[INFO] cloning repository https://github.com/ljttl3q04t/append-only-kv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ljttl3q04t/append-only-kv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fljttl3q04t%2Fappend-only-kv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fljttl3q04t%2Fappend-only-kv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 803131f234bb5bbe56fc5b7a5ec230febc99eb78
[INFO] testing ljttl3q04t/append-only-kv against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fljttl3q04t%2Fappend-only-kv" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ljttl3q04t/append-only-kv
[INFO] finished tweaking git repo https://github.com/ljttl3q04t/append-only-kv
[INFO] tweaked toml for git repo https://github.com/ljttl3q04t/append-only-kv written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ljttl3q04t/append-only-kv on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ljttl3q04t/append-only-kv already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e9795a826e918b9f21f017641d69792f1c4a034f94f361974a8a107f6ab3cb4
[INFO] running `Command { std: "docker" "start" "-a" "5e9795a826e918b9f21f017641d69792f1c4a034f94f361974a8a107f6ab3cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e9795a826e918b9f21f017641d69792f1c4a034f94f361974a8a107f6ab3cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e9795a826e918b9f21f017641d69792f1c4a034f94f361974a8a107f6ab3cb4", kill_on_drop: false }`
[INFO] [stdout] 5e9795a826e918b9f21f017641d69792f1c4a034f94f361974a8a107f6ab3cb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00b06b3cfe59877b0f05b9c62cc7a808d5882a02fda3499cd0299efcb144ca6b
[INFO] running `Command { std: "docker" "start" "-a" "00b06b3cfe59877b0f05b9c62cc7a808d5882a02fda3499cd0299efcb144ca6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling kv-store v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "00b06b3cfe59877b0f05b9c62cc7a808d5882a02fda3499cd0299efcb144ca6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00b06b3cfe59877b0f05b9c62cc7a808d5882a02fda3499cd0299efcb144ca6b", kill_on_drop: false }`
[INFO] [stdout] 00b06b3cfe59877b0f05b9c62cc7a808d5882a02fda3499cd0299efcb144ca6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bec5a9a1d70709ee15c06bbe58668176b29e06c6a3f12bba1affb6a1cf20c59b
[INFO] running `Command { std: "docker" "start" "-a" "bec5a9a1d70709ee15c06bbe58668176b29e06c6a3f12bba1affb6a1cf20c59b", kill_on_drop: false }`
[INFO] [stderr]    Compiling kv-store v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "bec5a9a1d70709ee15c06bbe58668176b29e06c6a3f12bba1affb6a1cf20c59b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec5a9a1d70709ee15c06bbe58668176b29e06c6a3f12bba1affb6a1cf20c59b", kill_on_drop: false }`
[INFO] [stdout] bec5a9a1d70709ee15c06bbe58668176b29e06c6a3f12bba1affb6a1cf20c59b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1929e5f46d0e57e4e0c2bf21e83305f08f398b36edda78ee00152f58bedcbcdd
[INFO] running `Command { std: "docker" "start" "-a" "1929e5f46d0e57e4e0c2bf21e83305f08f398b36edda78ee00152f58bedcbcdd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kv_store-0afa27a26fb91951)
[INFO] [stdout] 
[INFO] [stdout] running 81 tests
[INFO] [stdout] test part1::tests::test_delete ... ok
[INFO] [stdout] test part1::tests::test_binary_values ... ok
[INFO] [stdout] test part1::tests::test_empty_store ... ok
[INFO] [stdout] test part1::tests::test_empty_key_rejected ... ok
[INFO] [stdout] test part1::tests::test_double_delete ... ok
[INFO] [stdout] test part1::tests::test_empty_value ... ok
[INFO] [stdout] test part1::tests::test_delete_nonexistent_is_noop ... ok
[INFO] [stdout] test part1::tests::test_garbage_trailing_bytes_detected ... ok
[INFO] [stdout] test part1::tests::test_invalid_op_type_detected ... ok
[INFO] [stdout] test part1::tests::test_overwrite_key ... ok
[INFO] [stdout] test part1::tests::test_overwrite_larger_then_smaller ... ok
[INFO] [stdout] test part1::tests::test_replay_on_reopen ... ok
[INFO] [stdout] test part1::tests::test_key_with_special_chars ... ok
[INFO] [stdout] test part1::tests::test_overwrite_smaller_then_larger ... ok
[INFO] [stdout] test part1::tests::test_set_and_get ... ok
[INFO] [stdout] test part1::tests::test_single_char_key ... ok
[INFO] [stdout] test part1::tests::test_set_delete_set_same_key ... ok
[INFO] [stdout] test part1::tests::test_truncated_trailing_entry_is_detected ... ok
[INFO] [stdout] test part1::tests::test_unicode_keys ... ok
[INFO] [stdout] test part1::tests::test_set_after_reopen ... ok
[INFO] [stdout] test part2::tests::test_binary_values_survive_checksum ... ok
[INFO] [stdout] test part2::tests::test_empty_key_rejected ... ok
