[INFO] fetching crate rusty-leveldb 3.0.3...
[INFO] building rusty-leveldb-3.0.3 against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] extracting crate rusty-leveldb 3.0.3 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate rusty-leveldb 3.0.3 on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rusty-leveldb 3.0.3
[INFO] finished tweaking crates.io crate rusty-leveldb 3.0.3
[INFO] tweaked toml for crates.io crate rusty-leveldb 3.0.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate rusty-leveldb 3.0.3 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42a25cc997a7d2881e7f62afe4284423cf6725d41d079860810745e3e6cd3add
[INFO] running `Command { std: "docker" "start" "-a" "42a25cc997a7d2881e7f62afe4284423cf6725d41d079860810745e3e6cd3add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42a25cc997a7d2881e7f62afe4284423cf6725d41d079860810745e3e6cd3add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42a25cc997a7d2881e7f62afe4284423cf6725d41d079860810745e3e6cd3add", kill_on_drop: false }`
[INFO] [stdout] 42a25cc997a7d2881e7f62afe4284423cf6725d41d079860810745e3e6cd3add
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 139595feab5a138d843a1ebadccb1737d146c2a181e281baad32f2830b0a4e0e
[INFO] running `Command { std: "docker" "start" "-a" "139595feab5a138d843a1ebadccb1737d146c2a181e281baad32f2830b0a4e0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling snap v1.1.1
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling integer-encoding v3.0.4
[INFO] [stderr]    Compiling crc v3.2.1
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.93
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling errno v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rusty-leveldb v3.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/disk_env.rs:164:18
[INFO] [stdout]     |
[INFO] [stdout] 164 |             if f.unlock().is_err() {
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `unlock(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `File::unlock`
[INFO] [stdout]    --> src/lib.rs:26:1
[INFO] [stdout]     |
[INFO] [stdout] 26  + #![feature(file_lock)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/key_types.rs:74:25
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn memtable_key(&self) -> MemtableKey {
[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] 74 |     pub fn memtable_key(&self) -> MemtableKey<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/key_types.rs:79:21
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn user_key(&self) -> UserKey {
[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] 79 |     pub fn user_key(&self) -> UserKey<'_> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/key_types.rs:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn internal_key(&self) -> InternalKey {
[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] 84 |     pub fn internal_key(&self) -> InternalKey<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/skipmap.rs:136:37
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 if let Some(next) = (*current).skips[level] {
[INFO] [stdout]     |                                     ^^-------^^^^^^^^^^^^^^
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       this raw pointer has type `*const Node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Vec<Option<*mut Node>>`
[INFO] [stdout]    --> src/skipmap.rs:136:37
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 if let Some(next) = (*current).skips[level] {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 if let Some(next) = (&(*current).skips)[level] {
[INFO] [stdout]     |                                     ++                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/skipmap.rs:179:37
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 if let Some(next) = (*current).skips[level] {
[INFO] [stdout]     |                                     ^^-------^^^^^^^^^^^^^^
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       this raw pointer has type `*const Node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Vec<Option<*mut Node>>`
[INFO] [stdout]    --> src/skipmap.rs:179:37
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 if let Some(next) = (*current).skips[level] {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 if let Some(next) = (&(*current).skips)[level] {
[INFO] [stdout]     |                                     ++                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/skipmap.rs:225:37
[INFO] [stdout]     |
[INFO] [stdout] 225 |                 if let Some(next) = (*current).skips[level] {
[INFO] [stdout]     |                                     ^^-------^^^^^^^^^^^^^^
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       this raw pointer has type `*mut Node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Vec<Option<*mut Node>>`
[INFO] [stdout]    --> src/skipmap.rs:225:37
[INFO] [stdout]     |
[INFO] [stdout] 225 |                 if let Some(next) = (*current).skips[level] {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 225 |                 if let Some(next) = (&(*current).skips)[level] {
