[INFO] updating cached repository https://github.com/flavius/playground [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] b05c504c9696591db10de3235818bd6bda6d13b2 [INFO] testing flavius/playground against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflavius%2Fplayground" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/flavius/playground on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/flavius/playground [INFO] finished tweaking git repo https://github.com/flavius/playground [INFO] tweaked toml for git repo https://github.com/flavius/playground written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/flavius/playground already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.44.0" "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] 5188ef48b57567c9b4d315c749426775925f824a102c59604994161e1fb03be0 [INFO] running `"docker" "start" "-a" "5188ef48b57567c9b4d315c749426775925f824a102c59604994161e1fb03be0"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling rust-ddd v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:55:36 [INFO] [stderr] | [INFO] [stderr] 55 | fn sort_specifications(specs: Vec<&PluginSpecification>) -> Vec<&PluginSpecification> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PluginSpecification` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:55:66 [INFO] [stderr] | [INFO] [stderr] 55 | fn sort_specifications(specs: Vec<&PluginSpecification>) -> Vec<&PluginSpecification> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PluginSpecification` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:222:21 [INFO] [stderr] | [INFO] [stderr] 222 | let deps : Vec<&PluginSpecification> = vec![ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PluginSpecification` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sorted_specs` [INFO] [stderr] --> src/main.rs:228:9 [INFO] [stderr] | [INFO] [stderr] 228 | let sorted_specs = sort_specifications(deps); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sorted_specs` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `deps` [INFO] [stderr] --> src/main.rs:105:12 [INFO] [stderr] | [INFO] [stderr] 105 | fn new(deps: Self::Specification) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_deps` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `deps` [INFO] [stderr] --> src/main.rs:125:12 [INFO] [stderr] | [INFO] [stderr] 125 | fn new(deps: Self::Specification) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_deps` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `deps` [INFO] [stderr] --> src/main.rs:155:12 [INFO] [stderr] | [INFO] [stderr] 155 | fn new(deps: Self::Specification) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_deps` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `deps` [INFO] [stderr] --> src/main.rs:190:12 [INFO] [stderr] | [INFO] [stderr] 190 | fn new(deps: Self::Specification) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_deps` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:60:9 [INFO] [stderr] | [INFO] [stderr] 60 | let mut sorted = vec![]; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method `addDependency` should have a snake case name [INFO] [stderr] --> src/main.rs:42:8 [INFO] [stderr] | [INFO] [stderr] 42 | fn addDependency(&mut self, what: usize, dependency: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `add_dependency` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `"docker" "inspect" "5188ef48b57567c9b4d315c749426775925f824a102c59604994161e1fb03be0"` [INFO] running `"docker" "rm" "-f" "5188ef48b57567c9b4d315c749426775925f824a102c59604994161e1fb03be0"` [INFO] [stdout] 5188ef48b57567c9b4d315c749426775925f824a102c59604994161e1fb03be0 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5ed651cdc18943fcd91d8796e2d3308989dd68980e7c7e4f8d7c6c0048c0ade5 [INFO] running `"docker" "start" "-a" "5ed651cdc18943fcd91d8796e2d3308989dd68980e7c7e4f8d7c6c0048c0ade5"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling rust-ddd v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:55:36 [INFO] [stderr] | [INFO] [stderr] 55 | fn sort_specifications(specs: Vec<&PluginSpecification>) -> Vec<&PluginSpecification> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PluginSpecification` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:55:66 [INFO] [stderr] | [INFO] [stderr] 55 | fn sort_specifications(specs: Vec<&PluginSpecification>) -> Vec<&PluginSpecification> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PluginSpecification` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:222:21 [INFO] [stderr] | [INFO] [stderr] 222 | let deps : Vec<&PluginSpecification> = vec![ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PluginSpecification` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sorted_specs` [INFO] [stderr] --> src/main.rs:228:9 [INFO] [stderr] | [INFO] [stderr] 