[INFO] cloning repository https://github.com/yutaro-sakamoto/opensourcecobol4j-c-glue
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yutaro-sakamoto/opensourcecobol4j-c-glue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyutaro-sakamoto%2Fopensourcecobol4j-c-glue", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyutaro-sakamoto%2Fopensourcecobol4j-c-glue'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b21fe1ded3c907db059dd9a478dc115a7fa5f709
[INFO] checking yutaro-sakamoto/opensourcecobol4j-c-glue against master#fd17deacce374a4185c882795be162e17b557050 for pr-138001
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyutaro-sakamoto%2Fopensourcecobol4j-c-glue" "/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/yutaro-sakamoto/opensourcecobol4j-c-glue on toolchain fd17deacce374a4185c882795be162e17b557050
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd17deacce374a4185c882795be162e17b557050" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yutaro-sakamoto/opensourcecobol4j-c-glue
[INFO] finished tweaking git repo https://github.com/yutaro-sakamoto/opensourcecobol4j-c-glue
[INFO] tweaked toml for git repo https://github.com/yutaro-sakamoto/opensourcecobol4j-c-glue written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/yutaro-sakamoto/opensourcecobol4j-c-glue 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" "+fd17deacce374a4185c882795be162e17b557050" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustop v1.1.2
[INFO] [stderr]   Downloaded unwrap_or v1.0.1
[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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+fd17deacce374a4185c882795be162e17b557050" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4306f12b3ed3f5ebf72272358851629681d5bbb7f7c9b07caf4080bb1b0f2f94
[INFO] running `Command { std: "docker" "start" "-a" "4306f12b3ed3f5ebf72272358851629681d5bbb7f7c9b07caf4080bb1b0f2f94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4306f12b3ed3f5ebf72272358851629681d5bbb7f7c9b07caf4080bb1b0f2f94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4306f12b3ed3f5ebf72272358851629681d5bbb7f7c9b07caf4080bb1b0f2f94", kill_on_drop: false }`
[INFO] [stdout] 4306f12b3ed3f5ebf72272358851629681d5bbb7f7c9b07caf4080bb1b0f2f94
[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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+fd17deacce374a4185c882795be162e17b557050" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3b30f536ee17e2d1b0c7fc09bc36474fd08b4681b94f74be375fa63f5a0f100
[INFO] running `Command { std: "docker" "start" "-a" "f3b30f536ee17e2d1b0c7fc09bc36474fd08b4681b94f74be375fa63f5a0f100", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking unwrap_or v1.0.1
[INFO] [stderr]     Checking rustop v1.1.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]    Compiling cc v1.0.81
[INFO] [stderr]    Compiling tree-sitter v0.20.10
[INFO] [stderr]    Compiling tree-sitter-c v0.20.4
[INFO] [stderr]     Checking regex-automata v0.3.4
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]     Checking opensourcecobol4j-c-glue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `s` is never read
[INFO] [stdout]    --> src/main.rs:116:13
[INFO] [stdout]     |
[INFO] [stdout] 116 |     let mut s = "#include <stdio.h>\n".to_string();
[INFO] [stdout]     |             ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:454:9
[INFO] [stdout]     |
[INFO] [stdout] 454 |         write!(output_file, "{}\n", c_function.name);
[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]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.20s
[INFO] running `Command { std: "docker" "inspect" "f3b30f536ee17e2d1b0c7fc09bc36474fd08b4681b94f74be375fa63f5a0f100", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3b30f536ee17e2d1b0c7fc09bc36474fd08b4681b94f74be375fa63f5a0f100", kill_on_drop: false }`
[INFO] [stdout] f3b30f536ee17e2d1b0c7fc09bc36474fd08b4681b94f74be375fa63f5a0f100