[INFO] fetching crate siodb 0.0.4... [INFO] testing siodb-0.0.4 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate siodb 0.0.4 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate siodb 0.0.4 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate siodb 0.0.4 [INFO] finished tweaking crates.io crate siodb 0.0.4 [INFO] tweaked toml for crates.io crate siodb 0.0.4 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate crates.io crate siodb 0.0.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] 8d0c795b51d7096dd15080b1e19cd0091a7f1c3b615a1a765ca506ab9469bbb4 [INFO] running `Command { std: "docker" "start" "-a" "8d0c795b51d7096dd15080b1e19cd0091a7f1c3b615a1a765ca506ab9469bbb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8d0c795b51d7096dd15080b1e19cd0091a7f1c3b615a1a765ca506ab9469bbb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d0c795b51d7096dd15080b1e19cd0091a7f1c3b615a1a765ca506ab9469bbb4", kill_on_drop: false }` [INFO] [stdout] 8d0c795b51d7096dd15080b1e19cd0091a7f1c3b615a1a765ca506ab9469bbb4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] b89e880c02b9afc182ca4e218a4b346de395ade62cf0e5c2854c081c2d1058c3 [INFO] running `Command { std: "docker" "start" "-a" "b89e880c02b9afc182ca4e218a4b346de395ade62cf0e5c2854c081c2d1058c3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling protobuf v2.12.0 [INFO] [stderr] Compiling smallvec v1.3.0 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling bit_utils v0.1.1 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling protoc v2.12.0 [INFO] [stderr] Compiling varint v0.9.0 [INFO] [stderr] Compiling unicode-normalization v0.1.12 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling openssl-sys v0.9.54 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling url v2.1.1 [INFO] [stderr] Compiling openssl v0.10.28 [INFO] [stderr] Compiling zigzag v0.1.0 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling chrono v0.4.11 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling protobuf-codegen v2.12.0 [INFO] [stderr] Compiling protoc-rust v2.12.0 [INFO] [stderr] Compiling siodb v0.0.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/siodb/mod.rs:332:9 [INFO] [stdout] | [INFO] [stdout] 332 | / &message [INFO] [stdout] 333 | | .write_to_with_cached_sizes(&mut coded_output_stream) [INFO] [stdout] 334 | | .expect(&format!("write_message | Codec error")); [INFO] [stdout] | |____________________________________________________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 332 | let _ = &message [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/siodb/mod.rs:332:9 [INFO] [stdout] | [INFO] [stdout] 332 | / &message [INFO] [stdout] 333 | | .write_to_with_cached_sizes(&mut coded_output_stream) [INFO] [stdout] 334 | | .expect(&format!("write_message | Codec error")); [INFO] [stdout] | |____________________________________________________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 332 | let _ = &message [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.78s [INFO] running `Command { std: "docker" "inspect" "b89e880c02b9afc182ca4e218a4b346de395ade62cf0e5c2854c081c2d1058c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b89e880c02b9afc182ca4e218a4b346de395ade62cf0e5c2854c081c2d1058c3", kill_on_drop: false }` [INFO] [stdout] b89e880c02b9afc182ca4e218a4b346de395ade62cf0e5c2854c081c2d1058c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--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] a5819c6d7b377f218e98a84af8262a6efcff92786653df2026f49abac99b5a44 [INFO] running `Command { std: "docker" "start" "-a" "a5819c6d7b377f218e98a84af8262a6efcff92786653df2026f49abac99b5a44", kill_on_drop: false }` [INFO] [stderr] Compiling siodb v0.0.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/siodb/mod.rs:332:9 [INFO] [stdout] | [INFO] [stdout] 332 | / &message [INFO] [stdout] 333 | | .write_to_with_cached_sizes(&mut coded_output_stream) [INFO] [stdout] 334 | | .expect(&format!("write_message | Codec error")); [INFO] [stdout] | |____________________________________________________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 332 | let _ = &message [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/siodb/mod.rs:332:9 [INFO] [stdout] | [INFO] [stdout] 332 | / &message [INFO] [stdout] 333 | | .write_to_with_cached_sizes(&mut coded_output_stream) [INFO] [stdout] 334 | | .expect(&format!("write_message | Codec error")); [INFO] [stdout] | |____________________________________________________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 332 | let _ = &message [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/siodb/mod.rs:332:9 [INFO] [stdout] | [INFO] [stdout] 332 | / &message [INFO] [stdout] 333 | | .write_to_with_cached_sizes(&mut coded_output_stream) [INFO] [stdout] 334 | | .expect(&format!("write_message | Codec error")); [INFO] [stdout] | |____________________________________________________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 332 | let _ = &message [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.14s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/siodb-0902a9bee567c086) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/siodb-f14f95d5888b960c) [INFO] running `Command { std: "docker" "inspect" "a5819c6d7b377f218e98a84af8262a6efcff92786653df2026f49abac99b5a44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5819c6d7b377f218e98a84af8262a6efcff92786653df2026f49abac99b5a44", kill_on_drop: false }` [INFO] [stdout] a5819c6d7b377f218e98a84af8262a6efcff92786653df2026f49abac99b5a44 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] d38fdaf996fd98b4efab22695df27fffa9718c17e93bc01312246efe273f12ac [INFO] running `Command { std: "docker" "start" "-a" "d38fdaf996fd98b4efab22695df27fffa9718c17e93bc01312246efe273f12ac", kill_on_drop: false }` [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/siodb/mod.rs:332:9 [INFO] [stderr] | [INFO] [stderr] 332 | / &message [INFO] [stderr] 333 | | .write_to_with_cached_sizes(&mut coded_output_stream) [INFO] [stderr] 334 | | .expect(&format!("write_message | Codec error")); [INFO] [stderr] | |____________________________________________________________^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 332 | let _ = &message [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `siodb` (lib) generated 1 warning [INFO] [stderr] warning: `siodb` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: `siodb` (bin "siodb" test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/siodb-0902a9bee567c086) [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/siodb-f14f95d5888b960c) [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] [stderr] Doc-tests siodb [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] [stderr] error[E0659]: `siodb` is ambiguous [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | pub use siodb::SiodbConn; [INFO] [stderr] | ^^^^^ ambiguous name [INFO] [stderr] | [INFO] [stderr] = note: ambiguous because of multiple potential import sources [INFO] [stderr] = note: `siodb` could refer to a crate passed with `--extern` [INFO] [stderr] = help: use `::siodb` to refer to this crate unambiguously [INFO] [stderr] note: `siodb` could also refer to the module defined here [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | mod siodb; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] = help: use `crate::siodb` to refer to this module unambiguously [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0659`. [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "d38fdaf996fd98b4efab22695df27fffa9718c17e93bc01312246efe273f12ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d38fdaf996fd98b4efab22695df27fffa9718c17e93bc01312246efe273f12ac", kill_on_drop: false }` [INFO] [stdout] d38fdaf996fd98b4efab22695df27fffa9718c17e93bc01312246efe273f12ac