[INFO] fetching crate loopable 0.1.0... [INFO] testing loopable-0.1.0 against 1.55.0 for beta-1.56-2 [INFO] extracting crate loopable 0.1.0 into /workspace/builds/worker-80/source [INFO] validating manifest of crates.io crate loopable 0.1.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate loopable 0.1.0 [INFO] finished tweaking crates.io crate loopable 0.1.0 [INFO] tweaked toml for crates.io crate loopable 0.1.0 written to /workspace/builds/worker-80/source/Cargo.toml [INFO] crate crates.io crate loopable 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f53def0e89fe051fb0dce9d0a865d2f053de6e6ad2f85c67bd37330f681fa3cf [INFO] running `Command { std: "docker" "start" "-a" "f53def0e89fe051fb0dce9d0a865d2f053de6e6ad2f85c67bd37330f681fa3cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f53def0e89fe051fb0dce9d0a865d2f053de6e6ad2f85c67bd37330f681fa3cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f53def0e89fe051fb0dce9d0a865d2f053de6e6ad2f85c67bd37330f681fa3cf", kill_on_drop: false }` [INFO] [stdout] f53def0e89fe051fb0dce9d0a865d2f053de6e6ad2f85c67bd37330f681fa3cf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ba3f6baa3e6747dc4f79feeb9f6595d0514427dece70054f770695722c479540 [INFO] running `Command { std: "docker" "start" "-a" "ba3f6baa3e6747dc4f79feeb9f6595d0514427dece70054f770695722c479540", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling loopable v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/gen_range.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn new(start: T, stop: T, step: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_c` [INFO] [stdout] --> src/main.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 42 | fn print_c>(v:I) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.88s [INFO] running `Command { std: "docker" "inspect" "ba3f6baa3e6747dc4f79feeb9f6595d0514427dece70054f770695722c479540", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba3f6baa3e6747dc4f79feeb9f6595d0514427dece70054f770695722c479540", kill_on_drop: false }` [INFO] [stdout] ba3f6baa3e6747dc4f79feeb9f6595d0514427dece70054f770695722c479540 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e00e4cd18a0cea0ab613117242a375bdcd856e51a74dcdf8828002c2331cdd8f [INFO] running `Command { std: "docker" "start" "-a" "e00e4cd18a0cea0ab613117242a375bdcd856e51a74dcdf8828002c2331cdd8f", kill_on_drop: false }` [INFO] [stderr] Compiling loopable v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/gen_range.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn new(start: T, stop: T, step: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_c` [INFO] [stdout] --> src/main.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 42 | fn print_c>(v:I) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/combi.rs:95:42 [INFO] [stdout] | [INFO] [stdout] 95 | let v : Vec<&str> = s.split(" ").intersperse(",").collect(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.31s [INFO] running `Command { std: "docker" "inspect" "e00e4cd18a0cea0ab613117242a375bdcd856e51a74dcdf8828002c2331cdd8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e00e4cd18a0cea0ab613117242a375bdcd856e51a74dcdf8828002c2331cdd8f", kill_on_drop: false }` [INFO] [stdout] e00e4cd18a0cea0ab613117242a375bdcd856e51a74dcdf8828002c2331cdd8f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] aa2e4456bc50df7af8eaea9b1fed7e3aef5f1192dc919faf7c744e15f04c4eb7 [INFO] running `Command { std: "docker" "start" "-a" "aa2e4456bc50df7af8eaea9b1fed7e3aef5f1192dc919faf7c744e15f04c4eb7", kill_on_drop: false }` [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/gen_range.rs:23:12 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn new(start: T, stop: T, step: T) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `loopable` (lib) generated 1 warning [INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future [INFO] [stderr] --> src/combi.rs:95:42 [INFO] [stderr] | [INFO] [stderr] 95 | let v : Vec<&str> = s.split(" ").intersperse(",").collect(); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stderr] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_c` [INFO] [stderr] --> src/main.rs:42:4 [INFO] [stderr] | [INFO] [stderr] 42 | fn print_c>(v:I) { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `loopable` (lib test) generated 1 warning [INFO] [stderr] warning: `loopable` (bin "d2_printout" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/d2_iterators-046861023d5e61fa) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test combi::combi_tests::it_works ... ok [INFO] [stdout] test combi::combi_tests::skip_iter_2 ... ok [INFO] [stdout] test combi::combi_tests::skip_iter_test ... ok [INFO] [stdout] test combi::combi_tests::test_interleave ... ok [INFO] [stdout] test combi::combi_tests::test_intersperse ... ok [INFO] [stdout] test combi::combi_tests::test_step_by ... ok [INFO] [stdout] test gen_range::tests::filter ... ok [INFO] [stdout] test gen_range::tests::it_works ... ok [INFO] [stdout] test gen_range::tests::iter_test ... ok [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test tests::iter_test ... ok [INFO] [stdout] test tests::tup_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/d2_printout-56443dc4be18a708) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test gen_range::tests::filter ... ok [INFO] [stdout] test gen_range::tests::it_works ... ok [INFO] [stdout] test gen_range::tests::iter_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests d2_iterators [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" "aa2e4456bc50df7af8eaea9b1fed7e3aef5f1192dc919faf7c744e15f04c4eb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa2e4456bc50df7af8eaea9b1fed7e3aef5f1192dc919faf7c744e15f04c4eb7", kill_on_drop: false }` [INFO] [stdout] aa2e4456bc50df7af8eaea9b1fed7e3aef5f1192dc919faf7c744e15f04c4eb7