[INFO] updating cached repository https://github.com/HewlettPackard/shoveller
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f431dd55155709767202ab328a218b4e7f674c04
[INFO] checking HewlettPackard/shoveller against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHewlettPackard%2Fshoveller" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HewlettPackard/shoveller on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/HewlettPackard/shoveller
[INFO] finished tweaking git repo https://github.com/HewlettPackard/shoveller
[INFO] tweaked toml for git repo https://github.com/HewlettPackard/shoveller written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/HewlettPackard/shoveller already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ec621a82dee893aacaa29e40e47c32b36bf7d8bfc93903cfcb8561a2dd3ca1ce
[INFO] running `"docker" "start" "-a" "ec621a82dee893aacaa29e40e47c32b36bf7d8bfc93903cfcb8561a2dd3ca1ce"`
[INFO] [stderr]     Checking kvs-lsm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/kvs/meta.rs:189:1
[INFO] [stderr]     |
[INFO] [stderr] 189 |   /// Global epoch tracker for each thread.
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 190 | / lazy_static! {
[INFO] [stderr] 191 | |     static ref EPOCH_TABLE: EpochTable = { EpochTable::new() };
[INFO] [stderr] 192 | |     // can add others here
[INFO] [stderr] 193 | | }
[INFO] [stderr]     | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/kvs/meta.rs:248:1
[INFO] [stderr]     |
[INFO] [stderr] 248 | / /// Thread-local epoch state. Just a pointer to a slot's entry.
[INFO] [stderr] 249 | | /// UnsafeCell gives us fast mutable access when we update (pin).
[INFO] [stderr]     | |_________________________________________________________________^
[INFO] [stderr] 250 | / thread_local!(
[INFO] [stderr] 251 | |     static EPOCH_SLOT: EpochSlotHold = EpochSlotHold::new();
[INFO] [stderr] 252 | | );
[INFO] [stderr]     | |__- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/kvs/meta.rs:189:1
[INFO] [stderr]     |
[INFO] [stderr] 189 |   /// Global epoch tracker for each thread.
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 190 | / lazy_static! {
[INFO] [stderr] 191 | |     static ref EPOCH_TABLE: EpochTable = { EpochTable::new() };
[INFO] [stderr] 192 | |     // can add others here
[INFO] [stderr] 193 | | }
[INFO] [stderr]     | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/kvs/meta.rs:248:1
[INFO] [stderr]     |
[INFO] [stderr] 248 | / /// Thread-local epoch state. Just a pointer to a slot's entry.
[INFO] [stderr] 249 | | /// UnsafeCell gives us fast mutable access when we update (pin).
[INFO] [stderr]     | |_________________________________________________________________^
[INFO] [stderr] 250 | / thread_local!(
[INFO] [stderr] 251 | |     static EPOCH_SLOT: EpochSlotHold = EpochSlotHold::new();
[INFO] [stderr] 252 | | );
[INFO] [stderr]     | |__- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/kvs/common.rs:300:26
[INFO] [stderr]     |
[INFO] [stderr] 300 | pub type Status = Result<(usize), ErrorCode>;
[INFO] [stderr]     |                          ^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/kvs/segment.rs:997:50
[INFO] [stderr]     |
[INFO] [stderr] 997 |             let mut entry = EntryHeader::empty();;
[INFO] [stderr]     |                                                  ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolon)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]     --> src/kvs/segment.rs:1021:46
[INFO] [stderr]      |
[INFO] [stderr] 1021 |         let mut entry = EntryHeader::empty();;
[INFO] [stderr]      |                                              ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/kvs/compaction.rs:368:75
[INFO] [stderr]     |
[INFO] [stderr] 368 |     fn __dump_candidates(&self, guard: &pl::MutexGuard<Vec<Candidate>>) { ; }
[INFO] [stderr]     |                                                                           ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/kvs/thelog.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | / macro_rules! rlock {
[INFO] [stderr] 46 | |     ( $segref:expr ) => {
[INFO] [stderr] 47 | |         $segref.unwrap().read().unwrap()
[INFO] [stderr] 48 | |     }
[INFO] [stderr] 49 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/kvs/thelog.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | / macro_rules! wlock {
[INFO] [stderr] 53 | |     ( $segref:expr ) => {
[INFO] [stderr] 54 | |         $segref.unwrap().write().unwrap()
[INFO] [stderr] 55 | |     }
[INFO] [stderr] 56 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/kvs/hashtable.rs:461:13
