[INFO] cloning repository https://github.com/tari/merthc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tari/merthc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftari%2Fmerthc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftari%2Fmerthc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7535a21a1aa1761c0cc559a4b91cbc8598776d0e
[INFO] testing tari/merthc against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftari%2Fmerthc" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tari/merthc on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tari/merthc
[INFO] finished tweaking git repo https://github.com/tari/merthc
[INFO] tweaked toml for git repo https://github.com/tari/merthc written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tari/merthc 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.4.2
[INFO] [stderr]   Downloaded llvm-sys v40.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 515872b281316ae3fff86b246bf9934a7f6f4731b40fd3f5aec3565f3502c82c
[INFO] running `Command { std: "docker" "start" "-a" "515872b281316ae3fff86b246bf9934a7f6f4731b40fd3f5aec3565f3502c82c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "515872b281316ae3fff86b246bf9934a7f6f4731b40fd3f5aec3565f3502c82c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "515872b281316ae3fff86b246bf9934a7f6f4731b40fd3f5aec3565f3502c82c", kill_on_drop: false }`
[INFO] [stdout] 515872b281316ae3fff86b246bf9934a7f6f4731b40fd3f5aec3565f3502c82c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a2847a51b2fa24efc7ce49ef405ab10e27b3d5c0b6bda809331e4ca94a6e2e0
[INFO] running `Command { std: "docker" "start" "-a" "1a2847a51b2fa24efc7ce49ef405ab10e27b3d5c0b6bda809331e4ca94a6e2e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.22
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling gcc v0.3.45
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling tempfile v2.1.5
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling phf v0.7.21
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling merthc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling env_logger v0.4.2
[INFO] [stderr]    Compiling docopt v0.7.0
[INFO] [stderr]    Compiling llvm-sys v40.0.1
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/main.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 | #[derive(Debug, RustcDecodable)]
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/main.rs:64:32
[INFO] [stdout]    |
[INFO] [stdout] 64 | #[derive(PartialEq, Eq, Debug, RustcDecodable)]
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:556:25
[INFO] [stdout]     |
[INFO] [stdout] 556 |         let mut llmod = try!(module_from_blob(ctxt, irmod));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:570:25
[INFO] [stdout]     |
[INFO] [stdout] 570 |     let mut target_rt = try!(module_from_blob(ctxt, target_rt_source));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/main.rs:371:46
[INFO] [stdout]     |
[INFO] [stdout] 371 |         let mut module: LLVMModuleRef = mem::uninitialized();
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/main.rs:372:41
[INFO] [stdout]     |
[INFO] [stdout] 372 |         let mut err_msg: *mut i8 = mem::uninitialized();
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/main.rs:499:31
[INFO] [stdout]     |
[INFO] [stdout] 499 |         let mut target = mem::uninitialized();
[INFO] [stdout]     |                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/main.rs:509:50
[INFO] [stdout]     |
[INFO] [stdout] 509 |         let mut mbuf: LLVMMemoryBufferRef = mem::uninitialized();
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:123:25
[INFO] [stdout]     |
[INFO] [stdout] 123 |     let mut infile: Box<Read> = match inpath {
[INFO] [stdout]     |                         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 123 |     let mut infile: Box<dyn Read> = match inpath {
[INFO] [stdout]     |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut LLVMModule` does not permit being left uninitialized
[INFO] [stdout]    --> src/main.rs:371:41
[INFO] [stdout]     |
[INFO] [stdout] 371 |         let mut module: LLVMModuleRef = mem::uninitialized();
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                         |
[INFO] [stdout]     |                                         this code causes undefined behavior when executed
[INFO] [stdout]     |                                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut i8` does not permit being left uninitialized
[INFO] [stdout]    --> src/main.rs:372:36
[INFO] [stdout]     |
[INFO] [stdout] 372 |         let mut err_msg: *mut i8 = mem::uninitialized();
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    this code causes undefined behavior when executed
[INFO] [stdout]     |                                    help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut LLVMTarget` does not permit being left uninitialized
[INFO] [stdout]    --> src/main.rs:499:26
[INFO] [stdout]     |
[INFO] [stdout] 499 |         let mut target = mem::uninitialized();
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          this code causes undefined behavior when executed
[INFO] [stdout]     |                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut LLVMMemoryBuffer` does not permit being left uninitialized
[INFO] [stdout]    --> src/main.rs:509:45
[INFO] [stdout]     |
[INFO] [stdout] 509 |         let mut mbuf: LLVMMemoryBufferRef = mem::uninitialized();
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                             |
[INFO] [stdout]     |                                             this code causes undefined behavior when executed
