[INFO] cloning repository https://github.com/peterdelevoryas/cu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/peterdelevoryas/cu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterdelevoryas%2Fcu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterdelevoryas%2Fcu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88b2cd5886143d88f0137d03c7b3b4b60dac2f97
[INFO] testing peterdelevoryas/cu against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterdelevoryas%2Fcu" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/peterdelevoryas/cu on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/peterdelevoryas/cu
[INFO] finished tweaking git repo https://github.com/peterdelevoryas/cu
[INFO] tweaked toml for git repo https://github.com/peterdelevoryas/cu written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/peterdelevoryas/cu 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-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded filecheck v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bad79085574b14ef73cf9b475930403bb51c42f0f45f8631e2e39867e0b69497
[INFO] running `Command { std: "docker" "start" "-a" "bad79085574b14ef73cf9b475930403bb51c42f0f45f8631e2e39867e0b69497", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bad79085574b14ef73cf9b475930403bb51c42f0f45f8631e2e39867e0b69497", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bad79085574b14ef73cf9b475930403bb51c42f0f45f8631e2e39867e0b69497", kill_on_drop: false }`
[INFO] [stdout] bad79085574b14ef73cf9b475930403bb51c42f0f45f8631e2e39867e0b69497
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20aff795de1674c0fa3c6052eed7fe1a1a95c2846949d7c1a40cab77aa13b392
[INFO] running `Command { std: "docker" "start" "-a" "20aff795de1674c0fa3c6052eed7fe1a1a95c2846949d7c1a40cab77aa13b392", kill_on_drop: false }`
[INFO] [stderr]    Compiling llvm-sys v0.1.0 (https://github.com/peterdelevoryas/llvm-sys#154f03d6)
[INFO] [stderr]    Compiling mylang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `elems`
[INFO] [stdout]    --> src/ir.rs:172:36
[INFO] [stdout]     |
[INFO] [stdout] 172 |             syntax::Pattern::Tuple(elems) => unimplemented!(),
[INFO] [stdout]     |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_elems`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `elems`
[INFO] [stdout]    --> src/ir.rs:173:53
[INFO] [stdout]     |
[INFO] [stdout] 173 |             &syntax::Pattern::EnumVariant(name, ref elems) => {
[INFO] [stdout]     |                                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_elems`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print` is never used
[INFO] [stdout]     --> src/ir.rs:1157:8
[INFO] [stdout]      |
[INFO] [stdout] 1157 | pub fn print(module: &Module2) {
[INFO] [stdout]      |        ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut LLVMTarget` does not permit being left uninitialized
[INFO] [stdout]   --> src/llvm.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut target = MaybeUninit::uninit().assume_init();
[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/llvm.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut err = MaybeUninit::uninit().assume_init();
[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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "20aff795de1674c0fa3c6052eed7fe1a1a95c2846949d7c1a40cab77aa13b392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20aff795de1674c0fa3c6052eed7fe1a1a95c2846949d7c1a40cab77aa13b392", kill_on_drop: false }`
[INFO] [stdout] 20aff795de1674c0fa3c6052eed7fe1a1a95c2846949d7c1a40cab77aa13b392
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 387fa1c826a302d8609ca31516bff82a2caa82f957920d2d6eb1f2151ce2d648
[INFO] running `Command { std: "docker" "start" "-a" "387fa1c826a302d8609ca31516bff82a2caa82f957920d2d6eb1f2151ce2d648", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stdout] warning: unused variable: `elems`
[INFO] [stdout]    --> src/ir.rs:172:36
[INFO] [stdout]     |
[INFO] [stdout] 172 |             syntax::Pattern::Tuple(elems) => unimplemented!(),
[INFO] [stdout]     |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_elems`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `elems`
[INFO] [stdout]    --> src/ir.rs:173:53
[INFO] [stdout]     |
[INFO] [stdout] 173 |             &syntax::Pattern::EnumVariant(name, ref elems) => {
[INFO] [stdout]     |                                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_elems`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print` is never used
[INFO] [stdout]     --> src/ir.rs:1157:8
[INFO] [stdout]      |
[INFO] [stdout] 1157 | pub fn print(module: &Module2) {
[INFO] [stdout]      |        ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut LLVMTarget` does not permit being left uninitialized
[INFO] [stdout]   --> src/llvm.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut target = MaybeUninit::uninit().assume_init();
[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/llvm.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut err = MaybeUninit::uninit().assume_init();
[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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling filecheck v0.4.0
[INFO] [stderr]    Compiling mylang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `elems`
