[INFO] cloning repository https://github.com/euphoriaj7/myRustNumberGuessGame [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/euphoriaj7/myRustNumberGuessGame" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feuphoriaj7%2FmyRustNumberGuessGame", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feuphoriaj7%2FmyRustNumberGuessGame'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f45033d064168e44fb4fb7f93bca15461b371905 [INFO] testing euphoriaj7/myRustNumberGuessGame/f45033d064168e44fb4fb7f93bca15461b371905 against master#8c0ec05f7dc9ef185eea9f36c5638e74e43935bf for pr-130285 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feuphoriaj7%2FmyRustNumberGuessGame" "/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/euphoriaj7/myRustNumberGuessGame on toolchain 8c0ec05f7dc9ef185eea9f36c5638e74e43935bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/euphoriaj7/myRustNumberGuessGame [INFO] finished tweaking git repo https://github.com/euphoriaj7/myRustNumberGuessGame [INFO] tweaked toml for git repo https://github.com/euphoriaj7/myRustNumberGuessGame written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/euphoriaj7/myRustNumberGuessGame 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" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 274aa907b95c89d87b0128e027bcb949284d62dbd69552b6a5a1494a7a3c5ce6 [INFO] running `Command { std: "docker" "start" "-a" "274aa907b95c89d87b0128e027bcb949284d62dbd69552b6a5a1494a7a3c5ce6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "274aa907b95c89d87b0128e027bcb949284d62dbd69552b6a5a1494a7a3c5ce6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "274aa907b95c89d87b0128e027bcb949284d62dbd69552b6a5a1494a7a3c5ce6", kill_on_drop: false }` [INFO] [stdout] 274aa907b95c89d87b0128e027bcb949284d62dbd69552b6a5a1494a7a3c5ce6 [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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a5a8e74d85ccec807b9fde9b25ffec4e79515281dbc95c2074fcb7e15d0e3da5 [INFO] running `Command { std: "docker" "start" "-a" "a5a8e74d85ccec807b9fde9b25ffec4e79515281dbc95c2074fcb7e15d0e3da5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling getrandom v0.2.6 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling numberGuessingGame v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | let mut magic_number: i8 =rand::thread_rng().gen_range(-128..127); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | io::stdin().read_line(&mut guess); [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 25 | let _ = io::stdin().read_line(&mut guess); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:66:9 [INFO] [stdout] | [INFO] [stdout] 66 | io::stdin().read_line(&mut keep_playing); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 66 | let _ = io::stdin().read_line(&mut keep_playing); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcz8KGDS/symbols.o" "/opt/rustwide/target/debug/deps/numberGuessingGame-6ce94af540e1e763.numberGuessingGame.28c04e815e466dd-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/numberGuessingGame-6ce94af540e1e763.5jkjcxx6ive14uys6jbor3cwb.rcgu.o" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librand-535e10e319eb2baa.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-0c8f5eb12591398e.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-394f9d032299ed50.rlib" "/opt/rustwide/target/debug/deps/librand_core-1acb6a330ee8c521.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-b8e38da6042e8faf.rlib" "/opt/rustwide/target/debug/deps/liblibc-9f78868ae91471af.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-57bf25c23e31efdb.rlib" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e0ee872a6f64065a.rlib" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-d6a89e3d66a1c944.rlib" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-a9dc4ae2ace08983.rlib" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-531d6ce5d87e54e3.rlib" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-db3c9a03e04e2a9d.rlib" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-b6a570709a7814cf.rlib" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-b6d798e293514ebb.rlib" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-c5a590a7d3640c2d.rlib" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-117a9f2969e7b4cb.rlib" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-c1c617e26070855e.rlib" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-f61240e4012dead0.rlib" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-0d7819fd49491550.rlib" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-4bc4a5a15c46db43.rlib" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-b19cd6cebaca0932.rlib" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-fbe0149ad3765332.rlib" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-5749b595d094d9dd.rlib" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-395a38b8e0851c9b.rlib" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-d453bab70303062c.rlib" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-539838b28bed814f.rlib" "-Wl,-Bdynamic" "-lc" "-lm" "-lrt" "-lpthread" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-B/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-B/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-B/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/numberGuessingGame-6ce94af540e1e763" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: collect2: fatal error: ld terminated with signal 7 [Bus error], core dumped [INFO] [stdout] compilation terminated. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `numberGuessingGame` (bin "numberGuessingGame") due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "a5a8e74d85ccec807b9fde9b25ffec4e79515281dbc95c2074fcb7e15d0e3da5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5a8e74d85ccec807b9fde9b25ffec4e79515281dbc95c2074fcb7e15d0e3da5", kill_on_drop: false }` [INFO] [stdout] a5a8e74d85ccec807b9fde9b25ffec4e79515281dbc95c2074fcb7e15d0e3da5