[INFO] [stdout]     |                                             help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.99s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "1a2847a51b2fa24efc7ce49ef405ab10e27b3d5c0b6bda809331e4ca94a6e2e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a2847a51b2fa24efc7ce49ef405ab10e27b3d5c0b6bda809331e4ca94a6e2e0", kill_on_drop: false }`
[INFO] [stdout] 1a2847a51b2fa24efc7ce49ef405ab10e27b3d5c0b6bda809331e4ca94a6e2e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d41a4b9603e9fb8dc5e988440168def6016a93c5e0b562376f951726f4adb64
[INFO] running `Command { std: "docker" "start" "-a" "3d41a4b9603e9fb8dc5e988440168def6016a93c5e0b562376f951726f4adb64", kill_on_drop: false }`
[INFO] [stderr]    Compiling merthc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/main.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 | #[derive(Debug, RustcDecodable)]
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/main.rs:64:32
[INFO] [stdout]    |
[INFO] [stdout] 64 | #[derive(PartialEq, Eq, Debug, RustcDecodable)]
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:556:25
[INFO] [stdout]     |
[INFO] [stdout] 556 |         let mut llmod = try!(module_from_blob(ctxt, irmod));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:570:25
[INFO] [stdout]     |
[INFO] [stdout] 570 |     let mut target_rt = try!(module_from_blob(ctxt, target_rt_source));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/main.rs:371:46
[INFO] [stdout]     |
[INFO] [stdout] 371 |         let mut module: LLVMModuleRef = mem::uninitialized();
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/main.rs:372:41
[INFO] [stdout]     |
[INFO] [stdout] 372 |         let mut err_msg: *mut i8 = mem::uninitialized();
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/main.rs:499:31
[INFO] [stdout]     |
[INFO] [stdout] 499 |         let mut target = mem::uninitialized();
[INFO] [stdout]     |                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/main.rs:509:50
[INFO] [stdout]     |
[INFO] [stdout] 509 |         let mut mbuf: LLVMMemoryBufferRef = mem::uninitialized();
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:123:25
[INFO] [stdout]     |
[INFO] [stdout] 123 |     let mut infile: Box<Read> = match inpath {
[INFO] [stdout]     |                         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 123 |     let mut infile: Box<dyn Read> = match inpath {
[INFO] [stdout]     |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut LLVMModule` does not permit being left uninitialized
[INFO] [stdout]    --> src/main.rs:371:41
[INFO] [stdout]     |
[INFO] [stdout] 371 |         let mut module: LLVMModuleRef = mem::uninitialized();
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                         |
[INFO] [stdout]     |                                         this code causes undefined behavior when executed
[INFO] [stdout]     |                                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut i8` does not permit being left uninitialized
[INFO] [stdout]    --> src/main.rs:372:36
[INFO] [stdout]     |
[INFO] [stdout] 372 |         let mut err_msg: *mut i8 = mem::uninitialized();
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    this code causes undefined behavior when executed
[INFO] [stdout]     |                                    help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut LLVMTarget` does not permit being left uninitialized
[INFO] [stdout]    --> src/main.rs:499:26
[INFO] [stdout]     |
[INFO] [stdout] 499 |         let mut target = mem::uninitialized();
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          this code causes undefined behavior when executed
[INFO] [stdout]     |                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut LLVMMemoryBuffer` does not permit being left uninitialized
[INFO] [stdout]    --> src/main.rs:509:45
[INFO] [stdout]     |
[INFO] [stdout] 509 |         let mut mbuf: LLVMMemoryBufferRef = mem::uninitialized();
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                             |
[INFO] [stdout]     |                                             this code causes undefined behavior when executed
[INFO] [stdout]     |                                             help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "3d41a4b9603e9fb8dc5e988440168def6016a93c5e0b562376f951726f4adb64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d41a4b9603e9fb8dc5e988440168def6016a93c5e0b562376f951726f4adb64", kill_on_drop: false }`
[INFO] [stdout] 3d41a4b9603e9fb8dc5e988440168def6016a93c5e0b562376f951726f4adb64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9f56dc42d67ae132cd983fb34201b8d5ffac3bec7f34ec1bcacf70c65f759afa
[INFO] running `Command { std: "docker" "start" "-a" "9f56dc42d67ae132cd983fb34201b8d5ffac3bec7f34ec1bcacf70c65f759afa", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]   --> src/main.rs:55:17
[INFO] [stderr]    |
[INFO] [stderr] 55 | #[derive(Debug, RustcDecodable)]
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]   --> src/main.rs:64:32
[INFO] [stderr]    |
[INFO] [stderr] 64 | #[derive(PartialEq, Eq, Debug, RustcDecodable)]
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:556:25
[INFO] [stderr]     |
[INFO] [stderr] 556 |         let mut llmod = try!(module_from_blob(ctxt, irmod));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:570:25
[INFO] [stderr]     |
[INFO] [stderr] 570 |     let mut target_rt = try!(module_from_blob(ctxt, target_rt_source));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/main.rs:371:46
[INFO] [stderr]     |
[INFO] [stderr] 371 |         let mut module: LLVMModuleRef = mem::uninitialized();
