[INFO] crate merkle_tree 0.1.0 is already in cache
[INFO] testing merkle_tree-0.1.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate merkle_tree 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate merkle_tree 0.1.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate merkle_tree 0.1.0
[INFO] finished tweaking crates.io crate merkle_tree 0.1.0
[INFO] tweaked toml for crates.io crate merkle_tree 0.1.0 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 4a3ab7616f8f36fd68fa2f604389e94ec25c2514a1fe9a1cf6b0490c063e9e85
[INFO] running `"docker" "start" "-a" "4a3ab7616f8f36fd68fa2f604389e94ec25c2514a1fe9a1cf6b0490c063e9e85"`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling hex-slice v0.1.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling rmp v0.8.9
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling bincode v0.8.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling rmp-serde v0.13.7
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling rayon v0.7.1
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling merkle_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `"docker" "inspect" "4a3ab7616f8f36fd68fa2f604389e94ec25c2514a1fe9a1cf6b0490c063e9e85"`
[INFO] running `"docker" "rm" "-f" "4a3ab7616f8f36fd68fa2f604389e94ec25c2514a1fe9a1cf6b0490c063e9e85"`
[INFO] [stdout] 4a3ab7616f8f36fd68fa2f604389e94ec25c2514a1fe9a1cf6b0490c063e9e85
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 9af15f32d51b7e215c41036958be941e2a9c3f1ff5bd2affa217184e04c0f55e
[INFO] running `"docker" "start" "-a" "9af15f32d51b7e215c41036958be941e2a9c3f1ff5bd2affa217184e04c0f55e"`
[INFO] [stderr]    Compiling merkle_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `self::crypto::sha2::Sha256`
[INFO] [stderr]   --> tests/bench_append.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     use self::crypto::sha2::Sha256;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::crypto::digest::Digest`
[INFO] [stderr]   --> tests/bench_append.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     use self::crypto::digest::Digest;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> tests/bench_build_tree.rs:518:30
[INFO] [stderr]     |
[INFO] [stderr] 518 |             (0..n).fold((), |a, b| {
[INFO] [stderr]     |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> tests/bench_build_tree.rs:518:33
[INFO] [stderr]     |
[INFO] [stderr] 518 |             (0..n).fold((), |a, b| {
[INFO] [stderr]     |                                 ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.41s
[INFO] running `"docker" "inspect" "9af15f32d51b7e215c41036958be941e2a9c3f1ff5bd2affa217184e04c0f55e"`
[INFO] running `"docker" "rm" "-f" "9af15f32d51b7e215c41036958be941e2a9c3f1ff5bd2affa217184e04c0f55e"`
[INFO] [stdout] 9af15f32d51b7e215c41036958be941e2a9c3f1ff5bd2affa217184e04c0f55e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] dcf52efc2394c3811b7d0dcf0291aa3fdd249255f015cd0941aeeb39bfdb20a0
[INFO] running `"docker" "start" "-a" "dcf52efc2394c3811b7d0dcf0291aa3fdd249255f015cd0941aeeb39bfdb20a0"`
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> tests/bench_build_tree.rs:518:30
[INFO] [stderr]     |
[INFO] [stderr] 518 |             (0..n).fold((), |a, b| {
[INFO] [stderr]     |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> tests/bench_build_tree.rs:518:33
[INFO] [stderr]     |
[INFO] [stderr] 518 |             (0..n).fold((), |a, b| {
[INFO] [stderr]     |                                 ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::crypto::sha2::Sha256`
[INFO] [stderr]   --> tests/bench_append.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     use self::crypto::sha2::Sha256;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::crypto::digest::Digest`
[INFO] [stderr]   --> tests/bench_append.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     use self::crypto::digest::Digest;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/merkle_tree-7d78cc38e411f62b
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test merkle_tree::tests::build_empty_tree ... ok
[INFO] [stdout] test merkle_tree::tests::build_tree_one_leaf ... ok
[INFO] [stdout] test merkle_tree::tests::build_tree ... ok
[INFO] [stdout] test merkle_tree::tests::test_root_hash_not_found ... ok
[INFO] [stdout] test merkle_tree::tests::test_tree_not_builded ... ok
[INFO] [stdout] test merkle_tree::tests::build_tree_two_leaf ... ok
[INFO] [stdout] test merkle_tree::tests::build_tree_four_leaf ... ok
[INFO] [stdout] test merkle_tree::tests::build_tree_three_leaf ... ok
[INFO] [stdout] test merkle_tree::tests::audit_proof ... ok
[INFO] [stdout] test merkle_tree::tests::build_tree_from_leaves ... ok
[INFO] [stdout] test merkle_tree::tests::repair_branch ... ok
