[INFO] fetching crate hotpot-db 0.0.2... [INFO] testing hotpot-db-0.0.2 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] extracting crate hotpot-db 0.0.2 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate hotpot-db 0.0.2 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate hotpot-db 0.0.2 [INFO] finished tweaking crates.io crate hotpot-db 0.0.2 [INFO] tweaked toml for crates.io crate hotpot-db 0.0.2 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate crates.io crate hotpot-db 0.0.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_json v1.0.47 [INFO] [stderr] Downloaded libsqlite3-sys v0.17.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 347bde42fc496a9b7a4e525e6d64728541d9a3873fd798d636ea1ec5c0cfd247 [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" "347bde42fc496a9b7a4e525e6d64728541d9a3873fd798d636ea1ec5c0cfd247", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "347bde42fc496a9b7a4e525e6d64728541d9a3873fd798d636ea1ec5c0cfd247", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "347bde42fc496a9b7a4e525e6d64728541d9a3873fd798d636ea1ec5c0cfd247", kill_on_drop: false }` [INFO] [stdout] 347bde42fc496a9b7a4e525e6d64728541d9a3873fd798d636ea1ec5c0cfd247 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", 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] 33d0a555dba1090c3e27eac829fb3ac963533775752bdb91b08786dfa6f16512 [INFO] running `Command { std: "docker" "start" "-a" "33d0a555dba1090c3e27eac829fb3ac963533775752bdb91b08786dfa6f16512", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling linked-hash-map v0.5.2 [INFO] [stderr] Compiling fallible-streaming-iterator v0.1.9 [INFO] [stderr] Compiling lru-cache v0.1.2 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling libsqlite3-sys v0.17.1 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling serde_json v1.0.47 [INFO] [stderr] Compiling rusqlite v0.21.0 [INFO] [stderr] Compiling hotpot-db v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/lib.rs:391:13 [INFO] [stdout] | [INFO] [stdout] 391 | let res = stmt.execute(params![])?; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:207:9 [INFO] [stdout] | [INFO] [stdout] 207 | / &self [INFO] [stdout] 208 | | .conn [INFO] [stdout] 209 | | .execute( [INFO] [stdout] 210 | | &format!( [INFO] [stdout] ... | [INFO] [stdout] 220 | | ) [INFO] [stdout] 221 | | .map_err(|_| Error::General); [INFO] [stdout] | |________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:222:9 [INFO] [stdout] | [INFO] [stdout] 222 | / &self.collections.insert( [INFO] [stdout] 223 | | String::from(name), [INFO] [stdout] 224 | | Collection { [INFO] [stdout] 225 | | name: String::from(name), [INFO] [stdout] 226 | | }, [INFO] [stdout] 227 | | ); [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 58.29s [INFO] running `Command { std: "docker" "inspect" "33d0a555dba1090c3e27eac829fb3ac963533775752bdb91b08786dfa6f16512", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33d0a555dba1090c3e27eac829fb3ac963533775752bdb91b08786dfa6f16512", kill_on_drop: false }` [INFO] [stdout] 33d0a555dba1090c3e27eac829fb3ac963533775752bdb91b08786dfa6f16512 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b40213ae35e2b2587c3ae4d7eb662b6069fc3d53488eea2c07cb39ef4205b551 [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" "b40213ae35e2b2587c3ae4d7eb662b6069fc3d53488eea2c07cb39ef4205b551", kill_on_drop: false }` [INFO] [stderr] Compiling hotpot-db v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/lib.rs:391:13 [INFO] [stdout] | [INFO] [stdout] 391 | let res = stmt.execute(params![])?; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:207:9 [INFO] [stdout] | [INFO] [stdout] 207 | / &self [INFO] [stdout] 208 | | .conn [INFO] [stdout] 209 | | .execute( [INFO] [stdout] 210 | | &format!