[INFO] cloning repository https://github.com/gorazdko/ekv_storage_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gorazdko/ekv_storage_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgorazdko%2Fekv_storage_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgorazdko%2Fekv_storage_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 20d743f19e3cac6ac511762f015b891769d6ffc4
[INFO] checking gorazdko/ekv_storage_test/20d743f19e3cac6ac511762f015b891769d6ffc4 against 656a9da186dacaf3bf8f7f7296a825d256cb4ae3 for pr-158915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgorazdko%2Fekv_storage_test" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
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[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/gorazdko/ekv_storage_test
[INFO] finished tweaking git repo https://github.com/gorazdko/ekv_storage_test
[INFO] tweaked toml for git repo https://github.com/gorazdko/ekv_storage_test written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gorazdko/ekv_storage_test on toolchain 656a9da186dacaf3bf8f7f7296a825d256cb4ae3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+656a9da186dacaf3bf8f7f7296a825d256cb4ae3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gorazdko/ekv_storage_test 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" "+656a9da186dacaf3bf8f7f7296a825d256cb4ae3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `ekv_fetch_and_updates` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-5-tc1/source/target/.../ekv_fetch_and_updates
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `ekv-fetch-and-updates`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/ekv_fetch_and_updates.rs
[INFO] [stderr] 1 + src/bin/ekv-fetch-and-updates.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `ekv_fetch_while_writing` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-5-tc1/source/target/.../ekv_fetch_while_writing
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `ekv-fetch-while-writing`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/ekv_fetch_while_writing.rs
[INFO] [stderr] 1 + src/bin/ekv-fetch-while-writing.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `poc_external` (manifest) generated 2 warnings
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded panic-probe v1.0.0
[INFO] [stderr]   Downloaded embassy-time-driver v0.2.1
[INFO] [stderr]   Downloaded static_cell v1.3.0
[INFO] [stderr]   Downloaded embassy-nrf v0.3.1
[INFO] [stderr]   Downloaded embassy-time-queue-utils v0.1.0
[INFO] [stderr]   Downloaded embassy-executor-macros v0.6.2
[INFO] [stderr]   Downloaded embassy-usb-driver v0.1.1
[INFO] [stderr]   Downloaded embassy-embedded-hal v0.3.2
[INFO] [stderr]   Downloaded defmt-rtt v1.1.0
[INFO] [stderr]   Downloaded embassy-embedded-hal v0.4.0
[INFO] [stderr]   Downloaded embassy-executor v0.7.0
[INFO] [stderr]   Downloaded embassy-hal-internal v0.3.0
[INFO] [stderr]   Downloaded ekv v1.0.0
[INFO] [stderr]   Downloaded fixed v1.29.0
[INFO] [stderr]   Downloaded nrf-pac v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 10a498976d84d60de44bcf051a11ab6c6ef0be4e8637d9478ca3bf5549d18c00
[INFO] running `Command { std: "docker" "start" "10a498976d84d60de44bcf051a11ab6c6ef0be4e8637d9478ca3bf5549d18c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10a498976d84d60de44bcf051a11ab6c6ef0be4e8637d9478ca3bf5549d18c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "10a498976d84d60de44bcf051a11ab6c6ef0be4e8637d9478ca3bf5549d18c00" "/opt/rustwide/cargo-home/bin/cargo" "+656a9da186dacaf3bf8f7f7296a825d256cb4ae3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10a498976d84d60de44bcf051a11ab6c6ef0be4e8637d9478ca3bf5549d18c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "10a498976d84d60de44bcf051a11ab6c6ef0be4e8637d9478ca3bf5549d18c00" "/opt/rustwide/cargo-home/bin/cargo" "+656a9da186dacaf3bf8f7f7296a825d256cb4ae3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `ekv_fetch_and_updates` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../ekv_fetch_and_updates
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `ekv-fetch-and-updates`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/ekv_fetch_and_updates.rs
[INFO] [stderr] 1 + src/bin/ekv-fetch-and-updates.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `ekv_fetch_while_writing` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../ekv_fetch_while_writing
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `ekv-fetch-while-writing`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/ekv_fetch_while_writing.rs
[INFO] [stderr] 1 + src/bin/ekv-fetch-while-writing.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `poc_external` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling defmt v1.0.1
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]    Compiling defmt-macros v1.0.1
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking embedded-io v0.6.1
[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal-async v1.0.0
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]    Compiling embassy-sync v0.6.2