[INFO] [stderr]     |
[INFO] [stderr] 461 |             ;
[INFO] [stderr]     |             ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/kvs/mcs.rs:80:38
[INFO] [stderr]    |
[INFO] [stderr] 80 |             while slot.is_locked() { ; }
[INFO] [stderr]    |                                      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/kvs/meta.rs:190:1
[INFO] [stderr]     |
[INFO] [stderr] 190 | / lazy_static! {
[INFO] [stderr] 191 | |     static ref EPOCH_TABLE: EpochTable = { EpochTable::new() };
[INFO] [stderr] 192 | |     // can add others here
[INFO] [stderr] 193 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/kvs/meta.rs:190:1
[INFO] [stderr]     |
[INFO] [stderr] 190 | / lazy_static! {
[INFO] [stderr] 191 | |     static ref EPOCH_TABLE: EpochTable = { EpochTable::new() };
[INFO] [stderr] 192 | |     // can add others here
[INFO] [stderr] 193 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/kvs/numa.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | / lazy_static! {
[INFO] [stderr] 56 | |     pub static ref NODE_MAP: NodeMap = { NodeMap::new() };
[INFO] [stderr] 57 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/kvs/numa.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | / lazy_static! {
[INFO] [stderr] 56 | |     pub static ref NODE_MAP: NodeMap = { NodeMap::new() };
[INFO] [stderr] 57 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]     --> src/kvs/hashtable.rs:1074:23
[INFO] [stderr]      |
[INFO] [stderr] 1074 |         let mut sip = hash::SipHasher::new();
[INFO] [stderr]      |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/kvs/logger.rs:24:23
[INFO] [stderr]    |
[INFO] [stderr] 24 | use std::sync::{Once, ONCE_INIT};
[INFO] [stderr]    |                       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/kvs/logger.rs:80:22
[INFO] [stderr]    |
[INFO] [stderr] 80 | static START: Once = ONCE_INIT;
[INFO] [stderr]    |                      ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `kvs::LSM`
[INFO] [stderr]    --> src/kvs/compaction.rs:887:15
[INFO] [stderr]     |
[INFO] [stderr] 887 |     use kvs::{LSM};
[INFO] [stderr]     |               ^^^ no `LSM` in `kvs`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/kvs/common.rs:300:26
[INFO] [stderr]     |
[INFO] [stderr] 300 | pub type Status = Result<(usize), ErrorCode>;
[INFO] [stderr]     |                          ^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/kvs/segment.rs:997:50
[INFO] [stderr]     |
[INFO] [stderr] 997 |             let mut entry = EntryHeader::empty();;
[INFO] [stderr]     |                                                  ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolon)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]     --> src/kvs/segment.rs:1021:46
[INFO] [stderr]      |
[INFO] [stderr] 1021 |         let mut entry = EntryHeader::empty();;
[INFO] [stderr]      |                                              ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/kvs/compaction.rs:368:75
[INFO] [stderr]     |
[INFO] [stderr] 368 |     fn __dump_candidates(&self, guard: &pl::MutexGuard<Vec<Candidate>>) { ; }
[INFO] [stderr]     |                                                                           ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/kvs/thelog.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | / macro_rules! rlock {
[INFO] [stderr] 46 | |     ( $segref:expr ) => {
[INFO] [stderr] 47 | |         $segref.unwrap().read().unwrap()
[INFO] [stderr] 48 | |     }
[INFO] [stderr] 49 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/kvs/thelog.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | / macro_rules! wlock {
[INFO] [stderr] 53 | |     ( $segref:expr ) => {
[INFO] [stderr] 54 | |         $segref.unwrap().write().unwrap()
[INFO] [stderr] 55 | |     }
[INFO] [stderr] 56 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/kvs/hashtable.rs:461:13
[INFO] [stderr]     |
[INFO] [stderr] 461 |             ;
[INFO] [stderr]     |             ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/kvs/mcs.rs:80:38
[INFO] [stderr]    |
[INFO] [stderr] 80 |             while slot.is_locked() { ; }
[INFO] [stderr]    |                                      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher::new': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]     --> src/kvs/hashtable.rs:1074:23
[INFO] [stderr]      |
[INFO] [stderr] 1074 |         let mut sip = hash::SipHasher::new();
[INFO] [stderr]      |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/kvs/meta.rs:190:1
[INFO] [stderr]     |
[INFO] [stderr] 190 | / lazy_static! {
