[INFO] cloning repository https://github.com/jacekku/random_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jacekku/random_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacekku%2Frandom_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacekku%2Frandom_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1eb1158611adbb6db2a47611fb4b945c41eb3236 [INFO] checking jacekku/random_rust against try#15e8bc6907ab2b3623cb52acc726f4787458df64 for pr-141352 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacekku%2Frandom_rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jacekku/random_rust on toolchain 15e8bc6907ab2b3623cb52acc726f4787458df64 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jacekku/random_rust [INFO] finished tweaking git repo https://github.com/jacekku/random_rust [INFO] tweaked toml for git repo https://github.com/jacekku/random_rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jacekku/random_rust 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" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 203fc71d7920d1f61e28c65dd13e824997e67c634c8f06320ed71aa256be5e27 [INFO] running `Command { std: "docker" "start" "-a" "203fc71d7920d1f61e28c65dd13e824997e67c634c8f06320ed71aa256be5e27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "203fc71d7920d1f61e28c65dd13e824997e67c634c8f06320ed71aa256be5e27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "203fc71d7920d1f61e28c65dd13e824997e67c634c8f06320ed71aa256be5e27", kill_on_drop: false }` [INFO] [stdout] 203fc71d7920d1f61e28c65dd13e824997e67c634c8f06320ed71aa256be5e27 [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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 528f716fcd2133e7b7786babcacd584fb02dee85d1eb4c740b7cd20ffc131aa6 [INFO] running `Command { std: "docker" "start" "-a" "528f716fcd2133e7b7786babcacd584fb02dee85d1eb4c740b7cd20ffc131aa6", kill_on_drop: false }` [INFO] [stderr] Checking _random_rust_projects v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/diagram_generator/bin/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | mod lib; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/interpreter/bin/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | pub mod lib; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MemoryRepo` is never constructed [INFO] [stdout] --> src/ioc_container/bin/main.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct MemoryRepo { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MemoryRepo` is never constructed [INFO] [stdout] --> src/ioc_container/bin/main.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct MemoryRepo { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/diagram_generator/bin/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | mod lib; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/testing_loops/bin/main.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | let output: &Vec<&MyNum> = &arr [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/interpreter/bin/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | pub mod lib; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/testing_loops/bin/main.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | let output: &Vec<&MyNum> = &arr [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `title` and `flows` are never read [INFO] [stdout] --> src/diagram_generator/bin/lib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Diagram<'a> { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 9 | title: &'a str, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 10 | flows: Vec>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0716]: temporary value dropped while borrowed [INFO] [stdout] --> src/interpreter/bin/lib/diagram.rs:6:41 [INFO] [stdout] | [INFO] [stdout] 6 | let mut scanner = Scanner::new(&input.to_string()); [INFO] [stdout] | --------------^^^^^^^^^^^^^^^^^-- temporary value is freed at the end of this statement [INFO] [stdout] | | | [INFO] [stdout] | | creates a temporary value which is freed while still in use [INFO] [stdout] | argument requires that borrow lasts for `'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `result` [INFO] [stdout] --> src/interpreter/bin/lib/diagram.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | let result = scan(""); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0716`. [INFO] [stdout] [INFO] [stderr] error: could not compile `_random_rust_projects` (bin "interpreter" test) due to 1 previous error; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "528f716fcd2133e7b7786babcacd584fb02dee85d1eb4c740b7cd20ffc131aa6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "528f716fcd2133e7b7786babcacd584fb02dee85d1eb4c740b7cd20ffc131aa6", kill_on_drop: false }` [INFO] [stdout] 528f716fcd2133e7b7786babcacd584fb02dee85d1eb4c740b7cd20ffc131aa6