[INFO] updating cached repository https://github.com/JKingdom/substrate-storage-example [INFO] running `"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"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 542065b4e2416358f2a9d2011e41e75e0a24002b [INFO] checking JKingdom/substrate-storage-example against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJKingdom%2Fsubstrate-storage-example" "/workspace/builds/worker-0/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JKingdom/substrate-storage-example on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/JKingdom/substrate-storage-example [INFO] finished tweaking git repo https://github.com/JKingdom/substrate-storage-example [INFO] tweaked toml for git repo https://github.com/JKingdom/substrate-storage-example written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/JKingdom/substrate-storage-example already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] 0250bc146b0b7f4a6c694e7f8c1da4fdf3979f7561226f7a67f3a7f24f225625 [INFO] running `"docker" "start" "-a" "0250bc146b0b7f4a6c694e7f8c1da4fdf3979f7561226f7a67f3a7f24f225625"` [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Compiling crunchy v0.2.1 [INFO] [stderr] Compiling crunchy v0.1.6 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling heapsize v0.4.2 [INFO] [stderr] Checking rustc-hex v2.0.1 [INFO] [stderr] Checking constant_time_eq v0.1.3 [INFO] [stderr] Checking untrusted v0.5.1 [INFO] [stderr] Checking memory_units v0.3.0 [INFO] [stderr] Checking base58 v0.1.0 [INFO] [stderr] Checking hash-db v0.9.0 (https://github.com/paritytech/trie#2616db2a) [INFO] [stderr] Checking environmental v1.0.0 [INFO] [stderr] Compiling arrayvec v0.4.8 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling hex-literal-impl v0.1.1 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking parity-wasm v0.31.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking uint v0.5.0 [INFO] [stderr] Checking hash256-std-hasher v0.9.0 (https://github.com/paritytech/trie#2616db2a) [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Checking blake2-rfc v0.2.18 [INFO] [stderr] Checking parity-codec v2.1.5 [INFO] [stderr] Checking hex-literal v0.1.1 [INFO] [stderr] Compiling sr-std v0.1.0 (https://github.com/paritytech/substrate#74fae42c) [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] error[E0606]: casting `f64` as `u64` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.5.5/src/distributions/poisson.rs:96:30 [INFO] [stderr] | [INFO] [stderr] 96 | int_result = result as u64; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `u64` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.5.5/src/distributions/binomial.rs:125:22 [INFO] [stderr] | [INFO] [stderr] 125 | self.n - lresult as u64 [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `u64` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.5.5/src/distributions/binomial.rs:127:13 [INFO] [stderr] | [INFO] [stderr] 127 | lresult as u64 [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `u64` is invalid [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.5.5/src/distributions/bernoulli.rs:63:13 [INFO] [stderr] | [INFO] [stderr] 63 | (p * MAX_P_INT) as u64 [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] error: aborting due to 4 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0606`. [INFO] [stderr] error: could not compile `rand`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "0250bc146b0b7f4a6c694e7f8c1da4fdf3979f7561226f7a67f3a7f24f225625"` [INFO] running `"docker" "rm" "-f" "0250bc146b0b7f4a6c694e7f8c1da4fdf3979f7561226f7a67f3a7f24f225625"` [INFO] [stdout] 0250bc146b0b7f4a6c694e7f8c1da4fdf3979f7561226f7a67f3a7f24f225625