[INFO] cloning repository https://github.com/iyakushev/express [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iyakushev/express" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyakushev%2Fexpress", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyakushev%2Fexpress'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2c21098b2f992ec9a66fc071d70692718833d6ef [INFO] checking iyakushev/express against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyakushev%2Fexpress" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/iyakushev/express on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/iyakushev/express [INFO] finished tweaking git repo https://github.com/iyakushev/express [INFO] tweaked toml for git repo https://github.com/iyakushev/express written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/iyakushev/express 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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e8f0e1d0b4b7decb7466435d403cf403659490a370f3b60deb2de48c8c40359f [INFO] running `Command { std: "docker" "start" "-a" "e8f0e1d0b4b7decb7466435d403cf403659490a370f3b60deb2de48c8c40359f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e8f0e1d0b4b7decb7466435d403cf403659490a370f3b60deb2de48c8c40359f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8f0e1d0b4b7decb7466435d403cf403659490a370f3b60deb2de48c8c40359f", kill_on_drop: false }` [INFO] [stdout] e8f0e1d0b4b7decb7466435d403cf403659490a370f3b60deb2de48c8c40359f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0ccacddcd06240d2752c79d7176fc4711d1bfcea9707cb5803e327366c8b919a [INFO] running `Command { std: "docker" "start" "-a" "0ccacddcd06240d2752c79d7176fc4711d1bfcea9707cb5803e327366c8b919a", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling syn v1.0.92 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Checking types v0.0.0 (/opt/rustwide/workdir/express-core/types) [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> express-core/types/src/lib.rs:96:46 [INFO] [stdout] | [INFO] [stdout] 96 | let name = self.inner.borrow().name().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] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling libc v0.2.124 [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> express-core/types/src/lib.rs:96:46 [INFO] [stdout] | [INFO] [stdout] 96 | let name = self.inner.borrow().name().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] [stderr] Compiling rayon-core v1.9.2 [INFO] [stderr] Compiling rayon v1.5.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking either v1.6.1 [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> express-core/types/src/lib.rs:96:46 [INFO] [stdout] | [INFO] [stdout] 96 | let name = self.inner.borrow().name().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] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Checking nom v7.1.1 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking lang v0.1.0 (/opt/rustwide/workdir/express-core/lang) [INFO] [stderr] Checking xmacro v0.0.0 (/opt/rustwide/workdir/express-core/xmacro) [INFO] [stderr] Checking express v0.1.0 (/opt/rustwide/workdir/express-core) [INFO] [stdout] warning: unused import: `types` [INFO] [stdout] --> express-core/xmacro/tests/integration_test.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 7 | pub use types; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking express-std v0.1.0 (/opt/rustwide/workdir/express-std) [INFO] [stdout] warning: struct `Reduce` is never constructed [INFO] [stdout] --> express-std/src/func/reduce.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | struct Reduce { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking express-eval v0.1.0 (/opt/rustwide/workdir/express-eval) [INFO] [stdout] warning: struct `Reduce` is never constructed [INFO] [stdout] --> express-std/src/func/reduce.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | struct Reduce { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `Type` to `Type` [INFO] [stdout] --> express-eval/src/formula.rs:205:22 [INFO] [stdout] | [INFO] [stdout] 205 | Some(fn_obj.call(resolved_args.as_slice())?.into()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `Type` to `Type` [INFO] [stdout] --> express-eval/src/interp.rs:345:49 [INFO] [stdout] | [INFO] [stdout] 345 | r @ _ => Some(IRNode::Value(r.into())), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `Type` to `Type` [INFO] [stdout] --> express-eval/src/interp.rs:359:36 [INFO] [stdout] | [INFO] [stdout] 359 | Some(IRNode::Value(result.into())) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `Type` to `Type` [INFO] [stdout] --> express-eval/src/interp.rs:457:22 [INFO] [stdout] | [INFO] [stdout] 457 | Some(fn_obj.call(resolved_args.as_slice())?.into()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> express-eval/src/interp.rs:254:21 [INFO] [stdout] | [INFO] [stdout] 254 | drop(rf); [INFO] [stdout] | ^^^^^--^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut FormulaLink` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 254 - drop(rf); [INFO] [stdout] 254 + let _ = rf; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `express-eval` (lib) due to 4 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this conversion is useless `express::prelude::Type` to `express::prelude::Type` [INFO] [stdout] --> express-eval/src/formula.rs:205:22 [INFO] [stdout] | [INFO] [stdout] 205 | Some(fn_obj.call(resolved_args.as_slice())?.into()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `express::prelude::Type` to `express::prelude::Type` [INFO] [stdout] --> express-eval/src/interp.rs:345:49 [INFO] [stdout] | [INFO] [stdout] 345 | r @ _ => Some(IRNode::Value(r.into())), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `express::prelude::Type` to `express::prelude::Type` [INFO] [stdout] --> express-eval/src/interp.rs:359:36 [INFO] [stdout] | [INFO] [stdout] 359 | Some(IRNode::Value(result.into())) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `express::prelude::Type` to `express::prelude::Type` [INFO] [stdout] --> express-eval/src/interp.rs:457:22 [INFO] [stdout] | [INFO] [stdout] 457 | Some(fn_obj.call(resolved_args.as_slice())?.into()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> express-eval/src/interp.rs:254:21 [INFO] [stdout] | [INFO] [stdout] 254 | drop(rf); [INFO] [stdout] | ^^^^^--^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut ir::FormulaLink` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 254 - drop(rf); [INFO] [stdout] 254 + let _ = rf; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `express-eval` (lib test) due to 4 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "0ccacddcd06240d2752c79d7176fc4711d1bfcea9707cb5803e327366c8b919a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ccacddcd06240d2752c79d7176fc4711d1bfcea9707cb5803e327366c8b919a", kill_on_drop: false }` [INFO] [stdout] 0ccacddcd06240d2752c79d7176fc4711d1bfcea9707cb5803e327366c8b919a