[INFO] fetching crate readb 0.4.1...
[INFO] checking readb-0.4.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate readb 0.4.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate readb 0.4.1
[INFO] finished tweaking crates.io crate readb 0.4.1
[INFO] tweaked toml for crates.io crate readb 0.4.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate readb 0.4.1 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 255 packages to latest compatible versions
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[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.12.23)
[INFO] [stderr]       Adding warp v0.3.7 (available: v0.4.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0d223c8451f3663276baaeb102289cb0248549b49271ffb0ef60182cea86897
[INFO] running `Command { std: "docker" "start" "-a" "f0d223c8451f3663276baaeb102289cb0248549b49271ffb0ef60182cea86897", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f0c53dcec5756128ecccb4899210497b25096b128a52300da6c433ff8ba4235
[INFO] running `Command { std: "docker" "start" "-a" "3f0c53dcec5756128ecccb4899210497b25096b128a52300da6c433ff8ba4235", kill_on_drop: false }`
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[INFO] [stdout] warning: trait `DatabaseTransactionsIO` is never used
[INFO] [stdout]    --> src/databases/db_trait.rs:128:18
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub(crate) trait DatabaseTransactionsIO: Database {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] [stderr]     Checking criterion v0.5.1
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[INFO] [stdout] error[E0599]: no method named `put` found for struct `readb::databases::lazy_loader_db::LLDatabase<C>` in the current scope
[INFO] [stdout]   --> benches/write_benchmark.rs:64:24
[INFO] [stdout]    |
[INFO] [stdout] 64 |         readb_instance.put(key.as_str(), value.as_bytes()).unwrap();
[INFO] [stdout]    |                        ^^^ method not found in `readb::databases::lazy_loader_db::LLDatabase<readb::cache::lfu::LfuCache>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `put` found for struct `readb::databases::lazy_loader_db::LLDatabase<C>` in the current scope
[INFO] [stdout]    --> benches/write_benchmark.rs:111:34
[INFO] [stdout]     |
[INFO] [stdout] 110 |   ...                   let _ = readb_instance
[INFO] [stdout]     |  _______________________________-
[INFO] [stdout] 111 | | ...                       .put(black_box(key), black_box(value.as_bytes()))
[INFO] [stdout]     | |                           -^^^ method not found in `readb::databases::lazy_loader_db::LLDatabase<readb::cache::lfu::LfuCache>`
[INFO] [stdout]     | |___________________________|
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `tx` found for struct `readb::databases::lazy_loader_db::LLDatabase<C>` in the current scope
[INFO] [stdout]    --> benches/write_benchmark.rs:121:48
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 let mut tx = readb_tx_instance.tx().unwrap();
[INFO] [stdout]     |                                                ^^ method not found in `readb::databases::lazy_loader_db::LLDatabase<readb::cache::lfu::LfuCache>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `tx` found for struct `readb::databases::lazy_loader_db::LLDatabase<C>` in the current scope
[INFO] [stdout]    --> benches/write_benchmark.rs:127:52
[INFO] [stdout]     |
[INFO] [stdout] 127 | ...                   tx = readb_tx_instance.tx().unwrap();
[INFO] [stdout]     |                                              ^^ method not found in `readb::databases::lazy_loader_db::LLDatabase<readb::cache::lfu::LfuCache>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `readb` (bench "write_benchmark") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: trait `DatabaseTransactionsIO` is never used
[INFO] [stdout]    --> src/databases/db_trait.rs:128:18
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub(crate) trait DatabaseTransactionsIO: Database {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3f0c53dcec5756128ecccb4899210497b25096b128a52300da6c433ff8ba4235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f0c53dcec5756128ecccb4899210497b25096b128a52300da6c433ff8ba4235", kill_on_drop: false }`
[INFO] [stdout] 3f0c53dcec5756128ecccb4899210497b25096b128a52300da6c433ff8ba4235