[INFO] cloning repository https://github.com/monkeydioude/test-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/monkeydioude/test-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonkeydioude%2Ftest-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonkeydioude%2Ftest-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 48d070f2c0dc86a8b2958fbc8c75f9fbbf8e8fcd
[INFO] checking monkeydioude/test-rust against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonkeydioude%2Ftest-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/monkeydioude/test-rust on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/monkeydioude/test-rust
[INFO] finished tweaking git repo https://github.com/monkeydioude/test-rust
[INFO] tweaked toml for git repo https://github.com/monkeydioude/test-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/monkeydioude/test-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray v0.15.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74ffac331803465914738699342be5f46633c65480ea762939b3dc129ba497b6
[INFO] running `Command { std: "docker" "start" "-a" "74ffac331803465914738699342be5f46633c65480ea762939b3dc129ba497b6", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "rm" "-f" "74ffac331803465914738699342be5f46633c65480ea762939b3dc129ba497b6", kill_on_drop: false }`
[INFO] [stdout] 74ffac331803465914738699342be5f46633c65480ea762939b3dc129ba497b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4b1ca4f7ea223c5d2683bc0585c40131dced578247447d9841f9c6d5b098103
[INFO] running `Command { std: "docker" "start" "-a" "a4b1ca4f7ea223c5d2683bc0585c40131dced578247447d9841f9c6d5b098103", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking num-complex v0.4.2
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking test-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `lf1` should have an upper camel case name
[INFO] [stdout]  --> src/test_lifetime.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct lf1 {
[INFO] [stdout]   |        ^^^ help: convert the identifier to upper camel case: `Lf1`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `layer`
[INFO] [stdout]   --> src/test_macro.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 | macro_rules! layer {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `lf1` should have an upper camel case name
[INFO] [stdout]  --> src/test_lifetime.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct lf1 {
[INFO] [stdout]   |        ^^^ help: convert the identifier to upper camel case: `Lf1`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Mul`
[INFO] [stdout]   --> src/test_matrices.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::ops::Mul;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub mod test_matrices;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `layer`
[INFO] [stdout]   --> src/test_macro.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 | macro_rules! layer {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Mul`
[INFO] [stdout]  --> src/test_matrices.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Mul;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lf` is never read
[INFO] [stdout]   --> src/test_lifetime.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let mut lf: lf1 = lf1{msg: Str{str: "heyooo"}};
[INFO] [stdout]    |             ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lf` is never read
[INFO] [stdout]   --> src/test_lifetime.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let mut lf: lf1 = lf1{msg: Str{str: "heyooo"}};
[INFO] [stdout]    |             ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trial`
[INFO] [stdout]   --> src/test_generics.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn call_node_only(trial: impl Node) {}
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_trial`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trial`
[INFO] [stdout]   --> src/test_generics.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn call_node_only(trial: impl Node) {}
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_trial`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Unit` is never used
[INFO] [stdout]  --> src/test2.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 | trait Unit {}
[INFO] [stdout]   |       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dummy` is never constructed
[INFO] [stdout]  --> src/test2.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Dummy;
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fn_dummy` is never used
[INFO] [stdout]  --> src/test2.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn fn_dummy() -> impl (FnOnce() -> Box<dyn Unit>) {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Null` is never constructed
[INFO] [stdout]  --> src/test3.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum Test {
[INFO] [stdout]   |      ---- variant in this enum
[INFO] [stdout] 3 |     F64(f64),
[INFO] [stdout] 4 |     Null,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Test` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CloseTest` is never used
[INFO] [stdout]  --> src/test_closures1.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | type CloseTest<'a> = Box<dyn Fn() -> &'a dyn T1>; 
[INFO] [stdout]   |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CloseTestPtr` is never used
[INFO] [stdout]  --> src/test_closures1.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 | type CloseTestPtr<'a> = &'a dyn Fn() -> &'a dyn T1; 
[INFO] [stdout]   |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `T1` is never used
[INFO] [stdout]  --> src/test_closures1.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait T1 {
[INFO] [stdout]   |       ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_v` is never used
[INFO] [stdout]   --> src/test_references.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn get_v(v: &i32) -> i32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Test` is never constructed
[INFO] [stdout]  --> src/test_macro.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Test;
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `B` is never constructed
[INFO] [stdout]  --> src/test_enum.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum Test {
[INFO] [stdout]   |      ---- variant in this enum
[INFO] [stdout] 3 |     A(i32),
[INFO] [stdout] 4 |     B(f32),
[INFO] [stdout]   |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/test_lifetime.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |             str: msg.clone()
[INFO] [stdout]    |                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Unit` is never used
