[INFO] cloning repository https://github.com/DAC098/thoughts_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DAC098/thoughts_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDAC098%2Fthoughts_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDAC098%2Fthoughts_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce14ef0a9b1c071263f9c11e6cf9897305736b43
[INFO] testing DAC098/thoughts_server against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDAC098%2Fthoughts_server" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DAC098/thoughts_server on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DAC098/thoughts_server
[INFO] finished tweaking git repo https://github.com/DAC098/thoughts_server
[INFO] tweaked toml for git repo https://github.com/DAC098/thoughts_server written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/DAC098/thoughts_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfbfedb6edf93a019d7f80af0837d791ce86417e0a7c943e12d7640c7bf48de9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cfbfedb6edf93a019d7f80af0837d791ce86417e0a7c943e12d7640c7bf48de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfbfedb6edf93a019d7f80af0837d791ce86417e0a7c943e12d7640c7bf48de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfbfedb6edf93a019d7f80af0837d791ce86417e0a7c943e12d7640c7bf48de9", kill_on_drop: false }`
[INFO] [stdout] cfbfedb6edf93a019d7f80af0837d791ce86417e0a7c943e12d7640c7bf48de9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efed72535f005d20c399bc6055826a67134c13ea2ab412e732607d0cef3bb3d2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "efed72535f005d20c399bc6055826a67134c13ea2ab412e732607d0cef3bb3d2", kill_on_drop: false }`
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[INFO] [stderr]    Compiling actix-web-codegen v0.5.0-beta.2
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[INFO] [stderr]    Compiling actix-web-codegen v0.4.0
[INFO] [stderr]    Compiling actix-rt v2.2.0
[INFO] [stderr]    Compiling actix-server v2.0.0-beta.4
[INFO] [stderr]    Compiling time-macros v0.1.1
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[INFO] [stderr]    Compiling time v0.2.25
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[INFO] [stderr]    Compiling pin-project v0.4.28
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[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling futures-executor v0.3.13
[INFO] [stderr]    Compiling actix-service v1.0.6
[INFO] [stderr]    Compiling local-channel v0.1.2
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling h2 v0.3.2
[INFO] [stderr]    Compiling bb8 v0.7.0
[INFO] [stderr]    Compiling lettre v0.10.0-rc.2
[INFO] [stderr]    Compiling actix-threadpool v0.3.3
[INFO] [stderr]    Compiling actix-rt v1.1.1
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling futures v0.3.13
[INFO] [stderr]    Compiling trust-dns-proto v0.19.7
[INFO] [stderr]    Compiling tokio-openssl v0.6.1
[INFO] [stderr]    Compiling actix-utils v2.0.0
[INFO] [stderr]    Compiling actix-tls v3.0.0-beta.5
[INFO] [stderr]    Compiling actix-server v1.0.4
[INFO] [stderr]    Compiling actix-tls v2.0.0
[INFO] [stderr]    Compiling actix-testing v1.0.1
[INFO] [stderr]    Compiling trust-dns-resolver v0.19.7
[INFO] [stderr]    Compiling actix-connect v2.0.0
[INFO] [stderr]    Compiling actix v0.10.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling actix-router v0.2.7
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde_yaml v0.8.17
[INFO] [stderr]    Compiling actix-http v3.0.0-beta.5
[INFO] [stderr]    Compiling actix-http v2.2.0
[INFO] [stderr]    Compiling postgres-types v0.2.1
[INFO] [stderr]    Compiling tokio-postgres v0.7.2
[INFO] [stderr]    Compiling actix-web v4.0.0-beta.5
[INFO] [stderr]    Compiling awc v2.0.3
[INFO] [stderr]    Compiling tlib v0.1.0 (/opt/rustwide/workdir/tlib)
[INFO] [stderr]    Compiling bb8-postgres v0.7.0
[INFO] [stderr]    Compiling postgres v0.19.1
[INFO] [stdout] warning: unused import: `ts_seconds`
[INFO] [stdout]  --> tlib/src/db/custom_field_entries.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | use chrono::serde::{ts_seconds};
[INFO] [stdout]   |                     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling actix-web v3.3.2
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]  --> tlib/src/config/shapes.rs:9:36
[INFO] [stdout]   |
[INFO] [stdout] 9 |     if let Some(rhs_value) = rhs { lhs.insert(rhs_value); }
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]   --> tlib/src/config/shapes.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         lhs.insert(rhs_value);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling actix-web-actors v3.0.0
[INFO] [stderr]    Compiling actix-session v0.5.0-beta.1
[INFO] [stderr]    Compiling actix-files v0.6.0-beta.4
[INFO] [stderr]    Compiling thoughts_server v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/handler/entries/mod.rs:302:29
[INFO] [stdout]     |
[INFO] [stdout] 302 | ...                   next_custom_field_entry.insert(field);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/handler/entries/mod.rs:324:29
[INFO] [stdout]     |
[INFO] [stdout] 324 | ...                   next_entry_marker.insert(marker);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/handler/entries/mod.rs:346:29
[INFO] [stdout]     |
[INFO] [stdout] 346 | ...                   next_text_entry.insert(text);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/handler/entries/mod.rs:368:29
