[INFO] crate mrkl 0.0.4 is already in cache
[INFO] testing mrkl-0.0.4 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate mrkl 0.0.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate mrkl 0.0.4 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mrkl 0.0.4
[INFO] finished tweaking crates.io crate mrkl 0.0.4
[INFO] tweaked toml for crates.io crate mrkl 0.0.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 8b19bda8c6f71f84550a5b3e33567b68dc910ad20645647c0878f80c4225941c
[INFO] running `"docker" "start" "-a" "8b19bda8c6f71f84550a5b3e33567b68dc910ad20645647c0878f80c4225941c"`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling digest-hash v0.3.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling mrkl v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.78s
[INFO] running `"docker" "inspect" "8b19bda8c6f71f84550a5b3e33567b68dc910ad20645647c0878f80c4225941c"`
[INFO] running `"docker" "rm" "-f" "8b19bda8c6f71f84550a5b3e33567b68dc910ad20645647c0878f80c4225941c"`
[INFO] [stdout] 8b19bda8c6f71f84550a5b3e33567b68dc910ad20645647c0878f80c4225941c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 3169b4ba26a2828719c6c47c4b00baa3b7715b15e7e0d2272a4cafbf9a33db77
[INFO] running `"docker" "start" "-a" "3169b4ba26a2828719c6c47c4b00baa3b7715b15e7e0d2272a4cafbf9a33db77"`
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling mrkl v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.90s
[INFO] running `"docker" "inspect" "3169b4ba26a2828719c6c47c4b00baa3b7715b15e7e0d2272a4cafbf9a33db77"`
[INFO] running `"docker" "rm" "-f" "3169b4ba26a2828719c6c47c4b00baa3b7715b15e7e0d2272a4cafbf9a33db77"`
[INFO] [stdout] 3169b4ba26a2828719c6c47c4b00baa3b7715b15e7e0d2272a4cafbf9a33db77
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 536e6d6f033d852ea52fe7d9ebc6a97979dfb2f2abf28e7c67d66ddb3ad01cba
[INFO] running `"docker" "start" "-a" "536e6d6f033d852ea52fe7d9ebc6a97979dfb2f2abf28e7c67d66ddb3ad01cba"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mrkl-e2a465ff657d7737
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test digest::tests::hash_byte_input ... ok
[INFO] [stdout] test leaf::tests::owned_is_always_cloneable ... ok
[INFO] [stdout] test digest::tests::hash_endian_input ... ok
[INFO] [stdout] test leaf::tests::no_data_is_cloneable ... ok
[INFO] [stdout] test tree::builder::tests::builder_leaf_extract_with_closure ... ok
[INFO] [stdout] test tree::builder::tests::builder_over_nonstatic_slice ... ok
[INFO] [stdout] test tree::builder::tests::builder_leaf_extract_with_plain_fn ... ok
[INFO] [stdout] test leaf::tests::result_of_extract_with_is_cloneable ... ok
[INFO] [stdout] test tree::builder::tests::builder_no_data_fixed_size_array ... ok
[INFO] [stdout] test tree::builder::tests::builder_with_owned_leaves ... ok
[INFO] [stdout] test tree::builder::tests::complete_tree_from_empty ... ok
[INFO] [stdout] test tree::builder::tests::collect_children_for_arbitrary_arity_tree ... ok
[INFO] [stdout] test tree::builder::tests::cant_make_full_from_empty ... ok
[INFO] [stdout] test digest::tests::byte_digest_with_custom_node_hasher ... ok
[INFO] [stdout] test digest::tests::endian_digest_with_custom_node_hasher ... ok
[INFO] [stdout] test tree::builder::tests::complete_tree_is_subgraph_of_its_math_definition ... ok
[INFO] [stdout] test tree::builder::tests::complete_tree_with_no_leaf_data ... ok
[INFO] [stdout] test tree::builder::tests::two_leaves_make_a_tree ... ok
[INFO] [stdout] test tree::builder::tests::stack_trees ... ok
[INFO] [stdout] test tree::builder::tests::complete_tree_with_owned_leaf_data ... ok
[INFO] [stdout] test tree::builder::tests::full_tree_is_full ... ok
[INFO] [stdout] test tree::builder::tests::complete_tree_using_leaf_extract_closure ... ok
[INFO] [stdout] test tree::parallel::tests::cant_make_full_from_empty ... ok
[INFO] [stdout] test tree::builder::tests::complete_tree_using_leaf_extract_with ... ok
[INFO] [stdout] test tree::parallel::tests::complete_tree_from_empty ... ok
[INFO] [stdout] test tree::parallel::tests::complete_leaf ... ok
[INFO] [stdout] test tree::parallel::tests::collect_nodes_for_arbitrary_arity_tree ... ok
[INFO] [stdout] test tree::parallel::tests::full_tree_is_full ... ok
[INFO] [stdout] test tree::parallel::tests::complete_tree ... ok
[INFO] [stdout] test tree::parallel::tests::complete_tree_is_subgraph_of_its_math_definition ... ok
[INFO] [stdout] test tree::builder::tests::child_out_of_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_serialization-d070e386a6d1fbbd
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test serialize ... ok
[INFO] [stderr]    Doc-tests mrkl
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/tree/builder.rs - tree::builder::Builder<D, leaf::NoData<In>>::new (line 90) ... ok
[INFO] [stdout] test src/tree/builder.rs - tree::builder::Builder<D, L>::complete_tree_from (line 255) ... ok
[INFO] [stdout] test src/tree/builder.rs - tree::builder::Builder<D, L>::full_tree_from (line 358) ... ok
[INFO] [stdout] test src/tree/parallel.rs - tree::parallel (line 23) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "536e6d6f033d852ea52fe7d9ebc6a97979dfb2f2abf28e7c67d66ddb3ad01cba"`
[INFO] running `"docker" "rm" "-f" "536e6d6f033d852ea52fe7d9ebc6a97979dfb2f2abf28e7c67d66ddb3ad01cba"`
[INFO] [stdout] 536e6d6f033d852ea52fe7d9ebc6a97979dfb2f2abf28e7c67d66ddb3ad01cba