[INFO] cloning repository https://github.com/Darksecond/rust-jit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Darksecond/rust-jit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarksecond%2Frust-jit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarksecond%2Frust-jit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 89af6356f9d41f0f7a271cf2cead756585537fd2
[INFO] testing Darksecond/rust-jit against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarksecond%2Frust-jit" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Darksecond/rust-jit on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Darksecond/rust-jit
[INFO] finished tweaking git repo https://github.com/Darksecond/rust-jit
[INFO] tweaked toml for git repo https://github.com/Darksecond/rust-jit written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Darksecond/rust-jit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4caff58f23b0d815b986df7e1d059850ce01fbb0b3490354a665a27d4b9ad4bc
[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" "4caff58f23b0d815b986df7e1d059850ce01fbb0b3490354a665a27d4b9ad4bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4caff58f23b0d815b986df7e1d059850ce01fbb0b3490354a665a27d4b9ad4bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4caff58f23b0d815b986df7e1d059850ce01fbb0b3490354a665a27d4b9ad4bc", kill_on_drop: false }`
[INFO] [stdout] 4caff58f23b0d815b986df7e1d059850ce01fbb0b3490354a665a27d4b9ad4bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc1fb2b4b34a12d25eed83c651aae36ad8fd0d7ed19dbe69b506411398b4e03b
[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" "dc1fb2b4b34a12d25eed83c651aae36ad8fd0d7ed19dbe69b506411398b4e03b", kill_on_drop: false }`
[INFO] [stderr]    Compiling jit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/jit/memory.rs:78:24
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn to_fn(&self) -> (extern "C" fn(*mut f64) -> i64) {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `mov_rax_u32`
[INFO] [stdout]   --> src/jit/backend.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn mov_rax_u32(&mut self, value: u32) -> isize {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `mov_rdi_u32`
[INFO] [stdout]   --> src/jit/backend.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn mov_rdi_u32(&mut self, value: u32) -> isize {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `mov_rdi_u64`
[INFO] [stdout]   --> src/jit/backend.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn mov_rdi_u64(&mut self, value: u64) -> isize {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inc_rax`
[INFO] [stdout]   --> src/jit/backend.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn inc_rax(&mut self) -> isize {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `movsd_xmm0_ptr_rdi`
[INFO] [stdout]    --> src/jit/backend.rs:190:12
[INFO] [stdout]     |
[INFO] [stdout] 190 |     pub fn movsd_xmm0_ptr_rdi(&mut self) -> isize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `movsd_xmm0_ptr_rdi_offset_u8`
[INFO] [stdout]    --> src/jit/backend.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 200 |     pub fn movsd_xmm0_ptr_rdi_offset_u8(&mut self, value: u8) -> isize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `movsd_xmm1_ptr_rdi_offset_u8`
[INFO] [stdout]    --> src/jit/backend.rs:211:12
[INFO] [stdout]     |
[INFO] [stdout] 211 |     pub fn movsd_xmm1_ptr_rdi_offset_u8(&mut self, value: u8) -> isize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `movsd_xmm1_ptr_rsp_offset_u8`
[INFO] [stdout]    --> src/jit/backend.rs:244:12
[INFO] [stdout]     |
[INFO] [stdout] 244 |     pub fn movsd_xmm1_ptr_rsp_offset_u8(&mut self, value: i8) -> isize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `movsd_xmm0_ptr_rsp_offset_u8`
[INFO] [stdout]    --> src/jit/backend.rs:256:12
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn movsd_xmm0_ptr_rsp_offset_u8(&mut self, value: i8) -> isize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `offset`
[INFO] [stdout]    --> src/jit/backend.rs:288:12
[INFO] [stdout]     |
[INFO] [stdout] 288 |     pub fn offset(&self) -> isize {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Param1`
[INFO] [stdout]  --> src/jit/opcodes.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Param1,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Nop`
[INFO] [stdout]   --> src/jit/opcodes.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Nop,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LoadConst`
[INFO] [stdout]   --> src/jit/opcodes.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     LoadConst(Register, f64),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SaveVar`
[INFO] [stdout]   --> src/jit/opcodes.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     SaveVar(Variable, Register),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PushVar`
