[INFO] cloning repository https://github.com/coll/kgb [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coll/kgb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoll%2Fkgb", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoll%2Fkgb'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 68b596841d901af76e7c84c74860943b8368eddc [INFO] checking coll/kgb against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoll%2Fkgb" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/coll/kgb 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/coll/kgb [INFO] finished tweaking git repo https://github.com/coll/kgb [INFO] tweaked toml for git repo https://github.com/coll/kgb written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/coll/kgb 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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded yaml-rust v0.4.0 [INFO] [stderr] Downloaded colored v1.6.0 [INFO] [stderr] Downloaded environment v0.1.1 [INFO] [stderr] Downloaded cc v1.0.17 [INFO] [stderr] Downloaded nom v4.0.0 [INFO] [stderr] Downloaded clap v2.32.0 [INFO] [stderr] Downloaded regex-syntax v0.6.1 [INFO] [stderr] Downloaded backtrace-sys v0.1.23 [INFO] [stderr] Downloaded libc v0.2.42 [INFO] [stderr] Downloaded regex v1.0.1 [INFO] [stderr] Downloaded handlebars v1.0.0 [INFO] [stderr] Downloaded nya v1.0.0 [INFO] [stderr] Downloaded log v0.4.2 [INFO] [stderr] Downloaded syn v0.14.2 [INFO] [stderr] Downloaded rustc-demangle v0.1.8 [INFO] [stderr] Downloaded backtrace v0.3.9 [INFO] [stderr] Downloaded assert_cli v0.6.2 [INFO] [stderr] Downloaded bitflags v1.0.3 [INFO] [stderr] Downloaded textwrap v0.10.0 [INFO] [stderr] Downloaded typed-arena v1.3.0 [INFO] [stderr] Downloaded config v0.9.0 [INFO] [stderr] Downloaded cfg-if v0.1.3 [INFO] [stderr] Downloaded lazy_static v1.0.1 [INFO] [stderr] Downloaded globset v0.4.0 [INFO] [stderr] Downloaded proc-macro2 v0.4.6 [INFO] [stderr] Downloaded quote v0.6.3 [INFO] [stderr] Downloaded serde_derive v1.0.67 [INFO] [stderr] Downloaded serde_json v1.0.22 [INFO] [stderr] Downloaded serde v1.0.67 [INFO] [stderr] Downloaded toml v0.4.6 [INFO] [stderr] Downloaded comrak v0.2.13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1f15159342584b88198e6fece49000a42a86ff9b3cc33828dd74e8cbab14c531 [INFO] running `Command { std: "docker" "start" "-a" "1f15159342584b88198e6fece49000a42a86ff9b3cc33828dd74e8cbab14c531", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f15159342584b88198e6fece49000a42a86ff9b3cc33828dd74e8cbab14c531", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f15159342584b88198e6fece49000a42a86ff9b3cc33828dd74e8cbab14c531", kill_on_drop: false }` [INFO] [stdout] 1f15159342584b88198e6fece49000a42a86ff9b3cc33828dd74e8cbab14c531 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 834f5d25077a30b33c0e4ae03aaefb3811cf8bf25edcbbf2095b1edc9388cfc3 [INFO] running `Command { std: "docker" "start" "-a" "834f5d25077a30b33c0e4ae03aaefb3811cf8bf25edcbbf2095b1edc9388cfc3", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.42 [INFO] [stderr] Checking lazy_static v1.0.1 [INFO] [stderr] Checking cfg-if v0.1.3 [INFO] [stderr] Compiling serde v1.0.67 [INFO] [stderr] Compiling cc v1.0.17 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Compiling proc-macro2 v0.4.6 [INFO] [stderr] Checking log v0.4.2 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking itoa v0.4.1 [INFO] [stderr] Checking same-file v1.0.2 [INFO] [stderr] Compiling regex v1.0.1 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking atty v0.2.10 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Compiling quote v0.6.3 [INFO] [stderr] Checking walkdir v2.1.4 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking regex-syntax v0.6.1 [INFO] [stderr] Checking bitflags v1.0.3 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking rustc-demangle v0.1.8 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Compiling backtrace-sys v0.1.23 [INFO] [stderr] Compiling syn v0.14.2 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling pest_derive v1.0.7 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Checking regex v0.2.11 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Checking nom v4.0.0 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking unicode_categories v0.1.1 [INFO] [stderr] Checking byteorder v1.2.6 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking globset v0.4.0 [INFO] [stderr] Checking entities v1.0.1 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking typed-arena v1.3.0 [INFO] [stderr] Checking colored v1.6.0 [INFO] [stderr] Checking term v0.5.1 [INFO] [stderr] Checking yaml-rust v0.4.0 [INFO] [stderr] Checking failure v0.1.1 [INFO] [stderr] Checking nya v1.0.0 [INFO] [stderr] Checking environment v0.1.1 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Compiling serde_derive v1.0.67 [INFO] [stderr] Checking comrak v0.2.13 [INFO] [stderr] Checking serde_json v1.0.22 [INFO] [stderr] Checking toml v0.4.6 [INFO] [stderr] Checking config v0.9.0 [INFO] [stderr] Checking handlebars v1.0.0 [INFO] [stderr] Checking assert_cli v0.6.2 [INFO] [stderr] Checking kgb v0.0.10 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `term` is imported redundantly [INFO] [stdout] --> src/util.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use term; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | extern crate term; [INFO] [stdout] | ------------------ the item `term` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hbars/mod.rs:18:88 [INFO] [stdout] | [INFO] [stdout] 18 | |h: &Helper, _: &Handlebars, _: &Context, _: &mut RenderContext, out: &mut Output| { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 18 | |h: &Helper, _: &Handlebars, _: &Context, _: &mut RenderContext, out: &mut dyn Output| { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `term` is imported redundantly [INFO] [stdout] --> src/util.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use term; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | extern crate term; [INFO] [stdout] | ------------------ the item `term` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hbars/mod.rs:18:88 [INFO] [stdout] | [INFO] [stdout] 18 | |h: &Helper, _: &Handlebars, _: &Context, _: &mut RenderContext, out: &mut Output| { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 18 | |h: &Helper, _: &Handlebars, _: &Context, _: &mut RenderContext, out: &mut dyn Output| { [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 30.31s [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.0.0, syn v0.14.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "834f5d25077a30b33c0e4ae03aaefb3811cf8bf25edcbbf2095b1edc9388cfc3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "834f5d25077a30b33c0e4ae03aaefb3811cf8bf25edcbbf2095b1edc9388cfc3", kill_on_drop: false }` [INFO] [stdout] 834f5d25077a30b33c0e4ae03aaefb3811cf8bf25edcbbf2095b1edc9388cfc3