[INFO] cloning repository https://github.com/gnzlbg/cargo-asm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gnzlbg/cargo-asm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgnzlbg%2Fcargo-asm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgnzlbg%2Fcargo-asm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 577f890ebd4a09c8265710261e976fe7bfce8668 [INFO] checking gnzlbg/cargo-asm against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgnzlbg%2Fcargo-asm" "/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/gnzlbg/cargo-asm 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/gnzlbg/cargo-asm [INFO] finished tweaking git repo https://github.com/gnzlbg/cargo-asm [INFO] tweaked toml for git repo https://github.com/gnzlbg/cargo-asm written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/gnzlbg/cargo-asm 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] [stderr] warning: file `/workspace/builds/worker-1-tc1/source/src/main.rs` found to be present in multiple build targets: [INFO] [stderr] * `bin` target `cargo-asm` [INFO] [stderr] * `bin` target `cargo-llvm-ir` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded same-file v1.0.2 [INFO] [stderr] Downloaded toml v0.5.3 [INFO] [stderr] Downloaded failure_derive v0.1.2 [INFO] [stderr] Downloaded edit-distance v2.1.0 [INFO] [stderr] Downloaded synstructure v0.9.0 [INFO] [stderr] Downloaded cfg-if v0.1.5 [INFO] [stderr] Downloaded colored v1.6.1 [INFO] [stderr] Downloaded cc v1.0.20 [INFO] [stderr] Downloaded failure v0.1.2 [INFO] [stderr] Downloaded wincolor v1.0.0 [INFO] [stderr] Downloaded platforms v0.2.0 [INFO] [stderr] Downloaded proc-macro2 v0.4.13 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 930e90cc54b80b8e22fec1854dfbe696c589246f2f5790ecdd5c7599a261a506 [INFO] running `Command { std: "docker" "start" "-a" "930e90cc54b80b8e22fec1854dfbe696c589246f2f5790ecdd5c7599a261a506", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "930e90cc54b80b8e22fec1854dfbe696c589246f2f5790ecdd5c7599a261a506", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "930e90cc54b80b8e22fec1854dfbe696c589246f2f5790ecdd5c7599a261a506", kill_on_drop: false }` [INFO] [stdout] 930e90cc54b80b8e22fec1854dfbe696c589246f2f5790ecdd5c7599a261a506 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7bb96456496fee132a3137910f741b6ce58be89bd13245e03b6c638b684b95af [INFO] running `Command { std: "docker" "start" "-a" "7bb96456496fee132a3137910f741b6ce58be89bd13245e03b6c638b684b95af", kill_on_drop: false }` [INFO] [stderr] warning: file `/opt/rustwide/workdir/src/main.rs` found to be present in multiple build targets: [INFO] [stderr] * `bin` target `cargo-asm` [INFO] [stderr] * `bin` target `cargo-llvm-ir` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro2 v1.0.4 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Compiling proc-macro2 v0.4.13 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling cc v1.0.20 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Checking smallvec v0.6.10 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Compiling failure_derive v0.1.2 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking lock_api v0.3.1 [INFO] [stderr] Checking same-file v1.0.2 [INFO] [stderr] Checking walkdir v2.2.9 [INFO] [stderr] Checking platforms v0.2.0 [INFO] [stderr] Checking edit-distance v2.1.0 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking colored v1.6.1 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking environment v0.1.1 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Compiling synstructure v0.9.0 [INFO] [stderr] Checking serde_json v1.0.41 [INFO] [stderr] Checking toml v0.5.3 [INFO] [stderr] Compiling proc-macro-error v0.2.6 [INFO] [stderr] Checking failure v0.1.2 [INFO] [stderr] Compiling structopt-derive v0.3.3 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Checking assert_cli v0.6.3 [INFO] [stderr] Checking structopt v0.3.3 [INFO] [stderr] Checking cargo-asm v0.1.17 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `rustc_demangle` is imported redundantly [INFO] [stdout] --> src/demangle.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rustc_demangle; [INFO] [stdout] | ^^^^^^^^^^^^^^ the item `rustc_demangle` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/logger.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | use log::{self, Log}; [INFO] [stdout] | ^^^^ the item `log` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/options.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | { ::parking_lot::RwLock::new(read()) }; [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 12 - { ::parking_lot::RwLock::new(read()) }; [INFO] [stdout] 12 + ::parking_lot::RwLock::new(read()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rustc_demangle` is imported redundantly [INFO] [stdout] --> src/demangle.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rustc_demangle; [INFO] [stdout] | ^^^^^^^^^^^^^^ the item `rustc_demangle` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/logger.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | use log::{self, Log}; [INFO] [stdout] | ^^^^ the item `log` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/options.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | { ::parking_lot::RwLock::new(read()) }; [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 12 - { ::parking_lot::RwLock::new(read()) }; [INFO] [stdout] 12 + ::parking_lot::RwLock::new(read()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rustc_demangle` is imported redundantly [INFO] [stdout] --> src/demangle.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rustc_demangle; [INFO] [stdout] | ^^^^^^^^^^^^^^ the item `rustc_demangle` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/logger.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | use log::{self, Log}; [INFO] [stdout] | ^^^^ the item `log` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/options.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | { ::parking_lot::RwLock::new(read()) }; [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 12 - { ::parking_lot::RwLock::new(read()) }; [INFO] [stdout] 12 + ::parking_lot::RwLock::new(read()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rustc_demangle` is imported redundantly [INFO] [stdout] --> src/demangle.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rustc_demangle; [INFO] [stdout] | ^^^^^^^^^^^^^^ the item `rustc_demangle` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/logger.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | use log::{self, Log}; [INFO] [stdout] | ^^^^ the item `log` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/options.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | { ::parking_lot::RwLock::new(read()) }; [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 12 - { ::parking_lot::RwLock::new(read()) }; [INFO] [stdout] 12 + ::parking_lot::RwLock::new(read()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `asm_style` is never used [INFO] [stdout] --> src/options.rs:129:8 [INFO] [stdout] | [INFO] [stdout] 125 | pub trait Ext { [INFO] [stdout] | --- method in this trait [INFO] [stdout] ... [INFO] [stdout] 129 | fn asm_style(&self) -> Option