[INFO] updating cached repository https://github.com/Feelx234/rust_subgroup_discovery [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] 2bbc95d4822a8baeb23aeb17bbf0d22998e89c43 [INFO] testing Feelx234/rust_subgroup_discovery against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFeelx234%2Frust_subgroup_discovery" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Feelx234/rust_subgroup_discovery 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/Feelx234/rust_subgroup_discovery [INFO] finished tweaking git repo https://github.com/Feelx234/rust_subgroup_discovery [INFO] tweaked toml for git repo https://github.com/Feelx234/rust_subgroup_discovery written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/Feelx234/rust_subgroup_discovery 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] f7e89ddf420ac3d1d8d53d331e060710ef374c62a94246159bfa43b6b720c918 [INFO] running `"docker" "start" "-a" "f7e89ddf420ac3d1d8d53d331e060710ef374c62a94246159bfa43b6b720c918"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling flate2 v1.0.13 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling ordered-float v1.0.2 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling zip v0.5.3 [INFO] [stderr] Compiling ndarray v0.13.0 [INFO] [stderr] Compiling py_literal v0.2.1 [INFO] [stderr] Compiling ndarray-npy v0.5.0 [INFO] [stderr] Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: type `target_type` should have an upper camel case name [INFO] [stderr] --> src/main.rs:31:10 [INFO] [stderr] | [INFO] [stderr] 31 | type target_type = u16; [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `TargetType` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `d` [INFO] [stderr] --> src/main.rs:196:13 [INFO] [stderr] | [INFO] [stderr] 196 | for d in 1..task.depth { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_d` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `qf` [INFO] [stderr] --> src/main.rs:188:12 [INFO] [stderr] | [INFO] [stderr] 188 | fn Apriori(qf : & impl QualityFunction, [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_qf` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `result` [INFO] [stderr] --> src/main.rs:190:5 [INFO] [stderr] | [INFO] [stderr] 190 | result: &mut BTreeMap, Vec>) { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `Apriori` [INFO] [stderr] --> src/main.rs:188:4 [INFO] [stderr] | [INFO] [stderr] 188 | fn Apriori(qf : & impl QualityFunction, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `DFS` should have a snake case name [INFO] [stderr] --> src/main.rs:144:4 [INFO] [stderr] | [INFO] [stderr] 144 | fn DFS(prefix : &mut Vec , [INFO] [stderr] | ^^^ help: convert the identifier to snake case: `dfs` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `Apriori` should have a snake case name [INFO] [stderr] --> src/main.rs:188:4 [INFO] [stderr] | [INFO] [stderr] 188 | fn Apriori(qf : & impl QualityFunction, [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `apriori` [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.97s [INFO] running `"docker" "inspect" "f7e89ddf420ac3d1d8d53d331e060710ef374c62a94246159bfa43b6b720c918"` [INFO] running `"docker" "rm" "-f" "f7e89ddf420ac3d1d8d53d331e060710ef374c62a94246159bfa43b6b720c918"` [INFO] [stdout] f7e89ddf420ac3d1d8d53d331e060710ef374c62a94246159bfa43b6b720c918 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] c6e3ae3b76a73297dcd94e6736a8169c07763748ca487f6a360077b4704d3cfd [INFO] running `"docker" "start" "-a" "c6e3ae3b76a73297dcd94e6736a8169c07763748ca487f6a360077b4704d3cfd"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: type `target_type` should have an upper camel case name [INFO] [stderr] --> src/main.rs:31:10 [INFO] [stderr] | [INFO] [stderr] 31 | type target_type = u16; [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `TargetType` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `d` [INFO] [stderr] --> src/main.rs:196:13 [INFO] [stderr] | [INFO] [stderr] 196 | for d in 1..task.depth { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_d` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `qf` [INFO] [stderr] --> src/main.rs:188:12 [INFO] [stderr] | [INFO] [stderr] 188 | fn Apriori(qf : & impl QualityFunction, [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_qf` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `result` [INFO] [stderr] --> src/main.rs:190:5 [INFO] [stderr] | [INFO] [stderr] 190 | result: &mut BTreeMap, Vec>) { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `Apriori` [INFO] [stderr] --> src/main.rs:188:4 [INFO] [stderr] | [INFO] [stderr] 188 | fn Apriori(qf : & impl QualityFunction, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `DFS` should have a snake case name [INFO] [stderr] --> src/main.rs:144:4 [INFO] [stderr] | [INFO] [stderr] 144 | fn DFS(prefix : &mut Vec , [INFO] [stderr] | ^^^ help: convert the identifier to snake case: `dfs` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `Apriori` should have a snake case name [INFO] [stderr] --> src/main.rs:188:4 [INFO] [stderr] | [INFO] [stderr] 188 | fn Apriori(qf : & impl QualityFunction, [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `apriori` [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.07s [INFO] running `"docker" "inspect" "c6e3ae3b76a73297dcd94e6736a8169c07763748ca487f6a360077b4704d3cfd"` [INFO] running `"docker" "rm" "-f" "c6e3ae3b76a73297dcd94e6736a8169c07763748ca487f6a360077b4704d3cfd"` [INFO] [stdout] c6e3ae3b76a73297dcd94e6736a8169c07763748ca487f6a360077b4704d3cfd [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] 5204aedfa877d067b5c2156ddb12abe7647d2908a685c39f963e117786c9f441 [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" "5204aedfa877d067b5c2156ddb12abe7647d2908a685c39f963e117786c9f441"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: type `target_type` should have an upper camel case name [INFO] [stderr] --> src/main.rs:31:10 [INFO] [stderr] | [INFO] [stderr] 31 | type target_type = u16; [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `TargetType` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `d` [INFO] [stderr] --> src/main.rs:196:13 [INFO] [stderr] | [INFO] [stderr] 196 | for d in 1..task.depth { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_d` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `qf` [INFO] [stderr] --> src/main.rs:188:12 [INFO] [stderr] | [INFO] [stderr] 188 | fn Apriori(qf : & impl QualityFunction, [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_qf` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `result` [INFO] [stderr] --> src/main.rs:190:5 [INFO] [stderr] | [INFO] [stderr] 190 | result: &mut BTreeMap, Vec>) { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `Apriori` [INFO] [stderr] --> src/main.rs:188:4 [INFO] [stderr] | [INFO] [stderr] 188 | fn Apriori(qf : & impl QualityFunction, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `DFS` should have a snake case name [INFO] [stderr] --> src/main.rs:144:4 [INFO] [stderr] | [INFO] [stderr] 144 | fn DFS(prefix : &mut Vec , [INFO] [stderr] | ^^^ help: convert the identifier to snake case: `dfs` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `Apriori` should have a snake case name [INFO] [stderr] --> src/main.rs:188:4 [INFO] [stderr] | [INFO] [stderr] 188 | fn Apriori(qf : & impl QualityFunction, [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `apriori` [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.24s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/hello_cargo-8966ea1b31f4d3b2 [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" "5204aedfa877d067b5c2156ddb12abe7647d2908a685c39f963e117786c9f441"` [INFO] running `"docker" "rm" "-f" "5204aedfa877d067b5c2156ddb12abe7647d2908a685c39f963e117786c9f441"` [INFO] [stdout] 5204aedfa877d067b5c2156ddb12abe7647d2908a685c39f963e117786c9f441