[INFO] fetching crate zbox 0.9.2...
[INFO] testing zbox-0.9.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate zbox 0.9.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate zbox 0.9.2 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 zbox 0.9.2
[INFO] finished tweaking crates.io crate zbox 0.9.2
[INFO] tweaked toml for crates.io crate zbox 0.9.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate zbox 0.9.2 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] running `Command { std: "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" "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] 85f5fd12e6f2e33a1bcd7ce96acd5f8f9bb3c6290fa81ef4c8e1ea03eb95cf82
[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" "85f5fd12e6f2e33a1bcd7ce96acd5f8f9bb3c6290fa81ef4c8e1ea03eb95cf82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85f5fd12e6f2e33a1bcd7ce96acd5f8f9bb3c6290fa81ef4c8e1ea03eb95cf82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85f5fd12e6f2e33a1bcd7ce96acd5f8f9bb3c6290fa81ef4c8e1ea03eb95cf82", kill_on_drop: false }`
[INFO] [stdout] 85f5fd12e6f2e33a1bcd7ce96acd5f8f9bb3c6290fa81ef4c8e1ea03eb95cf82
[INFO] running `Command { std: "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" "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] ce0a84fe1219273ac243a3a936cd9b42573f1802122ee020d8c293e1b5655546
[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" "ce0a84fe1219273ac243a3a936cd9b42573f1802122ee020d8c293e1b5655546", kill_on_drop: false }`
[INFO] [stderr]    Compiling termcolor v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling zbox v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling rmp v0.8.8
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_test v1.0.90
[INFO] [stderr]    Compiling rmp-serde v0.15.5
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.04s
[INFO] running `Command { std: "docker" "inspect" "ce0a84fe1219273ac243a3a936cd9b42573f1802122ee020d8c293e1b5655546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce0a84fe1219273ac243a3a936cd9b42573f1802122ee020d8c293e1b5655546", kill_on_drop: false }`
[INFO] [stdout] ce0a84fe1219273ac243a3a936cd9b42573f1802122ee020d8c293e1b5655546
[INFO] running `Command { std: "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" "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] 258eb478be924e2666db91e2c97c225c31386c827daed073d0981c52e7b80998
[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" "258eb478be924e2666db91e2c97c225c31386c827daed073d0981c52e7b80998", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling zbox v0.9.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> tests/common/crypto.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |         &ret.0[..].copy_from_slice(seed);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> tests/common/crypto.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |         &ret.0[..].copy_from_slice(seed);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/content/merkle_tree.rs:494:9
[INFO] [stdout]     |
[INFO] [stdout] 494 |         &dst[offset..offset + src_len].copy_from_slice(&src[..]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.29s
[INFO] running `Command { std: "docker" "inspect" "258eb478be924e2666db91e2c97c225c31386c827daed073d0981c52e7b80998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "258eb478be924e2666db91e2c97c225c31386c827daed073d0981c52e7b80998", kill_on_drop: false }`
[INFO] [stdout] 258eb478be924e2666db91e2c97c225c31386c827daed073d0981c52e7b80998
[INFO] running `Command { std: "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" "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] b0e9e71c8d4009228bc2260b7b42a7dccb1d6fea2d627bf7fd45c395dbfea34a
[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" "b0e9e71c8d4009228bc2260b7b42a7dccb1d6fea2d627bf7fd45c395dbfea34a", kill_on_drop: false }`
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/content/merkle_tree.rs:494:9
[INFO] [stderr]     |
[INFO] [stderr] 494 |         &dst[offset..offset + src_len].copy_from_slice(&src[..]);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `zbox` (lib test) generated 1 warning
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> tests/common/crypto.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 |         &ret.0[..].copy_from_slice(seed);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `zbox` (test "file") generated 1 warning
[INFO] [stderr] warning: `zbox` (test "dir") generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zbox-abcc5ec07c706791)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test volume::storage::storage::tests::crypto_perf_test ... ignored
[INFO] [stdout] test volume::address::tests::split_addr ... ok
[INFO] [stdout] test content::entry::tests::entry_list_append ... ok
[INFO] [stdout] test base::crypto::tests::enc_dec ... ok
