[INFO] cloning repository https://github.com/GabrielVasconcellos/inf1406-trab4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GabrielVasconcellos/inf1406-trab4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabrielVasconcellos%2Finf1406-trab4", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabrielVasconcellos%2Finf1406-trab4'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a86cee7345c8648f4f0d1d54d8d98119714c5075 [INFO] testing GabrielVasconcellos/inf1406-trab4 against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGabrielVasconcellos%2Finf1406-trab4" "/workspace/builds/worker-20/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/GabrielVasconcellos/inf1406-trab4 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/GabrielVasconcellos/inf1406-trab4 [INFO] finished tweaking git repo https://github.com/GabrielVasconcellos/inf1406-trab4 [INFO] tweaked toml for git repo https://github.com/GabrielVasconcellos/inf1406-trab4 written to /workspace/builds/worker-20/source/Cargo.toml [INFO] crate git repo https://github.com/GabrielVasconcellos/inf1406-trab4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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 mosquitto-client v0.1.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a6315933373a03da820e4ba414592a32376ea09ea08ef87b8538ecf053353521 [INFO] running `Command { std: "docker" "start" "-a" "a6315933373a03da820e4ba414592a32376ea09ea08ef87b8538ecf053353521", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a6315933373a03da820e4ba414592a32376ea09ea08ef87b8538ecf053353521", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6315933373a03da820e4ba414592a32376ea09ea08ef87b8538ecf053353521", kill_on_drop: false }` [INFO] [stdout] a6315933373a03da820e4ba414592a32376ea09ea08ef87b8538ecf053353521 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d81e2419f181b5386a44bf9ee3a227d190ff60dc528f6c2ffe522311c219b49c [INFO] running `Command { std: "docker" "start" "-a" "d81e2419f181b5386a44bf9ee3a227d190ff60dc528f6c2ffe522311c219b49c", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.131 [INFO] [stderr] Compiling serde_json v1.0.72 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling mosquitto-client v0.1.5 [INFO] [stderr] Compiling trab4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | m.connect("localhost", 1883); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | m.subscribe(topic, 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | m.publish("inf1406-reqs", req.to_string().as_bytes(), 1, false); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | m.loop_until_disconnect(200); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/trab4-b31ec0455ccd8f81.trab4.26d74692-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/trab4-b31ec0455ccd8f81.trab4.26d74692-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/trab4-b31ec0455ccd8f81.trab4.26d74692-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/trab4-b31ec0455ccd8f81.trab4.26d74692-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/trab4-b31ec0455ccd8f81.trab4.26d74692-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/trab4-b31ec0455ccd8f81.trab4.26d74692-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/trab4-b31ec0455ccd8f81.trab4.26d74692-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/trab4-b31ec0455ccd8f81.trab4.26d74692-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/trab4-b31ec0455ccd8f81.trab4.26d74692-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/trab4-b31ec0455ccd8f81.trab4.26d74692-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/trab4-b31ec0455ccd8f81.trab4.26d74692-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/trab4-b31ec0455ccd8f81.trab4.26d74692-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/trab4-b31ec0455ccd8f81.trab4.26d74692-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/trab4-b31ec0455ccd8f81.trab4.26d74692-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/trab4-b31ec0455ccd8f81.trab4.26d74692-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/trab4-b31ec0455ccd8f81.trab4.26d74692-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/trab4-b31ec0455ccd8f81.1jnx2m5v7js4llw5.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libserde_json-85dcf2d12fdcf327.rlib" "/opt/rustwide/target/debug/deps/libryu-53580c25f32ff188.rlib" "/opt/rustwide/target/debug/deps/libitoa-ccbbdef1e16dab14.rlib" "/opt/rustwide/target/debug/deps/libserde-24d9a46dbf1d1b7b.rlib" "/opt/rustwide/target/debug/deps/libmosquitto_client-c11d3ae40741bbf2.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-8d61b92a0a02f53a.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-fc45202bb435016b.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-f2400674c7513725.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-605c3a7d1a5d300d.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-3d4fb4efa907e4e8.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-65207f030ab23308.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-76ca199cb0186109.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-1e3e01ed4f561dc1.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-dd8dddcba7c13fee.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-00b13d31c3420656.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-e4c8460b81557bd5.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-600d46e5f0005455.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-e4a08a2585b62d37.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-fbc21ec567cb9dc7.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-10b3fa8e49bd978f.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-64625b73694ffce7.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-fb6b78ac543a58ee.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1d1f2d1bec6f51b8.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-acf5ff6e9595d982.rlib" "-Wl,-Bdynamic" "-lmosquitto" "-lc" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/trab4-b31ec0455ccd8f81" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs" [INFO] [stdout] = note: /usr/bin/ld: cannot find -lmosquitto [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `trab4` due to 2 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "d81e2419f181b5386a44bf9ee3a227d190ff60dc528f6c2ffe522311c219b49c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d81e2419f181b5386a44bf9ee3a227d190ff60dc528f6c2ffe522311c219b49c", kill_on_drop: false }` [INFO] [stdout] d81e2419f181b5386a44bf9ee3a227d190ff60dc528f6c2ffe522311c219b49c