[INFO] cloning repository https://github.com/Sranjpatta/rust_project [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sranjpatta/rust_project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSranjpatta%2Frust_project", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSranjpatta%2Frust_project'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fc1ef3d4159b847e6e9cc8ffb1aab97c279d7487 [INFO] checking Sranjpatta/rust_project against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSranjpatta%2Frust_project" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Sranjpatta/rust_project on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Sranjpatta/rust_project [INFO] finished tweaking git repo https://github.com/Sranjpatta/rust_project [INFO] tweaked toml for git repo https://github.com/Sranjpatta/rust_project written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Sranjpatta/rust_project 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded xml5ever v0.17.0 [INFO] [stderr] Downloaded html2text v0.4.5 [INFO] [stderr] Downloaded rustix v0.38.14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 947138ebb60f3c4eb495d7a3aa3b8f71bdb3ffe1a8499ebab4b4737c702f4ef1 [INFO] running `Command { std: "docker" "start" "-a" "947138ebb60f3c4eb495d7a3aa3b8f71bdb3ffe1a8499ebab4b4737c702f4ef1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "947138ebb60f3c4eb495d7a3aa3b8f71bdb3ffe1a8499ebab4b4737c702f4ef1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "947138ebb60f3c4eb495d7a3aa3b8f71bdb3ffe1a8499ebab4b4737c702f4ef1", kill_on_drop: false }` [INFO] [stdout] 947138ebb60f3c4eb495d7a3aa3b8f71bdb3ffe1a8499ebab4b4737c702f4ef1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7e6c2c77be46b129953ad8cc74ae8d9513e6105856d5f2663f790b548040ad03 [INFO] running `Command { std: "docker" "start" "-a" "7e6c2c77be46b129953ad8cc74ae8d9513e6105856d5f2663f790b548040ad03", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.148 [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling siphasher v0.3.11 [INFO] [stderr] Checking smallvec v1.11.1 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde v1.0.188 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking new_debug_unreachable v1.0.4 [INFO] [stderr] Checking precomputed-hash v0.1.1 [INFO] [stderr] Checking mac v0.1.1 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Checking utf-8 v0.7.6 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Checking futf v0.1.5 [INFO] [stderr] Checking phf_shared v0.10.0 [INFO] [stderr] Checking phf_shared v0.8.0 [INFO] [stderr] Checking tendril v0.4.3 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling rayon-core v1.12.0 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Checking bitflags v2.4.0 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Checking phf v0.10.1 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking dtoa v1.0.9 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking dtoa-short v0.3.4 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking weezl v0.1.7 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Compiling thiserror v1.0.50 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking servo_arc v0.1.1 [INFO] [stderr] Compiling syn v2.0.37 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Compiling getrandom v0.2.10 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Checking socket2 v0.5.4 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling serde_json v1.0.107 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Checking thin-slice v0.1.1 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Checking gif v0.11.4 [INFO] [stderr] Checking rmp v0.8.12 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Checking ordered-float v1.1.1 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Compiling openssl-sys v0.9.93 [INFO] [stderr] Checking stb_truetype v0.3.1 [INFO] [stderr] Checking base64 v0.21.5 [INFO] [stderr] Checking bytemuck v1.14.0 [INFO] [stderr] Checking xml-rs v0.8.19 [INFO] [stderr] Checking ego-tree v0.6.2 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking rusttype v0.8.3 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling phf_codegen v0.8.0 [INFO] [stderr] Compiling selectors v0.22.0 [INFO] [stderr] Compiling phf_generator v0.10.0 [INFO] [stderr] Compiling string_cache_codegen v0.5.2 [INFO] [stderr] Compiling phf_codegen v0.10.0 [INFO] [stderr] Compiling openssl v0.10.57 [INFO] [stderr] Compiling native-tls v0.2.11 [INFO] [stderr] Compiling markup5ever v0.10.1 [INFO] [stderr] Compiling markup5ever v0.11.0 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Checking string_cache v0.8.7 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking rmp-serde v0.15.5 [INFO] [stderr] Checking toml v0.5.11 [INFO] [stderr] Checking serde_yaml v0.8.26 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Checking xml5ever v0.17.0 [INFO] [stderr] Compiling phf_macros v0.8.0 [INFO] [stderr] Compiling html5ever v0.25.2 [INFO] [stderr] Compiling cssparser v0.27.2 [INFO] [stderr] Compiling html5ever v0.26.0 [INFO] [stderr] Compiling derive_more v0.99.17 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling cssparser-macros v0.6.1 [INFO] [stderr] Compiling thiserror-impl v1.0.50 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Checking tokio v1.33.0 [INFO] [stderr] Checking phf v0.8.0 [INFO] [stderr] Checking serde-xml-rs v0.5.1 [INFO] [stderr] Checking xml5ever v0.16.2 [INFO] [stderr] Checking html2text v0.4.5 [INFO] [stderr] Checking markup5ever_rcdom v0.1.0 [INFO] [stderr] Checking select v0.5.0 [INFO] [stderr] Checking scraper v0.12.0 [INFO] [stderr] Checking tokio-util v0.7.9 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking h2 v0.3.21 [INFO] [stderr] Checking hyper v0.14.27 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.22 [INFO] [stderr] Checking webrust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:709:9 [INFO] [stdout] | [INFO] [stdout] 709 | let mut file = File::create(xml_filename)?; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:709:9 [INFO] [stdout] | [INFO] [stdout] 709 | let mut file = File::create(xml_filename)?; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:719:13 [INFO] [stdout] | [INFO] [stdout] 719 | writer.write(XmlEvent::characters(cell)); [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] 719 | let _ = writer.write(XmlEvent::characters(cell)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:719:13 [INFO] [stdout] | [INFO] [stdout] 719 | writer.write(XmlEvent::characters(cell)); [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] 719 | let _ = writer.write(XmlEvent::characters(cell)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.68s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: xml5ever v0.16.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "7e6c2c77be46b129953ad8cc74ae8d9513e6105856d5f2663f790b548040ad03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e6c2c77be46b129953ad8cc74ae8d9513e6105856d5f2663f790b548040ad03", kill_on_drop: false }` [INFO] [stdout] 7e6c2c77be46b129953ad8cc74ae8d9513e6105856d5f2663f790b548040ad03