[INFO] [stdout] test content::segment::tests::split_entry_list ... ok
[INFO] [stdout] test trans::cow::tests::inner_obj_ref ... ok
[INFO] [stdout] test volume::volume::tests::mem_volume ... ok
[INFO] [stdout] test content::merkle_tree::tests::truncate_merkle_tree ... ok
[INFO] [stdout] test volume::armor::tests::volume_armor ... ok
[INFO] [stdout] test content::chunker::tests::chunker ... ok
[INFO] [stdout] test volume::storage::mem::mem::tests::test_perf ... ok
[INFO] [stdout] test content::merkle_tree::tests::merge_merkle_tree ... ok
[INFO] [stdout] test volume::storage::storage::tests::mem_depot ... ok
[INFO] [stderr] [2021-09-11T11:33:38Z ERROR zbox::trans::trans] deleted entity(Eid(c97938)) still in use (using: 2)
[INFO] [stdout] test trans::txmgr::tests::test_trans_mem ... ok
[INFO] [stdout] test content::merkle_tree::tests::truncate_merkle_tree_fuzz ... ok
[INFO] [stdout] test volume::volume::tests::mem_perf ... ok
[INFO] [stdout] test volume::storage::storage::tests::mem_perf ... ok
[INFO] [stdout] test content::chunker::tests::chunker_perf ... ok
[INFO] [stdout] test content::merkle_tree::tests::build_merkle_tree ... ok
[INFO] [stdout] test content::merkle_tree::tests::merge_merkle_tree_fuzz ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 3.15s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/dir.rs (/opt/rustwide/target/debug/deps/dir-1986eaa5efe8203e)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test dir_read ... ok
[INFO] [stdout] test dir_remove ... ok
[INFO] [stdout] test dir_copy ... ok
[INFO] [stdout] test dir_rename ... ok
[INFO] [stdout] test dir_create_mt ... ok
[INFO] [stderr]      Running tests/file.rs (/opt/rustwide/target/debug/deps/file-f5697b8b49dabe32)
[INFO] [stdout] test dir_create_st ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.91s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test file_open_close ... ok
[INFO] [stdout] test file_rename ... ok
[INFO] [stdout] test file_copy ... ok
[INFO] [stdout] test file_content_dedup ... ok
[INFO] [stdout] test file_delete ... ok
[INFO] [stdout] test file_seek ... ok
[INFO] [stdout] test file_truncate ... ok
[INFO] [stdout] test file_read_write_st ... ok
[INFO] [stdout] test file_read_write_mt ... ok
[INFO] [stdout] test file_shrink ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.60s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/fuzz.rs (/opt/rustwide/target/debug/deps/fuzz-5a611e1a0f2f1b37)
[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] [stderr]      Running tests/perf.rs (/opt/rustwide/target/debug/deps/perf-cea589c5645f321a)
[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] [stderr]      Running tests/repo.rs (/opt/rustwide/target/debug/deps/repo-0a31b6b6b3d779a0)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test repo_smoke_test ... ok
[INFO] [stdout] test repo_oper ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.79s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zbox
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test src/repo.rs - repo::Repo (line 659) - compile ... ok
[INFO] [stdout] test src/repo.rs - repo::Repo (line 687) - compile ... ok
[INFO] [stdout] test src/repo.rs - repo::Repo::open_file (line 852) ... ok
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type rlib --crate-type cdylib --crate-type staticlib --crate-name zbox --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps -L native=/opt/rustwide/target/debug/build/zbox-d179eae12620b178/out -L native=/usr/lib/x86_64-linux-gnu --extern bytes=/opt/rustwide/target/debug/deps/libbytes-4fa0ff79bd79c8a4.rlib --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-dece450273084492.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-acc4c49c7e1e5e6a.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-df981c5871754530.rlib --extern linked_hash_map=/opt/rustwide/target/debug/deps/liblinked_hash_map-f3106cb143652da6.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-7914ddd45155fdc8.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-26566ee55e38aee2.rlib --extern rand_xorshift=/opt/rustwide/target/debug/deps/librand_xorshift-2fcfc21f39945bd5.rlib --extern rmp_serde=/opt/rustwide/target/debug/deps/librmp_serde-489e574c9fbbfc92.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-f524477ca4fa2d9b.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-5d3749bb3ee0ed3f.so --extern tempdir=/opt/rustwide/target/debug/deps/libtempdir-add50aec0b1cf68d.rlib --extern zbox=/opt/rustwide/target/debug/deps/libzbox.rlib -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="storage-mem"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "b0e9e71c8d4009228bc2260b7b42a7dccb1d6fea2d627bf7fd45c395dbfea34a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0e9e71c8d4009228bc2260b7b42a7dccb1d6fea2d627bf7fd45c395dbfea34a", kill_on_drop: false }`
[INFO] [stdout] b0e9e71c8d4009228bc2260b7b42a7dccb1d6fea2d627bf7fd45c395dbfea34a