[INFO] fetching crate webpack-q-cli 0.2.1... [INFO] checking webpack-q-cli-0.2.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate webpack-q-cli 0.2.1 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate webpack-q-cli 0.2.1 [INFO] finished tweaking crates.io crate webpack-q-cli 0.2.1 [INFO] tweaked toml for crates.io crate webpack-q-cli 0.2.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate webpack-q-cli 0.2.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate webpack-q-cli 0.2.1 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded empty_type_derive v0.2.3 [INFO] [stderr] Downloaded empty_type_traits v0.2.2 [INFO] [stderr] Downloaded meshed v0.2.1 [INFO] [stderr] Downloaded empty_type v0.2.2 [INFO] [stderr] Downloaded zerofrom v0.1.0 [INFO] [stderr] Downloaded clap v3.2.10 [INFO] [stderr] Downloaded webpack-q v0.2.2 [INFO] [stderr] Downloaded webpack-stats v0.2.0 [INFO] [stderr] Downloaded zerovec v0.7.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 399176fa41c62d03e8b2ef699b79aeef780d66afa1ab6bb167c1a0fce2bc03a5 [INFO] running `Command { std: "docker" "start" "-a" "399176fa41c62d03e8b2ef699b79aeef780d66afa1ab6bb167c1a0fce2bc03a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "399176fa41c62d03e8b2ef699b79aeef780d66afa1ab6bb167c1a0fce2bc03a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "399176fa41c62d03e8b2ef699b79aeef780d66afa1ab6bb167c1a0fce2bc03a5", kill_on_drop: false }` [INFO] [stdout] 399176fa41c62d03e8b2ef699b79aeef780d66afa1ab6bb167c1a0fce2bc03a5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 21b555985a6cf341a36db76e4fad8772a6ba496fc00d4e361f54bcac3a4e5166 [INFO] running `Command { std: "docker" "start" "-a" "21b555985a6cf341a36db76e4fad8772a6ba496fc00d4e361f54bcac3a4e5166", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling serde_derive v1.0.139 [INFO] [stderr] Checking once_cell v1.13.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling serde v1.0.139 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling serde_json v1.0.82 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Checking zerofrom v0.1.0 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking dot v0.1.4 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Compiling anyhow v1.0.58 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Compiling webpack-q v0.2.2 [INFO] [stderr] Checking os_str_bytes v6.1.0 [INFO] [stderr] Checking tracing-core v0.1.28 [INFO] [stderr] Checking hashbrown v0.12.2 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking sharded-slab v0.1.4 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking tracing-log v0.1.3 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking smallvec v1.9.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking tracing-subscriber v0.3.14 [INFO] [stderr] Compiling tracing-attributes v0.1.22 [INFO] [stderr] Compiling thiserror-impl v1.0.31 [INFO] [stderr] Compiling clap_derive v3.2.7 [INFO] [stderr] Checking thiserror v1.0.31 [INFO] [stderr] Checking tracing v0.1.35 [INFO] [stderr] Checking meshed v0.2.1 [INFO] [stderr] Checking clap v3.2.10 [INFO] [stderr] Checking empty_type_traits v0.2.2 [INFO] [stderr] Checking zerovec v0.7.0 [INFO] [stderr] Compiling empty_type_derive v0.2.3 [INFO] [stderr] Checking empty_type v0.2.2 [INFO] [stderr] Checking webpack-stats v0.2.0 [INFO] [stderr] Checking webpack-q-cli v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:136:25 [INFO] [stdout] | [INFO] [stdout] 136 | serde_json::to_writer_pretty(writer, &serializable); [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] 136 | let _ = serde_json::to_writer_pretty(writer, &serializable); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:139:25 [INFO] [stdout] | [INFO] [stdout] 139 | dot::render(graph.inner(), &mut writer); [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] 139 | let _ = dot::render(graph.inner(), &mut writer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:164:25 [INFO] [stdout] | [INFO] [stdout] 164 | serde_json::to_writer_pretty(writer, &serializable); [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] 164 | let _ = serde_json::to_writer_pretty(writer, &serializable); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:167:25 [INFO] [stdout] | [INFO] [stdout] 167 | dot::render(graph.inner(), &mut writer); [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] 167 | let _ = dot::render(graph.inner(), &mut writer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:136:25 [INFO] [stdout] | [INFO] [stdout] 136 | serde_json::to_writer_pretty(writer, &serializable); [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] 136 | let _ = serde_json::to_writer_pretty(writer, &serializable); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:139:25 [INFO] [stdout] | [INFO] [stdout] 139 | dot::render(graph.inner(), &mut writer); [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] 139 | let _ = dot::render(graph.inner(), &mut writer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:164:25 [INFO] [stdout] | [INFO] [stdout] 164 | serde_json::to_writer_pretty(writer, &serializable); [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] 164 | let _ = serde_json::to_writer_pretty(writer, &serializable); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:167:25 [INFO] [stdout] | [INFO] [stdout] 167 | dot::render(graph.inner(), &mut writer); [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] 167 | let _ = dot::render(graph.inner(), &mut writer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.34s [INFO] running `Command { std: "docker" "inspect" "21b555985a6cf341a36db76e4fad8772a6ba496fc00d4e361f54bcac3a4e5166", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21b555985a6cf341a36db76e4fad8772a6ba496fc00d4e361f54bcac3a4e5166", kill_on_drop: false }` [INFO] [stdout] 21b555985a6cf341a36db76e4fad8772a6ba496fc00d4e361f54bcac3a4e5166