[INFO] cloning repository https://github.com/de-sh/db-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/de-sh/db-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fde-sh%2Fdb-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fde-sh%2Fdb-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb7bd952f3b3b914a81eeecbe72e625e3669b79c
[INFO] testing de-sh/db-rs against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fde-sh%2Fdb-rs" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/de-sh/db-rs on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/de-sh/db-rs
[INFO] finished tweaking git repo https://github.com/de-sh/db-rs
[INFO] tweaked toml for git repo https://github.com/de-sh/db-rs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/de-sh/db-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2de85ea2acdd1bb54f283c7f1522c82a3c83221bb6d83da1a4ed3e72de3b9aa
[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" "d2de85ea2acdd1bb54f283c7f1522c82a3c83221bb6d83da1a4ed3e72de3b9aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2de85ea2acdd1bb54f283c7f1522c82a3c83221bb6d83da1a4ed3e72de3b9aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2de85ea2acdd1bb54f283c7f1522c82a3c83221bb6d83da1a4ed3e72de3b9aa", kill_on_drop: false }`
[INFO] [stdout] d2de85ea2acdd1bb54f283c7f1522c82a3c83221bb6d83da1a4ed3e72de3b9aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee3fe005aa58ab85de67ba0d9767a5e02f79c2a2ae40ac155aebf3675328d4ef
[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" "ee3fe005aa58ab85de67ba0d9767a5e02f79c2a2ae40ac155aebf3675328d4ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling db-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::config::Config`
[INFO] [stdout]  --> src/store.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::config::Config;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `LSMTError`, `LSMT`
[INFO] [stdout]  --> src/store.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::lsmt::{LSMTError, LSMT};
[INFO] [stdout]   |                   ^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/lsmt.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn write(&self, key: Vec<&u8>, value: Vec<&u8>) -> Result<(), LSMTError> {
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/lsmt.rs:10:40
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn write(&self, key: Vec<&u8>, value: Vec<&u8>) -> Result<(), LSMTError> {
[INFO] [stdout]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/lsmt.rs:15:23
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn get(&self, key: Vec<&u8>) -> Option<Vec<&u8>> {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "ee3fe005aa58ab85de67ba0d9767a5e02f79c2a2ae40ac155aebf3675328d4ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee3fe005aa58ab85de67ba0d9767a5e02f79c2a2ae40ac155aebf3675328d4ef", kill_on_drop: false }`
[INFO] [stdout] ee3fe005aa58ab85de67ba0d9767a5e02f79c2a2ae40ac155aebf3675328d4ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05446a6211b378a30adedcab3a211eca9bbf41b97c0b8a0b73206f91a637f7ab
[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" "05446a6211b378a30adedcab3a211eca9bbf41b97c0b8a0b73206f91a637f7ab", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling db-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::config::Config`
[INFO] [stdout]  --> src/store.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::config::Config;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `LSMTError`, `LSMT`
[INFO] [stdout]  --> src/store.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::lsmt::{LSMTError, LSMT};
[INFO] [stdout]   |                   ^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/lsmt.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn write(&self, key: Vec<&u8>, value: Vec<&u8>) -> Result<(), LSMTError> {
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/lsmt.rs:10:40
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn write(&self, key: Vec<&u8>, value: Vec<&u8>) -> Result<(), LSMTError> {
[INFO] [stdout]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/lsmt.rs:15:23
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn get(&self, key: Vec<&u8>) -> Option<Vec<&u8>> {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.05s
[INFO] running `Command { std: "docker" "inspect" "05446a6211b378a30adedcab3a211eca9bbf41b97c0b8a0b73206f91a637f7ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05446a6211b378a30adedcab3a211eca9bbf41b97c0b8a0b73206f91a637f7ab", kill_on_drop: false }`
[INFO] [stdout] 05446a6211b378a30adedcab3a211eca9bbf41b97c0b8a0b73206f91a637f7ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", 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] 3261008f9fa1a4a081046c7474c38d85d70573c770f70a82df466dbc28d67841
[INFO] running `Command { std: "docker" "start" "-a" "3261008f9fa1a4a081046c7474c38d85d70573c770f70a82df466dbc28d67841", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `crate::config::Config`
[INFO] [stderr]  --> src/store.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::config::Config;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `LSMTError`, `LSMT`
[INFO] [stderr]  --> src/store.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::lsmt::{LSMTError, LSMT};
[INFO] [stderr]   |                   ^^^^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]   --> src/lsmt.rs:10:25
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn write(&self, key: Vec<&u8>, value: Vec<&u8>) -> Result<(), LSMTError> {
[INFO] [stderr]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/lsmt.rs:10:40
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn write(&self, key: Vec<&u8>, value: Vec<&u8>) -> Result<(), LSMTError> {
[INFO] [stderr]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]   --> src/lsmt.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn get(&self, key: Vec<&u8>) -> Option<Vec<&u8>> {
[INFO] [stderr]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/db_rs-d3164808f62433f0
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test parser::statement_prep::del::test_parsing_del_without_key ... ok
[INFO] [stdout] test parser::statement_prep::del::test_parsing_proper_del_statement ... ok
[INFO] [stdout] test parser::statement_prep::get::test_ignoring_multiple_keys_on_get ... ok
[INFO] [stdout] test parser::statement_prep::del::test_ignoring_multiple_keys_on_del ... ok
[INFO] [stdout] test parser::statement_prep::get::test_parsing_get_without_key ... ok
[INFO] [stdout] test parser::statement_prep::get::test_parsing_proper_get_statement ... ok
[INFO] [stdout] test parser::statement_prep::set::returns_set_considering_all_next_values ... ok
[INFO] [stdout] test parser::statement_prep::set::test_parsing_empty_valued_set_statement ... ok
[INFO] [stdout] test parser::statement_prep::set::test_parsing_set_without_key ... ok
[INFO] [stdout] test parser::statement_prep::set::test_parsing_proper_set_statement ... ok
[INFO] [stdout] test parser::statement_prep::test_returns_unk_on_unknown_statement ... ok
[INFO] [stdout] test store::tests::test_del_key_not_found ... ok
[INFO] [stdout] test store::tests::test_flow_ok ... ok
[INFO] [stdout] test store::tests::test_get_key_not_found ... ok
[INFO] [stdout] test store::tests::test_set_key_in_use ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3261008f9fa1a4a081046c7474c38d85d70573c770f70a82df466dbc28d67841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3261008f9fa1a4a081046c7474c38d85d70573c770f70a82df466dbc28d67841", kill_on_drop: false }`
[INFO] [stdout] 3261008f9fa1a4a081046c7474c38d85d70573c770f70a82df466dbc28d67841