[INFO] cloning repository https://github.com/luksab/wryneck [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luksab/wryneck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluksab%2Fwryneck", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluksab%2Fwryneck'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 056f01d4f8c34623955b383a30df181d435c88eb [INFO] checking luksab/wryneck against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluksab%2Fwryneck" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/luksab/wryneck [INFO] finished tweaking git repo https://github.com/luksab/wryneck [INFO] tweaked toml for git repo https://github.com/luksab/wryneck written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/luksab/wryneck on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/luksab/wryneck 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded id_collections_derive v0.1.0 [INFO] [stderr] Downloaded indexmap v1.9.0 [INFO] [stderr] Downloaded proc-macro-crate v1.2.1 [INFO] [stderr] Downloaded lalrpop-util v0.19.8 [INFO] [stderr] Downloaded quote v1.0.19 [INFO] [stderr] Downloaded string_cache v0.8.4 [INFO] [stderr] Downloaded id_collections v1.0.1 [INFO] [stderr] Downloaded lalrpop v0.19.8 [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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3e1d91545d30bbe5adfca16b835de31572c0162c721ce917c65f5333f936fdfc [INFO] running `Command { std: "docker" "start" "-a" "3e1d91545d30bbe5adfca16b835de31572c0162c721ce917c65f5333f936fdfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3e1d91545d30bbe5adfca16b835de31572c0162c721ce917c65f5333f936fdfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e1d91545d30bbe5adfca16b835de31572c0162c721ce917c65f5333f936fdfc", kill_on_drop: false }` [INFO] [stdout] 3e1d91545d30bbe5adfca16b835de31572c0162c721ce917c65f5333f936fdfc [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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab6631e1f76334f431a7cfeba855d30d55e048163296e88eb144ec523e6ab9f4 [INFO] running `Command { std: "docker" "start" "-a" "ab6631e1f76334f431a7cfeba855d30d55e048163296e88eb144ec523e6ab9f4", kill_on_drop: false }` [INFO] [stderr] Compiling once_cell v1.14.0 [INFO] [stderr] Compiling indexmap v1.9.0 [INFO] [stderr] Compiling serde v1.0.144 [INFO] [stderr] Compiling smallvec v1.8.0 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Compiling regex-syntax v0.6.26 [INFO] [stderr] Compiling hashbrown v0.12.1 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling quote v1.0.19 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling fixedbitset v0.4.1 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling pico-args v0.4.2 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling ena v0.14.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling dirs-sys-next v0.1.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling dirs-next v2.0.0 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling term v0.7.0 [INFO] [stderr] Compiling string_cache v0.8.4 [INFO] [stderr] Compiling petgraph v0.6.2 [INFO] [stderr] Compiling ascii-canvas v3.0.0 [INFO] [stderr] Checking lalrpop-util v0.19.8 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling thiserror-impl v1.0.31 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling lalrpop v0.19.8 [INFO] [stderr] Compiling toml v0.5.9 [INFO] [stderr] Compiling thiserror v1.0.31 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Compiling proc-macro-crate v1.2.1 [INFO] [stderr] Compiling id_collections_derive v0.1.0 [INFO] [stderr] Checking id_collections v1.0.1 [INFO] [stderr] Compiling wryneck v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::base_ast::*` [INFO] [stdout] --> src/formatter.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::base_ast::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::base_ast::*` [INFO] [stdout] --> src/formatter.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::base_ast::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/main.rs:130:12 [INFO] [stdout] | [INFO] [stdout] 130 | input: &str, [INFO] [stdout] | ^^^^ the lifetime is elided here [INFO] [stdout] 131 | ) -> Result< [INFO] [stdout] 132 | (base_ast::Program, Vec>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ ^^^^^ ^^^^ the same lifetime is elided here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | the same lifetime is hidden here [INFO] [stdout] 133 | ParseError, [INFO] [stdout] | ^^^^^ ^^^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 132 ~ (base_ast::Program<'_>, Vec, &str>>), [INFO] [stdout] 133 ~ ParseError, &str>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/main.rs:130:12 [INFO] [stdout] | [INFO] [stdout] 130 | input: &str, [INFO] [stdout] | ^^^^ the lifetime is elided here [INFO] [stdout] 131 | ) -> Result< [INFO] [stdout] 132 | (base_ast::Program, Vec>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ ^^^^^ ^^^^ the same lifetime is elided here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | the same lifetime is hidden here [INFO] [stdout] 133 | ParseError, [INFO] [stdout] | ^^^^^ ^^^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 132 ~ (base_ast::Program<'_>, Vec, &str>>), [INFO] [stdout] 133 ~ ParseError, &str>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.47s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.8 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 16` [INFO] running `Command { std: "docker" "inspect" "ab6631e1f76334f431a7cfeba855d30d55e048163296e88eb144ec523e6ab9f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab6631e1f76334f431a7cfeba855d30d55e048163296e88eb144ec523e6ab9f4", kill_on_drop: false }` [INFO] [stdout] ab6631e1f76334f431a7cfeba855d30d55e048163296e88eb144ec523e6ab9f4