[INFO] fetching crate quilt_graph 0.1.1... [INFO] testing quilt_graph-0.1.1 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate quilt_graph 0.1.1 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate quilt_graph 0.1.1 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 crates.io crate quilt_graph 0.1.1 [INFO] finished tweaking crates.io crate quilt_graph 0.1.1 [INFO] tweaked toml for crates.io crate quilt_graph 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 547e39e965cdd0ab9f4831a22cd3d26b7ac1d5f8eb6153a91dd99a04b63f78ce [INFO] running `Command { std: "docker" "start" "-a" "547e39e965cdd0ab9f4831a22cd3d26b7ac1d5f8eb6153a91dd99a04b63f78ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "547e39e965cdd0ab9f4831a22cd3d26b7ac1d5f8eb6153a91dd99a04b63f78ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "547e39e965cdd0ab9f4831a22cd3d26b7ac1d5f8eb6153a91dd99a04b63f78ce", kill_on_drop: false }` [INFO] [stdout] 547e39e965cdd0ab9f4831a22cd3d26b7ac1d5f8eb6153a91dd99a04b63f78ce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 20a01c8217448db47b18ad0de6b766a3adae735f0543796c22cbb71ec396e176 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "20a01c8217448db47b18ad0de6b766a3adae735f0543796c22cbb71ec396e176", kill_on_drop: false }` [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling quilt_graph v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.42s [INFO] running `Command { std: "docker" "inspect" "20a01c8217448db47b18ad0de6b766a3adae735f0543796c22cbb71ec396e176", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20a01c8217448db47b18ad0de6b766a3adae735f0543796c22cbb71ec396e176", kill_on_drop: false }` [INFO] [stdout] 20a01c8217448db47b18ad0de6b766a3adae735f0543796c22cbb71ec396e176 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 52af71ffaab39a1624e37dd5e2caaadde3546090ce3c5eea60701dd63ae4bf42 [INFO] running `Command { std: "docker" "start" "-a" "52af71ffaab39a1624e37dd5e2caaadde3546090ce3c5eea60701dd63ae4bf42", kill_on_drop: false }` [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling rusty-fork v0.2.2 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling proptest v0.8.7 [INFO] [stderr] Compiling quilt_graph v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/tarjan.rs:129:22 [INFO] [stdout] | [INFO] [stdout] 129 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 137 | tarjan_test!(triangle, "0-1, 1-2, 2-0", [[0, 1, 2]]); [INFO] [stdout] | ---------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `tarjan_test` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 129 | .iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 128 ~ let expected: Vec<_> = IntoIterator::into_iter($expected [INFO] [stdout] 129 ~ .into_iter()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/tarjan.rs:129:22 [INFO] [stdout] | [INFO] [stdout] 129 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 138 | / tarjan_test!( [INFO] [stdout] 139 | | two_triangles, [INFO] [stdout] 140 | | "0-1, 1-2, 2-0, 2-3, 3-4, 4-5, 5-3", [INFO] [stdout] 141 | | [[0, 1, 2], [3, 4, 5]] [INFO] [stdout] 142 | | ); [INFO] [stdout] | |_____- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `tarjan_test` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 129 | .iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 128 ~ let expected: Vec<_> = IntoIterator::into_iter($expected [INFO] [stdout] 129 ~ .into_iter()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/tarjan.rs:129:22 [INFO] [stdout] | [INFO] [stdout] 129 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 143 | tarjan_test!