[INFO] cloning repository https://github.com/nullptr-z/kv-sv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nullptr-z/kv-sv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnullptr-z%2Fkv-sv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnullptr-z%2Fkv-sv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb860a5c60aab94e83dcb230f2d8ab7ce0ea303b
[INFO] checking nullptr-z/kv-sv against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnullptr-z%2Fkv-sv" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nullptr-z/kv-sv on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nullptr-z/kv-sv
[INFO] finished tweaking git repo https://github.com/nullptr-z/kv-sv
[INFO] tweaked toml for git repo https://github.com/nullptr-z/kv-sv written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nullptr-z/kv-sv 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d623b2e42bc8e93dca67612c976cb0481cbd7eb4948ddd3dd39a49245070e6ca
[INFO] running `Command { std: "docker" "start" "-a" "d623b2e42bc8e93dca67612c976cb0481cbd7eb4948ddd3dd39a49245070e6ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d623b2e42bc8e93dca67612c976cb0481cbd7eb4948ddd3dd39a49245070e6ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d623b2e42bc8e93dca67612c976cb0481cbd7eb4948ddd3dd39a49245070e6ca", kill_on_drop: false }`
[INFO] [stdout] d623b2e42bc8e93dca67612c976cb0481cbd7eb4948ddd3dd39a49245070e6ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c03fb798736f265d8743a3ec90a68cb323ff43e13b35cf7c7710d86568436e93
[INFO] running `Command { std: "docker" "start" "-a" "c03fb798736f265d8743a3ec90a68cb323ff43e13b35cf7c7710d86568436e93", kill_on_drop: false }`
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[INFO] [stderr]    Compiling kv-db v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stderr]     Checking opentelemetry v0.16.0
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[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking async-prost v0.2.1
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[INFO] [stderr]     Checking tinytemplate v1.2.1
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[INFO] [stdout] warning: named argument `field__1` is not used by name
[INFO] [stdout]   --> src/error.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |     #[error("Cannot convert value {:0} to {1}")]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `field__0` is not used by name
[INFO] [stdout]   --> src/error.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     #[error("Cannot process command {0} with table: {1}, key: {2}. Error: {}")]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `time`
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     time,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/error.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Err(e) => Err(KvError::CertificateParseError(key.into(), value.into())),
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_FRAME` is never used
[INFO] [stdout]   --> src/network/frame.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const MAX_FRAME: usize = 2 << 31 >> 1;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_table_prefix` is never used
[INFO] [stdout]   --> src/storage/sled_db.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl SledDB {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn get_table_prefix(table: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `Len_Len` should have an upper case name
[INFO] [stdout]   --> src/network/frame.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub const Len_Len: usize = 4;
[INFO] [stdout]    |           ^^^^^^^ help: convert the identifier to upper case: `LEN_LEN`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `field__1` is not used by name
[INFO] [stdout]   --> src/error.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |     #[error("Cannot convert value {:0} to {1}")]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `field__0` is not used by name
[INFO] [stdout]   --> src/error.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     #[error("Cannot process command {0} with table: {1}, key: {2}. Error: {}")]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::io::AsyncRead`
[INFO] [stdout]    --> src/network/frame.rs:170:9
[INFO] [stdout]     |
[INFO] [stdout] 170 |     use tokio::io::AsyncRead;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CommandResponse`
[INFO] [stdout]    --> src/network/stream.rs:132:35
[INFO] [stdout]     |
[INFO] [stdout] 132 |         pb::abi::{CommandRequest, CommandResponse},
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `time`
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     time,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ProstClientStream`
[INFO] [stdout]  --> tests/server.rs:7:57
[INFO] [stdout]   |
[INFO] [stdout] 7 |     start_client_with_config, start_server_with_config, ProstClientStream,
[INFO] [stdout]   |                                                         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> examples/server.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> examples/server_with_sleddb.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/error.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Err(e) => Err(KvError::CertificateParseError(key.into(), value.into())),
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/service/mod.rs:157:17
[INFO] [stdout]     |
[INFO] [stdout] 157 |     fn dispatch(mut cmd: CommandRequest, store: &impl Storage) -> CommandResponse {
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_FRAME` is never used
[INFO] [stdout]   --> src/network/frame.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const MAX_FRAME: usize = 2 << 31 >> 1;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `assert_res_error` is never used
[INFO] [stdout]    --> src/service/mod.rs:150:8
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn assert_res_error(res: CommandResponse, code: u32, msg: &str) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_table_prefix` is never used
[INFO] [stdout]   --> src/storage/sled_db.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl SledDB {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn get_table_prefix(table: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `Len_Len` should have an upper case name
[INFO] [stdout]   --> src/network/frame.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub const Len_Len: usize = 4;
[INFO] [stdout]    |           ^^^^^^^ help: convert the identifier to upper case: `LEN_LEN`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/service/topic.rs:164:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |         broad.clone().unsubscribe(lobby, id1 as _);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 164 |         let _ = broad.clone().unsubscribe(lobby, id1 as _);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused pinned boxed `futures::Stream` trait object that must be used
[INFO] [stdout]   --> src/service/topic_service.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         dispatch_stream(cmd, topic.clone());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: streams do nothing unless polled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.93s
[INFO] running `Command { std: "docker" "inspect" "c03fb798736f265d8743a3ec90a68cb323ff43e13b35cf7c7710d86568436e93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c03fb798736f265d8743a3ec90a68cb323ff43e13b35cf7c7710d86568436e93", kill_on_drop: false }`
[INFO] [stdout] c03fb798736f265d8743a3ec90a68cb323ff43e13b35cf7c7710d86568436e93