[INFO] cloning repository https://github.com/angel-afonso/namelesslang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/angel-afonso/namelesslang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fangel-afonso%2Fnamelesslang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fangel-afonso%2Fnamelesslang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 03b60c99ec8b6fd0639618178b96d8229867f206 [INFO] checking angel-afonso/namelesslang against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fangel-afonso%2Fnamelesslang" "/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/angel-afonso/namelesslang 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/angel-afonso/namelesslang [INFO] finished tweaking git repo https://github.com/angel-afonso/namelesslang [INFO] tweaked toml for git repo https://github.com/angel-afonso/namelesslang written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/angel-afonso/namelesslang 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] 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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 185aec211035d3295efeb266830728ac023118a5604a2fed9f1bbaddb0120017 [INFO] running `Command { std: "docker" "start" "-a" "185aec211035d3295efeb266830728ac023118a5604a2fed9f1bbaddb0120017", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "185aec211035d3295efeb266830728ac023118a5604a2fed9f1bbaddb0120017", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "185aec211035d3295efeb266830728ac023118a5604a2fed9f1bbaddb0120017", kill_on_drop: false }` [INFO] [stdout] 185aec211035d3295efeb266830728ac023118a5604a2fed9f1bbaddb0120017 [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" "-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] 831dfbbec496730d2eb717def0805bbbc91b4f69fd90b0e0ef910c8fafce3abb [INFO] running `Command { std: "docker" "start" "-a" "831dfbbec496730d2eb717def0805bbbc91b4f69fd90b0e0ef910c8fafce3abb", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.102 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.74 [INFO] [stderr] Compiling bumpalo v3.7.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling wasm-bindgen v0.2.74 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Checking unicode-segmentation v1.7.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking utf8parse v0.2.0 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking fd-lock v3.0.0 [INFO] [stderr] Checking nix v0.22.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Checking futures-sink v0.3.15 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Compiling wee_alloc v0.4.5 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking futures-io v0.3.15 [INFO] [stderr] Checking memory_units v0.4.0 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling wasm-bindgen-test-macro v0.2.50 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.74 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.74 [INFO] [stderr] Checking rustyline v9.0.0 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.74 [INFO] [stderr] Checking js-sys v0.3.51 [INFO] [stderr] Checking console_error_panic_hook v0.1.6 [INFO] [stderr] Checking nameless v0.1.0 (/opt/rustwide/workdir/nameless) [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> nameless/src/object/builtin.rs:18:26 [INFO] [stdout] | [INFO] [stdout] 18 | "println" => (Object::Builtin(BuiltIn::Println)), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 18 - "println" => (Object::Builtin(BuiltIn::Println)), [INFO] [stdout] 18 + "println" => Object::Builtin(BuiltIn::Println), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> nameless/src/object/builtin.rs:18:26 [INFO] [stdout] | [INFO] [stdout] 18 | "println" => (Object::Builtin(BuiltIn::Println)), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 18 - "println" => (Object::Builtin(BuiltIn::Println)), [INFO] [stdout] 18 + "println" => Object::Builtin(BuiltIn::Println), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_string` is never used [INFO] [stdout] --> nameless/src/object/types.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub trait Value { [INFO] [stdout] | ----- method in this trait [INFO] [stdout] 7 | fn value(&self) -> T; [INFO] [stdout] 8 | fn to_string(&self) -> String; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `&str` to `&str` [INFO] [stdout] --> nameless/src/compiler/symbol_table.rs:75:46 [INFO] [stdout] | [INFO] [stdout] 75 | if let Some(symbol) = self.store.get(name.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 `&str` to `&str` [INFO] [stdout] --> nameless/src/compiler/test.rs:53:20 [INFO] [stdout] | [INFO] [stdout] 53 | input: r#" [INFO] [stdout] | ____________________^ [INFO] [stdout] 54 | | let one = 1; [INFO] [stdout] 55 | | "# [INFO] [stdout] 56 | | .into(), [INFO] [stdout] | |___________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `&str` to `&str` [INFO] [stdout] --> nameless/src/compiler/test.rs:72:20 [INFO] [stdout] | [INFO] [stdout] 72 | input: r#" [INFO] [stdout] | ____________________^ [INFO] [stdout] 73 | | if true { [INFO] [stdout] 74 | | let a = 10; [INFO] [stdout] ... | [INFO] [stdout] 77 | | .into(), [INFO] [stdout] | |___________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `&str` to `&str` [INFO] [stdout] --> nameless/src/compiler/test.rs:87:20 [INFO] [stdout] | [INFO] [stdout] 87 | input: r#" [INFO] [stdout] | ____________________^ [INFO] [stdout] 88 | | if true { [INFO] [stdout] 89 | | let a = 10; [INFO] [stdout] 90 | | } else { [INFO] [stdout] ... | [INFO] [stdout] 93 | | "# [INFO] [stdout] 94 | | .into(), [INFO] [stdout] | |___________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `&str` to `&str` [INFO] [stdout] --> nameless/src/compiler/test.rs:107:20 [INFO] [stdout] | [INFO] [stdout] 107 | input: r#" [INFO] [stdout] | ____________________^ [INFO] [stdout] 108 | | if true { [INFO] [stdout] 109 | | let a = 10; [INFO] [stdout] 110 | | } else if false { [INFO] [stdout] ... | [INFO] [stdout] 114 | | }"# [INFO] [stdout] 115 | | .into(), [INFO] [stdout] | |___________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `&str` to `&str` [INFO] [stdout] --> nameless/src/parser/test.rs:14:20 [INFO] [stdout] | [INFO] [stdout] 14 | input: "1".into(), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `&str` to `&str` [INFO] [stdout] --> nameless/src/parser/test.rs:18:20 [INFO] [stdout] | [INFO] [stdout] 18 | input: "\"1\"".into(), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `&str` to `&str` [INFO] [stdout] --> nameless/src/parser/test.rs:25:20 [INFO] [stdout] | [INFO] [stdout] 25 | input: "1.0".into(), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `&str` to `&str` [INFO] [stdout] --> nameless/src/parser/test.rs:29:20 [INFO] [stdout] | [INFO] [stdout] 29 | input: "'a'".into(), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `nameless` (lib test) due to 9 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: method `to_string` is never used [INFO] [stdout] --> nameless/src/object/types.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub trait Value { [INFO] [stdout] | ----- method in this trait [INFO] [stdout] 7 | fn value(&self) -> T; [INFO] [stdout] 8 | fn to_string(&self) -> String; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `&str` to `&str` [INFO] [stdout] --> nameless/src/compiler/symbol_table.rs:75:46 [INFO] [stdout] | [INFO] [stdout] 75 | if let Some(symbol) = self.store.get(name.into()) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `nameless` (lib) due to 1 previous error; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "831dfbbec496730d2eb717def0805bbbc91b4f69fd90b0e0ef910c8fafce3abb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "831dfbbec496730d2eb717def0805bbbc91b4f69fd90b0e0ef910c8fafce3abb", kill_on_drop: false }` [INFO] [stdout] 831dfbbec496730d2eb717def0805bbbc91b4f69fd90b0e0ef910c8fafce3abb