[INFO] cloning repository https://github.com/Micro-Evaluation-Group/CrashRustler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Micro-Evaluation-Group/CrashRustler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMicro-Evaluation-Group%2FCrashRustler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMicro-Evaluation-Group%2FCrashRustler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b539dc7120dbb71e285e2d81fb3b940a9912a473
[INFO] checking Micro-Evaluation-Group/CrashRustler against master#029c9e18dd1f4668e1d42bb187c1c263dfe20093 for pr-157562
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMicro-Evaluation-Group%2FCrashRustler" "/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/Micro-Evaluation-Group/CrashRustler
[INFO] finished tweaking git repo https://github.com/Micro-Evaluation-Group/CrashRustler
[INFO] tweaked toml for git repo https://github.com/Micro-Evaluation-Group/CrashRustler written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Micro-Evaluation-Group/CrashRustler on toolchain 029c9e18dd1f4668e1d42bb187c1c263dfe20093
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Micro-Evaluation-Group/CrashRustler 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" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded capstone v0.14.0
[INFO] [stderr]   Downloaded capstone-sys v0.18.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fd4300cc2ca59c875e49dfeacdf2ff66c32c4378533f9e2d53d3554d9ddfaafa
[INFO] running `Command { std: "docker" "start" "fd4300cc2ca59c875e49dfeacdf2ff66c32c4378533f9e2d53d3554d9ddfaafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fd4300cc2ca59c875e49dfeacdf2ff66c32c4378533f9e2d53d3554d9ddfaafa" "/opt/rustwide/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd4300cc2ca59c875e49dfeacdf2ff66c32c4378533f9e2d53d3554d9ddfaafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fd4300cc2ca59c875e49dfeacdf2ff66c32c4378533f9e2d53d3554d9ddfaafa" "/opt/rustwide/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling cpp_demangle v0.5.1
[INFO] [stderr]    Compiling crashrustler v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rustc-demangle v0.1.27
[INFO] [stderr]    Compiling cc v1.2.56
[INFO] [stderr]     Checking chrono v0.4.44
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> build.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hybrid-array v0.4.10
[INFO] [stderr]    Compiling capstone-sys v0.18.0
[INFO] [stderr]     Checking block-buffer v0.12.0
[INFO] [stderr]     Checking crypto-common v0.2.1
[INFO] [stderr]     Checking digest v0.11.2
[INFO] [stderr]     Checking sha2 v0.11.0
[INFO] [stderr]     Checking capstone v0.14.0
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/attach_exc_handler.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |     let mut dummy = Command::new(dummy_binary)
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/attach_exc_handler.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let mut exc = cmd.spawn().expect("failed to spawn exc_handler");
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_attach_and_read_crash_log` is never used
[INFO] [stdout]    --> tests/attach_exc_handler.rs:230:4
[INFO] [stdout]     |
[INFO] [stdout] 230 | fn run_attach_and_read_crash_log(crash_arg: &str, test_name: &str) -> Option<String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_and_read_crash_log` is never used
[INFO] [stdout]    --> tests/exc_handler.rs:254:4
[INFO] [stdout]     |
[INFO] [stdout] 254 | fn run_and_read_crash_log(crash_arg: &str, test_name: &str) -> Option<String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.01s
[INFO] running `Command { std: "docker" "inspect" "fd4300cc2ca59c875e49dfeacdf2ff66c32c4378533f9e2d53d3554d9ddfaafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd4300cc2ca59c875e49dfeacdf2ff66c32c4378533f9e2d53d3554d9ddfaafa", kill_on_drop: false }`
[INFO] [stdout] fd4300cc2ca59c875e49dfeacdf2ff66c32c4378533f9e2d53d3554d9ddfaafa