[INFO] [stderr]    Compiling embassy-hal-internal v0.3.0
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling zerocopy v0.8.28
[INFO] [stderr]    Compiling cortex-m-rt v0.7.5
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling embassy-time-driver v0.2.1
[INFO] [stderr]    Compiling embassy-sync v0.7.2
[INFO] [stderr]    Compiling embassy-executor v0.7.0
[INFO] [stderr]     Checking embedded-storage v0.3.1
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling embassy-time-queue-utils v0.1.0
[INFO] [stderr]    Compiling nrf-pac v0.1.0
[INFO] [stderr]    Compiling embassy-hal-internal v0.2.0
[INFO] [stderr]     Checking embedded-storage-async v0.4.1
[INFO] [stderr]    Compiling fixed v1.29.0
[INFO] [stderr]     Checking embassy-futures v0.1.2
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]    Compiling defmt-rtt v1.1.0
[INFO] [stderr]    Compiling panic-probe v1.0.0
[INFO] [stderr]    Compiling ekv v1.0.0
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]     Checking embassy-embedded-hal v0.4.0
[INFO] [stderr]     Checking static_cell v1.3.0
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling zerocopy-derive v0.8.28
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.5
[INFO] [stderr]    Compiling defmt-parser v1.0.0
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling embassy-executor-macros v0.6.2
[INFO] [stderr]     Checking defmt v0.3.100
[INFO] [stderr]     Checking embassy-usb-driver v0.1.1
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking embassy-time v0.4.0
[INFO] [stderr]     Checking embassy-embedded-hal v0.3.2
[INFO] [stderr]     Checking embassy-nrf v0.3.1
[INFO] [stderr]     Checking poc_external v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `embassy_sync::blocking_mutex::raw::ThreadModeRawMutex`
[INFO] [stdout]   --> src/bin/ekv_fetch_while_writing.rs:27:66
[INFO] [stdout]    |
[INFO] [stdout] 27 |     blocking_mutex::raw::{CriticalSectionRawMutex, NoopRawMutex, ThreadModeRawMutex},
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^^^^^^ no `ThreadModeRawMutex` in `blocking_mutex::raw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/bin/ekv_fetch_while_writing.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 | / /// Test ekv_fetch_and_updates showed that when writing a new offline access list to the
[INFO] [stdout]  5 | | /// storage, it may happen on occasion that the process takes a lot of time, i.e. 2 minutes.
[INFO] [stdout]  6 | | /// In this test, we wonder what happens if the tag is detected by the online reader, and wants
[INFO] [stdout]  7 | | /// to fetch an offline access list while someone (this will be Scantron Server) is writing to
[INFO] [stdout] ...  |
[INFO] [stdout] 10 | | /// responsible for writing. This results in a unfinished flash write which is garbage collected
[INFO] [stdout] 11 | | /// by the library eventually.
[INFO] [stdout]    | |_-----------------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AtomicU32`
[INFO] [stdout]   --> src/bin/ekv_fetch_while_writing.rs:18:38
[INFO] [stdout]    |
[INFO] [stdout] 18 | use core::sync::atomic::{AtomicBool, AtomicU32, Ordering};
[INFO] [stdout]    |                                      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `flash::PageID`
[INFO] [stdout]   --> src/bin/ekv_fetch_while_writing.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 | use ekv::{flash::PageID, Config, Database};
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CriticalSectionRawMutex` and `mutex::Mutex`
[INFO] [stdout]   --> src/bin/ekv_fetch_while_writing.rs:27:27
[INFO] [stdout]    |
[INFO] [stdout] 27 |     blocking_mutex::raw::{CriticalSectionRawMutex, NoopRawMutex, ThreadModeRawMutex},
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 28 |     mutex::Mutex,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/bin/ekv_fetch_and_updates.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / /// This test is about populating the external storage with offline access lists,
[INFO] [stdout] 5 | | /// performing updates to the lists, and fetching a desired list.
[INFO] [stdout]   | |_----------------------------------------------------------------^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]   = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AtomicU32`
[INFO] [stdout]   --> src/bin/ekv_fetch_and_updates.rs:12:26
[INFO] [stdout]    |
[INFO] [stdout] 12 | use core::sync::atomic::{AtomicU32, Ordering};
[INFO] [stdout]    |                          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `flash::PageID`
[INFO] [stdout]   --> src/bin/ekv_fetch_and_updates.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | use ekv::{flash::PageID, Config, Database};
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/bin/ekv_fetch_and_updates.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / /// This test is about populating the external storage with offline access lists,
[INFO] [stdout] 5 | | /// performing updates to the lists, and fetching a desired list.
