[INFO] cloning repository https://github.com/PierreZ/yummy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PierreZ/yummy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPierreZ%2Fyummy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPierreZ%2Fyummy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f9fa34cabeb7e23a02b93e38f6224ab278533077 [INFO] checking PierreZ/yummy against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPierreZ%2Fyummy" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/PierreZ/yummy 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/PierreZ/yummy [INFO] finished tweaking git repo https://github.com/PierreZ/yummy [INFO] tweaked toml for git repo https://github.com/PierreZ/yummy written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/PierreZ/yummy 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] Downloading crates ... [INFO] [stderr] Downloaded quote v0.6.3 [INFO] [stderr] Downloaded simplelog v0.5.2 [INFO] [stderr] Downloaded log v0.4.2 [INFO] [stderr] Downloaded proc-macro2 v0.4.6 [INFO] [stderr] Downloaded structopt v0.2.10 [INFO] [stderr] Downloaded serde_derive v1.0.66 [INFO] [stderr] Downloaded serde_json v1.0.20 [INFO] [stderr] Downloaded config v0.8.0 [INFO] [stderr] Downloaded serde v1.0.66 [INFO] [stderr] Downloaded num-integer v0.1.38 [INFO] [stderr] Downloaded structopt-derive v0.2.10 [INFO] [stderr] Downloaded num-traits v0.2.4 [INFO] [stderr] Downloaded syn v0.14.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a4df20fcca78da7363c7d5670fc90b7d2a90af5f18439c094dfb5a5b78a69ee8 [INFO] running `Command { std: "docker" "start" "-a" "a4df20fcca78da7363c7d5670fc90b7d2a90af5f18439c094dfb5a5b78a69ee8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4df20fcca78da7363c7d5670fc90b7d2a90af5f18439c094dfb5a5b78a69ee8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4df20fcca78da7363c7d5670fc90b7d2a90af5f18439c094dfb5a5b78a69ee8", kill_on_drop: false }` [INFO] [stdout] a4df20fcca78da7363c7d5670fc90b7d2a90af5f18439c094dfb5a5b78a69ee8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0d8da63966c861389d9daba797e46db5279de2337a4e8cd57745347809ab791f [INFO] running `Command { std: "docker" "start" "-a" "0d8da63966c861389d9daba797e46db5279de2337a4e8cd57745347809ab791f", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.42 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling num-traits v0.2.4 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Compiling serde v1.0.66 [INFO] [stderr] Checking serde v0.8.23 [INFO] [stderr] Compiling num-integer v0.1.38 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking cfg-if v0.1.3 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking bitflags v1.0.3 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Compiling proc-macro2 v0.4.6 [INFO] [stderr] Checking linked-hash-map v0.5.1 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking itoa v0.4.1 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking byteorder v1.2.3 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking log v0.4.2 [INFO] [stderr] Checking lazy_static v1.0.1 [INFO] [stderr] Checking yaml-rust v0.4.0 [INFO] [stderr] Checking term v0.5.1 [INFO] [stderr] Compiling quote v0.6.3 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking atty v0.2.10 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Compiling syn v0.14.2 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stderr] Checking nom v3.2.1 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking chrono v0.4.2 [INFO] [stderr] Checking serde_test v0.8.23 [INFO] [stderr] Checking linked-hash-map v0.3.0 [INFO] [stderr] Checking simplelog v0.5.2 [INFO] [stderr] Checking serde-hjson v0.8.1 [INFO] [stderr] Compiling structopt-derive v0.2.10 [INFO] [stderr] Compiling serde_derive v1.0.66 [INFO] [stderr] Checking toml v0.4.6 [INFO] [stderr] Checking serde_json v1.0.20 [INFO] [stderr] Checking structopt v0.2.10 [INFO] [stderr] Checking config v0.8.0 [INFO] [stderr] Checking yummy v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/bin/yummy-directory.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/bin/yummy.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/bin/yummy-directory.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [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/bin/yummy-directory.rs:22:29 [INFO] [stdout] | [INFO] [stdout] 22 | fn main() -> Result<(), Box> { [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] 22 | fn main() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bin/yummy-directory.rs:22:29 [INFO] [stdout] | [INFO] [stdout] 22 | fn main() -> Result<(), Box> { [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] 22 | fn main() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/bin/yummy.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `config` is never read [INFO] [stdout] --> src/bin/yummy.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 14 | struct Opt { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 17 | config: PathBuf, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `config` is never read [INFO] [stdout] --> src/bin/yummy.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 14 | struct Opt { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 17 | config: PathBuf, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.20s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1, 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 4` [INFO] running `Command { std: "docker" "inspect" "0d8da63966c861389d9daba797e46db5279de2337a4e8cd57745347809ab791f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d8da63966c861389d9daba797e46db5279de2337a4e8cd57745347809ab791f", kill_on_drop: false }` [INFO] [stdout] 0d8da63966c861389d9daba797e46db5279de2337a4e8cd57745347809ab791f