[INFO] cloning repository https://github.com/ProgramAPE/deref_test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ProgramAPE/deref_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProgramAPE%2Fderef_test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProgramAPE%2Fderef_test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2ecd27043170a8f4a0f0a1d90a7b23476bef6170 [INFO] checking ProgramAPE/deref_test/2ecd27043170a8f4a0f0a1d90a7b23476bef6170 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProgramAPE%2Fderef_test" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ProgramAPE/deref_test on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ProgramAPE/deref_test [INFO] finished tweaking git repo https://github.com/ProgramAPE/deref_test [INFO] tweaked toml for git repo https://github.com/ProgramAPE/deref_test written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ProgramAPE/deref_test 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3fbb1cb5c1b192e5a9bb225fca6da11a7d63b6be1d7fbaf921468f8551566155 [INFO] running `Command { std: "docker" "start" "-a" "3fbb1cb5c1b192e5a9bb225fca6da11a7d63b6be1d7fbaf921468f8551566155", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3fbb1cb5c1b192e5a9bb225fca6da11a7d63b6be1d7fbaf921468f8551566155", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3fbb1cb5c1b192e5a9bb225fca6da11a7d63b6be1d7fbaf921468f8551566155", kill_on_drop: false }` [INFO] [stdout] 3fbb1cb5c1b192e5a9bb225fca6da11a7d63b6be1d7fbaf921468f8551566155 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 68b78164b4c821bde35139f38d0492580ddd5417690ec6e467f98b4d0eb5ebf1 [INFO] running `Command { std: "docker" "start" "-a" "68b78164b4c821bde35139f38d0492580ddd5417690ec6e467f98b4d0eb5ebf1", kill_on_drop: false }` [INFO] [stderr] Checking deref_test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `deref_test` (bin "deref_test") due to 3 previous errors; 8 warnings emitted [INFO] [stdout] warning: struct `Name1` is never constructed [INFO] [stdout] --> src/main.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 38 | struct Name1 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: struct `Name2` is never constructed [INFO] [stdout] --> src/main.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | struct Name2 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `deref_test` (bin "deref_test" test) due to 3 previous errors; 8 warnings emitted [INFO] [stdout] warning: trait `Name` is never used [INFO] [stdout] --> src/main.rs:59:7 [INFO] [stdout] | [INFO] [stdout] 59 | trait Name { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyBox` is never constructed [INFO] [stdout] --> src/main.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 64 | struct MyBox(T); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/main.rs:68:5 [INFO] [stdout] | [INFO] [stdout] 66 | impl MyBox { [INFO] [stdout] | ---------------- associated function in this implementation [INFO] [stdout] 67 | // add code here [INFO] [stdout] 68 | fn new(x:T) -> MyBox { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `age` is never read [INFO] [stdout] --> src/singletone_collection.rs:35:2 [INFO] [stdout] | [INFO] [stdout] 34 | struct Name1 { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 35 | age: usize [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Name1` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/singletone_collection.rs:40:2 [INFO] [stdout] | [INFO] [stdout] 39 | struct Name2 { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 40 | name: String [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Name2` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/nut.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | objects: HashMap::new(), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/nut.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | methods: HashMap::new(), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Name1` is never constructed [INFO] [stdout] --> src/main.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 38 | struct Name1 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Name2` is never constructed [INFO] [stdout] --> src/main.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | struct Name2 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Name` is never used [INFO] [stdout] --> src/main.rs:59:7 [INFO] [stdout] | [INFO] [stdout] 59 | trait Name { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyBox` is never constructed [INFO] [stdout] --> src/main.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 64 | struct MyBox(T); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/main.rs:68:5 [INFO] [stdout] | [INFO] [stdout] 66 | impl MyBox { [INFO] [stdout] | ---------------- associated function in this implementation [INFO] [stdout] 67 | // add code here [INFO] [stdout] 68 | fn new(x:T) -> MyBox { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `age` is never read [INFO] [stdout] --> src/singletone_collection.rs:35:2 [INFO] [stdout] | [INFO] [stdout] 34 | struct Name1 { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 35 | age: usize [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Name1` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/singletone_collection.rs:40:2 [INFO] [stdout] | [INFO] [stdout] 39 | struct Name2 { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 40 | name: String [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Name2` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/nut.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | objects: HashMap::new(), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/nut.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | methods: HashMap::new(), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "68b78164b4c821bde35139f38d0492580ddd5417690ec6e467f98b4d0eb5ebf1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68b78164b4c821bde35139f38d0492580ddd5417690ec6e467f98b4d0eb5ebf1", kill_on_drop: false }` [INFO] [stdout] 68b78164b4c821bde35139f38d0492580ddd5417690ec6e467f98b4d0eb5ebf1