[INFO] [stdout]  --> src/test2.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 | trait Unit {}
[INFO] [stdout]   |       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dummy` is never constructed
[INFO] [stdout]  --> src/test2.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Dummy;
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fn_dummy` is never used
[INFO] [stdout]  --> src/test2.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn fn_dummy() -> impl (FnOnce() -> Box<dyn Unit>) {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Null` is never constructed
[INFO] [stdout]  --> src/test3.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum Test {
[INFO] [stdout]   |      ---- variant in this enum
[INFO] [stdout] 3 |     F64(f64),
[INFO] [stdout] 4 |     Null,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Test` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CloseTest` is never used
[INFO] [stdout]  --> src/test_closures1.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | type CloseTest<'a> = Box<dyn Fn() -> &'a dyn T1>; 
[INFO] [stdout]   |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CloseTestPtr` is never used
[INFO] [stdout]  --> src/test_closures1.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 | type CloseTestPtr<'a> = &'a dyn Fn() -> &'a dyn T1; 
[INFO] [stdout]   |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `T1` is never used
[INFO] [stdout]  --> src/test_closures1.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait T1 {
[INFO] [stdout]   |       ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_v` is never used
[INFO] [stdout]   --> src/test_references.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn get_v(v: &i32) -> i32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Test` is never constructed
[INFO] [stdout]  --> src/test_macro.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Test;
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `B` is never constructed
[INFO] [stdout]  --> src/test_enum.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum Test {
[INFO] [stdout]   |      ---- variant in this enum
[INFO] [stdout] 3 |     A(i32),
[INFO] [stdout] 4 |     B(f32),
[INFO] [stdout]   |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/test_lifetime.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |             str: msg.clone()
[INFO] [stdout]    |                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `Command { std: "docker" "inspect" "a4b1ca4f7ea223c5d2683bc0585c40131dced578247447d9841f9c6d5b098103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4b1ca4f7ea223c5d2683bc0585c40131dced578247447d9841f9c6d5b098103", kill_on_drop: false }`
[INFO] [stdout] a4b1ca4f7ea223c5d2683bc0585c40131dced578247447d9841f9c6d5b098103
[INFO] checking monkeydioude/test-rust against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonkeydioude%2Ftest-rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/monkeydioude/test-rust on toolchain f9935d29d867449445ee008640ccca1bf1ae0889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/monkeydioude/test-rust
[INFO] finished tweaking git repo https://github.com/monkeydioude/test-rust
[INFO] tweaked toml for git repo https://github.com/monkeydioude/test-rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/monkeydioude/test-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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 187555cec02f986439dff51ebe04cf7fe8b831c794e8a2a39b2583d259ffa095
[INFO] running `Command { std: "docker" "start" "-a" "187555cec02f986439dff51ebe04cf7fe8b831c794e8a2a39b2583d259ffa095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "187555cec02f986439dff51ebe04cf7fe8b831c794e8a2a39b2583d259ffa095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "187555cec02f986439dff51ebe04cf7fe8b831c794e8a2a39b2583d259ffa095", kill_on_drop: false }`
[INFO] [stdout] 187555cec02f986439dff51ebe04cf7fe8b831c794e8a2a39b2583d259ffa095
[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 -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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1d737188f1045eb9211299fa0b76bbc914a349ef72c2e21ea622daf296abc2b
[INFO] running `Command { std: "docker" "start" "-a" "e1d737188f1045eb9211299fa0b76bbc914a349ef72c2e21ea622daf296abc2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking num-complex v0.4.2
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking test-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `lf1` should have an upper camel case name
[INFO] [stdout]  --> src/test_lifetime.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct lf1 {
[INFO] [stdout]   |        ^^^ help: convert the identifier to upper camel case: `Lf1`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `layer`
[INFO] [stdout]   --> src/test_macro.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 | macro_rules! layer {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Mul`
[INFO] [stdout]   --> src/test_matrices.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::ops::Mul;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub mod test_matrices;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `lf1` should have an upper camel case name
[INFO] [stdout]  --> src/test_lifetime.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct lf1 {
[INFO] [stdout]   |        ^^^ help: convert the identifier to upper camel case: `Lf1`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `layer`
[INFO] [stdout]   --> src/test_macro.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 | macro_rules! layer {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Mul`
[INFO] [stdout]  --> src/test_matrices.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Mul;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lf` is never read
[INFO] [stdout]   --> src/test_lifetime.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let mut lf: lf1 = lf1{msg: Str{str: "heyooo"}};
[INFO] [stdout]    |             ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lf` is never read
[INFO] [stdout]   --> src/test_lifetime.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let mut lf: lf1 = lf1{msg: Str{str: "heyooo"}};
[INFO] [stdout]    |             ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trial`
[INFO] [stdout]   --> src/test_generics.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn call_node_only(trial: impl Node) {}
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_trial`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trial`