[INFO] [stdout]    --> src/ir.rs:172:36
[INFO] [stdout]     |
[INFO] [stdout] 172 |             syntax::Pattern::Tuple(elems) => unimplemented!(),
[INFO] [stdout]     |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_elems`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `elems`
[INFO] [stdout]    --> src/ir.rs:173:53
[INFO] [stdout]     |
[INFO] [stdout] 173 |             &syntax::Pattern::EnumVariant(name, ref elems) => {
[INFO] [stdout]     |                                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_elems`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print` is never used
[INFO] [stdout]     --> src/ir.rs:1157:8
[INFO] [stdout]      |
[INFO] [stdout] 1157 | pub fn print(module: &Module2) {
[INFO] [stdout]      |        ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut LLVMTarget` does not permit being left uninitialized
[INFO] [stdout]   --> src/llvm.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut target = MaybeUninit::uninit().assume_init();
[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/llvm.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut err = MaybeUninit::uninit().assume_init();
[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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.99s
[INFO] running `Command { std: "docker" "inspect" "387fa1c826a302d8609ca31516bff82a2caa82f957920d2d6eb1f2151ce2d648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "387fa1c826a302d8609ca31516bff82a2caa82f957920d2d6eb1f2151ce2d648", kill_on_drop: false }`
[INFO] [stdout] 387fa1c826a302d8609ca31516bff82a2caa82f957920d2d6eb1f2151ce2d648
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ad8cd51f451f10afce578a4cbd7411740fea2d4df023f2c750aac6ff266c83e7
[INFO] running `Command { std: "docker" "start" "-a" "ad8cd51f451f10afce578a4cbd7411740fea2d4df023f2c750aac6ff266c83e7", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `elems`
[INFO] [stderr]    --> src/ir.rs:172:36
[INFO] [stderr]     |
[INFO] [stderr] 172 |             syntax::Pattern::Tuple(elems) => unimplemented!(),
[INFO] [stderr]     |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_elems`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `elems`
[INFO] [stderr]    --> src/ir.rs:173:53
[INFO] [stderr]     |
[INFO] [stderr] 173 |             &syntax::Pattern::EnumVariant(name, ref elems) => {
[INFO] [stderr]     |                                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_elems`
[INFO] [stderr] 
[INFO] [stderr] warning: function `print` is never used
[INFO] [stderr]     --> src/ir.rs:1157:8
[INFO] [stderr]      |
[INFO] [stderr] 1157 | pub fn print(module: &Module2) {
[INFO] [stderr]      |        ^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the type `*mut LLVMTarget` does not permit being left uninitialized
[INFO] [stderr]   --> src/llvm.rs:22:22
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let mut target = MaybeUninit::uninit().assume_init();
[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/llvm.rs:23:19
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let mut err = MaybeUninit::uninit().assume_init();
[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: `mylang` (bin "mylangc") generated 5 warnings (run `cargo fix --bin "mylangc"` to apply 2 suggestions)
[INFO] [stderr] warning: `mylang` (bin "mylangc" test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mylangc-d2a59a975a882317)
[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] [stderr]      Running tests/filetests.rs (/opt/rustwide/target/debug/deps/filetests-9fafab6a08c71331)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test filetests ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- filetests stdout ----
[INFO] [stdout] test /opt/rustwide/workdir/filetests/while_loop.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/while_loop.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/for_loop.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/for_loop.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/dot_product.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/dot_product.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/function_pointer.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/function_pointer.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/array_literal.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/array_literal.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/int_types.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/int_types.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/pointers.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/pointers.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/auto_deref2.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/auto_deref2.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/tuples.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/tuples.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/hello_world.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/hello_world.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/auto_deref.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/auto_deref.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/matmul.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/matmul.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/pointer_index.