[INFO] fetching crate zapdb 1.0.4...
[INFO] testing zapdb-1.0.4 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate zapdb 1.0.4 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate zapdb 1.0.4
[INFO] finished tweaking crates.io crate zapdb 1.0.4
[INFO] tweaked toml for crates.io crate zapdb 1.0.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zapdb 1.0.4 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 47 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ad1ac8e0c1d29d08a5474ee61fe9297a371098c824f1f4ecc6144868db419ec
[INFO] running `Command { std: "docker" "start" "-a" "6ad1ac8e0c1d29d08a5474ee61fe9297a371098c824f1f4ecc6144868db419ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ad1ac8e0c1d29d08a5474ee61fe9297a371098c824f1f4ecc6144868db419ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ad1ac8e0c1d29d08a5474ee61fe9297a371098c824f1f4ecc6144868db419ec", kill_on_drop: false }`
[INFO] [stdout] 6ad1ac8e0c1d29d08a5474ee61fe9297a371098c824f1f4ecc6144868db419ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b48f86ab4b4a08166c4ec681e44eb2d25c86e1b880ed2a5cf0eedb25861daeb
[INFO] running `Command { std: "docker" "start" "-a" "6b48f86ab4b4a08166c4ec681e44eb2d25c86e1b880ed2a5cf0eedb25861daeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling zapdb v1.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Hash`
[INFO] [stdout]  --> src/lib.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]  --> src/lib.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.66s
[INFO] running `Command { std: "docker" "inspect" "6b48f86ab4b4a08166c4ec681e44eb2d25c86e1b880ed2a5cf0eedb25861daeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b48f86ab4b4a08166c4ec681e44eb2d25c86e1b880ed2a5cf0eedb25861daeb", kill_on_drop: false }`
[INFO] [stdout] 6b48f86ab4b4a08166c4ec681e44eb2d25c86e1b880ed2a5cf0eedb25861daeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46c8b46bb72f0ecc5ff382b93826d092f8ba6e25fb02213e7fdc55edf27352b1
[INFO] running `Command { std: "docker" "start" "-a" "46c8b46bb72f0ecc5ff382b93826d092f8ba6e25fb02213e7fdc55edf27352b1", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `Hash`
[INFO] [stdout]  --> src/lib.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zapdb v1.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]  --> src/lib.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hash`
[INFO] [stdout]  --> src/lib.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]  --> src/lib.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "46c8b46bb72f0ecc5ff382b93826d092f8ba6e25fb02213e7fdc55edf27352b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46c8b46bb72f0ecc5ff382b93826d092f8ba6e25fb02213e7fdc55edf27352b1", kill_on_drop: false }`
[INFO] [stdout] 46c8b46bb72f0ecc5ff382b93826d092f8ba6e25fb02213e7fdc55edf27352b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 14014ab5697279b482c7e031eb42b4bd8795e3d4f54faa56a64c81f506ebb7bd
[INFO] running `Command { std: "docker" "start" "-a" "14014ab5697279b482c7e031eb42b4bd8795e3d4f54faa56a64c81f506ebb7bd", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Hash`
[INFO] [stderr]  --> src/lib.rs:2:17
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::hash::{Hash, Hasher};
[INFO] [stderr]   |                 ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Hasher`
[INFO] [stderr]  --> src/lib.rs:2:23
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::hash::{Hash, Hasher};
[INFO] [stderr]   |                       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `zapdb` (lib) generated 2 warnings (run `cargo fix --lib -p zapdb` to apply 1 suggestion)
[INFO] [stderr] warning: `zapdb` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zapdb-e1f96dacd97bba09)
[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]    Doc-tests zapdb
[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" "14014ab5697279b482c7e031eb42b4bd8795e3d4f54faa56a64c81f506ebb7bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14014ab5697279b482c7e031eb42b4bd8795e3d4f54faa56a64c81f506ebb7bd", kill_on_drop: false }`
[INFO] [stdout] 14014ab5697279b482c7e031eb42b4bd8795e3d4f54faa56a64c81f506ebb7bd