[INFO] [stdout] test merkle_tree::tests::test_transaction_hash_not_found ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bench_append-553e49bcda027616
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::append_10000_bincode_parallel ... ok
[INFO] [stdout] test tests::append_100000_bincode_parallel ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bench_build_tree-941d8233242d9fdd
[INFO] [stdout] running 43 tests
[INFO] [stdout] test tests::build_100000_tree_parallel_bincode ... ok
[INFO] [stdout] test tests::build_100000_tree_parallel_json ... ok
[INFO] [stdout] test tests::build_100000_tree_parallel_msgpack ... ok
[INFO] [stdout] test tests::build_100000_tree_sequence_bincode ... ok
[INFO] [stdout] test tests::build_100000_tree_sequence_json ... ok
[INFO] [stdout] test tests::build_10000_tree_parallel_bincode ... ok
[INFO] [stdout] test tests::build_10000_tree_parallel_json ... ok
[INFO] [stdout] test tests::build_10000_tree_parallel_msgpack ... ok
[INFO] [stdout] test tests::build_10000_tree_sequence_bincode ... ok
[INFO] [stdout] test tests::build_1000000_tree_parallel_json ... test tests::build_1000000_tree_parallel_json has been running for over 60 seconds
[INFO] [stdout] test tests::build_1000000_tree_parallel_msgpack ... test tests::build_1000000_tree_parallel_msgpack has been running for over 60 seconds
[INFO] [stdout] test tests::build_1000000_tree_parallel_bincode ... test tests::build_1000000_tree_parallel_bincode has been running for over 60 seconds
[INFO] [stdout] test tests::build_1000000_tree_sequence_bincode ... test tests::build_1000000_tree_sequence_bincode has been running for over 60 seconds
[INFO] [stdout] test tests::build_1000000_tree_sequence_json ... test tests::build_1000000_tree_sequence_json has been running for over 60 seconds
[INFO] [stdout] test tests::build_1000000_tree_sequence_msgpack ... test tests::build_1000000_tree_sequence_msgpack has been running for over 60 seconds
[INFO] [stdout] test tests::build_100000_tree_sequence_msgpack ... ok
[INFO] [stdout] test tests::build_10000_tree_sequence_json ... ok
[INFO] [stdout] test tests::build_1000_tree_parallel_bincode ... ok
[INFO] [stdout] test tests::build_1000_tree_parallel_json ... ok
[INFO] [stdout] test tests::build_1000_tree_parallel_msgpack ... ok
[INFO] [stdout] test tests::build_1000_tree_sequence_bincode ... ok
[INFO] [stdout] test tests::build_1000_tree_sequence_json ... ok
[INFO] [stdout] test tests::build_1000_tree_sequence_msgpack ... ok
[INFO] [stdout] test tests::build_100_tree_parallel_bincode ... ok
[INFO] [stdout] test tests::build_100_tree_parallel_json ... ok
[INFO] [stdout] test tests::build_10000_tree_sequence_msgpack ... ok
[INFO] [stdout] test tests::build_100_tree_parallel_msgpack ... ok
[INFO] [stdout] test tests::build_100_tree_sequence_bincode ... ok
[INFO] [stdout] test tests::build_100_tree_sequence_msgpack ... ok
[INFO] [stdout] test tests::build_100_tree_sequence_json ... ok
[INFO] [stdout] test tests::build_10_tree_parallel_bincode ... ok
[INFO] [stdout] test tests::build_10_tree_parallel_json ... ok
[INFO] [stdout] test tests::build_10_tree_sequence_bincode ... ok
[INFO] [stdout] test tests::build_10_tree_sequence_json ... ok
[INFO] [stdout] test tests::build_10_tree_sequence_msgpack ... ok
[INFO] [stdout] test tests::build_10_tree_parallel_msgpack ... ok
[INFO] [stdout] test tests::build_1_tree_parallel_bincode ... ok
[INFO] [stdout] test tests::build_1_tree_parallel_msgpack ... ok
[INFO] [stdout] test tests::build_1_tree_parallel_json ... ok
[INFO] [stdout] test tests::build_1_tree_sequence_bincode ... ok
[INFO] [stdout] test tests::build_1_tree_sequence_json ... ok
[INFO] [stdout] test tests::build_1_tree_sequence_msgpack ... ok
[INFO] [stdout] test tests::raw_hash_2000000_sequential ... test tests::raw_hash_2000000_sequential has been running for over 60 seconds
[INFO] [stdout] test tests::build_1000000_tree_parallel_json ... ok
[INFO] [stdout] test tests::build_1000000_tree_parallel_bincode ... ok
[INFO] [stdout] test tests::build_1000000_tree_parallel_msgpack ... ok
[INFO] [stdout] test tests::raw_hash_2000000_sequential ... ok
[INFO] [stdout] test tests::build_1000000_tree_sequence_json ... ok
[INFO] [stdout] test tests::build_1000000_tree_sequence_msgpack ... ok
[INFO] [stdout] test tests::build_1000000_tree_sequence_bincode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 43 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests merkle_tree
[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" "dcf52efc2394c3811b7d0dcf0291aa3fdd249255f015cd0941aeeb39bfdb20a0"`
[INFO] running `"docker" "rm" "-f" "dcf52efc2394c3811b7d0dcf0291aa3fdd249255f015cd0941aeeb39bfdb20a0"`
[INFO] [stdout] dcf52efc2394c3811b7d0dcf0291aa3fdd249255f015cd0941aeeb39bfdb20a0