[INFO] cloning repository https://github.com/efharkin/swc2dot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/efharkin/swc2dot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fefharkin%2Fswc2dot", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fefharkin%2Fswc2dot'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f08a38e7ae18344c4b9da8730ada01050ac2c496 [INFO] checking efharkin/swc2dot against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fefharkin%2Fswc2dot" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/efharkin/swc2dot 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/efharkin/swc2dot [INFO] finished tweaking git repo https://github.com/efharkin/swc2dot [INFO] tweaked toml for git repo https://github.com/efharkin/swc2dot written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/efharkin/swc2dot 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 clap v2.33.1 [INFO] [stderr] Downloaded yaml-rust v0.4.3 [INFO] [stderr] Downloaded libc v0.2.70 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6e2eecb478d79e3b91b76e1dd6d149f36854f77b40eadb7cd4280b89bd8312a6 [INFO] running `Command { std: "docker" "start" "-a" "6e2eecb478d79e3b91b76e1dd6d149f36854f77b40eadb7cd4280b89bd8312a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6e2eecb478d79e3b91b76e1dd6d149f36854f77b40eadb7cd4280b89bd8312a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e2eecb478d79e3b91b76e1dd6d149f36854f77b40eadb7cd4280b89bd8312a6", kill_on_drop: false }` [INFO] [stdout] 6e2eecb478d79e3b91b76e1dd6d149f36854f77b40eadb7cd4280b89bd8312a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ba83530b0c0f3ee01c79467e0898ac7c87097e8ae9257990e3638463c65206a6 [INFO] running `Command { std: "docker" "start" "-a" "ba83530b0c0f3ee01c79467e0898ac7c87097e8ae9257990e3638463c65206a6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking linked-hash-map v0.5.3 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking yaml-rust v0.4.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking swc2dot v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `get_indent` [INFO] [stdout] --> src/writer/mod.rs:12:47 [INFO] [stdout] | [INFO] [stdout] 12 | pub use string_buffer::{StringBuffer, Indent, get_indent}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `get_indent` [INFO] [stdout] --> src/writer/mod.rs:12:47 [INFO] [stdout] | [INFO] [stdout] 12 | pub use string_buffer::{StringBuffer, Indent, get_indent}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/components.rs:93:14 [INFO] [stdout] | [INFO] [stdout] 93 | for (id, vertex) in self.iter_vertices() { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/config.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | let mut yaml = Config::try_parse_yaml_file(filename)?; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/config.rs:71:30 [INFO] [stdout] | [INFO] [stdout] 71 | Some(mut yaml) => { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/config.rs:249:15 [INFO] [stdout] | [INFO] [stdout] 249 | WrongType(String), [INFO] [stdout] | --------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 249 | WrongType(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/config.rs:253:14 [INFO] [stdout] | [INFO] [stdout] 253 | FileRead(String), [INFO] [stdout] | -------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 253 | FileRead(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `BadValue` is never constructed [INFO] [stdout] --> src/config.rs:251:5 [INFO] [stdout] | [INFO] [stdout] 247 | pub enum YamlParseError { [INFO] [stdout] | -------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 251 | BadValue, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `absolute_first_line` and `relative_first_line` are never used [INFO] [stdout] --> src/writer/string_buffer.rs:298:12 [INFO] [stdout] | [INFO] [stdout] 287 | impl Indent { [INFO] [stdout] | ----------- associated functions in this implementation [INFO] [stdout] ... [INFO] [stdout] 298 | pub fn absolute_first_line(first_line_level: u8, main_indent_level: u8) -> Indent { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 315 | pub fn relative_first_line(first_line_level: i8, main_indent_level: u8) -> Indent { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | config.try_overload_from_file(&config_file.to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 25 | let _ = config.try_overload_from_file(&config_file.to_string()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | / f.write( [INFO] [stdout] 53 | | &graphneuron [INFO] [stdout] 54 | | .to_dot(false, Indent::flat(0), &config) [INFO] [stdout] 55 | | .into_bytes(), [INFO] [stdout] 56 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 52 | let _ = f.write( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 57 | f.flush(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 57 | let _ = f.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/swc_parser.rs:12:28 [INFO] [stdout] | [INFO] [stdout] 12 | Err(msg) => panic!(msg), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 12 | Err(msg) => panic!("{}", msg), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/components.rs:93:14 [INFO] [stdout] | [INFO] [stdout] 93 | for (id, vertex) in self.iter_vertices() { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/config.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | let mut yaml = Config::try_parse_yaml_file(filename)?; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/config.rs:71:30 [INFO] [stdout] | [INFO] [stdout] 71 | Some(mut yaml) => { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `BadValue` is never constructed [INFO] [stdout] --> src/config.rs:251:5 [INFO] [stdout] | [INFO] [stdout] 247 | pub enum YamlParseError { [INFO] [stdout] | -------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 251 | BadValue, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | config.try_overload_from_file(&config_file.to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 25 | let _ = config.try_overload_from_file(&config_file.to_string()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | / f.write( [INFO] [stdout] 53 | | &graphneuron [INFO] [stdout] 54 | | .to_dot(false, Indent::flat(0), &config) [INFO] [stdout] 55 | | .into_bytes(), [INFO] [stdout] 56 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 52 | let _ = f.write( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 57 | f.flush(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 57 | let _ = f.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/config.rs:148:58 [INFO] [stdout] | [INFO] [stdout] 148 | YamlParseError::WrongType(msg) => panic!(format!( [INFO] [stdout] | __________________________________________________________^ [INFO] [stdout] 149 | | "Could not construct Config due to `YamlParseError::Wrongtype`: {}", [INFO] [stdout] 150 | | msg [INFO] [stdout] 151 | | )), [INFO] [stdout] | |_________________^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 148 ~ YamlParseError::WrongType(msg) => panic!( [INFO] [stdout] 149 | "Could not construct Config due to `YamlParseError::Wrongtype`: {}", [INFO] [stdout] 150 | msg [INFO] [stdout] 151 ~ ), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/config.rs:152:57 [INFO] [stdout] | [INFO] [stdout] 152 | YamlParseError::FileRead(msg) => panic!(format!( [INFO] [stdout] | _________________________________________________________^ [INFO] [stdout] 153 | | "Could not construct Config due to `YamlParseError::FileRead`: {}", [INFO] [stdout] 154 | | msg [INFO] [stdout] 155 | | )), [INFO] [stdout] | |_________________^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 152 ~ YamlParseError::FileRead(msg) => panic!( [INFO] [stdout] 153 | "Could not construct Config due to `YamlParseError::FileRead`: {}", [INFO] [stdout] 154 | msg [INFO] [stdout] 155 ~ ), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/swc_parser.rs:12:28 [INFO] [stdout] | [INFO] [stdout] 12 | Err(msg) => panic!(msg), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 12 | Err(msg) => panic!("{}", msg), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.72s [INFO] running `Command { std: "docker" "inspect" "ba83530b0c0f3ee01c79467e0898ac7c87097e8ae9257990e3638463c65206a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba83530b0c0f3ee01c79467e0898ac7c87097e8ae9257990e3638463c65206a6", kill_on_drop: false }` [INFO] [stdout] ba83530b0c0f3ee01c79467e0898ac7c87097e8ae9257990e3638463c65206a6