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/main.rs:372:41
[INFO] [stderr]     |
[INFO] [stderr] 372 |         let mut err_msg: *mut i8 = mem::uninitialized();
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/main.rs:499:31
[INFO] [stderr]     |
[INFO] [stderr] 499 |         let mut target = mem::uninitialized();
[INFO] [stderr]     |                               ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/main.rs:509:50
[INFO] [stderr]     |
[INFO] [stderr] 509 |         let mut mbuf: LLVMMemoryBufferRef = mem::uninitialized();
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:123:25
[INFO] [stderr]     |
[INFO] [stderr] 123 |     let mut infile: Box<Read> = match inpath {
[INFO] [stderr]     |                         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 123 |     let mut infile: Box<dyn Read> = match inpath {
[INFO] [stderr]     |                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: the type `*mut LLVMModule` does not permit being left uninitialized
[INFO] [stderr]    --> src/main.rs:371:41
[INFO] [stderr]     |
[INFO] [stderr] 371 |         let mut module: LLVMModuleRef = mem::uninitialized();
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                         |
[INFO] [stderr]     |                                         this code causes undefined behavior when executed
[INFO] [stderr]     |                                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: raw pointers must be initialized
[INFO] [stderr]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the type `*mut i8` does not permit being left uninitialized
[INFO] [stderr]    --> src/main.rs:372:36
[INFO] [stderr]     |
[INFO] [stderr] 372 |         let mut err_msg: *mut i8 = mem::uninitialized();
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                    |
[INFO] [stderr]     |                                    this code causes undefined behavior when executed
[INFO] [stderr]     |                                    help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: raw pointers must be initialized
[INFO] [stderr] 
[INFO] [stderr] warning: the type `*mut LLVMTarget` does not permit being left uninitialized
[INFO] [stderr]    --> src/main.rs:499:26
[INFO] [stderr]     |
[INFO] [stderr] 499 |         let mut target = mem::uninitialized();
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          this code causes undefined behavior when executed
[INFO] [stderr]     |                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: raw pointers must be initialized
[INFO] [stderr] 
[INFO] [stderr] warning: the type `*mut LLVMMemoryBuffer` does not permit being left uninitialized
[INFO] [stderr]    --> src/main.rs:509:45
[INFO] [stderr]     |
[INFO] [stderr] 509 |         let mut mbuf: LLVMMemoryBufferRef = mem::uninitialized();
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                             |
[INFO] [stderr]     |                                             this code causes undefined behavior when executed
[INFO] [stderr]     |                                             help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: raw pointers must be initialized
[INFO] [stderr] 
[INFO] [stderr] warning: `merthc` (bin "merthc" test) generated 13 warnings (run `cargo fix --bin "merthc" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/merthc-14bdeefb699704d9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9f56dc42d67ae132cd983fb34201b8d5ffac3bec7f34ec1bcacf70c65f759afa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f56dc42d67ae132cd983fb34201b8d5ffac3bec7f34ec1bcacf70c65f759afa", kill_on_drop: false }`
[INFO] [stdout] 9f56dc42d67ae132cd983fb34201b8d5ffac3bec7f34ec1bcacf70c65f759afa
[INFO] testing tari/merthc against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftari%2Fmerthc" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tari/merthc on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tari/merthc
[INFO] finished tweaking git repo https://github.com/tari/merthc
[INFO] tweaked toml for git repo https://github.com/tari/merthc written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tari/merthc 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b112e3a8967b4847a34ba66680852390bf1c499e26a0c06bd9f555e70d89f67
[INFO] running `Command { std: "docker" "start" "-a" "6b112e3a8967b4847a34ba66680852390bf1c499e26a0c06bd9f555e70d89f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b112e3a8967b4847a34ba66680852390bf1c499e26a0c06bd9f555e70d89f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b112e3a8967b4847a34ba66680852390bf1c499e26a0c06bd9f555e70d89f67", kill_on_drop: false }`
[INFO] [stdout] 6b112e3a8967b4847a34ba66680852390bf1c499e26a0c06bd9f555e70d89f67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c134f83896c233c46731cb8cc1ecfd0eed216d78fb59ac7faa906a0e4b12aa0d
[INFO] running `Command { std: "docker" "start" "-a" "c134f83896c233c46731cb8cc1ecfd0eed216d78fb59ac7faa906a0e4b12aa0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.22
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling gcc v0.3.45
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling tempfile v2.1.5
[INFO] [stderr]    Compiling phf v0.7.21
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/borrow.rs:180:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling merthc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c134f83896c233c46731cb8cc1ecfd0eed216d78fb59ac7faa906a0e4b12aa0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c134f83896c233c46731cb8cc1ecfd0eed216d78fb59ac7faa906a0e4b12aa0d", kill_on_drop: false }`
[INFO] [stdout] c134f83896c233c46731cb8cc1ecfd0eed216d78fb59ac7faa906a0e4b12aa0d
