[INFO] updating cached repository https://github.com/ioncodes/mem_jit
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 59650db6204b983a40773adfa6406c91c9708dfa
[INFO] testing ioncodes/mem_jit against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fioncodes%2Fmem_jit" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ioncodes/mem_jit on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ioncodes/mem_jit
[INFO] finished tweaking git repo https://github.com/ioncodes/mem_jit
[INFO] tweaked toml for git repo https://github.com/ioncodes/mem_jit written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ioncodes/mem_jit already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a8d5f5956948f673ee932662a71159a2692006287cfa3a17f58a6b3409a5594c
[INFO] running `"docker" "start" "-a" "a8d5f5956948f673ee932662a71159a2692006287cfa3a17f58a6b3409a5594c"`
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling errno v0.2.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling aligned_alloc v0.1.3
[INFO] [stderr]    Compiling region v0.0.9
[INFO] [stderr]    Compiling mem_tests v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/jit_memory.rs:86:19
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let func: (fn() -> usize);
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]   --> src/main.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let val = read(contents, 0);
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `size`
[INFO] [stderr]   --> src/jit_memory.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     size: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `fill`
[INFO] [stderr]   --> src/jit_memory.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn fill(&mut self, asm: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dump`
[INFO] [stderr]   --> src/jit_memory.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn dump(&self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `reset`
[INFO] [stderr]   --> src/jit_memory.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn reset(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `"docker" "inspect" "a8d5f5956948f673ee932662a71159a2692006287cfa3a17f58a6b3409a5594c"`
[INFO] running `"docker" "rm" "-f" "a8d5f5956948f673ee932662a71159a2692006287cfa3a17f58a6b3409a5594c"`
[INFO] [stdout] a8d5f5956948f673ee932662a71159a2692006287cfa3a17f58a6b3409a5594c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2657be53316f9d21209e93923fe151e0033b26b20f5300884652548f830cebeb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "2657be53316f9d21209e93923fe151e0033b26b20f5300884652548f830cebeb"`
[INFO] [stderr]    Compiling mem_tests v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/jit_memory.rs:86:19
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let func: (fn() -> usize);
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]   --> src/main.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let val = read(contents, 0);
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `size`
[INFO] [stderr]   --> src/jit_memory.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     size: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `fill`
[INFO] [stderr]   --> src/jit_memory.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn fill(&mut self, asm: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dump`
[INFO] [stderr]   --> src/jit_memory.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn dump(&self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `reset`
[INFO] [stderr]   --> src/jit_memory.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn reset(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "2657be53316f9d21209e93923fe151e0033b26b20f5300884652548f830cebeb"`
[INFO] running `"docker" "rm" "-f" "2657be53316f9d21209e93923fe151e0033b26b20f5300884652548f830cebeb"`
[INFO] [stdout] 2657be53316f9d21209e93923fe151e0033b26b20f5300884652548f830cebeb
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stdout] 401dcf374e8dffc91388d823593502af960cb1a901b609bf67e1db496226be33
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "401dcf374e8dffc91388d823593502af960cb1a901b609bf67e1db496226be33"`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/jit_memory.rs:86:19
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let func: (fn() -> usize);
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]   --> src/main.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let val = read(contents, 0);
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `size`
[INFO] [stderr]   --> src/jit_memory.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     size: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `fill`
[INFO] [stderr]   --> src/jit_memory.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn fill(&mut self, asm: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dump`
[INFO] [stderr]   --> src/jit_memory.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn dump(&self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `reset`
[INFO] [stderr]   --> src/jit_memory.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn reset(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mem_tests-838cc733c2dc5cd0
[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 `"docker" "inspect" "401dcf374e8dffc91388d823593502af960cb1a901b609bf67e1db496226be33"`
[INFO] running `"docker" "rm" "-f" "401dcf374e8dffc91388d823593502af960cb1a901b609bf67e1db496226be33"`
[INFO] [stdout] 401dcf374e8dffc91388d823593502af960cb1a901b609bf67e1db496226be33