[INFO] cloning repository https://github.com/Jekahome/gRPC_example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jekahome/gRPC_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJekahome%2FgRPC_example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJekahome%2FgRPC_example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 960062b1672ac170f8149e5aeb59859be32cc221 [INFO] checking Jekahome/gRPC_example against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJekahome%2FgRPC_example" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Jekahome/gRPC_example [INFO] finished tweaking git repo https://github.com/Jekahome/gRPC_example [INFO] tweaked toml for git repo https://github.com/Jekahome/gRPC_example written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Jekahome/gRPC_example on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Jekahome/gRPC_example 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... 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"/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3faa8ab06f78656fceee1ef97a9a92d67234e45dccef2ac81bac9af17e966f83 [INFO] running `Command { std: "docker" "start" "-a" "3faa8ab06f78656fceee1ef97a9a92d67234e45dccef2ac81bac9af17e966f83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3faa8ab06f78656fceee1ef97a9a92d67234e45dccef2ac81bac9af17e966f83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3faa8ab06f78656fceee1ef97a9a92d67234e45dccef2ac81bac9af17e966f83", kill_on_drop: false }` [INFO] [stdout] 3faa8ab06f78656fceee1ef97a9a92d67234e45dccef2ac81bac9af17e966f83 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b8480710ec3a51ff4f9f604542b44c2de0dde015ff6644d2e173bbf2572b1ceb [INFO] running `Command { std: "docker" "start" "-a" "b8480710ec3a51ff4f9f604542b44c2de0dde015ff6644d2e173bbf2572b1ceb", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Checking pin-project-lite v0.2.10 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Checking bytes v1.4.0 [INFO] 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v0.3.28 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking tokio-util v0.7.8 [INFO] [stderr] Checking tokio-io-timeout v1.2.0 [INFO] [stderr] Checking tokio-stream v0.1.14 [INFO] [stderr] Checking h2 v0.3.20 [INFO] [stderr] Checking tower v0.4.13 [INFO] [stderr] Checking hyper v0.14.27 [INFO] [stderr] Checking hyper-timeout v0.4.1 [INFO] [stderr] Checking tonic v0.8.3 [INFO] [stderr] Checking tonic-reflection v0.6.0 [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | /// TODO: generate command: `cargo build` [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | /// TODO: generate command: `cargo build` [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:145:9 [INFO] [stdout] | [INFO] [stdout] 145 | let mut stock = match item.stock.borrow_mut() { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:194:9 [INFO] [stdout] | [INFO] [stdout] 194 | let mut stock = match item.stock.borrow_mut() { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:145:9 [INFO] [stdout] | [INFO] [stdout] 145 | let mut stock = match item.stock.borrow_mut() { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:194:9 [INFO] [stdout] | [INFO] [stdout] 194 | let mut stock = match item.stock.borrow_mut() { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.39s [INFO] running `Command { std: "docker" "inspect" "b8480710ec3a51ff4f9f604542b44c2de0dde015ff6644d2e173bbf2572b1ceb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8480710ec3a51ff4f9f604542b44c2de0dde015ff6644d2e173bbf2572b1ceb", kill_on_drop: false }` [INFO] [stdout] b8480710ec3a51ff4f9f604542b44c2de0dde015ff6644d2e173bbf2572b1ceb