[INFO] cloning repository https://github.com/rohanbojja/potential-octo-lamp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rohanbojja/potential-octo-lamp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frohanbojja%2Fpotential-octo-lamp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frohanbojja%2Fpotential-octo-lamp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be06e7165e9cacf7a7f25827a4f2092e18a52d4a
[INFO] testing rohanbojja/potential-octo-lamp against 1.91.0 for beta-1.92-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frohanbojja%2Fpotential-octo-lamp" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rohanbojja/potential-octo-lamp
[INFO] finished tweaking git repo https://github.com/rohanbojja/potential-octo-lamp
[INFO] tweaked toml for git repo https://github.com/rohanbojja/potential-octo-lamp written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rohanbojja/potential-octo-lamp on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rohanbojja/potential-octo-lamp 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 tracing-tracy v0.11.4
[INFO] [stderr]   Downloaded generator v0.8.5
[INFO] [stderr]   Downloaded tracy-client v0.18.0
[INFO] [stderr]   Downloaded tokio v1.45.0
[INFO] [stderr]   Downloaded tracy-client-sys v0.24.3
[INFO] [stderr]   Downloaded socket2 v0.5.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ad8409b0a729366f126a465188c1f92417671e1bdb6294f8337a73eb87f43e7
[INFO] running `Command { std: "docker" "start" "-a" "4ad8409b0a729366f126a465188c1f92417671e1bdb6294f8337a73eb87f43e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ad8409b0a729366f126a465188c1f92417671e1bdb6294f8337a73eb87f43e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ad8409b0a729366f126a465188c1f92417671e1bdb6294f8337a73eb87f43e7", kill_on_drop: false }`
[INFO] [stdout] 4ad8409b0a729366f126a465188c1f92417671e1bdb6294f8337a73eb87f43e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 312b3e5db9594f2ced1ab1e5daf1de7c3e0489b58498200f200e75858d306e06
[INFO] running `Command { std: "docker" "start" "-a" "312b3e5db9594f2ced1ab1e5daf1de7c3e0489b58498200f200e75858d306e06", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling cc v1.2.24
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.9
[INFO] [stderr]    Compiling tracy-client-sys v0.24.3
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling tokio v1.45.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling tracy-client v0.18.0
[INFO] [stderr]    Compiling tracing-tracy v0.11.4
[INFO] [stderr]    Compiling kv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Storage` is never constructed
[INFO] [stdout]  --> src/storage/mod.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Storage {}
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/storage/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Storage {
[INFO] [stdout]   | ------------ associated function in this implementation
[INFO] [stdout] 7 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.61s
[INFO] running `Command { std: "docker" "inspect" "312b3e5db9594f2ced1ab1e5daf1de7c3e0489b58498200f200e75858d306e06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "312b3e5db9594f2ced1ab1e5daf1de7c3e0489b58498200f200e75858d306e06", kill_on_drop: false }`
[INFO] [stdout] 312b3e5db9594f2ced1ab1e5daf1de7c3e0489b58498200f200e75858d306e06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e3ce91dd201238497cfffbec74743a393a1f830b3c5634e52c950074cfdbd34
[INFO] running `Command { std: "docker" "start" "-a" "5e3ce91dd201238497cfffbec74743a393a1f830b3c5634e52c950074cfdbd34", kill_on_drop: false }`
[INFO] [stdout] warning: struct `Storage` is never constructed
[INFO] [stdout]  --> src/storage/mod.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Storage {}
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/storage/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Storage {
[INFO] [stdout]   | ------------ associated function in this implementation
[INFO] [stdout] 7 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling kv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/engine/mod.rs:218:13
[INFO] [stdout]     |
[INFO] [stdout] 218 |         let value = "value".to_string();
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Storage` is never constructed
[INFO] [stdout]  --> src/storage/mod.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Storage {}
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/storage/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Storage {
[INFO] [stdout]   | ------------ associated function in this implementation
[INFO] [stdout] 7 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "5e3ce91dd201238497cfffbec74743a393a1f830b3c5634e52c950074cfdbd34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e3ce91dd201238497cfffbec74743a393a1f830b3c5634e52c950074cfdbd34", kill_on_drop: false }`
[INFO] [stdout] 5e3ce91dd201238497cfffbec74743a393a1f830b3c5634e52c950074cfdbd34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 786dbb545465f18e224e0f1d5b33498a676a6f41ab34d12617d5cf4558789a80
[INFO] running `Command { std: "docker" "start" "-a" "786dbb545465f18e224e0f1d5b33498a676a6f41ab34d12617d5cf4558789a80", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Storage` is never constructed
[INFO] [stderr]  --> src/storage/mod.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct Storage {}
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]  --> src/storage/mod.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | impl Storage {
[INFO] [stderr]   | ------------ associated function in this implementation
[INFO] [stderr] 7 |     pub fn new() -> Self {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/engine/mod.rs:218:13
[INFO] [stderr]     |
[INFO] [stderr] 218 |         let value = "value".to_string();
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `kv` (lib) generated 2 warnings
[INFO] [stderr] warning: `kv` (lib test) generated 3 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kv-3518ccaea08aa0a3)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test commands::tests::test_delete ... ok
[INFO] [stdout] test commands::tests::test_get ... ok
[INFO] [stdout] test engine::tests::test_delete ... ok
[INFO] [stdout] test engine::tests::test_flush_db ... ok
[INFO] [stdout] test engine::tests::test_exists ... ok
[INFO] [stdout] test engine::tests::test_get_nonexistent_key ... ok
[INFO] [stdout] test commands::tests::test_parse_commands ... ok
[INFO] [stdout] test commands::tests::test_ping ... ok
[INFO] [stdout] test engine::tests::test_keys ... ok
[INFO] [stdout] test commands::tests::test_set ... ok
[INFO] [stdout] test engine::tests::test_concurrent_access ... ok
[INFO] [stdout] test commands::tests::test_parse_commands_invalid_command ... ok
[INFO] [stdout] test commands::tests::test_set_invalid_args ... ok
[INFO] [stdout] test engine::tests::test_ping ... ok
[INFO] [stdout] test engine::tests::test_set_and_get ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kv-2fdedc9f2f8fa5aa)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests kv
[INFO] [stdout] test tests::test_parse_buffer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[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" "786dbb545465f18e224e0f1d5b33498a676a6f41ab34d12617d5cf4558789a80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "786dbb545465f18e224e0f1d5b33498a676a6f41ab34d12617d5cf4558789a80", kill_on_drop: false }`
[INFO] [stdout] 786dbb545465f18e224e0f1d5b33498a676a6f41ab34d12617d5cf4558789a80