228 | let sorted_specs = sort_specifications(deps); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sorted_specs` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `deps` [INFO] [stderr] --> src/main.rs:105:12 [INFO] [stderr] | [INFO] [stderr] 105 | fn new(deps: Self::Specification) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_deps` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `deps` [INFO] [stderr] --> src/main.rs:125:12 [INFO] [stderr] | [INFO] [stderr] 125 | fn new(deps: Self::Specification) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_deps` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `deps` [INFO] [stderr] --> src/main.rs:155:12 [INFO] [stderr] | [INFO] [stderr] 155 | fn new(deps: Self::Specification) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_deps` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `deps` [INFO] [stderr] --> src/main.rs:190:12 [INFO] [stderr] | [INFO] [stderr] 190 | fn new(deps: Self::Specification) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_deps` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:60:9 [INFO] [stderr] | [INFO] [stderr] 60 | let mut sorted = vec![]; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method `addDependency` should have a snake case name [INFO] [stderr] --> src/main.rs:42:8 [INFO] [stderr] | [INFO] [stderr] 42 | fn addDependency(&mut self, what: usize, dependency: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `add_dependency` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.65s [INFO] running `"docker" "inspect" "5ed651cdc18943fcd91d8796e2d3308989dd68980e7c7e4f8d7c6c0048c0ade5"` [INFO] running `"docker" "rm" "-f" "5ed651cdc18943fcd91d8796e2d3308989dd68980e7c7e4f8d7c6c0048c0ade5"` [INFO] [stdout] 5ed651cdc18943fcd91d8796e2d3308989dd68980e7c7e4f8d7c6c0048c0ade5 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.44.0" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9bc2433525fc1a7319309c597520abe3e7c3ca534cee31c6eb88615b161efa1b [INFO] running `"docker" "start" "-a" "9bc2433525fc1a7319309c597520abe3e7c3ca534cee31c6eb88615b161efa1b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:55:36 [INFO] [stderr] | [INFO] [stderr] 55 | fn sort_specifications(specs: Vec<&PluginSpecification>) -> Vec<&PluginSpecification> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PluginSpecification` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:55:66 [INFO] [stderr] | [INFO] [stderr] 55 | fn sort_specifications(specs: Vec<&PluginSpecification>) -> Vec<&PluginSpecification> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PluginSpecification` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:222:21 [INFO] [stderr] | [INFO] [stderr] 222 | let deps : Vec<&PluginSpecification> = vec![ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PluginSpecification` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sorted_specs` [INFO] [stderr] --> src/main.rs:228:9 [INFO] [stderr] | [INFO] [stderr] 228 | let sorted_specs = sort_specifications(deps); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sorted_specs` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `deps` [INFO] [stderr] --> src/main.rs:105:12 [INFO] [stderr] | [INFO] [stderr] 105 | fn new(deps: Self::Specification) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_deps` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `deps` [INFO] [stderr] --> src/main.rs:125:12 [INFO] [stderr] | [INFO] [stderr] 125 | fn new(deps: Self::Specification) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_deps` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `deps` [INFO] [stderr] --> src/main.rs:155:12 [INFO] [stderr] | [INFO] [stderr] 155 | fn new(deps: Self::Specification) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_deps` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `deps` [INFO] [stderr] --> src/main.rs:190:12 [INFO] [stderr] | [INFO] [stderr] 190 | fn new(deps: Self::Specification) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_deps` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:60:9 [INFO] [stderr] | [INFO] [stderr] 60 | let mut sorted = vec![]; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method `addDependency` should have a snake case name [INFO] [stderr] --> src/main.rs:42:8 [INFO] [stderr] | [INFO] [stderr] 42 | fn addDependency(&mut self, what: usize, dependency: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `add_dependency` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rust_ddd-9f89af429db11d6e [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "9bc2433525fc1a7319309c597520abe3e7c3ca534cee31c6eb88615b161efa1b"` [INFO] running `"docker" "rm" "-f" "9bc2433525fc1a7319309c597520abe3e7c3ca534cee31c6eb88615b161efa1b"` [INFO] [stdout] 9bc2433525fc1a7319309c597520abe3e7c3ca534cee31c6eb88615b161efa1b