[INFO] [stdout]     |
[INFO] [stdout] 368 | ...                   next_tag.insert(tag);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 20s
[INFO] running `Command { std: "docker" "inspect" "efed72535f005d20c399bc6055826a67134c13ea2ab412e732607d0cef3bb3d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efed72535f005d20c399bc6055826a67134c13ea2ab412e732607d0cef3bb3d2", kill_on_drop: false }`
[INFO] [stdout] efed72535f005d20c399bc6055826a67134c13ea2ab412e732607d0cef3bb3d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 52b46ddbbb4a055854342ffb0d7de88592422c292c675ec8b98e55302c751502
[INFO] running `Command { std: "docker" "start" "-a" "52b46ddbbb4a055854342ffb0d7de88592422c292c675ec8b98e55302c751502", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `ts_seconds`
[INFO] [stdout]  --> tlib/src/db/custom_field_entries.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | use chrono::serde::{ts_seconds};
[INFO] [stdout]   |                     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]  --> tlib/src/config/shapes.rs:9:36
[INFO] [stdout]   |
[INFO] [stdout] 9 |     if let Some(rhs_value) = rhs { lhs.insert(rhs_value); }
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]   --> tlib/src/config/shapes.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         lhs.insert(rhs_value);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thoughts_server v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/handler/entries/mod.rs:302:29
[INFO] [stdout]     |
[INFO] [stdout] 302 | ...                   next_custom_field_entry.insert(field);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/handler/entries/mod.rs:324:29
[INFO] [stdout]     |
[INFO] [stdout] 324 | ...                   next_entry_marker.insert(marker);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/handler/entries/mod.rs:346:29
[INFO] [stdout]     |
[INFO] [stdout] 346 | ...                   next_text_entry.insert(text);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/handler/entries/mod.rs:368:29
[INFO] [stdout]     |
[INFO] [stdout] 368 | ...                   next_tag.insert(tag);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.57s
[INFO] running `Command { std: "docker" "inspect" "52b46ddbbb4a055854342ffb0d7de88592422c292c675ec8b98e55302c751502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b46ddbbb4a055854342ffb0d7de88592422c292c675ec8b98e55302c751502", kill_on_drop: false }`
[INFO] [stdout] 52b46ddbbb4a055854342ffb0d7de88592422c292c675ec8b98e55302c751502
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5c2d7bbbfa63dfc732aa47446af0a8c27165ea1daa46665c17de6245e429e772
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5c2d7bbbfa63dfc732aa47446af0a8c27165ea1daa46665c17de6245e429e772", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ts_seconds`
[INFO] [stderr]  --> tlib/src/db/custom_field_entries.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use chrono::serde::{ts_seconds};
[INFO] [stderr]   |                     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stderr]  --> tlib/src/config/shapes.rs:9:36
[INFO] [stderr]   |
[INFO] [stderr] 9 |     if let Some(rhs_value) = rhs { lhs.insert(rhs_value); }
[INFO] [stderr]   |                                    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]   = note: if you intended to set a value, consider assignment instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stderr]   --> tlib/src/config/shapes.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         lhs.insert(rhs_value);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: if you intended to set a value, consider assignment instead
[INFO] [stderr] 
[INFO] [stderr] warning: `tlib` (lib) generated 3 warnings
[INFO] [stderr] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stderr]    --> src/handler/entries/mod.rs:302:29
[INFO] [stderr]     |
[INFO] [stderr] 302 | ...                   next_custom_field_entry.insert(field);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you intended to set a value, consider assignment instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stderr]    --> src/handler/entries/mod.rs:324:29
[INFO] [stderr]     |
[INFO] [stderr] 324 | ...                   next_entry_marker.insert(marker);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to set a value, consider assignment instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stderr]    --> src/handler/entries/mod.rs:346:29
[INFO] [stderr]     |
[INFO] [stderr] 346 | ...                   next_text_entry.insert(text);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to set a value, consider assignment instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stderr]    --> src/handler/entries/mod.rs:368:29
[INFO] [stderr]     |
[INFO] [stderr] 368 | ...                   next_tag.insert(tag);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to set a value, consider assignment instead
[INFO] [stderr] 
[INFO] [stderr] warning: `thoughts_server` (bin "thoughts_server" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/thoughts_server-b84a2330cfc03a40)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5c2d7bbbfa63dfc732aa47446af0a8c27165ea1daa46665c17de6245e429e772", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c2d7bbbfa63dfc732aa47446af0a8c27165ea1daa46665c17de6245e429e772", kill_on_drop: false }`
[INFO] [stdout] 5c2d7bbbfa63dfc732aa47446af0a8c27165ea1daa46665c17de6245e429e772