[INFO] [stdout]     |                                     ++                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/skipmap.rs:263:36
[INFO] [stdout]     |
[INFO] [stdout] 263 |                     new.skips[i] = (*prev).skips[i];
[INFO] [stdout]     |                                    ^^----^^^^^^^^^^
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      this raw pointer has type `*mut Node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Vec<Option<*mut Node>>`
[INFO] [stdout]    --> src/skipmap.rs:263:36
[INFO] [stdout]     |
[INFO] [stdout] 263 |                     new.skips[i] = (*prev).skips[i];
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 263 |                     new.skips[i] = (&(*prev).skips)[i];
[INFO] [stdout]     |                                    ++             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/skipmap.rs:264:21
[INFO] [stdout]     |
[INFO] [stdout] 264 |                     (*prev).skips[i] = Some(newp);
[INFO] [stdout]     |                     ^^----^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this raw pointer has type `*mut Node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&mut Vec<Option<*mut Node>>`
[INFO] [stdout]    --> src/skipmap.rs:264:21
[INFO] [stdout]     |
[INFO] [stdout] 264 |                     (*prev).skips[i] = Some(newp);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 264 |                     (&mut (*prev).skips)[i] = Some(newp);
[INFO] [stdout]     |                     +++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/skipmap.rs:296:37
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 if let Some(next) = (*current).skips[0] {
[INFO] [stdout]     |                                     ^^-------^^^^^^^^^^
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       this raw pointer has type `*const Node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Vec<Option<*mut Node>>`
[INFO] [stdout]    --> src/skipmap.rs:296:37
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 if let Some(next) = (*current).skips[0] {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 if let Some(next) = (&(*current).skips)[0] {
[INFO] [stdout]     |                                     ++                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/write_batch.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn iter(&self) -> WriteBatchIter {
[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] 89 |     pub fn iter(&self) -> WriteBatchIter<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.32s
[INFO] running `Command { std: "docker" "inspect" "139595feab5a138d843a1ebadccb1737d146c2a181e281baad32f2830b0a4e0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "139595feab5a138d843a1ebadccb1737d146c2a181e281baad32f2830b0a4e0e", kill_on_drop: false }`
[INFO] [stdout] 139595feab5a138d843a1ebadccb1737d146c2a181e281baad32f2830b0a4e0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf40669a6f5ef21021dfac98ea325538fa2b9e12bd0e475d4c6a31ca6f8514bd
[INFO] running `Command { std: "docker" "start" "-a" "cf40669a6f5ef21021dfac98ea325538fa2b9e12bd0e475d4c6a31ca6f8514bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/disk_env.rs:164:18
[INFO] [stdout]     |
[INFO] [stdout] 164 |             if f.unlock().is_err() {
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `unlock(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `File::unlock`
[INFO] [stdout]    --> src/lib.rs:26:1
[INFO] [stdout]     |
[INFO] [stdout] 26  + #![feature(file_lock)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/key_types.rs:74:25
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn memtable_key(&self) -> MemtableKey {
[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] 74 |     pub fn memtable_key(&self) -> MemtableKey<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/key_types.rs:79:21
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn user_key(&self) -> UserKey {
[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] 79 |     pub fn user_key(&self) -> UserKey<'_> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/key_types.rs:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn internal_key(&self) -> InternalKey {
[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] 84 |     pub fn internal_key(&self) -> InternalKey<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/skipmap.rs:136:37
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 if let Some(next) = (*current).skips[level] {
[INFO] [stdout]     |                                     ^^-------^^^^^^^^^^^^^^
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       this raw pointer has type `*const Node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Vec<Option<*mut Node>>`
[INFO] [stdout]    --> src/skipmap.rs:136:37
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 if let Some(next) = (*current).skips[level] {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 if let Some(next) = (&(*current).skips)[level] {
[INFO] [stdout]     |                                     ++                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/skipmap.rs:179:37
