[INFO] cloning repository https://github.com/dcompiler/rust-iterators [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dcompiler/rust-iterators" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcompiler%2Frust-iterators", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcompiler%2Frust-iterators'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d141afce8894ae068f9027faddf014d3912f197f [INFO] testing dcompiler/rust-iterators against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcompiler%2Frust-iterators" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dcompiler/rust-iterators on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dcompiler/rust-iterators [INFO] finished tweaking git repo https://github.com/dcompiler/rust-iterators [INFO] tweaked toml for git repo https://github.com/dcompiler/rust-iterators written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/dcompiler/rust-iterators already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a4888b7282382cab6e0cee2167fc0a191c868d17b9a854bdca6531052b86d331 [INFO] running `Command { std: "docker" "start" "-a" "a4888b7282382cab6e0cee2167fc0a191c868d17b9a854bdca6531052b86d331", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4888b7282382cab6e0cee2167fc0a191c868d17b9a854bdca6531052b86d331", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4888b7282382cab6e0cee2167fc0a191c868d17b9a854bdca6531052b86d331", kill_on_drop: false }` [INFO] [stdout] a4888b7282382cab6e0cee2167fc0a191c868d17b9a854bdca6531052b86d331 [INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fde308b2604b2c73c1ff94732d95023b577e1fa7bc015b486d80b48182691c87 [INFO] running `Command { std: "docker" "start" "-a" "fde308b2604b2c73c1ff94732d95023b577e1fa7bc015b486d80b48182691c87", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust-iterators v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.12s [INFO] running `Command { std: "docker" "inspect" "fde308b2604b2c73c1ff94732d95023b577e1fa7bc015b486d80b48182691c87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fde308b2604b2c73c1ff94732d95023b577e1fa7bc015b486d80b48182691c87", kill_on_drop: false }` [INFO] [stdout] fde308b2604b2c73c1ff94732d95023b577e1fa7bc015b486d80b48182691c87 [INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4250233ee34d56b9f9768ad4d09d9ec63fc72e955657c75d99d52d0aa28cc533 [INFO] running `Command { std: "docker" "start" "-a" "4250233ee34d56b9f9768ad4d09d9ec63fc72e955657c75d99d52d0aa28cc533", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust-iterators v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/lib.rs:32:55 [INFO] [stdout] | [INFO] [stdout] 32 | let total = [(1,2),(2,3)].iter().fold(0,|acc,(k,v)| acc+v); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/lib.rs:41:84 [INFO] [stdout] | [INFO] [stdout] 41 | let inner2 : HashMap = hm.iter().fold(HashMap::new(), |mut acc, (&k,&v)| {acc.insert(v.0,v.1); acc}); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/lib.rs:47:55 [INFO] [stdout] | [INFO] [stdout] 47 | let prod : i32 = inner.iter().fold(1, |acc, (&k,&v)| acc*v); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/lib.rs:49:56 [INFO] [stdout] | [INFO] [stdout] 49 | let prod : i32 = inner2.iter().fold(1, |acc, (&k,&v)| acc*v); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `ppuc` [INFO] [stdout] --> src/lib.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | ppuc: i64, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `PPUC` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:8:19 [INFO] [stdout] | [INFO] [stdout] 8 | #[derive(Copy,Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `lease` [INFO] [stdout] --> src/lib.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | lease: i64, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `PPUC` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:8:19 [INFO] [stdout] | [INFO] [stdout] 8 | #[derive(Copy,Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `old_lease` [INFO] [stdout] --> src/lib.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | old_lease: i64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `PPUC` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:8:19 [INFO] [stdout] | [INFO] [stdout] 8 | #[derive(Copy,Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `ref_id` [INFO] [stdout] --> src/lib.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | ref_id: i64, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `PPUC` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:8:19 [INFO] [stdout] | [INFO] [stdout] 8 | #[derive(Copy,Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 33.05s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_iterators-0653a5c7cd22b10a) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_iterators-b709122095fd6470) [INFO] running `Command { std: "docker" "inspect" "4250233ee34d56b9f9768ad4d09d9ec63fc72e955657c75d99d52d0aa28cc533", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4250233ee34d56b9f9768ad4d09d9ec63fc72e955657c75d99d52d0aa28cc533", kill_on_drop: false }` [INFO] [stdout] 4250233ee34d56b9f9768ad4d09d9ec63fc72e955657c75d99d52d0aa28cc533 [INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f5e7065f7e9ff44b7af4791597042a2a2b20ca92a493247212975e75de28f0df [INFO] running `Command { std: "docker" "start" "-a" "f5e7065f7e9ff44b7af4791597042a2a2b20ca92a493247212975e75de28f0df", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> src/lib.rs:32:55 [INFO] [stderr] | [INFO] [stderr] 32 | let total = [(1,2),(2,3)].iter().fold(0,|acc,(k,v)| acc+v); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> src/lib.rs:41:84 [INFO] [stderr] | [INFO] [stderr] 41 | let inner2 : HashMap = hm.iter().fold(HashMap::new(), |mut acc, (&k,&v)| {acc.insert(v.0,v.1); acc}); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> src/lib.rs:47:55 [INFO] [stderr] | [INFO] [stderr] 47 | let prod : i32 = inner.iter().fold(1, |acc, (&k,&v)| acc*v); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> src/lib.rs:49:56 [INFO] [stderr] | [INFO] [stderr] 49 | let prod : i32 = inner2.iter().fold(1, |acc, (&k,&v)| acc*v); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `ppuc` [INFO] [stderr] --> src/lib.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | ppuc: i64, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `PPUC` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/lib.rs:8:19 [INFO] [stderr] | [INFO] [stderr] 8 | #[derive(Copy,Clone)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `lease` [INFO] [stderr] --> src/lib.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | lease: i64, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `PPUC` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/lib.rs:8:19 [INFO] [stderr] | [INFO] [stderr] 8 | #[derive(Copy,Clone)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `old_lease` [INFO] [stderr] --> src/lib.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 12 | old_lease: i64, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `PPUC` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/lib.rs:8:19 [INFO] [stderr] | [INFO] [stderr] 8 | #[derive(Copy,Clone)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `ref_id` [INFO] [stderr] --> src/lib.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | ref_id: i64, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `PPUC` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/lib.rs:8:19 [INFO] [stderr] | [INFO] [stderr] 8 | #[derive(Copy,Clone)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `rust-iterators` (lib test) generated 8 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_iterators-0653a5c7cd22b10a) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::hashmap_iters ... ok [INFO] [stdout] test tests::test_filter ... ok [INFO] [stdout] test tests::test_fold ... ok [INFO] [stdout] test tests::test_scan ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_iterators-b709122095fd6470) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stderr] Doc-tests rust-iterators [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f5e7065f7e9ff44b7af4791597042a2a2b20ca92a493247212975e75de28f0df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5e7065f7e9ff44b7af4791597042a2a2b20ca92a493247212975e75de28f0df", kill_on_drop: false }` [INFO] [stdout] f5e7065f7e9ff44b7af4791597042a2a2b20ca92a493247212975e75de28f0df