[INFO] [stdout] test part2::tests::test_empty_store ... ok
[INFO] [stdout] test part1::tests::test_large_value ... ok
[INFO] [stdout] test part2::tests::test_fully_corrupted_file_recovers_empty ... ok
[INFO] [stdout] test part2::tests::test_crash_recovery_truncated_body ... ok
[INFO] [stdout] test part2::tests::test_crash_recovery_invalid_op_type ... ok
[INFO] [stdout] test part2::tests::test_crash_recovery_corrupted_checksum ... ok
[INFO] [stdout] test part2::tests::test_crash_recovery_truncated_header ... ok
[INFO] [stdout] test part2::tests::test_crash_recovery_corrupted_mid_entry ... ok
[INFO] [stdout] test part1::tests::test_many_keys ... ok
[INFO] [stdout] test part2::tests::test_set_and_get ... ok
[INFO] [stdout] test part2::tests::test_overwrite_and_delete ... ok
[INFO] [stdout] test part3::tests::test_basic_set_get_delete ... ok
[INFO] [stdout] test part3::tests::test_clone_shares_state ... ok
[INFO] [stdout] test part2::tests::test_write_after_recovery ... ok
[INFO] [stdout] test part2::tests::test_replay_on_reopen ... ok
[INFO] [stdout] test part3::tests::test_concurrent_overwrites_same_key ... ok
[INFO] [stdout] test part3::tests::test_concurrent_delete_and_read ... ok
[INFO] [stdout] test part3::tests::test_empty_key_rejected ... ok
[INFO] [stdout] test part3::tests::test_crash_recovery_after_concurrent_writes ... ok
[INFO] [stdout] test part3::tests::test_concurrent_writes_persist ... ok
[INFO] [stdout] test part3::tests::test_concurrent_reads ... ok
[INFO] [stdout] test part3::tests::test_concurrent_deletes ... ok
[INFO] [stdout] test part3::tests::test_concurrent_reads_and_writes ... ok
[INFO] [stdout] test part3::tests::test_separate_file_handles ... ok
[INFO] [stdout] test part4::tests::test_basic_set_get_delete ... ok
[INFO] [stdout] test part4::tests::test_clone_after_compact ... ok
[INFO] [stdout] test part4::tests::test_compact_basic ... ok
[INFO] [stdout] test part4::tests::test_compact_empty_store ... ok
[INFO] [stdout] test part4::tests::test_compact_crash_recovery ... ok
[INFO] [stdout] test part3::tests::test_read_during_delete_no_garbage ... ok
[INFO] [stdout] test part4::tests::test_compact_reduces_file_size ... ok
[INFO] [stdout] test part4::tests::test_compact_then_operations ... ok
[INFO] [stdout] test part4::tests::test_compact_removes_tombstones ... ok
[INFO] [stdout] test part4::tests::test_compact_survives_reopen ... ok
[INFO] [stdout] test part4::tests::test_crash_recovery ... ok
[INFO] [stdout] test part3::tests::test_mixed_operations_no_deadlock ... ok
[INFO] [stdout] test part4::tests::test_persistence ... ok
[INFO] [stdout] test part4a::tests::test_basic_set_get_delete ... ok
[INFO] [stdout] test part4a::tests::test_clone_after_compact ... ok
[INFO] [stdout] test part4a::tests::test_compact_basic ... ok
[INFO] [stdout] test part4::tests::test_multiple_compactions ... ok
[INFO] [stdout] test part4a::tests::test_compact_crash_recovery ... ok
[INFO] [stdout] test part4a::tests::test_compact_empty_store ... ok
[INFO] [stdout] test part3::tests::test_readers_not_blocked_by_writers ... ok
[INFO] [stdout] test part4::tests::test_concurrent_writes ... ok
[INFO] [stdout] test part4::tests::test_concurrent_writes_then_compact ... ok
[INFO] [stdout] test part4a::tests::test_compact_then_operations ... ok
[INFO] [stdout] test part2::tests::test_many_keys_with_checksum ... ok
[INFO] [stdout] test part4a::tests::test_crash_recovery ... ok
[INFO] [stdout] test part4a::tests::test_compact_survives_reopen ... ok
[INFO] [stdout] test part4a::tests::test_persistence ... ok
[INFO] [stdout] test part4a::tests::test_multiple_compactions ... ok
[INFO] [stdout] test part4a::tests::test_concurrent_writes_then_compact ... ok
[INFO] [stdout] test part4a::tests::test_compact_reduces_file_size ... ok
[INFO] [stdout] test part4a::tests::test_compact_removes_tombstones ... ok
[INFO] [stdout] test part4a::tests::test_concurrent_writes ... ok
[INFO] [stdout] test part3::tests::test_concurrent_writes ... ok
[INFO] [stdout] test part4a::tests::test_reads_during_compaction ... ok
[INFO] [stdout] test part3::tests::test_high_contention ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 81 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.54s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kv_store
[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" "1929e5f46d0e57e4e0c2bf21e83305f08f398b36edda78ee00152f58bedcbcdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1929e5f46d0e57e4e0c2bf21e83305f08f398b36edda78ee00152f58bedcbcdd", kill_on_drop: false }`
[INFO] [stdout] 1929e5f46d0e57e4e0c2bf21e83305f08f398b36edda78ee00152f58bedcbcdd
