[INFO] cloning repository https://github.com/foobert/rust-test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/foobert/rust-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoobert%2Frust-test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoobert%2Frust-test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7b0c839b2916e4da1fc61735c89e6747dd3eca92 [INFO] testing foobert/rust-test against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoobert%2Frust-test" "/workspace/builds/worker-15/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/foobert/rust-test on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/foobert/rust-test [INFO] finished tweaking git repo https://github.com/foobert/rust-test [INFO] tweaked toml for git repo https://github.com/foobert/rust-test written to /workspace/builds/worker-15/source/Cargo.toml [INFO] crate git repo https://github.com/foobert/rust-test already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7fb766a9ef3432eadc30ef0f8652e29c7a2cf52c53f086a34619c36318c12888 [INFO] running `Command { std: "docker" "start" "-a" "7fb766a9ef3432eadc30ef0f8652e29c7a2cf52c53f086a34619c36318c12888", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7fb766a9ef3432eadc30ef0f8652e29c7a2cf52c53f086a34619c36318c12888", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fb766a9ef3432eadc30ef0f8652e29c7a2cf52c53f086a34619c36318c12888", kill_on_drop: false }` [INFO] [stdout] 7fb766a9ef3432eadc30ef0f8652e29c7a2cf52c53f086a34619c36318c12888 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] de91176942e99c68c15d6befc60a0963af48ae2b4820a6d285cd631852fc8f91 [INFO] running `Command { std: "docker" "start" "-a" "de91176942e99c68c15d6befc60a0963af48ae2b4820a6d285cd631852fc8f91", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.17 [INFO] [stderr] Compiling begw v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `mosq` [INFO] [stdout] --> src/main.rs:30:22 [INFO] [stdout] | [INFO] [stdout] 30 | extern fn on_message(mosq: *const Mosquitto, obj: *const libc::c_void, message: *mut MosquittoMessage) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_mosq` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `obj` [INFO] [stdout] --> src/main.rs:30:46 [INFO] [stdout] | [INFO] [stdout] 30 | extern fn on_message(mosq: *const Mosquitto, obj: *const libc::c_void, message: *mut MosquittoMessage) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_obj` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | let mut t = m.topic; [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: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/main.rs:55:65 [INFO] [stdout] | [INFO] [stdout] 55 | let id: *const libc::c_char = CString::new(id).unwrap().as_ptr(); [INFO] [stdout] | ------------------------- ^^^^^^ this pointer will be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(temporary_cstring_as_ptr)]` on by default [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/main.rs:56:69 [INFO] [stdout] | [INFO] [stdout] 56 | let host: *const libc::c_char = CString::new(host).unwrap().as_ptr(); [INFO] [stdout] | --------------------------- ^^^^^^ this pointer will be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/main.rs:64:71 [INFO] [stdout] | [INFO] [stdout] 64 | let topic: *const libc::c_char = CString::new(topic).unwrap().as_ptr(); [INFO] [stdout] | ---------------------------- ^^^^^^ this pointer will be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `begw` due to 2 previous errors; 6 warnings emitted [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/begw-d85738a7aaa1fbc8.begw.8c49147a-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/begw-d85738a7aaa1fbc8.begw.8c49147a-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/begw-d85738a7aaa1fbc8.begw.8c49147a-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/begw-d85738a7aaa1fbc8.begw.8c49147a-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/begw-d85738a7aaa1fbc8.begw.8c49147a-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/begw-d85738a7aaa1fbc8.begw.8c49147a-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/begw-d85738a7aaa1fbc8.begw.8c49147a-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/begw-d85738a7aaa1fbc8.begw.8c49147a-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/begw-d85738a7aaa1fbc8.begw.8c49147a-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/begw-d85738a7aaa1fbc8.begw.8c49147a-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/begw-d85738a7aaa1fbc8.begw.8c49147a-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/begw-d85738a7aaa1fbc8.begw.8c49147a-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/begw-d85738a7aaa1fbc8.begw.8c49147a-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/begw-d85738a7aaa1fbc8.begw.8c49147a-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/begw-d85738a7aaa1fbc8.begw.8c49147a-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/begw-d85738a7aaa1fbc8.begw.8c49147a-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/begw-d85738a7aaa1fbc8.58vq37wt0rmlyrwz.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lmosquitto" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/liblibc-d8527f3b9419417c.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9c44f1fe63de3edb.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-5dfdbb680ac299a1.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-353beaf877db2fdf.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-cd4abd33332d2d3f.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-3b908b5b50ddd80c.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-9cafd3521b5532d3.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-7b0935832903a9ac.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-8a349b13d67c76e3.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-9d41e7cb09eafd8e.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-095194fedb4c0ec4.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-968cf83f088269ec.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-e63bbb95a6beff5c.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-9f216e67c2916fa5.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-4688b763605c6a0e.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a9b2dc3244289321.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-52d5241975807511.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9924c22ae1efcf66.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-003d83a588984e1f.rlib" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/begw-d85738a7aaa1fbc8" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-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; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "de91176942e99c68c15d6befc60a0963af48ae2b4820a6d285cd631852fc8f91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de91176942e99c68c15d6befc60a0963af48ae2b4820a6d285cd631852fc8f91", kill_on_drop: false }` [INFO] [stdout] de91176942e99c68c15d6befc60a0963af48ae2b4820a6d285cd631852fc8f91