[INFO] [stderr] 191 | |     static ref EPOCH_TABLE: EpochTable = { EpochTable::new() };
[INFO] [stderr] 192 | |     // can add others here
[INFO] [stderr] 193 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/kvs/meta.rs:190:1
[INFO] [stderr]     |
[INFO] [stderr] 190 | / lazy_static! {
[INFO] [stderr] 191 | |     static ref EPOCH_TABLE: EpochTable = { EpochTable::new() };
[INFO] [stderr] 192 | |     // can add others here
[INFO] [stderr] 193 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/kvs/numa.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | / lazy_static! {
[INFO] [stderr] 56 | |     pub static ref NODE_MAP: NodeMap = { NodeMap::new() };
[INFO] [stderr] 57 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/kvs/numa.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | / lazy_static! {
[INFO] [stderr] 56 | |     pub static ref NODE_MAP: NodeMap = { NodeMap::new() };
[INFO] [stderr] 57 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]     --> src/kvs/hashtable.rs:1074:23
[INFO] [stderr]      |
[INFO] [stderr] 1074 |         let mut sip = hash::SipHasher::new();
[INFO] [stderr]      |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/kvs/logger.rs:24:23
[INFO] [stderr]    |
[INFO] [stderr] 24 | use std::sync::{Once, ONCE_INIT};
[INFO] [stderr]    |                       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/kvs/logger.rs:80:22
[INFO] [stderr]    |
[INFO] [stderr] 80 | static START: Once = ONCE_INIT;
[INFO] [stderr]    |                      ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `alloc` found for type `kvs::segment::SegmentManager` in the current scope
[INFO] [stderr]     --> src/kvs/segment.rs:1619:26
[INFO] [stderr]      |
[INFO] [stderr] 1068 | pub struct SegmentManager {
[INFO] [stderr]      | ------------------------- method `alloc` not found for this
[INFO] [stderr] ...
[INFO] [stderr] 1619 |         let segref = mgr.alloc().unwrap();
[INFO] [stderr]      |                          ^^^^^ method not found in `kvs::segment::SegmentManager`
[INFO] [stderr]      |
[INFO] [stderr]      = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stderr]      = note: the following traits define an item `alloc`, perhaps you need to implement one of them:
[INFO] [stderr]              candidate #1: `std::alloc::GlobalAlloc`
[INFO] [stderr]              candidate #2: `std::alloc::Alloc`
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 2 parameters but 1 parameter was supplied
[INFO] [stderr]    --> src/kvs/lsm.rs:518:28
[INFO] [stderr]     |
[INFO] [stderr] 339 |     pub fn get_object(&self, key: u64, buf: &mut [u8]) -> Status {
[INFO] [stderr]     |     ------------------------------------------------------------ defined here
[INFO] [stderr] ...
[INFO] [stderr] 518 |         let (st,opt) = kvs.get_object(key);
[INFO] [stderr]     |                            ^^^^^^^^^^ expected 2 parameters
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/kvs/lsm.rs:518:13
[INFO] [stderr]     |
[INFO] [stderr] 518 |         let (st,opt) = kvs.get_object(key);
[INFO] [stderr]     |             ^^^^^^^^ expected enum `std::result::Result`, found tuple
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected enum `std::result::Result<usize, kvs::common::ErrorCode>`
[INFO] [stderr]               found tuple `(_, _)`
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 2 parameters but 1 parameter was supplied
[INFO] [stderr]    --> src/kvs/lsm.rs:562:32
[INFO] [stderr]     |
[INFO] [stderr] 339 |     pub fn get_object(&self, key: u64, buf: &mut [u8]) -> Status {
[INFO] [stderr]     |     ------------------------------------------------------------ defined here
[INFO] [stderr] ...
[INFO] [stderr] 562 |             let (st,opt) = kvs.get_object(key);
[INFO] [stderr]     |                                ^^^^^^^^^^ expected 2 parameters
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/kvs/lsm.rs:562:17
[INFO] [stderr]     |
[INFO] [stderr] 562 |             let (st,opt) = kvs.get_object(key);
[INFO] [stderr]     |                 ^^^^^^^^ expected enum `std::result::Result`, found tuple
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected enum `std::result::Result<usize, kvs::common::ErrorCode>`
[INFO] [stderr]               found tuple `(_, _)`
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 2 parameters but 1 parameter was supplied
[INFO] [stderr]    --> src/kvs/lsm.rs:582:32
[INFO] [stderr]     |
[INFO] [stderr] 339 |     pub fn get_object(&self, key: u64, buf: &mut [u8]) -> Status {
[INFO] [stderr]     |     ------------------------------------------------------------ defined here
[INFO] [stderr] ...
