[INFO] cloning repository https://github.com/theawesomew/d3bug [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/theawesomew/d3bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheawesomew%2Fd3bug", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheawesomew%2Fd3bug'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a7edb194ad380edc6500b5044f0f0523abbbf86f [INFO] checking theawesomew/d3bug against master#cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3 for pr-135841 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheawesomew%2Fd3bug" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/theawesomew/d3bug on toolchain cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/theawesomew/d3bug [INFO] finished tweaking git repo https://github.com/theawesomew/d3bug [INFO] tweaked toml for git repo https://github.com/theawesomew/d3bug written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/theawesomew/d3bug 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" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded elf v0.7.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1ba322a451164bbc6e655abdffe6a3810d88c7880055c0d64a6a9a8460529af0 [INFO] running `Command { std: "docker" "start" "-a" "1ba322a451164bbc6e655abdffe6a3810d88c7880055c0d64a6a9a8460529af0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1ba322a451164bbc6e655abdffe6a3810d88c7880055c0d64a6a9a8460529af0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ba322a451164bbc6e655abdffe6a3810d88c7880055c0d64a6a9a8460529af0", kill_on_drop: false }` [INFO] [stdout] 1ba322a451164bbc6e655abdffe6a3810d88c7880055c0d64a6a9a8460529af0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 41e8af365ec8e4e47dcca970feadfbe6475da9407e23d64d8de44a963e71aec9 [INFO] running `Command { std: "docker" "start" "-a" "41e8af365ec8e4e47dcca970feadfbe6475da9407e23d64d8de44a963e71aec9", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.162 [INFO] [stderr] Compiling cfg_aliases v0.2.1 [INFO] [stderr] Checking adler2 v2.0.0 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking hashbrown v0.15.1 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Compiling nix v0.29.0 [INFO] [stderr] Checking crc32fast v1.4.2 [INFO] [stderr] Checking miniz_oxide v0.8.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking twox-hash v1.6.3 [INFO] [stderr] Checking fallible-iterator v0.3.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking elf v0.7.4 [INFO] [stderr] Checking ruzstd v0.7.2 [INFO] [stderr] Checking flate2 v1.0.34 [INFO] [stderr] Checking indexmap v2.6.0 [INFO] [stderr] Checking object v0.36.5 [INFO] [stderr] Checking gimli v0.31.1 [INFO] [stderr] Checking memmap2 v0.9.5 [INFO] [stderr] Checking d3bug-2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Read`, `self`, and `str::SplitTerminator` [INFO] [stdout] --> src/main.rs:1:72 [INFO] [stdout] | [INFO] [stdout] 1 | ...f, Read, Write}, os::{raw::c_void, unix::{fs::FileExt, process::{self, CommandExt}}}, process::{Command, Stdio}, str::SplitTerminator}; [INFO] [stdout] | ^^^^ ^^^^ ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `gimli::UnitType` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use gimli::UnitType; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Read`, `self`, and `str::SplitTerminator` [INFO] [stdout] --> src/main.rs:1:72 [INFO] [stdout] | [INFO] [stdout] 1 | ...f, Read, Write}, os::{raw::c_void, unix::{fs::FileExt, process::{self, CommandExt}}}, process::{Command, Stdio}, str::SplitTerminator}; [INFO] [stdout] | ^^^^ ^^^^ ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `gimli::UnitType` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use gimli::UnitType; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `program_name` is never read [INFO] [stdout] --> src/main.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 43 | pub struct Debugger { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 44 | pid: Pid, [INFO] [stdout] 45 | program_name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `exec` that must be used [INFO] [stdout] --> src/main.rs:520:13 [INFO] [stdout] | [INFO] [stdout] 520 | / Command::new(args[1].clone()) [INFO] [stdout] 521 | | .stdin(Stdio::inherit()) [INFO] [stdout] 522 | | .stdout(Stdio::inherit()) [INFO] [stdout] 523 | | .exec(); [INFO] [stdout] | |_______________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 520 | let _ = Command::new(args[1].clone()) [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `program_name` is never read [INFO] [stdout] --> src/main.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 43 | pub struct Debugger { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 44 | pid: Pid, [INFO] [stdout] 45 | program_name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `exec` that must be used [INFO] [stdout] --> src/main.rs:520:13 [INFO] [stdout] | [INFO] [stdout] 520 | / Command::new(args[1].clone()) [INFO] [stdout] 521 | | .stdin(Stdio::inherit()) [INFO] [stdout] 522 | | .stdout(Stdio::inherit()) [INFO] [stdout] 523 | | .exec(); [INFO] [stdout] | |_______________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 520 | let _ = Command::new(args[1].clone()) [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.92s [INFO] running `Command { std: "docker" "inspect" "41e8af365ec8e4e47dcca970feadfbe6475da9407e23d64d8de44a963e71aec9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41e8af365ec8e4e47dcca970feadfbe6475da9407e23d64d8de44a963e71aec9", kill_on_drop: false }` [INFO] [stdout] 41e8af365ec8e4e47dcca970feadfbe6475da9407e23d64d8de44a963e71aec9