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 if let Some(next) = (*current).skips[level] {
[INFO] [stdout]     |                                     ^^-------^^^^^^^^^^^^^^
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       this raw pointer has type `*const Node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Vec<Option<*mut Node>>`
[INFO] [stdout]    --> src/skipmap.rs:179:37
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 if let Some(next) = (*current).skips[level] {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 if let Some(next) = (&(*current).skips)[level] {
[INFO] [stdout]     |                                     ++                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/skipmap.rs:225:37
[INFO] [stdout]     |
[INFO] [stdout] 225 |                 if let Some(next) = (*current).skips[level] {
[INFO] [stdout]     |                                     ^^-------^^^^^^^^^^^^^^
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       this raw pointer has type `*mut Node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Vec<Option<*mut Node>>`
[INFO] [stdout]    --> src/skipmap.rs:225:37
[INFO] [stdout]     |
[INFO] [stdout] 225 |                 if let Some(next) = (*current).skips[level] {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 225 |                 if let Some(next) = (&(*current).skips)[level] {
[INFO] [stdout]     |                                     ++                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/skipmap.rs:263:36
[INFO] [stdout]     |
[INFO] [stdout] 263 |                     new.skips[i] = (*prev).skips[i];
[INFO] [stdout]     |                                    ^^----^^^^^^^^^^
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      this raw pointer has type `*mut Node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Vec<Option<*mut Node>>`
[INFO] [stdout]    --> src/skipmap.rs:263:36
[INFO] [stdout]     |
[INFO] [stdout] 263 |                     new.skips[i] = (*prev).skips[i];
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 263 |                     new.skips[i] = (&(*prev).skips)[i];
[INFO] [stdout]     |                                    ++             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/skipmap.rs:264:21
[INFO] [stdout]     |
[INFO] [stdout] 264 |                     (*prev).skips[i] = Some(newp);
[INFO] [stdout]     |                     ^^----^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this raw pointer has type `*mut Node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&mut Vec<Option<*mut Node>>`
[INFO] [stdout]    --> src/skipmap.rs:264:21
[INFO] [stdout]     |
[INFO] [stdout] 264 |                     (*prev).skips[i] = Some(newp);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 264 |                     (&mut (*prev).skips)[i] = Some(newp);
[INFO] [stdout]     |                     +++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/skipmap.rs:296:37
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 if let Some(next) = (*current).skips[0] {
[INFO] [stdout]     |                                     ^^-------^^^^^^^^^^
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       this raw pointer has type `*const Node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Vec<Option<*mut Node>>`
[INFO] [stdout]    --> src/skipmap.rs:296:37
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 if let Some(next) = (*current).skips[0] {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 if let Some(next) = (&(*current).skips)[0] {
[INFO] [stdout]     |                                     ++                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/write_batch.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn iter(&self) -> WriteBatchIter {
[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] 89 |     pub fn iter(&self) -> WriteBatchIter<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling time v0.3.37
[INFO] [stderr]    Compiling time-test v0.3.0
[INFO] [stderr]    Compiling rusty-leveldb v3.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/disk_env.rs:164:18
[INFO] [stdout]     |
[INFO] [stdout] 164 |             if f.unlock().is_err() {
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `unlock(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `File::unlock`
[INFO] [stdout]    --> src/lib.rs:26:1
[INFO] [stdout]     |
[INFO] [stdout] 26  + #![feature(file_lock)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/key_types.rs:74:25
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn memtable_key(&self) -> MemtableKey {
[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] 74 |     pub fn memtable_key(&self) -> MemtableKey<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/key_types.rs:79:21
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn user_key(&self) -> UserKey {
[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] 79 |     pub fn user_key(&self) -> UserKey<'_> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/key_types.rs:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn internal_key(&self) -> InternalKey {
