[INFO] updating cached repository https://github.com/duesee/rust_training_game_of_life [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] 812ea79f043df0aebc08341ba67927d4d396bd42 [INFO] testing duesee/rust_training_game_of_life against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduesee%2Frust_training_game_of_life" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/duesee/rust_training_game_of_life 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/duesee/rust_training_game_of_life [INFO] finished tweaking git repo https://github.com/duesee/rust_training_game_of_life [INFO] tweaked toml for git repo https://github.com/duesee/rust_training_game_of_life written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/duesee/rust_training_game_of_life 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-8/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 [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 49e7a7cd484d5f4d97bd198b5579a6ca0408d686aa4fa809517427b1c05b4972 [INFO] running `"docker" "start" "-a" "49e7a7cd484d5f4d97bd198b5579a6ca0408d686aa4fa809517427b1c05b4972"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling serde v1.0.111 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling rust_training_game_of_life v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0432]: unresolved import `rand::distributions::IndependentSample` [INFO] [stderr] --> src/lib.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use rand::distributions::IndependentSample; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `IndependentSample` in `distributions` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: could not find `Range` in `distributions` [INFO] [stderr] --> src/lib.rs:40:44 [INFO] [stderr] | [INFO] [stderr] 40 | let between = rand::distributions::Range::new(0, 100); [INFO] [stderr] | ^^^^^ could not find `Range` in `distributions` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:127:28 [INFO] [stderr] | [INFO] [stderr] 127 | 255 => try!(write!(f, "●")), // cell is alive [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/lib.rs:128:50 [INFO] [stderr] | [INFO] [stderr] 128 | 253...255 if self.fadeout => try!(write!(f, "◍")), // cell died <= 2 gens ago [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:129:50 [INFO] [stderr] | [INFO] [stderr] 129 | 249...253 if self.fadeout => try!(write!(f, "○")), // cell died <= 4 gens ago [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:130:50 [INFO] [stderr] | [INFO] [stderr] 130 | 241...249 if self.fadeout => try!(write!(f, "◌")), // cell died <= 8 gens ago [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:131:26 [INFO] [stderr] | [INFO] [stderr] 131 | _ => try!(write!(f, " ")), // cell died > 8 gens ago [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:135:13 [INFO] [stderr] | [INFO] [stderr] 135 | try!(writeln!(f, "")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lib.rs:128:24 [INFO] [stderr] | [INFO] [stderr] 128 | 253...255 if self.fadeout => try!(write!(f, "◍")), // cell died <= 2 gens ago [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lib.rs:129:24 [INFO] [stderr] | [INFO] [stderr] 129 | 249...253 if self.fadeout => try!(write!(f, "○")), // cell died <= 4 gens ago [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lib.rs:130:24 [INFO] [stderr] | [INFO] [stderr] 130 | 241...249 if self.fadeout => try!(write!(f, "◌")), // cell died <= 8 gens ago [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors; 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0432, E0433. [INFO] [stderr] For more information about an error, try `rustc --explain E0432`. [INFO] [stderr] error: could not compile `rust_training_game_of_life`. [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" "49e7a7cd484d5f4d97bd198b5579a6ca0408d686aa4fa809517427b1c05b4972"` [INFO] running `"docker" "rm" "-f" "49e7a7cd484d5f4d97bd198b5579a6ca0408d686aa4fa809517427b1c05b4972"` [INFO] [stdout] 49e7a7cd484d5f4d97bd198b5579a6ca0408d686aa4fa809517427b1c05b4972