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/pointer_index.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/char_literal.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/char_literal.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/type_alias.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/type_alias.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/enum_destructuring.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/enum_destructuring.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/malloc_struct_array.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/malloc_struct_array.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/pointer_arithmetic.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/pointer_arithmetic.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/float_types.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/float_types.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/arrays.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/arrays.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/comparisons.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/comparisons.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/struct_type.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/struct_type.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/tuple_destructuring.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/tuple_destructuring.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/pattern_matching.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/pattern_matching.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/const_int.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/const_int.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/if_stmt.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/if_stmt.mylang": No such file or directory (os error 2)
[INFO] [stdout] test /opt/rustwide/workdir/filetests/bool_type.mylang failed: "/opt/rustwide/workdir/target/debug/mylangc" "/opt/rustwide/workdir/filetests/bool_type.mylang": No such file or directory (os error 2)
[INFO] [stdout] thread 'filetests' panicked at 'failed tests: ["/opt/rustwide/workdir/filetests/while_loop.mylang", "/opt/rustwide/workdir/filetests/for_loop.mylang", "/opt/rustwide/workdir/filetests/dot_product.mylang", "/opt/rustwide/workdir/filetests/function_pointer.mylang", "/opt/rustwide/workdir/filetests/array_literal.mylang", "/opt/rustwide/workdir/filetests/int_types.mylang", "/opt/rustwide/workdir/filetests/pointers.mylang", "/opt/rustwide/workdir/filetests/auto_deref2.mylang", "/opt/rustwide/workdir/filetests/tuples.mylang", "/opt/rustwide/workdir/filetests/hello_world.mylang", "/opt/rustwide/workdir/filetests/auto_deref.mylang", "/opt/rustwide/workdir/filetests/matmul.mylang", "/opt/rustwide/workdir/filetests/pointer_index.mylang", "/opt/rustwide/workdir/filetests/char_literal.mylang", "/opt/rustwide/workdir/filetests/type_alias.mylang", "/opt/rustwide/workdir/filetests/enum_destructuring.mylang", "/opt/rustwide/workdir/filetests/malloc_struct_array.mylang", "/opt/rustwide/workdir/filetests/pointer_arithmetic.mylang", "/opt/rustwide/workdir/filetests/float_types.mylang", "/opt/rustwide/workdir/filetests/arrays.mylang", "/opt/rustwide/workdir/filetests/comparisons.mylang", "/opt/rustwide/workdir/filetests/struct_type.mylang", "/opt/rustwide/workdir/filetests/tuple_destructuring.mylang", "/opt/rustwide/workdir/filetests/pattern_matching.mylang", "/opt/rustwide/workdir/filetests/const_int.mylang", "/opt/rustwide/workdir/filetests/if_stmt.mylang", "/opt/rustwide/workdir/filetests/bool_type.mylang"]', tests/filetests.rs:28:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5632ac03002a - std::backtrace_rs::backtrace::libunwind::trace::h2f05d0192276a8f6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x5632ac03002a - std::backtrace_rs::backtrace::trace_unsynchronized::hedc23dff7a1af150
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5632ac03002a - std::sys_common::backtrace::_print_fmt::h17541ef7592f3ce2
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stdout]    3:     0x5632ac03002a - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h20f75df5ab0c0792
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x5632ac054eaf - core::fmt::write::h78109e6f466b3af6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/fmt/mod.rs:1254:17
[INFO] [stdout]    5:     0x5632ac02d1f5 - std::io::Write::write_fmt::hd24bfb68a1b35a25
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/io/mod.rs:1698:15
[INFO] [stdout]    6:     0x5632ac02fdf5 - std::sys_common::backtrace::_print::h8dac57a9f8fbf9a5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    7:     0x5632ac02fdf5 - std::sys_common::backtrace::print::hf9ecbf41d1aa712f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    8:     0x5632ac031b2e - std::panicking::default_hook::{{closure}}::h04c07acfc84ca028
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:269:22
[INFO] [stdout]    9:     0x5632ac031861 - std::panicking::default_hook::h01f6bb23e1eceb2c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:285:9
