[INFO] cloning repository https://github.com/DAmesberger/initvim2doc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DAmesberger/initvim2doc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDAmesberger%2Finitvim2doc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDAmesberger%2Finitvim2doc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] efd6ab57ef5f2ad09018fb9c55a6aa2eff26481d
[INFO] checking DAmesberger/initvim2doc against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDAmesberger%2Finitvim2doc" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DAmesberger/initvim2doc 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/DAmesberger/initvim2doc
[INFO] finished tweaking git repo https://github.com/DAmesberger/initvim2doc
[INFO] tweaked toml for git repo https://github.com/DAmesberger/initvim2doc written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/DAmesberger/initvim2doc 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 access-json v0.1.0
[INFO] [stderr]   Downloaded analisar v0.2.1
[INFO] [stderr]   Downloaded serde_derive v1.0.138
[INFO] [stderr]   Downloaded erased-serde v0.3.21
[INFO] [stderr]   Downloaded lex_lua v0.1.9
[INFO] [stderr]   Downloaded shellexpand v2.1.0
[INFO] [stderr]   Downloaded clap v3.2.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8f4d8ff3ed7d1d4d41e57ca8c5167f1c851eefb6266fa21dbfbf6e4213d57ced
[INFO] running `Command { std: "docker" "start" "-a" "8f4d8ff3ed7d1d4d41e57ca8c5167f1c851eefb6266fa21dbfbf6e4213d57ced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f4d8ff3ed7d1d4d41e57ca8c5167f1c851eefb6266fa21dbfbf6e4213d57ced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f4d8ff3ed7d1d4d41e57ca8c5167f1c851eefb6266fa21dbfbf6e4213d57ced", kill_on_drop: false }`
[INFO] [stdout] 8f4d8ff3ed7d1d4d41e57ca8c5167f1c851eefb6266fa21dbfbf6e4213d57ced
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 50a1f18c0f52f1e4484e626855ed0b85e936b0128c25d7e612fb57c78c693045
[INFO] running `Command { std: "docker" "start" "-a" "50a1f18c0f52f1e4484e626855ed0b85e936b0128c25d7e612fb57c78c693045", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling serde v1.0.138
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling erased-serde v0.3.21
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling serde_derive v1.0.138
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking object v0.28.4
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking owo-colors v3.4.0
[INFO] [stderr]     Checking hashbrown v0.12.1
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking shellexpand v2.1.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.11
[INFO] [stderr]     Checking lex_lua v0.1.9
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking analisar v0.2.1
[INFO] [stderr]     Checking color-eyre v0.6.1
[INFO] [stderr]    Compiling clap_derive v3.2.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking clap v3.2.8
[INFO] [stderr]     Checking access-json v0.1.0
[INFO] [stderr]     Checking initvim2doc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/main.rs:20:18
[INFO] [stdout]    |
[INFO] [stdout] 20 | use serde_json::{self, Value};
[INFO] [stdout]    |                  ^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/main.rs:20:18
[INFO] [stdout]    |
[INFO] [stdout] 20 | use serde_json::{self, Value};
[INFO] [stdout]    |                  ^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `examples` is never read
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct KeybindingDoc {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 32 |     description: String,
[INFO] [stdout] 33 |     examples: Option<Vec<String>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `KeybindingDoc` 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: field `examples` is never read
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct KeybindingDoc {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 32 |     description: String,
[INFO] [stdout] 33 |     examples: Option<Vec<String>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `KeybindingDoc` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.43s
[INFO] running `Command { std: "docker" "inspect" "50a1f18c0f52f1e4484e626855ed0b85e936b0128c25d7e612fb57c78c693045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50a1f18c0f52f1e4484e626855ed0b85e936b0128c25d7e612fb57c78c693045", kill_on_drop: false }`
[INFO] [stdout] 50a1f18c0f52f1e4484e626855ed0b85e936b0128c25d7e612fb57c78c693045