[INFO] fetching crate unison 0.3.2... [INFO] checking unison-0.3.2 against try#901e6d56697c79b2e80df6a487b2318ec6f57ee3 for pr-142287 [INFO] extracting crate unison 0.3.2 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate unison 0.3.2 on toolchain 901e6d56697c79b2e80df6a487b2318ec6f57ee3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate unison 0.3.2 [INFO] finished tweaking crates.io crate unison 0.3.2 [INFO] tweaked toml for crates.io crate unison 0.3.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 31 packages to latest compatible versions [INFO] [stderr] Adding seckey v0.6.1 (available: v0.12.1) [INFO] [stderr] Adding serde_yaml v0.7.5 (available: v0.9.34+deprecated) [INFO] [stderr] Adding toml v0.4.10 (available: v0.8.23) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2cde3ea4df9b38f8427df31d3c001cc110c504538eac684c223053df417d5c5b [INFO] running `Command { std: "docker" "start" "-a" "2cde3ea4df9b38f8427df31d3c001cc110c504538eac684c223053df417d5c5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2cde3ea4df9b38f8427df31d3c001cc110c504538eac684c223053df417d5c5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2cde3ea4df9b38f8427df31d3c001cc110c504538eac684c223053df417d5c5b", kill_on_drop: false }` [INFO] [stdout] 2cde3ea4df9b38f8427df31d3c001cc110c504538eac684c223053df417d5c5b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 43763b01dc0bda4e52e5b59bd2e87bdd8f8a295758d52484479b8cc25d1cb8c3 [INFO] running `Command { std: "docker" "start" "-a" "43763b01dc0bda4e52e5b59bd2e87bdd8f8a295758d52484479b8cc25d1cb8c3", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling memsec v0.3.4 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking serde_yaml v0.7.5 [INFO] [stderr] Checking seckey v0.6.1 [INFO] [stderr] Checking unison v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `SecretGuard` [INFO] [stdout] --> src/value/mod.rs:9:23 [INFO] [stdout] | [INFO] [stdout] 9 | pub use self::value::{SecretGuard, Value}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SecretGuard` [INFO] [stdout] --> src/value/mod.rs:9:23 [INFO] [stdout] | [INFO] [stdout] 9 | pub use self::value::{SecretGuard, Value}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return reference to temporary value [INFO] [stdout] --> src/config/config.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | &Value::None [INFO] [stdout] | ^----------- [INFO] [stdout] | || [INFO] [stdout] | |temporary value created here [INFO] [stdout] | returns a reference to data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return reference to temporary value [INFO] [stdout] --> src/config/config.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 57 | &Value::None [INFO] [stdout] | ^----------- [INFO] [stdout] | || [INFO] [stdout] | |temporary value created here [INFO] [stdout] | returns a reference to data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return reference to temporary value [INFO] [stdout] --> src/config/config.rs:64:22 [INFO] [stdout] | [INFO] [stdout] 64 | None => return &Value::None, [INFO] [stdout] | ^----------- [INFO] [stdout] | || [INFO] [stdout] | |temporary value created here [INFO] [stdout] | returns a reference to data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> src/value/traversal.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | / match *self { [INFO] [stdout] 16 | | Value::HashMap(ref h) => h.get(key).unwrap_or(&Value::None), [INFO] [stdout] | | ----------- temporary value created here [INFO] [stdout] 17 | | _ => &Value::None, [INFO] [stdout] 18 | | } [INFO] [stdout] | |_____^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> src/value/traversal.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | / match *self { [INFO] [stdout] 16 | | Value::HashMap(ref h) => h.get(key).unwrap_or(&Value::None), [INFO] [stdout] 17 | | _ => &Value::None, [INFO] [stdout] | | ----------- temporary value created here [INFO] [stdout] 18 | | } [INFO] [stdout] | |_____^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0515`. [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return reference to temporary value [INFO] [stdout] --> src/config/config.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | &Value::None [INFO] [stdout] | ^----------- [INFO] [stdout] | || [INFO] [stdout] | |temporary value created here [INFO] [stdout] | returns a reference to data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return reference to temporary value [INFO] [stdout] --> src/config/config.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 57 | &Value::None [INFO] [stdout] | ^----------- [INFO] [stdout] | || [INFO] [stdout] | |temporary value created here [INFO] [stdout] | returns a reference to data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return reference to temporary value [INFO] [stdout] --> src/config/config.rs:64:22 [INFO] [stdout] | [INFO] [stdout] 64 | None => return &Value::None, [INFO] [stdout] | ^----------- [INFO] [stdout] | || [INFO] [stdout] | |temporary value created here [INFO] [stdout] | returns a reference to data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `unison` (lib) due to 5 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> src/value/traversal.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | / match *self { [INFO] [stdout] 16 | | Value::HashMap(ref h) => h.get(key).unwrap_or(&Value::None), [INFO] [stdout] | | ----------- temporary value created here [INFO] [stdout] 17 | | _ => &Value::None, [INFO] [stdout] 18 | | } [INFO] [stdout] | |_____^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> src/value/traversal.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | / match *self { [INFO] [stdout] 16 | | Value::HashMap(ref h) => h.get(key).unwrap_or(&Value::None), [INFO] [stdout] 17 | | _ => &Value::None, [INFO] [stdout] | | ----------- temporary value created here [INFO] [stdout] 18 | | } [INFO] [stdout] | |_____^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0515`. [INFO] [stdout] [INFO] [stderr] error: could not compile `unison` (lib test) due to 5 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "43763b01dc0bda4e52e5b59bd2e87bdd8f8a295758d52484479b8cc25d1cb8c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43763b01dc0bda4e52e5b59bd2e87bdd8f8a295758d52484479b8cc25d1cb8c3", kill_on_drop: false }` [INFO] [stdout] 43763b01dc0bda4e52e5b59bd2e87bdd8f8a295758d52484479b8cc25d1cb8c3