[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 beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fioncodes%2Fmem_jit" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ioncodes/mem_jit on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-11/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" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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" "+beta-2020-06-03" "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] ed0b9412c3810d3d071b99c46eb519f4c5bd6296bb24106ec99bb9ae357b60cf
[INFO] running `"docker" "start" "-a" "ed0b9412c3810d3d071b99c46eb519f4c5bd6296bb24106ec99bb9ae357b60cf"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling errno v0.2.3
[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: associated function is never used: `fill`
[INFO] [stderr]   --> src/jit_memory.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn fill(&mut self, asm: u8) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump`
[INFO] [stderr]   --> src/jit_memory.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn dump(&self) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reset`
[INFO] [stderr]   --> src/jit_memory.rs:56:12
[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 1.35s
[INFO] running `"docker" "inspect" "ed0b9412c3810d3d071b99c46eb519f4c5bd6296bb24106ec99bb9ae357b60cf"`
[INFO] running `"docker" "rm" "-f" "ed0b9412c3810d3d071b99c46eb519f4c5bd6296bb24106ec99bb9ae357b60cf"`
[INFO] [stdout] ed0b9412c3810d3d071b99c46eb519f4c5bd6296bb24106ec99bb9ae357b60cf
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6cf91b8a0facbe606c0f5ddb3b9e4b90a013b662bb3ce23af469d8b66f9dea6d
[INFO] running `"docker" "start" "-a" "6cf91b8a0facbe606c0f5ddb3b9e4b90a013b662bb3ce23af469d8b66f9dea6d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[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: associated function is never used: `fill`
[INFO] [stderr]   --> src/jit_memory.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn fill(&mut self, asm: u8) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump`
[INFO] [stderr]   --> src/jit_memory.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn dump(&self) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reset`
[INFO] [stderr]   --> src/jit_memory.rs:56:12
[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 0.61s
[INFO] running `"docker" "inspect" "6cf91b8a0facbe606c0f5ddb3b9e4b90a013b662bb3ce23af469d8b66f9dea6d"`
[INFO] running `"docker" "rm" "-f" "6cf91b8a0facbe606c0f5ddb3b9e4b90a013b662bb3ce23af469d8b66f9dea6d"`
[INFO] [stdout] 6cf91b8a0facbe606c0f5ddb3b9e4b90a013b662bb3ce23af469d8b66f9dea6d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9b4b915a6db629ab7cc65e6837e4801dbba514f8dfec76d5b66c9d0294437d36
[INFO] running `"docker" "start" "-a" "9b4b915a6db629ab7cc65e6837e4801dbba514f8dfec76d5b66c9d0294437d36"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[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: associated function is never used: `fill`
[INFO] [stderr]   --> src/jit_memory.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn fill(&mut self, asm: u8) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump`
[INFO] [stderr]   --> src/jit_memory.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn dump(&self) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reset`
[INFO] [stderr]   --> src/jit_memory.rs:56:12
[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-e2cf1f741a258892
[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" "9b4b915a6db629ab7cc65e6837e4801dbba514f8dfec76d5b66c9d0294437d36"`
[INFO] running `"docker" "rm" "-f" "9b4b915a6db629ab7cc65e6837e4801dbba514f8dfec76d5b66c9d0294437d36"`
[INFO] [stdout] 9b4b915a6db629ab7cc65e6837e4801dbba514f8dfec76d5b66c9d0294437d36