finished tweaking git repo https://github.com/aurora-rs/stellar-base-rs
[INFO] tweaked toml for git repo https://github.com/aurora-rs/stellar-base-rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/aurora-rs/stellar-base-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 940b29dfaefe83e1a55a8cf1dca03cb75c549ea94dc2e0fa14a2c755f22eccc2
[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" "940b29dfaefe83e1a55a8cf1dca03cb75c549ea94dc2e0fa14a2c755f22eccc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "940b29dfaefe83e1a55a8cf1dca03cb75c549ea94dc2e0fa14a2c755f22eccc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "940b29dfaefe83e1a55a8cf1dca03cb75c549ea94dc2e0fa14a2c755f22eccc2", kill_on_drop: false }`
[INFO] [stdout] 940b29dfaefe83e1a55a8cf1dca03cb75c549ea94dc2e0fa14a2c755f22eccc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--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] 35473a4e665ade44b9dfc01ba6290e72ce35a87a5ded9db04960984b0a4c4d17
[INFO] running `Command { std: "docker" "start" "-a" "35473a4e665ade44b9dfc01ba6290e72ce35a87a5ded9db04960984b0a4c4d17", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling adler32 v1.1.0
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking base32 v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking xdr-rs-serialize v0.2.4
[INFO] [stderr]    Compiling xdr-rs-serialize-derive v0.2.3
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]    Compiling filetime v0.2.10
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]    Compiling tar v0.4.29
[INFO] [stderr]    Compiling libsodium-sys v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking rust_decimal v1.7.0
[INFO] [stderr]     Checking sodiumoxide v0.2.5
[INFO] [stderr]     Checking stellar-base v0.5.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 03s
[INFO] running `Command { std: "docker" "inspect" "35473a4e665ade44b9dfc01ba6290e72ce35a87a5ded9db04960984b0a4c4d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35473a4e665ade44b9dfc01ba6290e72ce35a87a5ded9db04960984b0a4c4d17", kill_on_drop: false }`
[INFO] [stdout] 35473a4e665ade44b9dfc01ba6290e72ce35a87a5ded9db04960984b0a4c4d17