[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] checking tari/merthc against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftari%2Fmerthc" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tari/merthc on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/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: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e14efc7513b6e0b5af91d0b52a1649f300aad95930211c126bf98972f73c2438
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e14efc7513b6e0b5af91d0b52a1649f300aad95930211c126bf98972f73c2438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e14efc7513b6e0b5af91d0b52a1649f300aad95930211c126bf98972f73c2438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e14efc7513b6e0b5af91d0b52a1649f300aad95930211c126bf98972f73c2438", kill_on_drop: false }`
[INFO] [stdout] e14efc7513b6e0b5af91d0b52a1649f300aad95930211c126bf98972f73c2438
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c12bff7d61163d6bd3ada6f56c4ab9c2de0671bb2f52f99de889c703e019e73
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4c12bff7d61163d6bd3ada6f56c4ab9c2de0671bb2f52f99de889c703e019e73", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.22
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.4.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking log v0.3.7
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]     Checking phf v0.7.21
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling tempfile v2.1.5
[INFO] [stderr]    Compiling merthc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking env_logger v0.4.2
[INFO] [stderr]     Checking docopt v0.7.0
[INFO] [stderr]    Compiling llvm-sys v40.0.1
[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]     |                         ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[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]     = note: `#[warn(deprecated)]` on by default
[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: 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]     |                         ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[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]     = note: `#[warn(deprecated)]` on by default
[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:371:41
[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:372:36
[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:499:26
[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:509:45
[INFO] [stdout]     |
[INFO] [stdout] 509 |         let mut mbuf: LLVMMemoryBufferRef = 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:371:41
[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:372:36
[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:499:26
[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:509:45
[INFO] [stdout]     |
[INFO] [stdout] 509 |         let mut mbuf: LLVMMemoryBufferRef = mem::uninitialized();
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.98s
[INFO] running `Command { std: "docker" "inspect" "4c12bff7d61163d6bd3ada6f56c4ab9c2de0671bb2f52f99de889c703e019e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c12bff7d61163d6bd3ada6f56c4ab9c2de0671bb2f52f99de889c703e019e73", kill_on_drop: false }`
[INFO] [stdout] 4c12bff7d61163d6bd3ada6f56c4ab9c2de0671bb2f52f99de889c703e019e73