[INFO] fetching crate webpack-q-cli 0.2.1... [INFO] testing webpack-q-cli-0.2.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2 [INFO] extracting crate webpack-q-cli 0.2.1 into /workspace/builds/worker-3-tc2/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-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate webpack-q-cli 0.2.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bc270f71a8b9eed12eb3313e49dd9ca808521228077f6ad75c9437b3dd4693f8 [INFO] running `Command { std: "docker" "start" "-a" "bc270f71a8b9eed12eb3313e49dd9ca808521228077f6ad75c9437b3dd4693f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bc270f71a8b9eed12eb3313e49dd9ca808521228077f6ad75c9437b3dd4693f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc270f71a8b9eed12eb3313e49dd9ca808521228077f6ad75c9437b3dd4693f8", kill_on_drop: false }` [INFO] [stdout] bc270f71a8b9eed12eb3313e49dd9ca808521228077f6ad75c9437b3dd4693f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2cf60fd33379cfdaa3b318eacea860c939600d5efcea4c642e2c29e55d6a79ee [INFO] running `Command { std: "docker" "start" "-a" "2cf60fd33379cfdaa3b318eacea860c939600d5efcea4c642e2c29e55d6a79ee", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling serde v1.0.139 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling serde_json v1.0.82 [INFO] [stderr] Compiling dot v0.1.4 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling tracing-core v0.1.28 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling ryu v1.0.10 [INFO] [stderr] Compiling itoa v1.0.2 [INFO] [stderr] Compiling zerofrom v0.1.0 [INFO] [stderr] Compiling os_str_bytes v6.1.0 [INFO] [stderr] Compiling hashbrown v0.12.2 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Compiling webpack-q v0.2.2 [INFO] [stderr] Compiling sharded-slab v0.1.4 [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling thread_local v1.1.4 [INFO] [stderr] Compiling termcolor v1.1.3 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling clap_lex v0.2.4 [INFO] [stderr] Compiling textwrap v0.15.0 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling tracing-log v0.1.3 [INFO] [stderr] Compiling tracing-subscriber v0.3.14 [INFO] [stderr] Compiling serde_derive v1.0.139 [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] Compiling thiserror v1.0.31 [INFO] [stderr] Compiling tracing v0.1.35 [INFO] [stderr] Compiling meshed v0.2.1 [INFO] [stderr] Compiling clap v3.2.10 [INFO] [stderr] Compiling empty_type_traits v0.2.2 [INFO] [stderr] Compiling zerovec v0.7.0 [INFO] [stderr] Compiling empty_type_derive v0.2.3 [INFO] [stderr] Compiling empty_type v0.2.2 [INFO] [stderr] Compiling webpack-stats v0.2.0 [INFO] [stderr] Compiling 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)]` (part of `#[warn(unused)]`) 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 28.45s [INFO] running `Command { std: "docker" "inspect" "2cf60fd33379cfdaa3b318eacea860c939600d5efcea4c642e2c29e55d6a79ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2cf60fd33379cfdaa3b318eacea860c939600d5efcea4c642e2c29e55d6a79ee", kill_on_drop: false }` [INFO] [stdout] 2cf60fd33379cfdaa3b318eacea860c939600d5efcea4c642e2c29e55d6a79ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2a9e6ae30a3f5437757a77c9d45e577b1a32068c993a588c3c2143efc38dcf3b [INFO] running `Command { std: "docker" "start" "-a" "2a9e6ae30a3f5437757a77c9d45e577b1a32068c993a588c3c2143efc38dcf3b", kill_on_drop: false }` [INFO] [stderr] Compiling 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)]` (part of `#[warn(unused)]`) 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 `test` profile [unoptimized + debuginfo] target(s) in 0.66s [INFO] running `Command { std: "docker" "inspect" "2a9e6ae30a3f5437757a77c9d45e577b1a32068c993a588c3c2143efc38dcf3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a9e6ae30a3f5437757a77c9d45e577b1a32068c993a588c3c2143efc38dcf3b", kill_on_drop: false }` [INFO] [stdout] 2a9e6ae30a3f5437757a77c9d45e577b1a32068c993a588c3c2143efc38dcf3b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6486c87b71de688eb31877b3e5d08589d956c34dc467bcfe18ae8ba2311f0cb4 [INFO] running `Command { std: "docker" "start" "-a" "6486c87b71de688eb31877b3e5d08589d956c34dc467bcfe18ae8ba2311f0cb4", kill_on_drop: false }` [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:136:25 [INFO] [stderr] | [INFO] [stderr] 136 | serde_json::to_writer_pretty(writer, &serializable); [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 136 | let _ = serde_json::to_writer_pretty(writer, &serializable); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:139:25 [INFO] [stderr] | [INFO] [stderr] 139 | dot::render(graph.inner(), &mut writer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 139 | let _ = dot::render(graph.inner(), &mut writer); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:164:25 [INFO] [stderr] | [INFO] [stderr] 164 | serde_json::to_writer_pretty(writer, &serializable); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 164 | let _ = serde_json::to_writer_pretty(writer, &serializable); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:167:25 [INFO] [stderr] | [INFO] [stderr] 167 | dot::render(graph.inner(), &mut writer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 167 | let _ = dot::render(graph.inner(), &mut writer); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `webpack-q-cli` (bin "webpack-q" test) generated 4 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/webpack_q-0416163acabc9563) [INFO] running `Command { std: "docker" "inspect" "6486c87b71de688eb31877b3e5d08589d956c34dc467bcfe18ae8ba2311f0cb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6486c87b71de688eb31877b3e5d08589d956c34dc467bcfe18ae8ba2311f0cb4", kill_on_drop: false }` [INFO] [stdout] 6486c87b71de688eb31877b3e5d08589d956c34dc467bcfe18ae8ba2311f0cb4