[INFO] cloning repository https://github.com/Hybridlo/interpreter-book [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hybridlo/interpreter-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHybridlo%2Finterpreter-book", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHybridlo%2Finterpreter-book'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fb2c74428311b91018dcce8e42db6ad26cbd1b5c [INFO] checking Hybridlo/interpreter-book against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHybridlo%2Finterpreter-book" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Hybridlo/interpreter-book [INFO] finished tweaking git repo https://github.com/Hybridlo/interpreter-book [INFO] tweaked toml for git repo https://github.com/Hybridlo/interpreter-book written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Hybridlo/interpreter-book on toolchain a5689b034ad287112f709693384a37f1377eb9cc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Hybridlo/interpreter-book 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] 4d6e10e92d4b3b8141c83a09cf552b203443f9b24aeafaa9ccb2733cde77c1cc [INFO] running `Command { std: "docker" "start" "4d6e10e92d4b3b8141c83a09cf552b203443f9b24aeafaa9ccb2733cde77c1cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4d6e10e92d4b3b8141c83a09cf552b203443f9b24aeafaa9ccb2733cde77c1cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4d6e10e92d4b3b8141c83a09cf552b203443f9b24aeafaa9ccb2733cde77c1cc" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4d6e10e92d4b3b8141c83a09cf552b203443f9b24aeafaa9ccb2733cde77c1cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4d6e10e92d4b3b8141c83a09cf552b203443f9b24aeafaa9ccb2733cde77c1cc" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling anyhow v1.0.80 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking itertools v0.12.1 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling derive_more v0.99.17 [INFO] [stderr] Checking interpreter_book v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/ast/expressions.rs:142:18 [INFO] [stdout] | [INFO] [stdout] 142 | .intersperse(", ".to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(iter_intersperse)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/ast/expressions.rs:196:18 [INFO] [stdout] | [INFO] [stdout] 196 | .intersperse(", ".to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(iter_intersperse)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/ast/expressions.rs:217:18 [INFO] [stdout] | [INFO] [stdout] 217 | .intersperse(", ".to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(iter_intersperse)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/object/mod.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | / r#" [INFO] [stdout] 27 | | parameters [INFO] [stdout] 28 | | .iter() [INFO] [stdout] 29 | | .map(ToString::to_string) [INFO] [stdout] 30 | | .intersperse(", ".to_string()) [INFO] [stdout] 31 | | .collect::() [INFO] [stdout] 32 | | "# [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(iter_intersperse)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/object/mod.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | / r#" [INFO] [stdout] 46 | | _0 [INFO] [stdout] 47 | | .iter() [INFO] [stdout] 48 | | .map(ToString::to_string) [INFO] [stdout] 49 | | .intersperse(", ".to_string()) [INFO] [stdout] 50 | | .collect::() [INFO] [stdout] 51 | | "# [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(iter_intersperse)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/repl.rs:35:22 [INFO] [stdout] | [INFO] [stdout] 35 | .intersperse("\n\t".to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(iter_intersperse)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `errors` is never used [INFO] [stdout] --> src/parser.rs:53:12 [INFO] [stdout] | [INFO] [stdout] 38 | impl Parser { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 53 | pub fn errors(&self) -> &[anyhow::Error] { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/ast/expressions.rs:142:18 [INFO] [stdout] | [INFO] [stdout] 142 | .intersperse(", ".to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(iter_intersperse)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/ast/expressions.rs:196:18 [INFO] [stdout] | [INFO] [stdout] 196 | .intersperse(", ".to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(iter_intersperse)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/ast/expressions.rs:217:18 [INFO] [stdout] | [INFO] [stdout] 217 | .intersperse(", ".to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(iter_intersperse)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/object/mod.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | / r#" [INFO] [stdout] 27 | | parameters [INFO] [stdout] 28 | | .iter() [INFO] [stdout] 29 | | .map(ToString::to_string) [INFO] [stdout] 30 | | .intersperse(", ".to_string()) [INFO] [stdout] 31 | | .collect::() [INFO] [stdout] 32 | | "# [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(iter_intersperse)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/object/mod.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | / r#" [INFO] [stdout] 46 | | _0 [INFO] [stdout] 47 | | .iter() [INFO] [stdout] 48 | | .map(ToString::to_string) [INFO] [stdout] 49 | | .intersperse(", ".to_string()) [INFO] [stdout] 50 | | .collect::() [INFO] [stdout] 51 | | "# [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(iter_intersperse)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/repl.rs:35:22 [INFO] [stdout] | [INFO] [stdout] 35 | .intersperse("\n\t".to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(iter_intersperse)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `errors` is never used [INFO] [stdout] --> src/parser.rs:53:12 [INFO] [stdout] | [INFO] [stdout] 38 | impl Parser { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 53 | pub fn errors(&self) -> &[anyhow::Error] { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: useless conversion to the same type: `Expression` [INFO] [stdout] --> src/parser.rs:938:34 [INFO] [stdout] | [INFO] [stdout] 938 | assert_infix_expression(&stmt_expr.0.clone().into(), "x", InfixOperator::Plus, "y"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] help: consider removing the conversion call [INFO] [stdout] | [INFO] [stdout] 938 - assert_infix_expression(&stmt_expr.0.clone().into(), "x", InfixOperator::Plus, "y"); [INFO] [stdout] 938 + assert_infix_expression(&stmt_expr.0.clone(), "x", InfixOperator::Plus, "y"); [INFO] [stdout] | [INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint [INFO] [stdout] | [INFO] [stdout] 938 - assert_infix_expression(&stmt_expr.0.clone().into(), "x", InfixOperator::Plus, "y"); [INFO] [stdout] 938 + assert_infix_expression(&>::into(stmt_expr.0.clone()), "x", InfixOperator::Plus, "y"); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `interpreter_book` (bin "interpreter_book" test) due to 1 previous error; 7 warnings emitted [INFO] running `Command { std: "docker" "inspect" "4d6e10e92d4b3b8141c83a09cf552b203443f9b24aeafaa9ccb2733cde77c1cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d6e10e92d4b3b8141c83a09cf552b203443f9b24aeafaa9ccb2733cde77c1cc", kill_on_drop: false }` [INFO] [stdout] 4d6e10e92d4b3b8141c83a09cf552b203443f9b24aeafaa9ccb2733cde77c1cc