[INFO] cloning repository https://github.com/Thatguyjs/cmdlang-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Thatguyjs/cmdlang-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatguyjs%2Fcmdlang-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatguyjs%2Fcmdlang-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ed3f91a02d4b42084b500c5aaa80f25404cbddb3 [INFO] checking Thatguyjs/cmdlang-rs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatguyjs%2Fcmdlang-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Thatguyjs/cmdlang-rs on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Thatguyjs/cmdlang-rs [INFO] finished tweaking git repo https://github.com/Thatguyjs/cmdlang-rs [INFO] tweaked toml for git repo https://github.com/Thatguyjs/cmdlang-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Thatguyjs/cmdlang-rs 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e8a2ce214c4f8f7d809d1c97c8812b2bbf9e98ff679dccee5ede645c9eb968d4 [INFO] running `Command { std: "docker" "start" "-a" "e8a2ce214c4f8f7d809d1c97c8812b2bbf9e98ff679dccee5ede645c9eb968d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e8a2ce214c4f8f7d809d1c97c8812b2bbf9e98ff679dccee5ede645c9eb968d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8a2ce214c4f8f7d809d1c97c8812b2bbf9e98ff679dccee5ede645c9eb968d4", kill_on_drop: false }` [INFO] [stdout] e8a2ce214c4f8f7d809d1c97c8812b2bbf9e98ff679dccee5ede645c9eb968d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 863713bd556af968b4e637d96689dd2f5e74acebc915e17d612046b8ffa1d8a8 [INFO] running `Command { std: "docker" "start" "-a" "863713bd556af968b4e637d96689dd2f5e74acebc915e17d612046b8ffa1d8a8", kill_on_drop: false }` [INFO] [stderr] Checking cmdlang-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/interpreter/../common.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/interpreter/mod.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/minifier/../common.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/interpreter/../common.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/interpreter/mod.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/minifier/../common.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/minifier/mod.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/minifier/mod.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `JumpAlias` is never constructed [INFO] [stdout] --> src/interpreter/../jump.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct JumpAlias { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/interpreter/../jump.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 20 | impl JumpAlias { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 21 | [INFO] [stdout] 22 | pub fn new(name: String, alias: usize) -> JumpAlias { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `outfile` is never read [INFO] [stdout] --> src/minifier/mod.rs:22:2 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct Minifier<'a> { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 22 | outfile: &'a File, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Jump` is never constructed [INFO] [stdout] --> src/minifier/../jump.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct Jump { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/minifier/../jump.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 6 | impl Jump { [INFO] [stdout] | --------- associated function in this implementation [INFO] [stdout] 7 | [INFO] [stdout] 8 | pub fn new(index: usize, name: String) -> Jump { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/minifier/mod.rs:101:6 [INFO] [stdout] | [INFO] [stdout] 101 | self.outstream.write(&[ch as u8]); [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] 101 | let _ = self.outstream.write(&[ch as u8]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/minifier/mod.rs:102:6 [INFO] [stdout] | [INFO] [stdout] 102 | self.outstream.write(alias.to_string().as_bytes()); [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] 102 | let _ = self.outstream.write(alias.to_string().as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/minifier/mod.rs:109:4 [INFO] [stdout] | [INFO] [stdout] 109 | self.outstream.write(&[self.source[ind]]); [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] 109 | let _ = self.outstream.write(&[self.source[ind]]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `JumpAlias` is never constructed [INFO] [stdout] --> src/interpreter/../jump.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct JumpAlias { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/interpreter/../jump.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 20 | impl JumpAlias { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 21 | [INFO] [stdout] 22 | pub fn new(name: String, alias: usize) -> JumpAlias { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `outfile` is never read [INFO] [stdout] --> src/minifier/mod.rs:22:2 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct Minifier<'a> { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 22 | outfile: &'a File, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Jump` is never constructed [INFO] [stdout] --> src/minifier/../jump.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct Jump { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/minifier/../jump.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 6 | impl Jump { [INFO] [stdout] | --------- associated function in this implementation [INFO] [stdout] 7 | [INFO] [stdout] 8 | pub fn new(index: usize, name: String) -> Jump { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/minifier/mod.rs:101:6 [INFO] [stdout] | [INFO] [stdout] 101 | self.outstream.write(&[ch as u8]); [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] 101 | let _ = self.outstream.write(&[ch as u8]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/minifier/mod.rs:102:6 [INFO] [stdout] | [INFO] [stdout] 102 | self.outstream.write(alias.to_string().as_bytes()); [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] 102 | let _ = self.outstream.write(alias.to_string().as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/minifier/mod.rs:109:4 [INFO] [stdout] | [INFO] [stdout] 109 | self.outstream.write(&[self.source[ind]]); [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] 109 | let _ = self.outstream.write(&[self.source[ind]]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] running `Command { std: "docker" "inspect" "863713bd556af968b4e637d96689dd2f5e74acebc915e17d612046b8ffa1d8a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "863713bd556af968b4e637d96689dd2f5e74acebc915e17d612046b8ffa1d8a8", kill_on_drop: false }` [INFO] [stdout] 863713bd556af968b4e637d96689dd2f5e74acebc915e17d612046b8ffa1d8a8