[INFO] fetching crate lsmdb 0.4.1...
[INFO] testing lsmdb-0.4.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate lsmdb 0.4.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate lsmdb 0.4.1
[INFO] finished tweaking crates.io crate lsmdb 0.4.1
[INFO] tweaked toml for crates.io crate lsmdb 0.4.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lsmdb 0.4.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 33 packages to latest compatible versions
[INFO] [stderr]       Adding bit-vec v0.6.3 (available: v0.8.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d3d2930299d508fdb2df5bfed91987dccddf9a8781f2672e20ec61c0848bd37
[INFO] running `Command { std: "docker" "start" "-a" "3d3d2930299d508fdb2df5bfed91987dccddf9a8781f2672e20ec61c0848bd37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d3d2930299d508fdb2df5bfed91987dccddf9a8781f2672e20ec61c0848bd37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d3d2930299d508fdb2df5bfed91987dccddf9a8781f2672e20ec61c0848bd37", kill_on_drop: false }`
[INFO] [stdout] 3d3d2930299d508fdb2df5bfed91987dccddf9a8781f2672e20ec61c0848bd37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9d9cabc4cfcad5b44ade0fa11c7150c70b7f68c3fcdfb2481a7857d7a437abc
[INFO] running `Command { std: "docker" "start" "-a" "e9d9cabc4cfcad5b44ade0fa11c7150c70b7f68c3fcdfb2481a7857d7a437abc", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling lsmdb v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "e9d9cabc4cfcad5b44ade0fa11c7150c70b7f68c3fcdfb2481a7857d7a437abc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9d9cabc4cfcad5b44ade0fa11c7150c70b7f68c3fcdfb2481a7857d7a437abc", kill_on_drop: false }`
[INFO] [stdout] e9d9cabc4cfcad5b44ade0fa11c7150c70b7f68c3fcdfb2481a7857d7a437abc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40c3036228f23f26ba52236e34ff5cd837e47c30f7028bc979b787385c43b7d5
[INFO] running `Command { std: "docker" "start" "-a" "40c3036228f23f26ba52236e34ff5cd837e47c30f7028bc979b787385c43b7d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling lsmdb v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "40c3036228f23f26ba52236e34ff5cd837e47c30f7028bc979b787385c43b7d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40c3036228f23f26ba52236e34ff5cd837e47c30f7028bc979b787385c43b7d5", kill_on_drop: false }`
[INFO] [stdout] 40c3036228f23f26ba52236e34ff5cd837e47c30f7028bc979b787385c43b7d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 88d6ec36707b8483aa7f5a5e8513d180cfa5c54868d5506539227f6e4008fdad
[INFO] running `Command { std: "docker" "start" "-a" "88d6ec36707b8483aa7f5a5e8513d180cfa5c54868d5506539227f6e4008fdad", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lsmdb-7371d9f90151180c)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test memtable::tests::create_empty_memtable ... ok
[INFO] [stdout] test sst::sst_block::tests::test_is_full ... ok
[INFO] [stdout] test memtable::tests::set_and_get ... ok
[INFO] [stdout] test memtable::tests::set_and_remove ... ok
[INFO] [stdout] test sst::sst_block::tests::test_set_and_get_value ... ok
[INFO] [stdout] test sst::sst_block::tests::test_set_and_remove_entry ... ok
[INFO] [stdout] test sst::sst_block::tests::test_set_entry ... ok
[INFO] [stdout] test memtable::tests::create_single_entry ... ok
[INFO] [stdout] test sst::sst_block::tests::test_get_value_nonexistent_key ... ok
[INFO] [stdout] test sst::sst_block::tests::test_remove_entry_nonexistent_key ... ok
[INFO] [stdout] test sst::sst_block::tests::test_new_empty_block_creation ... ok
[INFO] [stdout] test sst::bloom_filter::tests::test_insertion_and_containment ... ok
[INFO] [stdout] test sst::bloom_filter::tests::test_num_elements ... ok
[INFO] [stdout] test write_ahead_log::tests::test_serialize_deserialize ... ok
[INFO] [stdout] test sst::sst_block::tests::test_set_entry_full_block ... ok
[INFO] [stdout] test sst::bloom_filter::tests::test_false_positives_medium_rate ... ok
[INFO] [stdout] test sst::bloom_filter::tests::test_false_positives_high_rate ... ok
[INFO] [stdout] test sst::bloom_filter::tests::test_false_positives_low_rate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lsmdb
[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" "88d6ec36707b8483aa7f5a5e8513d180cfa5c54868d5506539227f6e4008fdad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88d6ec36707b8483aa7f5a5e8513d180cfa5c54868d5506539227f6e4008fdad", kill_on_drop: false }`
[INFO] [stdout] 88d6ec36707b8483aa7f5a5e8513d180cfa5c54868d5506539227f6e4008fdad