[INFO] [stdout]   | |_----------------------------------------------------------------^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]   = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AtomicU32`
[INFO] [stdout]   --> src/bin/ekv_fetch_and_updates.rs:12:26
[INFO] [stdout]    |
[INFO] [stdout] 12 | use core::sync::atomic::{AtomicU32, Ordering};
[INFO] [stdout]    |                          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `flash::PageID`
[INFO] [stdout]   --> src/bin/ekv_fetch_and_updates.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | use ekv::{flash::PageID, Config, Database};
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `embassy_sync::blocking_mutex::raw::ThreadModeRawMutex`
[INFO] [stdout]   --> src/bin/ekv_fetch_while_writing.rs:27:66
[INFO] [stdout]    |
[INFO] [stdout] 27 |     blocking_mutex::raw::{CriticalSectionRawMutex, NoopRawMutex, ThreadModeRawMutex},
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^^^^^^ no `ThreadModeRawMutex` in `blocking_mutex::raw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/bin/ekv_fetch_while_writing.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 | / /// Test ekv_fetch_and_updates showed that when writing a new offline access list to the
[INFO] [stdout]  5 | | /// storage, it may happen on occasion that the process takes a lot of time, i.e. 2 minutes.
[INFO] [stdout]  6 | | /// In this test, we wonder what happens if the tag is detected by the online reader, and wants
[INFO] [stdout]  7 | | /// to fetch an offline access list while someone (this will be Scantron Server) is writing to
[INFO] [stdout] ...  |
[INFO] [stdout] 10 | | /// responsible for writing. This results in a unfinished flash write which is garbage collected
[INFO] [stdout] 11 | | /// by the library eventually.
[INFO] [stdout]    | |_-----------------------------^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AtomicU32`
[INFO] [stdout]   --> src/bin/ekv_fetch_while_writing.rs:18:38
[INFO] [stdout]    |
[INFO] [stdout] 18 | use core::sync::atomic::{AtomicBool, AtomicU32, Ordering};
[INFO] [stdout]    |                                      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `flash::PageID`
[INFO] [stdout]   --> src/bin/ekv_fetch_while_writing.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 | use ekv::{flash::PageID, Config, Database};
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CriticalSectionRawMutex` and `mutex::Mutex`
[INFO] [stdout]   --> src/bin/ekv_fetch_while_writing.rs:27:27
[INFO] [stdout]    |
[INFO] [stdout] 27 |     blocking_mutex::raw::{CriticalSectionRawMutex, NoopRawMutex, ThreadModeRawMutex},
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 28 |     mutex::Mutex,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/ekv_fetch_and_updates.rs:189:17
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let mut key = rng.next_u32();
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/bin/ekv_fetch_while_writing.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 |         if let Some(s) = hello {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ms_formatting` is never read
[INFO] [stdout]    --> src/bin/ekv_fetch_while_writing.rs:171:29
[INFO] [stdout]     |
[INFO] [stdout] 171 |     let mut ms_formatting = 0;
[INFO] [stdout]     |                             ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 176 |         ms_formatting = Instant::now().duration_since(start).as_millis();
[INFO] [stdout]     |         ---------------------------------------------------------------- `ms_formatting` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ms_writing` is never read
[INFO] [stdout]    --> src/bin/ekv_fetch_while_writing.rs:180:26
[INFO] [stdout]     |
[INFO] [stdout] 180 |     let mut ms_writing = 0;
[INFO] [stdout]     |                          ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 194 |         ms_writing = Instant::now().duration_since(start).as_millis();
[INFO] [stdout]     |         ------------------------------------------------------------- `ms_writing` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/bin/ekv_fetch_and_updates.rs:158:25
[INFO] [stdout]     |
[INFO] [stdout] 158 |             if let Some(s) = hello {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/bin/ekv_fetch_and_updates.rs:178:13
[INFO] [stdout]     |
[INFO] [stdout] 178 |         for k in 0..NUMBER_OF_DAYS {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/bin/ekv_fetch_and_updates.rs:309:25
[INFO] [stdout]     |
[INFO] [stdout] 309 |             if let Some(s) = hello {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ms_formatting` is never read
[INFO] [stdout]    --> src/bin/ekv_fetch_and_updates.rs:97:29
[INFO] [stdout]     |
[INFO] [stdout]  97 |     let mut ms_formatting = 0;
[INFO] [stdout]     |                             ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 102 |         ms_formatting = Instant::now().duration_since(start).as_millis();
[INFO] [stdout]     |         ---------------------------------------------------------------- `ms_formatting` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ms_writing` is never read
