[INFO] cloning repository https://github.com/zeroclock/mini-db-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zeroclock/mini-db-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzeroclock%2Fmini-db-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzeroclock%2Fmini-db-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 800d90ea165134d65902868c384f4ce24da5dbec [INFO] checking zeroclock/mini-db-rs against try#dd2d87b6cc31907ae305875eb6be399783dc0256 for pr-143929 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzeroclock%2Fmini-db-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/zeroclock/mini-db-rs [INFO] finished tweaking git repo https://github.com/zeroclock/mini-db-rs [INFO] tweaked toml for git repo https://github.com/zeroclock/mini-db-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/zeroclock/mini-db-rs on toolchain dd2d87b6cc31907ae305875eb6be399783dc0256 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/zeroclock/mini-db-rs 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" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3e7c1fd9e7f654e19a377ad8d07aa0bf7eaf8e12f0992a29a6132682d86dda16 [INFO] running `Command { std: "docker" "start" "-a" "3e7c1fd9e7f654e19a377ad8d07aa0bf7eaf8e12f0992a29a6132682d86dda16", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3e7c1fd9e7f654e19a377ad8d07aa0bf7eaf8e12f0992a29a6132682d86dda16", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e7c1fd9e7f654e19a377ad8d07aa0bf7eaf8e12f0992a29a6132682d86dda16", kill_on_drop: false }` [INFO] [stdout] 3e7c1fd9e7f654e19a377ad8d07aa0bf7eaf8e12f0992a29a6132682d86dda16 [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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 721b3ec9a6bfb2d70a7b7cde528951d8ab0faf661c557fd298e3c4a97ce5ccc5 [INFO] running `Command { std: "docker" "start" "-a" "721b3ec9a6bfb2d70a7b7cde528951d8ab0faf661c557fd298e3c4a97ce5ccc5", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.71 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling anyhow v1.0.40 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking sha-1 v0.9.4 [INFO] [stderr] Checking md-5 v0.9.1 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Compiling zerocopy-derive v0.2.0 [INFO] [stderr] Checking zerocopy v0.3.0 [INFO] [stderr] Checking thiserror v1.0.24 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking mini-db-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/btree/branch.rs:59:20 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn pair_at(&self, slot_id: usize) -> Pair { [INFO] [stdout] | ^^^^^ ---- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 59 | pub fn pair_at(&self, slot_id: usize) -> Pair<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/btree/leaf.rs:54:20 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn pair_at(&self, slot_id: usize) -> Pair { [INFO] [stdout] | ^^^^^ ---- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 54 | pub fn pair_at(&self, slot_id: usize) -> Pair<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/query.rs:38:14 [INFO] [stdout] | [INFO] [stdout] 38 | fn start(&self, bufmgr: &mut BufferPoolManager) -> Result; [INFO] [stdout] | ^^^^^ this lifetime flows to the output ----------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 38 | fn start(&self, bufmgr: &mut BufferPoolManager) -> Result>; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/query.rs:48:14 [INFO] [stdout] | [INFO] [stdout] 48 | fn start(&self, bufmgr: &mut BufferPoolManager) -> Result { [INFO] [stdout] | ^^^^^ this lifetime flows to the output ----------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 48 | fn start(&self, bufmgr: &mut BufferPoolManager) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/query.rs:86:14 [INFO] [stdout] | [INFO] [stdout] 86 | fn start(&self, bufmgr: &mut BufferPoolManager) -> Result { [INFO] [stdout] | ^^^^^ this lifetime flows to the output ----------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 86 | fn start(&self, bufmgr: &mut BufferPoolManager) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/btree/branch.rs:59:20 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn pair_at(&self, slot_id: usize) -> Pair { [INFO] [stdout] | ^^^^^ ---- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 59 | pub fn pair_at(&self, slot_id: usize) -> Pair<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/btree/leaf.rs:49:24 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn search_pair(&self, key: &[u8]) -> Option { [INFO] [stdout] | ^^^^^ ---- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 49 | pub fn search_pair(&self, key: &[u8]) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/btree/leaf.rs:54:20 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn pair_at(&self, slot_id: usize) -> Pair { [INFO] [stdout] | ^^^^^ ---- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 54 | pub fn pair_at(&self, slot_id: usize) -> Pair<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/query.rs:38:14 [INFO] [stdout] | [INFO] [stdout] 38 | fn start(&self, bufmgr: &mut BufferPoolManager) -> Result; [INFO] [stdout] | ^^^^^ this lifetime flows to the output ----------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 38 | fn start(&self, bufmgr: &mut BufferPoolManager) -> Result>; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/query.rs:48:14 [INFO] [stdout] | [INFO] [stdout] 48 | fn start(&self, bufmgr: &mut BufferPoolManager) -> Result { [INFO] [stdout] | ^^^^^ this lifetime flows to the output ----------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 48 | fn start(&self, bufmgr: &mut BufferPoolManager) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/query.rs:86:14 [INFO] [stdout] | [INFO] [stdout] 86 | fn start(&self, bufmgr: &mut BufferPoolManager) -> Result { [INFO] [stdout] | ^^^^^ this lifetime flows to the output ----------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 86 | fn start(&self, bufmgr: &mut BufferPoolManager) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.12s [INFO] running `Command { std: "docker" "inspect" "721b3ec9a6bfb2d70a7b7cde528951d8ab0faf661c557fd298e3c4a97ce5ccc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "721b3ec9a6bfb2d70a7b7cde528951d8ab0faf661c557fd298e3c4a97ce5ccc5", kill_on_drop: false }` [INFO] [stdout] 721b3ec9a6bfb2d70a7b7cde528951d8ab0faf661c557fd298e3c4a97ce5ccc5