[INFO] [stderr] 582 |             let (st,opt) = kvs.get_object(key);
[INFO] [stderr]     |                                ^^^^^^^^^^ expected 2 parameters
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/kvs/lsm.rs:582:17
[INFO] [stderr]     |
[INFO] [stderr] 582 |             let (st,opt) = kvs.get_object(key);
[INFO] [stderr]     |                 ^^^^^^^^ expected enum `std::result::Result`, found tuple
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected enum `std::result::Result<usize, kvs::common::ErrorCode>`
[INFO] [stderr]               found tuple `(_, _)`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/segment.rs:359:20
[INFO] [stderr]     |
[INFO] [stderr] 359 |                 if unlikely!(nr > 0) {
[INFO] [stderr]     |                    ----------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133)
[INFO] [stderr]    --> src/kvs/segment.rs:498:10
[INFO] [stderr]     |
[INFO] [stderr] 498 | #[derive(Debug)]
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(safe_packed_borrows)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/segment.rs:652:12
[INFO] [stderr]     |
[INFO] [stderr] 652 |         if unlikely!(self.closed) {
[INFO] [stderr]     |            ---------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/segment.rs:654:19
[INFO] [stderr]     |
[INFO] [stderr] 654 |         } else if unlikely!(!self.can_hold(buf)) {
[INFO] [stderr]     |                   ------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/segment.rs:657:16
[INFO] [stderr]     |
[INFO] [stderr] 657 |             if unlikely!(0 == buf.vlen) {
[INFO] [stderr]     |                ------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:28:22
[INFO] [stderr]     |
[INFO] [stderr] 28  |     ( $b:expr ) => { unsafe { intrinsics::likely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/segment.rs:666:16
[INFO] [stderr]     |
[INFO] [stderr] 666 |             if likely!(buf.copy) {
[INFO] [stderr]     |                ----------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]     --> src/kvs/macros.rs:34:22
[INFO] [stderr]      |
[INFO] [stderr] 34   |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]      |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]      | 
[INFO] [stderr]     ::: src/kvs/segment.rs:1320:12
[INFO] [stderr]      |
[INFO] [stderr] 1320 |         if unlikely!(c > 1) {
[INFO] [stderr]      |            ---------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]     --> src/kvs/macros.rs:34:22
[INFO] [stderr]      |
[INFO] [stderr] 34   |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]      |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]      | 
[INFO] [stderr]     ::: src/kvs/segment.rs:1345:16
[INFO] [stderr]      |
[INFO] [stderr] 1345 |             if unlikely!(opt.is_none()) {
[INFO] [stderr]      |                ------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133)
[INFO] [stderr]   --> src/kvs/thelog.rs:65:10
[INFO] [stderr]    |
[INFO] [stderr] 65 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/thelog.rs:168:12
[INFO] [stderr]     |
[INFO] [stderr] 168 |         if unlikely!(self.segment.is_none()) {
[INFO] [stderr]     |            --------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/thelog.rs:177:12
[INFO] [stderr]     |
[INFO] [stderr] 177 |         if unlikely!(roll) {
[INFO] [stderr]     |            --------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:28:22
[INFO] [stderr]     |
[INFO] [stderr] 28  |     ( $b:expr ) => { unsafe { intrinsics::likely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/thelog.rs:295:16
[INFO] [stderr]     |
[INFO] [stderr] 295 |             if likely!(opt.is_some()) {
[INFO] [stderr]     |                ---------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:28:22
[INFO] [stderr]     |
[INFO] [stderr] 28  |     ( $b:expr ) => { unsafe { intrinsics::likely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/thelog.rs:327:12
[INFO] [stderr]     |
[INFO] [stderr] 327 |         if likely!(remain > (head_len + key_len)) {
[INFO] [stderr]     |            -------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:28:22
[INFO] [stderr]     |
[INFO] [stderr] 28  |     ( $b:expr ) => { unsafe { intrinsics::likely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/thelog.rs:332:16
[INFO] [stderr]     |
[INFO] [stderr] 332 |             if likely!(size <= remain) {
[INFO] [stderr]     |                ----------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:28:22
[INFO] [stderr]     |
[INFO] [stderr] 28  |     ( $b:expr ) => { unsafe { intrinsics::likely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/hashtable.rs:181:16
[INFO] [stderr]     |
[INFO] [stderr] 181 |             if likely!(is_even(v)) { break; }
[INFO] [stderr]     |                ------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:28:22
