[INFO] updating cached repository https://github.com/loveisasea/danceparty-rust [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] 79aa32fa3a7b6f89089b369828dd0027aed415b5 [INFO] testing loveisasea/danceparty-rust against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floveisasea%2Fdanceparty-rust" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/loveisasea/danceparty-rust on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/loveisasea/danceparty-rust [INFO] finished tweaking git repo https://github.com/loveisasea/danceparty-rust [INFO] tweaked toml for git repo https://github.com/loveisasea/danceparty-rust written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/loveisasea/danceparty-rust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stdout] 4cc0f8b2cbf6414bc8da369b0a99c8d6c716a3d177785a810c2a1766a8109deb [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "4cc0f8b2cbf6414bc8da369b0a99c8d6c716a3d177785a810c2a1766a8109deb"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling syn v1.0.30 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling time v0.2.16 [INFO] [stderr] Compiling standback v0.2.9 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling time-macros-impl v0.1.1 [INFO] [stderr] Compiling time-macros v0.1.0 [INFO] [stderr] Compiling danceParty v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] error[E0432]: unresolved imports `rand::distributions::IndependentSample`, `rand::distributions::Range` [INFO] [stderr] --> src/main.rs:9:27 [INFO] [stderr] | [INFO] [stderr] 9 | use rand::distributions::{IndependentSample, Range}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ ^^^^^ no `Range` in `distributions` [INFO] [stderr] | | [INFO] [stderr] | no `IndependentSample` in `distributions` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | try!(write!(f, "", self.id,self.name)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:48:9 [INFO] [stderr] | [INFO] [stderr] 48 | try!(write!(f, "", self.id)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:138:9 [INFO] [stderr] | [INFO] [stderr] 138 | try!(write!(f, "", self.id)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:238:9 [INFO] [stderr] | [INFO] [stderr] 238 | try!(write!(f, "", self.leader_id, self.follower_id, self.dance_type_id)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/main.rs:76:12 [INFO] [stderr] | [INFO] [stderr] 76 | for i in (0..dances.len()){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/main.rs:86:13 [INFO] [stderr] | [INFO] [stderr] 86 | for i in (0..senders.len()){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/main.rs:376:11 [INFO] [stderr] | [INFO] [stderr] 376 | for i in (0..leader_cnt) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/main.rs:379:12 [INFO] [stderr] | [INFO] [stderr] 379 | for j in (0..leader.dance_confirmed.len()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'time::precise_time_ns': Use `OffsetDateTime::now() - OffsetDateTime::unix_epoch()` to get a `Duration` since a known epoch. [INFO] [stderr] --> src/main.rs:304:14 [INFO] [stderr] | [INFO] [stderr] 304 | let start = time::precise_time_ns(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'time::precise_time_ns': Use `OffsetDateTime::now() - OffsetDateTime::unix_epoch()` to get a `Duration` since a known epoch. [INFO] [stderr] --> src/main.rs:373:12 [INFO] [stderr] | [INFO] [stderr] 373 | let end = time::precise_time_ns(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error; 10 warnings emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0432`. [INFO] [stderr] error: could not compile `danceParty`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "4cc0f8b2cbf6414bc8da369b0a99c8d6c716a3d177785a810c2a1766a8109deb"` [INFO] running `"docker" "rm" "-f" "4cc0f8b2cbf6414bc8da369b0a99c8d6c716a3d177785a810c2a1766a8109deb"` [INFO] [stdout] 4cc0f8b2cbf6414bc8da369b0a99c8d6c716a3d177785a810c2a1766a8109deb