[INFO] [stdout]   --> src/jit/opcodes.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     PushVar(Variable),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PopVar`
[INFO] [stdout]   --> src/jit/opcodes.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     PopVar(Variable),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PushReg`
[INFO] [stdout]   --> src/jit/opcodes.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     PushReg(Register),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PopReg`
[INFO] [stdout]   --> src/jit/opcodes.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     PopReg(Register),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "dc1fb2b4b34a12d25eed83c651aae36ad8fd0d7ed19dbe69b506411398b4e03b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc1fb2b4b34a12d25eed83c651aae36ad8fd0d7ed19dbe69b506411398b4e03b", kill_on_drop: false }`
[INFO] [stdout] dc1fb2b4b34a12d25eed83c651aae36ad8fd0d7ed19dbe69b506411398b4e03b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d0622c396645a7f8da19894198a69fdc61c8ca450d4cfb65d0d90c8180bcfbc
[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" "8d0622c396645a7f8da19894198a69fdc61c8ca450d4cfb65d0d90c8180bcfbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling jit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/jit/memory.rs:78:24
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn to_fn(&self) -> (extern "C" fn(*mut f64) -> i64) {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `mov_rax_u32`
[INFO] [stdout]   --> src/jit/backend.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn mov_rax_u32(&mut self, value: u32) -> isize {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `mov_rdi_u32`
[INFO] [stdout]   --> src/jit/backend.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn mov_rdi_u32(&mut self, value: u32) -> isize {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `mov_rdi_u64`
[INFO] [stdout]   --> src/jit/backend.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn mov_rdi_u64(&mut self, value: u64) -> isize {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inc_rax`
[INFO] [stdout]   --> src/jit/backend.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn inc_rax(&mut self) -> isize {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `movsd_xmm0_ptr_rdi`
[INFO] [stdout]    --> src/jit/backend.rs:190:12
[INFO] [stdout]     |
[INFO] [stdout] 190 |     pub fn movsd_xmm0_ptr_rdi(&mut self) -> isize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `movsd_xmm0_ptr_rdi_offset_u8`
[INFO] [stdout]    --> src/jit/backend.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 200 |     pub fn movsd_xmm0_ptr_rdi_offset_u8(&mut self, value: u8) -> isize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `movsd_xmm1_ptr_rdi_offset_u8`
[INFO] [stdout]    --> src/jit/backend.rs:211:12
[INFO] [stdout]     |
[INFO] [stdout] 211 |     pub fn movsd_xmm1_ptr_rdi_offset_u8(&mut self, value: u8) -> isize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `movsd_xmm1_ptr_rsp_offset_u8`
[INFO] [stdout]    --> src/jit/backend.rs:244:12
[INFO] [stdout]     |
[INFO] [stdout] 244 |     pub fn movsd_xmm1_ptr_rsp_offset_u8(&mut self, value: i8) -> isize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `movsd_xmm0_ptr_rsp_offset_u8`
[INFO] [stdout]    --> src/jit/backend.rs:256:12
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn movsd_xmm0_ptr_rsp_offset_u8(&mut self, value: i8) -> isize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `offset`
[INFO] [stdout]    --> src/jit/backend.rs:288:12
[INFO] [stdout]     |
[INFO] [stdout] 288 |     pub fn offset(&self) -> isize {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Param1`
[INFO] [stdout]  --> src/jit/opcodes.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Param1,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Nop`
[INFO] [stdout]   --> src/jit/opcodes.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Nop,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LoadConst`
[INFO] [stdout]   --> src/jit/opcodes.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     LoadConst(Register, f64),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SaveVar`
[INFO] [stdout]   --> src/jit/opcodes.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     SaveVar(Variable, Register),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PushVar`
[INFO] [stdout]   --> src/jit/opcodes.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     PushVar(Variable),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PopVar`
[INFO] [stdout]   --> src/jit/opcodes.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     PopVar(Variable),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PushReg`
[INFO] [stdout]   --> src/jit/opcodes.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     PushReg(Register),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PopReg`
