[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 try#e622d8d7bed4f2668d446e06c6c1436ecae15796 for pr-156776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyutaro-sakamoto%2Fopensourcecobol4j-c-glue" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[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-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yutaro-sakamoto/opensourcecobol4j-c-glue on toolchain e622d8d7bed4f2668d446e06c6c1436ecae15796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustop v1.1.2
[INFO] [stderr]   Downloaded cc v1.0.81
[INFO] [stderr]   Downloaded unwrap_or v1.0.1
[INFO] [stderr]   Downloaded tree-sitter-c v0.20.4
[INFO] [stderr]   Downloaded regex-automata v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4d654e73848592fb99acca3719dc6397479a1d5faf3c4e999591aa0a750ee6e
[INFO] running `Command { std: "docker" "start" "-a" "e4d654e73848592fb99acca3719dc6397479a1d5faf3c4e999591aa0a750ee6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4d654e73848592fb99acca3719dc6397479a1d5faf3c4e999591aa0a750ee6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4d654e73848592fb99acca3719dc6397479a1d5faf3c4e999591aa0a750ee6e", kill_on_drop: false }`
[INFO] [stdout] e4d654e73848592fb99acca3719dc6397479a1d5faf3c4e999591aa0a750ee6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8a4d687052202fdc4c92d337b6e05454ef01fa259b66ddb75adfbbd94f5e6c0
[INFO] running `Command { std: "docker" "start" "-a" "a8a4d687052202fdc4c92d337b6e05454ef01fa259b66ddb75adfbbd94f5e6c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[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 aho-corasick v1.0.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[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:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 |     let mut s = "#include <stdio.h>\n".to_string();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 117 |     s = "#include \"custom.h\"\n".to_string();
[INFO] [stdout]     |     - `s` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 454 |         let _ = write!(output_file, "{}\n", c_function.name);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.69s
[INFO] running `Command { std: "docker" "inspect" "a8a4d687052202fdc4c92d337b6e05454ef01fa259b66ddb75adfbbd94f5e6c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8a4d687052202fdc4c92d337b6e05454ef01fa259b66ddb75adfbbd94f5e6c0", kill_on_drop: false }`
[INFO] [stdout] a8a4d687052202fdc4c92d337b6e05454ef01fa259b66ddb75adfbbd94f5e6c0