[INFO] [stdout]   10:     0x5632abe600cb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h87fe9f7b2fd49e4c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   11:     0x5632abe600cb - test::test_main::{{closure}}::he94d679243a7531b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x5632ac032214 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3f2d6d8b14c4769f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   13:     0x5632ac032214 - std::panicking::rust_panic_with_hook::h2bb3722bbaf2f6df
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:695:13
[INFO] [stdout]   14:     0x5632ac031f89 - std::panicking::begin_panic_handler::{{closure}}::h91bc7f36a4be011b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:582:13
[INFO] [stdout]   15:     0x5632ac030496 - std::sys_common::backtrace::__rust_end_short_backtrace::h8b3d3717114f9e59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stdout]   16:     0x5632ac031ce2 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:578:5
[INFO] [stdout]   17:     0x5632abe22193 - core::panicking::panic_fmt::hfd368e3fbdabea26
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:67:14
[INFO] [stdout]   18:     0x5632abe2a755 - filetests::filetests::hf6b057331c9a86c0
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/filetests.rs:28:9
[INFO] [stdout]   19:     0x5632abe2a0a7 - filetests::filetests::{{closure}}::hafdb9e5d2b332979
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/filetests.rs:12:16
[INFO] [stdout]   20:     0x5632abe246b5 - core::ops::function::FnOnce::call_once::he3727a7599bcb683
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   21:     0x5632abe64f9f - core::ops::function::FnOnce::call_once::ha6a70e79f7481a7e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x5632abe64f9f - test::__rust_begin_short_backtrace::hce33033019b61e69
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:655:18
[INFO] [stdout]   23:     0x5632abe3278c - test::run_test::{{closure}}::h858d3528838ae3e5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:646:30
[INFO] [stdout]   24:     0x5632abe3278c - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8ac2b00f01ae79e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5632abe64076 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h8093d25b522725ef
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   26:     0x5632abe64076 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5c334c204e4a3913
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   27:     0x5632abe64076 - std::panicking::try::do_call::ha8b740c7b9478074
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   28:     0x5632abe64076 - std::panicking::try::h5d34f63d0e41b64e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   29:     0x5632abe64076 - std::panic::catch_unwind::hcfbb511e1aa7fc67
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   30:     0x5632abe64076 - test::run_test_in_process::h9abda90f802eaf21
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:678:27
[INFO] [stdout]   31:     0x5632abe64076 - test::run_test::run_test_inner::{{closure}}::h0f058de91f6c6edf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:572:39
[INFO] [stdout]   32:     0x5632abe2cf95 - test::run_test::run_test_inner::{{closure}}::h5ca48a4c59c6c1fb
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:599:37
[INFO] [stdout]   33:     0x5632abe2cf95 - std::sys_common::backtrace::__rust_begin_short_backtrace::h32bd51e1495d4a33
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:134:18
[INFO] [stdout]   34:     0x5632abe324d1 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc086fae9b128b2db
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:526:17
[INFO] [stdout]   35:     0x5632abe324d1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb66571888d270d43
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   36:     0x5632abe324d1 - std::panicking::try::do_call::h4fa2ef4f6e51fecf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   37:     0x5632abe324d1 - std::panicking::try::h1e9e22b8584489b5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   38:     0x5632abe324d1 - std::panic::catch_unwind::h44698a3de0e0769e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   39:     0x5632abe324d1 - std::thread::Builder::spawn_unchecked_::{{closure}}::h50153abde3fe239e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:525:30
[INFO] [stdout]   40:     0x5632abe324d1 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hbe5bbf6f38394364
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x5632ac0372c5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h0d83cb2920a49046
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   42:     0x5632ac0372c5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hbe0a008aa7d9ef59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   43:     0x5632ac0372c5 - std::sys::unix::thread::Thread::new::thread_start::h3a466996bdf6b1f9
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   44:     0x7fbb5e567b43 - <unknown>
[INFO] [stdout]   45:     0x7fbb5e5f8bb4 - __clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     filetests
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test filetests`
[INFO] running `Command { std: "docker" "inspect" "ad8cd51f451f10afce578a4cbd7411740fea2d4df023f2c750aac6ff266c83e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad8cd51f451f10afce578a4cbd7411740fea2d4df023f2c750aac6ff266c83e7", kill_on_drop: false }`
[INFO] [stdout] ad8cd51f451f10afce578a4cbd7411740fea2d4df023f2c750aac6ff266c83e7