( [INFO] [stdout] ... | [INFO] [stdout] 220 | | ) [INFO] [stdout] 221 | | .map_err(|_| Error::General); [INFO] [stdout] | |________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:222:9 [INFO] [stdout] | [INFO] [stdout] 222 | / &self.collections.insert( [INFO] [stdout] 223 | | String::from(name), [INFO] [stdout] 224 | | Collection { [INFO] [stdout] 225 | | name: String::from(name), [INFO] [stdout] 226 | | }, [INFO] [stdout] 227 | | ); [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/lib.rs:391:13 [INFO] [stdout] | [INFO] [stdout] 391 | let res = stmt.execute(params![])?; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:207:9 [INFO] [stdout] | [INFO] [stdout] 207 | / &self [INFO] [stdout] 208 | | .conn [INFO] [stdout] 209 | | .execute( [INFO] [stdout] 210 | | &format!( [INFO] [stdout] ... | [INFO] [stdout] 220 | | ) [INFO] [stdout] 221 | | .map_err(|_| Error::General); [INFO] [stdout] | |________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:222:9 [INFO] [stdout] | [INFO] [stdout] 222 | / &self.collections.insert( [INFO] [stdout] 223 | | String::from(name), [INFO] [stdout] 224 | | Collection { [INFO] [stdout] 225 | | name: String::from(name), [INFO] [stdout] 226 | | }, [INFO] [stdout] 227 | | ); [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.45s [INFO] running `Command { std: "docker" "inspect" "b40213ae35e2b2587c3ae4d7eb662b6069fc3d53488eea2c07cb39ef4205b551", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b40213ae35e2b2587c3ae4d7eb662b6069fc3d53488eea2c07cb39ef4205b551", kill_on_drop: false }` [INFO] [stdout] b40213ae35e2b2587c3ae4d7eb662b6069fc3d53488eea2c07cb39ef4205b551 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 53b6ec02928fab9dbc64a3057cd05af98100e2fb97fde5fcc0532230f7b7cb63 [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" "53b6ec02928fab9dbc64a3057cd05af98100e2fb97fde5fcc0532230f7b7cb63", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/lib.rs:391:13 [INFO] [stderr] | [INFO] [stderr] 391 | let res = stmt.execute(params![])?; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:207:9 [INFO] [stderr] | [INFO] [stderr] 207 | / &self [INFO] [stderr] 208 | | .conn [INFO] [stderr] 209 | | .execute( [INFO] [stderr] 210 | | &format!( [INFO] [stderr] ... | [INFO] [stderr] 220 | | ) [INFO] [stderr] 221 | | .map_err(|_| Error::General); [INFO] [stderr] | |________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:222:9 [INFO] [stderr] | [INFO] [stderr] 222 | / &self.collections.insert( [INFO] [stderr] 223 | | String::from(name), [INFO] [stderr] 224 | | Collection { [INFO] [stderr] 225 | | name: String::from(name), [INFO] [stderr] 226 | | }, [INFO] [stderr] 227 | | ); [INFO] [stderr] | |_________^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/lib.rs:391:13 [INFO] [stderr] | [INFO] [stderr] 391 | let res = stmt.execute(params![])?; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:207:9 [INFO] [stderr] | [INFO] [stderr] 207 | / &self [INFO] [stderr] 208 | | .conn [INFO] [stderr] 209 | | .execute( [INFO] [stderr] 210 | | &format!( [INFO] [stderr] ... | [INFO] [stderr] 220 | | ) [INFO] [stderr] 221 | | .map_err(|_| Error::General); [INFO] [stderr] | |________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:222:9 [INFO] [stderr] | [INFO] [stderr] 222 | / &self.collections.insert( [INFO] [stderr] 223 | | String::from(name), [INFO] [stderr] 224 | | Collection { [INFO] [stderr] 225 | | name: String::from(name), [INFO] [stderr] 226 | | }, [INFO] [stderr] 227 | | ); [INFO] [stderr] | |_________^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hotpot_db-43bf580eb2decb34) [INFO] [stdout] [INFO] [stderr] Doc-tests hotpot-db [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] [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" "53b6ec02928fab9dbc64a3057cd05af98100e2fb97fde5fcc0532230f7b7cb63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53b6ec02928fab9dbc64a3057cd05af98100e2fb97fde5fcc0532230f7b7cb63", kill_on_drop: false }` [INFO] [stdout] 53b6ec02928fab9dbc64a3057cd05af98100e2fb97fde5fcc0532230f7b7cb63