[INFO] [stdout]   --> src/test_generics.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn call_node_only(trial: impl Node) {}
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_trial`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Unit` is never used
[INFO] [stdout]  --> src/test2.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 | trait Unit {}
[INFO] [stdout]   |       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dummy` is never constructed
[INFO] [stdout]  --> src/test2.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Dummy;
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fn_dummy` is never used
[INFO] [stdout]  --> src/test2.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn fn_dummy() -> impl (FnOnce() -> Box<dyn Unit>) {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Null` is never constructed
[INFO] [stdout]  --> src/test3.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum Test {
[INFO] [stdout]   |      ---- variant in this enum
[INFO] [stdout] 3 |     F64(f64),
[INFO] [stdout] 4 |     Null,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Test` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CloseTest` is never used
[INFO] [stdout]  --> src/test_closures1.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | type CloseTest<'a> = Box<dyn Fn() -> &'a dyn T1>; 
[INFO] [stdout]   |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CloseTestPtr` is never used
[INFO] [stdout]  --> src/test_closures1.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 | type CloseTestPtr<'a> = &'a dyn Fn() -> &'a dyn T1; 
[INFO] [stdout]   |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `T1` is never used
[INFO] [stdout]  --> src/test_closures1.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait T1 {
[INFO] [stdout]   |       ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_v` is never used
[INFO] [stdout]   --> src/test_references.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn get_v(v: &i32) -> i32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Test` is never constructed
[INFO] [stdout]  --> src/test_macro.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Test;
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `B` is never constructed
[INFO] [stdout]  --> src/test_enum.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum Test {
[INFO] [stdout]   |      ---- variant in this enum
[INFO] [stdout] 3 |     A(i32),
[INFO] [stdout] 4 |     B(f32),
[INFO] [stdout]   |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/test_lifetime.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |             str: msg.clone()
[INFO] [stdout]    |                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[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/test_generics.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn new(b: Box<dyn Fn() -> T>) -> Self {
[INFO] [stdout]    |                --------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 30 |         Self{
[INFO] [stdout] 31 |             builder: Some(b),
[INFO] [stdout]    |                      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Unit` is never used
[INFO] [stdout]  --> src/test2.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 | trait Unit {}
[INFO] [stdout]   |       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dummy` is never constructed
[INFO] [stdout]  --> src/test2.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Dummy;
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fn_dummy` is never used
[INFO] [stdout]  --> src/test2.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn fn_dummy() -> impl (FnOnce() -> Box<dyn Unit>) {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Null` is never constructed
[INFO] [stdout]  --> src/test3.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum Test {
[INFO] [stdout]   |      ---- variant in this enum
[INFO] [stdout] 3 |     F64(f64),
[INFO] [stdout] 4 |     Null,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Test` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CloseTest` is never used
[INFO] [stdout]  --> src/test_closures1.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | type CloseTest<'a> = Box<dyn Fn() -> &'a dyn T1>; 
[INFO] [stdout]   |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CloseTestPtr` is never used
[INFO] [stdout]  --> src/test_closures1.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 | type CloseTestPtr<'a> = &'a dyn Fn() -> &'a dyn T1; 
[INFO] [stdout]   |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `T1` is never used
[INFO] [stdout]  --> src/test_closures1.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait T1 {
[INFO] [stdout]   |       ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_v` is never used
[INFO] [stdout]   --> src/test_references.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn get_v(v: &i32) -> i32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Test` is never constructed
[INFO] [stdout]  --> src/test_macro.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Test;
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `B` is never constructed
[INFO] [stdout]  --> src/test_enum.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum Test {
[INFO] [stdout]   |      ---- variant in this enum
[INFO] [stdout] 3 |     A(i32),
[INFO] [stdout] 4 |     B(f32),
[INFO] [stdout]   |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/test_lifetime.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |             str: msg.clone()
[INFO] [stdout]    |                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[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/test_generics.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn new(b: Box<dyn Fn() -> T>) -> Self {
[INFO] [stdout]    |                --------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 30 |         Self{
[INFO] [stdout] 31 |             builder: Some(b),
[INFO] [stdout]    |                      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `test-rust` (bin "test-rust") due to 2 previous errors; 16 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `test-rust` (bin "test-rust" test) due to 2 previous errors; 16 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e1d737188f1045eb9211299fa0b76bbc914a349ef72c2e21ea622daf296abc2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1d737188f1045eb9211299fa0b76bbc914a349ef72c2e21ea622daf296abc2b", kill_on_drop: false }`
[INFO] [stdout] e1d737188f1045eb9211299fa0b76bbc914a349ef72c2e21ea622daf296abc2b