[INFO] [stdout]   --> src/jit/opcodes.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     PopReg(Register),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "8d0622c396645a7f8da19894198a69fdc61c8ca450d4cfb65d0d90c8180bcfbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d0622c396645a7f8da19894198a69fdc61c8ca450d4cfb65d0d90c8180bcfbc", kill_on_drop: false }`
[INFO] [stdout] 8d0622c396645a7f8da19894198a69fdc61c8ca450d4cfb65d0d90c8180bcfbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 418c4e7ebdc51f67ef82bc03396934f298fb799ba7444044fc99e7d6fbfb26c6
[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" "418c4e7ebdc51f67ef82bc03396934f298fb799ba7444044fc99e7d6fbfb26c6", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/jit/memory.rs:78:24
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn to_fn(&self) -> (extern "C" fn(*mut f64) -> i64) {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `mov_rax_u32`
[INFO] [stderr]   --> src/jit/backend.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn mov_rax_u32(&mut self, value: u32) -> isize {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `mov_rdi_u32`
[INFO] [stderr]   --> src/jit/backend.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn mov_rdi_u32(&mut self, value: u32) -> isize {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `mov_rdi_u64`
[INFO] [stderr]   --> src/jit/backend.rs:47:12
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn mov_rdi_u64(&mut self, value: u64) -> isize {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `inc_rax`
[INFO] [stderr]   --> src/jit/backend.rs:64:12
[INFO] [stderr]    |
[INFO] [stderr] 64 |     pub fn inc_rax(&mut self) -> isize {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `movsd_xmm0_ptr_rdi`
[INFO] [stderr]    --> src/jit/backend.rs:190:12
[INFO] [stderr]     |
[INFO] [stderr] 190 |     pub fn movsd_xmm0_ptr_rdi(&mut self) -> isize {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `movsd_xmm0_ptr_rdi_offset_u8`
[INFO] [stderr]    --> src/jit/backend.rs:200:12
[INFO] [stderr]     |
[INFO] [stderr] 200 |     pub fn movsd_xmm0_ptr_rdi_offset_u8(&mut self, value: u8) -> isize {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `movsd_xmm1_ptr_rdi_offset_u8`
[INFO] [stderr]    --> src/jit/backend.rs:211:12
[INFO] [stderr]     |
[INFO] [stderr] 211 |     pub fn movsd_xmm1_ptr_rdi_offset_u8(&mut self, value: u8) -> isize {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `movsd_xmm1_ptr_rsp_offset_u8`
[INFO] [stderr]    --> src/jit/backend.rs:244:12
[INFO] [stderr]     |
[INFO] [stderr] 244 |     pub fn movsd_xmm1_ptr_rsp_offset_u8(&mut self, value: i8) -> isize {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `movsd_xmm0_ptr_rsp_offset_u8`
[INFO] [stderr]    --> src/jit/backend.rs:256:12
[INFO] [stderr]     |
[INFO] [stderr] 256 |     pub fn movsd_xmm0_ptr_rsp_offset_u8(&mut self, value: i8) -> isize {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `offset`
[INFO] [stderr]    --> src/jit/backend.rs:288:12
[INFO] [stderr]     |
[INFO] [stderr] 288 |     pub fn offset(&self) -> isize {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Param1`
[INFO] [stderr]  --> src/jit/opcodes.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Param1,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Nop`
[INFO] [stderr]   --> src/jit/opcodes.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     Nop,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LoadConst`
[INFO] [stderr]   --> src/jit/opcodes.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     LoadConst(Register, f64),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SaveVar`
[INFO] [stderr]   --> src/jit/opcodes.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     SaveVar(Variable, Register),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `PushVar`
[INFO] [stderr]   --> src/jit/opcodes.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     PushVar(Variable),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `PopVar`
[INFO] [stderr]   --> src/jit/opcodes.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     PopVar(Variable),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `PushReg`
[INFO] [stderr]   --> src/jit/opcodes.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     PushReg(Register),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `PopReg`
[INFO] [stderr]   --> src/jit/opcodes.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     PopReg(Register),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 19 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jit-5e444d06420863f3)
[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" "418c4e7ebdc51f67ef82bc03396934f298fb799ba7444044fc99e7d6fbfb26c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "418c4e7ebdc51f67ef82bc03396934f298fb799ba7444044fc99e7d6fbfb26c6", kill_on_drop: false }`
[INFO] [stdout] 418c4e7ebdc51f67ef82bc03396934f298fb799ba7444044fc99e7d6fbfb26c6