(diamond, "0-1, 0-2, 1-3, 2-3", [[0], [2], [1], [3]]); [INFO] [stdout] | ----------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `tarjan_test` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 129 | .iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 128 ~ let expected: Vec<_> = IntoIterator::into_iter($expected [INFO] [stdout] 129 ~ .into_iter()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 17.33s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/quilt_graph-84ce74992bf71262) [INFO] running `Command { std: "docker" "inspect" "52af71ffaab39a1624e37dd5e2caaadde3546090ce3c5eea60701dd63ae4bf42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52af71ffaab39a1624e37dd5e2caaadde3546090ce3c5eea60701dd63ae4bf42", kill_on_drop: false }` [INFO] [stdout] 52af71ffaab39a1624e37dd5e2caaadde3546090ce3c5eea60701dd63ae4bf42 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ccdb0fdc9430a56e994b317a05faf4a9ae9fa4522a856178be523c8dcf641b1a [INFO] running `Command { std: "docker" "start" "-a" "ccdb0fdc9430a56e994b317a05faf4a9ae9fa4522a856178be523c8dcf641b1a", kill_on_drop: false }` [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stderr] --> src/tarjan.rs:129:22 [INFO] [stderr] | [INFO] [stderr] 129 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 137 | tarjan_test!(triangle, "0-1, 1-2, 2-0", [[0, 1, 2]]); [INFO] [stderr] | ---------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: this warning originates in the macro `tarjan_test` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 129 | .iter() [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 128 ~ let expected: Vec<_> = IntoIterator::into_iter($expected [INFO] [stderr] 129 ~ .into_iter()) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stderr] --> src/tarjan.rs:129:22 [INFO] [stderr] | [INFO] [stderr] 129 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 138 | / tarjan_test!( [INFO] [stderr] 139 | | two_triangles, [INFO] [stderr] 140 | | "0-1, 1-2, 2-0, 2-3, 3-4, 4-5, 5-3", [INFO] [stderr] 141 | | [[0, 1, 2], [3, 4, 5]] [INFO] [stderr] 142 | | ); [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: this warning originates in the macro `tarjan_test` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 129 | .iter() [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 128 ~ let expected: Vec<_> = IntoIterator::into_iter($expected [INFO] [stderr] 129 ~ .into_iter()) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stderr] --> src/tarjan.rs:129:22 [INFO] [stderr] | [INFO] [stderr] 129 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 143 | tarjan_test!(diamond, "0-1, 0-2, 1-3, 2-3", [[0], [2], [1], [3]]); [INFO] [stderr] | ----------------------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: this warning originates in the macro `tarjan_test` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 129 | .iter() [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 128 ~ let expected: Vec<_> = IntoIterator::into_iter($expected [INFO] [stderr] 129 ~ .into_iter()) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `quilt_graph` (lib test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/quilt_graph-84ce74992bf71262) [INFO] [stdout] [INFO] [stdout] running 20 tests [INFO] [stdout] test dfs::tests::repeat_visit ... ok [INFO] [stdout] test tarjan::tests::diamond ... ok [INFO] [stdout] test tests::linear_order_cycle ... ok [INFO] [stdout] test tests::linear_order_diamond ... ok [INFO] [stdout] test tests::linear_order_tree ... ok [INFO] [stdout] test tests::top_sort_tree ... ok [INFO] [stdout] test tests::top_sort_cycle ... ok [INFO] [stdout] test dfs::tests::visit_order ... ok [INFO] [stdout] test tarjan::tests::triangle ... ok [INFO] [stdout] test tests::linear_order_chain ... ok [INFO] [stdout] test tests::linear_order_chain_with_extra ... ok [INFO] [stdout] test tests::top_sort_chain ... ok [INFO] [stdout] test tests::linear_order_chain_with_extra2 ... ok [INFO] [stdout] test tarjan::tests::two_triangles ... ok [INFO] [stdout] test tests::top_sort_proptest ... ok [INFO] [stdout] test tests::doubled_proptest ... ok [INFO] [stdout] test tarjan::tests::tarjan_dag_proptest ... ok [INFO] [stdout] test tests::weak_components_proptest ... ok [INFO] [stdout] test tarjan::tests::tarjan_scc_dag ... ok [INFO] [stdout] test tarjan::tests::tarjan_graph_proptest ... ok [INFO] [stderr] Doc-tests quilt_graph [INFO] [stdout] [INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s [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" "ccdb0fdc9430a56e994b317a05faf4a9ae9fa4522a856178be523c8dcf641b1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccdb0fdc9430a56e994b317a05faf4a9ae9fa4522a856178be523c8dcf641b1a", kill_on_drop: false }` [INFO] [stdout] ccdb0fdc9430a56e994b317a05faf4a9ae9fa4522a856178be523c8dcf641b1a