[INFO] cloning repository https://github.com/cannero/transaction_db [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cannero/transaction_db" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcannero%2Ftransaction_db", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcannero%2Ftransaction_db'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 05a18bfabe71bdcddebf0392bb3885f63b1de696 [INFO] testing cannero/transaction_db against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcannero%2Ftransaction_db" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/cannero/transaction_db [INFO] finished tweaking git repo https://github.com/cannero/transaction_db [INFO] tweaked toml for git repo https://github.com/cannero/transaction_db written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/cannero/transaction_db on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/cannero/transaction_db 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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1333a7ddb3b153f642dbb13e40cbc16012791a961a0cdcbc653ff5a970e36fb3 [INFO] running `Command { std: "docker" "start" "-a" "1333a7ddb3b153f642dbb13e40cbc16012791a961a0cdcbc653ff5a970e36fb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1333a7ddb3b153f642dbb13e40cbc16012791a961a0cdcbc653ff5a970e36fb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1333a7ddb3b153f642dbb13e40cbc16012791a961a0cdcbc653ff5a970e36fb3", kill_on_drop: false }` [INFO] [stdout] 1333a7ddb3b153f642dbb13e40cbc16012791a961a0cdcbc653ff5a970e36fb3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 09eebbbe90148f01b227d209d83d8c44c0ffd7b44a010fafaf3eb8e9379181a2 [INFO] running `Command { std: "docker" "start" "-a" "09eebbbe90148f01b227d209d83d8c44c0ffd7b44a010fafaf3eb8e9379181a2", kill_on_drop: false }` [INFO] [stderr] Compiling transaction_db v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `create_open_con` is never used [INFO] [stdout] --> src/main.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn create_open_con(db: &Rc>) -> Connection { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `must_exec_command` is never used [INFO] [stdout] --> src/connection.rs:71:12 [INFO] [stdout] | [INFO] [stdout] 13 | impl Connection { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 71 | pub fn must_exec_command(&mut self, command: &str, args: &[&str]) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `ReadCommitted` and `RepeatableRead` are never constructed [INFO] [stdout] --> src/types.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum IsolationLevel { [INFO] [stdout] | -------------- variants in this enum [INFO] [stdout] 12 | ReadUncommitted, [INFO] [stdout] 13 | ReadCommitted, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 14 | RepeatableRead, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `IsolationLevel` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/connection.rs:76:15 [INFO] [stdout] | [INFO] [stdout] 76 | fn get_db(&self) -> RefMut { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 76 | fn get_db(&self) -> RefMut<'_, Database> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s [INFO] running `Command { std: "docker" "inspect" "09eebbbe90148f01b227d209d83d8c44c0ffd7b44a010fafaf3eb8e9379181a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09eebbbe90148f01b227d209d83d8c44c0ffd7b44a010fafaf3eb8e9379181a2", kill_on_drop: false }` [INFO] [stdout] 09eebbbe90148f01b227d209d83d8c44c0ffd7b44a010fafaf3eb8e9379181a2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9aa45acc359c4358ee56f8ac23165cc63ce5c765d28ffdc4174262a88baeaef9 [INFO] running `Command { std: "docker" "start" "-a" "9aa45acc359c4358ee56f8ac23165cc63ce5c765d28ffdc4174262a88baeaef9", kill_on_drop: false }` [INFO] [stderr] Compiling transaction_db v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/connection.rs:76:15 [INFO] [stdout] | [INFO] [stdout] 76 | fn get_db(&self) -> RefMut { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 76 | fn get_db(&self) -> RefMut<'_, Database> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "9aa45acc359c4358ee56f8ac23165cc63ce5c765d28ffdc4174262a88baeaef9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9aa45acc359c4358ee56f8ac23165cc63ce5c765d28ffdc4174262a88baeaef9", kill_on_drop: false }` [INFO] [stdout] 9aa45acc359c4358ee56f8ac23165cc63ce5c765d28ffdc4174262a88baeaef9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8e5daec8a73a095a054a744f373612c2b7f6ce8b015d530464aec5a607b5635c [INFO] running `Command { std: "docker" "start" "-a" "8e5daec8a73a095a054a744f373612c2b7f6ce8b015d530464aec5a607b5635c", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/connection.rs:76:15 [INFO] [stderr] | [INFO] [stderr] 76 | fn get_db(&self) -> RefMut { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 76 | fn get_db(&self) -> RefMut<'_, Database> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `transaction_db` (bin "transaction_db" test) generated 1 warning (run `cargo fix --bin "transaction_db" -p transaction_db --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/transaction_db-ff0e92c4e179e368) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test tests::test_read_committed ... ok [INFO] [stdout] test tests::test_read_repeatable ... ok [INFO] [stdout] test tests::test_read_uncommitted ... ok [INFO] [stdout] test tests::test_serialization_isolation_writewrite_conflict ... ok [INFO] [stdout] test tests::test_snapshot_isolation_writewrite_conflict ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "8e5daec8a73a095a054a744f373612c2b7f6ce8b015d530464aec5a607b5635c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e5daec8a73a095a054a744f373612c2b7f6ce8b015d530464aec5a607b5635c", kill_on_drop: false }` [INFO] [stdout] 8e5daec8a73a095a054a744f373612c2b7f6ce8b015d530464aec5a607b5635c