[INFO] [stderr]     |
[INFO] [stderr] 28  |     ( $b:expr ) => { unsafe { intrinsics::likely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/hashtable.rs:230:16
[INFO] [stderr]     |
[INFO] [stderr] 230 |             if likely!(is_even(v)) {
[INFO] [stderr]     |                ------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/hashtable.rs:519:16
[INFO] [stderr]     |
[INFO] [stderr] 519 |             if unlikely!(v != tver) {
[INFO] [stderr]     |                -------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/hashtable.rs:530:16
[INFO] [stderr]     |
[INFO] [stderr] 530 |             if unlikely!(e.is_none() && inv.is_none()) {
[INFO] [stderr]     |                --------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/hashtable.rs:546:16
[INFO] [stderr]     |
[INFO] [stderr] 546 |             if unlikely!(tver != self.version()) {
[INFO] [stderr]     |                --------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/hashtable.rs:603:16
[INFO] [stderr]     |
[INFO] [stderr] 603 |             if unlikely!(v != tver) {
[INFO] [stderr]     |                -------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/hashtable.rs:615:28
[INFO] [stderr]     |
[INFO] [stderr] 615 |                         || unlikely!(self.version() != tver);
[INFO] [stderr]     |                            --------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/hashtable.rs:627:16
[INFO] [stderr]     |
[INFO] [stderr] 627 |             if unlikely!(self.version() != tver) {
[INFO] [stderr]     |                --------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/hashtable.rs:656:16
[INFO] [stderr]     |
[INFO] [stderr] 656 |             if unlikely!(v != tver) {
[INFO] [stderr]     |                -------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/hashtable.rs:686:16
[INFO] [stderr]     |
[INFO] [stderr] 686 |             if unlikely!(tver != self.version()) {
[INFO] [stderr]     |                --------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/hashtable.rs:728:16
[INFO] [stderr]     |
[INFO] [stderr] 728 |             if unlikely!(v != tver) {
[INFO] [stderr]     |                -------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/hashtable.rs:738:16
[INFO] [stderr]     |
[INFO] [stderr] 738 |             if unlikely!(tver != self.version()) {
[INFO] [stderr]     |                --------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/hashtable.rs:789:16
[INFO] [stderr]     |
[INFO] [stderr] 789 |             if unlikely!(v != tver) {
[INFO] [stderr]     |                -------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/hashtable.rs:800:16
[INFO] [stderr]     |
[INFO] [stderr] 800 |             if unlikely!(e.is_none() && inv.is_none()) {
[INFO] [stderr]     |                --------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/hashtable.rs:812:16
[INFO] [stderr]     |
[INFO] [stderr] 812 |             if unlikely!(tver != self.version()) {
[INFO] [stderr]     |                --------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/hashtable.rs:873:16
[INFO] [stderr]     |
[INFO] [stderr] 873 |             if unlikely!(v != tver) {
[INFO] [stderr]     |                -------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/kvs/macros.rs:34:22
[INFO] [stderr]     |
[INFO] [stderr] 34  |     ( $b:expr ) => { unsafe { intrinsics::unlikely($b) } }
[INFO] [stderr]     |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/kvs/hashtable.rs:889:16
[INFO] [stderr]     |
[INFO] [stderr] 889 |             if unlikely!(tver != self.version()) {
[INFO] [stderr]     |                --------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] error[E0636]: the feature `core_intrinsics` has already been declared
[INFO] [stderr]   --> src/lib.rs:39:12
[INFO] [stderr]    |
[INFO] [stderr] 39 | #![feature(core_intrinsics)]
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher::new': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]     --> src/kvs/hashtable.rs:1074:23
[INFO] [stderr]      |
[INFO] [stderr] 1074 |         let mut sip = hash::SipHasher::new();
[INFO] [stderr]      |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]   --> src/kvs/thelog.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     1/ALLOC_NBLKS_VAR;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0636`.
[INFO] [stderr] error: could not compile `kvs-lsm`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0061, E0308, E0432, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `kvs-lsm`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "ec621a82dee893aacaa29e40e47c32b36bf7d8bfc93903cfcb8561a2dd3ca1ce"`
[INFO] running `"docker" "rm" "-f" "ec621a82dee893aacaa29e40e47c32b36bf7d8bfc93903cfcb8561a2dd3ca1ce"`
[INFO] [stdout] ec621a82dee893aacaa29e40e47c32b36bf7d8bfc93903cfcb8561a2dd3ca1ce