[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 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarksecond%2Frust-jit" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Darksecond/rust-jit on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-4/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" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c27c6b9352c41732e7a905b080ad251212b64437d3c972a33454b3dfbc84889
[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" "1c27c6b9352c41732e7a905b080ad251212b64437d3c972a33454b3dfbc84889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c27c6b9352c41732e7a905b080ad251212b64437d3c972a33454b3dfbc84889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c27c6b9352c41732e7a905b080ad251212b64437d3c972a33454b3dfbc84889", kill_on_drop: false }`
[INFO] [stdout] 1c27c6b9352c41732e7a905b080ad251212b64437d3c972a33454b3dfbc84889
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e683d91a2bdda7e04c111b1c37786f27731e749fb6f5cdf0add187f798acbc4
[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" "8e683d91a2bdda7e04c111b1c37786f27731e749fb6f5cdf0add187f798acbc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.20
[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 1.50s
[INFO] running `Command { std: "docker" "inspect" "8e683d91a2bdda7e04c111b1c37786f27731e749fb6f5cdf0add187f798acbc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e683d91a2bdda7e04c111b1c37786f27731e749fb6f5cdf0add187f798acbc4", kill_on_drop: false }`
[INFO] [stdout] 8e683d91a2bdda7e04c111b1c37786f27731e749fb6f5cdf0add187f798acbc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c9927c325dc809a293516c8a3a92e30e680872ac995e3e082f66c7501cc48069
[INFO] running `Command { std: "docker" "start" "-a" "c9927c325dc809a293516c8a3a92e30e680872ac995e3e082f66c7501cc48069", 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 0.80s
[INFO] running `Command { std: "docker" "inspect" "c9927c325dc809a293516c8a3a92e30e680872ac995e3e082f66c7501cc48069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9927c325dc809a293516c8a3a92e30e680872ac995e3e082f66c7501cc48069", kill_on_drop: false }`
[INFO] [stdout] c9927c325dc809a293516c8a3a92e30e680872ac995e3e082f66c7501cc48069
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c7eae51c4fe89a88015dc3ba2b3a8c160e487f37f336f072db8b45e83f21b5b7
[INFO] running `Command { std: "docker" "start" "-a" "c7eae51c4fe89a88015dc3ba2b3a8c160e487f37f336f072db8b45e83f21b5b7", 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 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/jit-106f4fe40dee8b19
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c7eae51c4fe89a88015dc3ba2b3a8c160e487f37f336f072db8b45e83f21b5b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7eae51c4fe89a88015dc3ba2b3a8c160e487f37f336f072db8b45e83f21b5b7", kill_on_drop: false }`
[INFO] [stdout] c7eae51c4fe89a88015dc3ba2b3a8c160e487f37f336f072db8b45e83f21b5b7