[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] 84 |     pub fn internal_key(&self) -> InternalKey<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/skipmap.rs:136:37
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 if let Some(next) = (*current).skips[level] {
[INFO] [stdout]     |                                     ^^-------^^^^^^^^^^^^^^
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       this raw pointer has type `*const Node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Vec<Option<*mut Node>>`
[INFO] [stdout]    --> src/skipmap.rs:136:37
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 if let Some(next) = (*current).skips[level] {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 if let Some(next) = (&(*current).skips)[level] {
[INFO] [stdout]     |                                     ++                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/skipmap.rs:179:37
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 if let Some(next) = (*current).skips[level] {
[INFO] [stdout]     |                                     ^^-------^^^^^^^^^^^^^^
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       this raw pointer has type `*const Node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Vec<Option<*mut Node>>`
[INFO] [stdout]    --> src/skipmap.rs:179:37
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 if let Some(next) = (*current).skips[level] {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 if let Some(next) = (&(*current).skips)[level] {
[INFO] [stdout]     |                                     ++                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/skipmap.rs:225:37
[INFO] [stdout]     |
[INFO] [stdout] 225 |                 if let Some(next) = (*current).skips[level] {
[INFO] [stdout]     |                                     ^^-------^^^^^^^^^^^^^^
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       this raw pointer has type `*mut Node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Vec<Option<*mut Node>>`
[INFO] [stdout]    --> src/skipmap.rs:225:37
[INFO] [stdout]     |
[INFO] [stdout] 225 |                 if let Some(next) = (*current).skips[level] {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 225 |                 if let Some(next) = (&(*current).skips)[level] {
[INFO] [stdout]     |                                     ++                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/skipmap.rs:263:36
[INFO] [stdout]     |
[INFO] [stdout] 263 |                     new.skips[i] = (*prev).skips[i];
[INFO] [stdout]     |                                    ^^----^^^^^^^^^^
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      this raw pointer has type `*mut Node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Vec<Option<*mut Node>>`
[INFO] [stdout]    --> src/skipmap.rs:263:36
[INFO] [stdout]     |
[INFO] [stdout] 263 |                     new.skips[i] = (*prev).skips[i];
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 263 |                     new.skips[i] = (&(*prev).skips)[i];
[INFO] [stdout]     |                                    ++             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/skipmap.rs:264:21
[INFO] [stdout]     |
[INFO] [stdout] 264 |                     (*prev).skips[i] = Some(newp);
[INFO] [stdout]     |                     ^^----^^^^^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this raw pointer has type `*mut Node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&mut Vec<Option<*mut Node>>`
[INFO] [stdout]    --> src/skipmap.rs:264:21
[INFO] [stdout]     |
[INFO] [stdout] 264 |                     (*prev).skips[i] = Some(newp);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 264 |                     (&mut (*prev).skips)[i] = Some(newp);
[INFO] [stdout]     |                     +++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/skipmap.rs:296:37
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 if let Some(next) = (*current).skips[0] {
[INFO] [stdout]     |                                     ^^-------^^^^^^^^^^
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       this raw pointer has type `*const Node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&Vec<Option<*mut Node>>`
[INFO] [stdout]    --> src/skipmap.rs:296:37
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 if let Some(next) = (*current).skips[0] {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 if let Some(next) = (&(*current).skips)[0] {
[INFO] [stdout]     |                                     ++                +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/write_batch.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn iter(&self) -> WriteBatchIter {
[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] 89 |     pub fn iter(&self) -> WriteBatchIter<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.20s
[INFO] running `Command { std: "docker" "inspect" "cf40669a6f5ef21021dfac98ea325538fa2b9e12bd0e475d4c6a31ca6f8514bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf40669a6f5ef21021dfac98ea325538fa2b9e12bd0e475d4c6a31ca6f8514bd", kill_on_drop: false }`
[INFO] [stdout] cf40669a6f5ef21021dfac98ea325538fa2b9e12bd0e475d4c6a31ca6f8514bd