[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 try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frohanbojja%2Fpotential-octo-lamp" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/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-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rohanbojja/potential-octo-lamp on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0174f9e62a139aa81c148d12fbd43f116c0869942690c533f58bafb9cad9b6fe
[INFO] running `Command { std: "docker" "start" "-a" "0174f9e62a139aa81c148d12fbd43f116c0869942690c533f58bafb9cad9b6fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0174f9e62a139aa81c148d12fbd43f116c0869942690c533f58bafb9cad9b6fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0174f9e62a139aa81c148d12fbd43f116c0869942690c533f58bafb9cad9b6fe", kill_on_drop: false }`
[INFO] [stdout] 0174f9e62a139aa81c148d12fbd43f116c0869942690c533f58bafb9cad9b6fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f547c5c918f7a4bc152d190c0a2f746ff7a3b04663f29e6694282b05420d51f8
[INFO] running `Command { std: "docker" "start" "-a" "f547c5c918f7a4bc152d190c0a2f746ff7a3b04663f29e6694282b05420d51f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling cc v1.2.24
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling tracy-client-sys v0.24.3
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[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)]` 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 24.78s
[INFO] running `Command { std: "docker" "inspect" "f547c5c918f7a4bc152d190c0a2f746ff7a3b04663f29e6694282b05420d51f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f547c5c918f7a4bc152d190c0a2f746ff7a3b04663f29e6694282b05420d51f8", kill_on_drop: false }`
[INFO] [stdout] f547c5c918f7a4bc152d190c0a2f746ff7a3b04663f29e6694282b05420d51f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb8af3f34bf6bc6fe610224a85684c5c2b8b93513563b46f0f66b58d6f7bdf8d
[INFO] running `Command { std: "docker" "start" "-a" "fb8af3f34bf6bc6fe610224a85684c5c2b8b93513563b46f0f66b58d6f7bdf8d", kill_on_drop: false }`
[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)]` 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] [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)]` 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)]` 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 1.66s
[INFO] running `Command { std: "docker" "inspect" "fb8af3f34bf6bc6fe610224a85684c5c2b8b93513563b46f0f66b58d6f7bdf8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb8af3f34bf6bc6fe610224a85684c5c2b8b93513563b46f0f66b58d6f7bdf8d", kill_on_drop: false }`
[INFO] [stdout] fb8af3f34bf6bc6fe610224a85684c5c2b8b93513563b46f0f66b58d6f7bdf8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f619b86ae20e2a6660e642a3f10ed1d38adab9c676f3a74afaf63fcd287ac0df
[INFO] running `Command { std: "docker" "start" "-a" "f619b86ae20e2a6660e642a3f10ed1d38adab9c676f3a74afaf63fcd287ac0df", 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)]` 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)]` 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 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kv-02be95bc1909a60d)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test commands::tests::test_get ... ok
[INFO] [stdout] test commands::tests::test_parse_commands ... ok
[INFO] [stdout] test commands::tests::test_parse_commands_invalid_command ... ok
[INFO] [stdout] test commands::tests::test_delete ... ok
[INFO] [stdout] test commands::tests::test_set ... ok
[INFO] [stdout] test commands::tests::test_set_invalid_args ... ok
[INFO] [stdout] test engine::tests::test_flush_db ... ok
[INFO] [stdout] test engine::tests::test_exists ... ok
[INFO] [stdout] test engine::tests::test_delete ... ok
[INFO] [stdout] test commands::tests::test_ping ... ok
[INFO] [stdout] test engine::tests::test_get_nonexistent_key ... ok
[INFO] [stdout] test engine::tests::test_keys ... ok
[INFO] [stdout] test engine::tests::test_set_and_get ... ok
[INFO] [stdout] test engine::tests::test_ping ... ok
[INFO] [stdout] test engine::tests::test_concurrent_access ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kv-18153e6420373705)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass `--bin kv`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/kv-18153e6420373705` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "f619b86ae20e2a6660e642a3f10ed1d38adab9c676f3a74afaf63fcd287ac0df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f619b86ae20e2a6660e642a3f10ed1d38adab9c676f3a74afaf63fcd287ac0df", kill_on_drop: false }`
[INFO] [stdout] f619b86ae20e2a6660e642a3f10ed1d38adab9c676f3a74afaf63fcd287ac0df