[INFO] [stdout]    --> src/bin/ekv_fetch_and_updates.rs:106:26
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let mut ms_writing = 0;
[INFO] [stdout]     |                          ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 124 |         ms_writing = Instant::now().duration_since(start).as_millis();
[INFO] [stdout]     |         ------------------------------------------------------------- `ms_writing` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ms_query_initial` is never read
[INFO] [stdout]    --> src/bin/ekv_fetch_and_updates.rs:129:32
[INFO] [stdout]     |
[INFO] [stdout] 129 |     let mut ms_query_initial = 0;
[INFO] [stdout]     |                                ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 146 |         ms_query_initial = Instant::now().duration_since(start_read).as_millis();
[INFO] [stdout]     |         ------------------------------------------------------------------------ `ms_query_initial` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/ekv_fetch_and_updates.rs:189:17
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let mut key = rng.next_u32();
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `poc_external` (bin "ekv_fetch_while_writing" test) due to 1 previous error; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/bin/ekv_fetch_and_updates.rs:158:25
[INFO] [stdout]     |
[INFO] [stdout] 158 |             if let Some(s) = hello {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/bin/ekv_fetch_and_updates.rs:178:13
[INFO] [stdout]     |
[INFO] [stdout] 178 |         for k in 0..NUMBER_OF_DAYS {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/bin/ekv_fetch_and_updates.rs:309:25
[INFO] [stdout]     |
[INFO] [stdout] 309 |             if let Some(s) = hello {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ms_formatting` is never read
[INFO] [stdout]    --> src/bin/ekv_fetch_and_updates.rs:97:29
[INFO] [stdout]     |
[INFO] [stdout]  97 |     let mut ms_formatting = 0;
[INFO] [stdout]     |                             ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 102 |         ms_formatting = Instant::now().duration_since(start).as_millis();
[INFO] [stdout]     |         ---------------------------------------------------------------- `ms_formatting` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ms_writing` is never read
[INFO] [stdout]    --> src/bin/ekv_fetch_and_updates.rs:106:26
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let mut ms_writing = 0;
[INFO] [stdout]     |                          ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 124 |         ms_writing = Instant::now().duration_since(start).as_millis();
[INFO] [stdout]     |         ------------------------------------------------------------- `ms_writing` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ms_query_initial` is never read
[INFO] [stdout]    --> src/bin/ekv_fetch_and_updates.rs:129:32
[INFO] [stdout]     |
[INFO] [stdout] 129 |     let mut ms_query_initial = 0;
[INFO] [stdout]     |                                ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 146 |         ms_query_initial = Instant::now().duration_since(start_read).as_millis();
[INFO] [stdout]     |         ------------------------------------------------------------------------ `ms_query_initial` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `poc_external` (bin "ekv_fetch_and_updates") due to 2 previous errors; 10 warnings emitted
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/bin/ekv_fetch_while_writing.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 |         if let Some(s) = hello {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ms_formatting` is never read
[INFO] [stdout]    --> src/bin/ekv_fetch_while_writing.rs:171:29
[INFO] [stdout]     |
[INFO] [stdout] 171 |     let mut ms_formatting = 0;
[INFO] [stdout]     |                             ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 176 |         ms_formatting = Instant::now().duration_since(start).as_millis();
[INFO] [stdout]     |         ---------------------------------------------------------------- `ms_formatting` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ms_writing` is never read
[INFO] [stdout]    --> src/bin/ekv_fetch_while_writing.rs:180:26
[INFO] [stdout]     |
[INFO] [stdout] 180 |     let mut ms_writing = 0;
[INFO] [stdout]     |                          ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 194 |         ms_writing = Instant::now().duration_since(start).as_millis();
[INFO] [stdout]     |         ------------------------------------------------------------- `ms_writing` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `poc_external` (bin "ekv_fetch_while_writing") due to 3 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "10a498976d84d60de44bcf051a11ab6c6ef0be4e8637d9478ca3bf5549d18c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10a498976d84d60de44bcf051a11ab6c6ef0be4e8637d9478ca3bf5549d18c00", kill_on_drop: false }`
[INFO] [stdout] 10a498976d84d60de44bcf051a11ab6c6ef0be4e8637d9478ca3bf5549d18c00
