[INFO] cloning repository https://github.com/dinesh876/maxconn [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dinesh876/maxconn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinesh876%2Fmaxconn", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinesh876%2Fmaxconn'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6ee2ccbd44c789ce50878e90e9e78ea4110897a9 [INFO] checking dinesh876/maxconn against try#6db1a6a7ebb2ad243051f3ff949f987dd70cde2b+rustflags=-Dreturn-local-variable-ptr for pr-134218 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinesh876%2Fmaxconn" "/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/dinesh876/maxconn on toolchain 6db1a6a7ebb2ad243051f3ff949f987dd70cde2b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dinesh876/maxconn [INFO] finished tweaking git repo https://github.com/dinesh876/maxconn [INFO] tweaked toml for git repo https://github.com/dinesh876/maxconn written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/dinesh876/maxconn 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" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ae5cba8d848da1a93792856ec6db54e83284cae819dcd2723f8186a4e7deafba [INFO] running `Command { std: "docker" "start" "-a" "ae5cba8d848da1a93792856ec6db54e83284cae819dcd2723f8186a4e7deafba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ae5cba8d848da1a93792856ec6db54e83284cae819dcd2723f8186a4e7deafba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae5cba8d848da1a93792856ec6db54e83284cae819dcd2723f8186a4e7deafba", kill_on_drop: false }` [INFO] [stdout] ae5cba8d848da1a93792856ec6db54e83284cae819dcd2723f8186a4e7deafba [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 -Dreturn-local-variable-ptr" "-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" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0c331953aa24eecf52225b7e31787f53c191931cb2f94a81f6a6bb6f98adb121 [INFO] running `Command { std: "docker" "start" "-a" "0c331953aa24eecf52225b7e31787f53c191931cb2f94a81f6a6bb6f98adb121", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Compiling rustix v0.38.4 [INFO] [stderr] Checking linux-raw-sys v0.4.3 [INFO] [stderr] Checking bitflags v2.3.3 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking anstyle v1.0.1 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking anstyle-parse v0.2.1 [INFO] [stderr] Checking tracing-core v0.1.31 [INFO] [stderr] Checking pin-project-lite v0.2.10 [INFO] [stderr] Checking regex-syntax v0.7.4 [INFO] [stderr] Checking clap_lex v0.5.0 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Checking sharded-slab v0.1.4 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking bytes v1.4.0 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Compiling tokio v1.29.1 [INFO] [stderr] Checking tracing-log v0.1.3 [INFO] [stderr] Compiling quote v1.0.31 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking anstream v0.3.2 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking socket2 v0.5.3 [INFO] [stderr] Compiling syn v2.0.26 [INFO] [stderr] Checking clap_builder v4.3.19 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking regex-automata v0.3.4 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking matchers v0.1.0 [INFO] [stderr] Checking regex v1.9.1 [INFO] [stderr] Compiling tracing-attributes v0.1.26 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling clap_derive v4.3.12 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking tracing-subscriber v0.3.17 [INFO] [stderr] Checking clap v4.3.19 [INFO] [stderr] Checking maxconn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `info` [INFO] [stdout] --> src/reporting.rs:8:15 [INFO] [stdout] | [INFO] [stdout] 8 | use tracing::{info,error,debug}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `info` [INFO] [stdout] --> src/reporting.rs:8:15 [INFO] [stdout] | [INFO] [stdout] 8 | use tracing::{info,error,debug}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/main.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | tx_clone1.send(i).await; [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] 35 | let _ = tx_clone1.send(i).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/main.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | tx_clone2.send(i).await; [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] 41 | let _ = tx_clone2.send(i).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `timeout` [INFO] [stdout] --> src/bin/client.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let timeout = cli.timeout.unwrap_or(DEFAULT_TIMEOUT); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/main.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | tx_clone1.send(i).await; [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] 35 | let _ = tx_clone1.send(i).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/main.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | tx_clone2.send(i).await; [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] 41 | let _ = tx_clone2.send(i).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `timeout` [INFO] [stdout] --> src/bin/client.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let timeout = cli.timeout.unwrap_or(DEFAULT_TIMEOUT); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.36s [INFO] running `Command { std: "docker" "inspect" "0c331953aa24eecf52225b7e31787f53c191931cb2f94a81f6a6bb6f98adb121", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c331953aa24eecf52225b7e31787f53c191931cb2f94a81f6a6bb6f98adb121", kill_on_drop: false }` [INFO] [stdout] 0c331953aa24eecf52225b7e31787f53c191931cb2f94a81f6a6bb6f98adb121