[INFO] crate lua53-ext 0.1.1 is already in cache
[INFO] extracting crate lua53-ext 0.1.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/lua53-ext/0.1.1
[INFO] extracting crate lua53-ext 0.1.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lua53-ext/0.1.1
[INFO] validating manifest of lua53-ext-0.1.1 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lua53-ext-0.1.1 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lua53-ext-0.1.1
[INFO] finished frobbing lua53-ext-0.1.1
[INFO] frobbed toml for lua53-ext-0.1.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/lua53-ext/0.1.1/Cargo.toml
[INFO] started frobbing lua53-ext-0.1.1
[INFO] finished frobbing lua53-ext-0.1.1
[INFO] frobbed toml for lua53-ext-0.1.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lua53-ext/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing lua53-ext-0.1.1 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/lua53-ext/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 1a04c77d2cca2640248bdc1dc17c4a9168ac683efb4b91d044a7de3bafc00986
[INFO] running `"docker" "start" "-a" "1a04c77d2cca2640248bdc1dc17c4a9168ac683efb4b91d044a7de3bafc00986"`
[INFO] [stderr]    Compiling bitflags v0.1.1
[INFO] [stderr]    Compiling lua v0.0.10
[INFO] [stderr]    Compiling lua53-ext v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `ptr` is imported redundantly
[INFO] [stderr]   --> src/context.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 3  | use std::ptr;
[INFO] [stderr]    |     -------- the item `ptr` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 17 |     use std::ptr;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.29s
[INFO] running `"docker" "inspect" "1a04c77d2cca2640248bdc1dc17c4a9168ac683efb4b91d044a7de3bafc00986"`
[INFO] running `"docker" "rm" "-f" "1a04c77d2cca2640248bdc1dc17c4a9168ac683efb4b91d044a7de3bafc00986"`
[INFO] [stdout] 1a04c77d2cca2640248bdc1dc17c4a9168ac683efb4b91d044a7de3bafc00986
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/lua53-ext/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4ec50b53e10c9186dad014fb8547b7f5ce2f7e6dbaad8c9f84cc6e5ffa03776f
[INFO] running `"docker" "start" "-a" "4ec50b53e10c9186dad014fb8547b7f5ce2f7e6dbaad8c9f84cc6e5ffa03776f"`
[INFO] [stderr]    Compiling lua53-ext v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `ptr` is imported redundantly
[INFO] [stderr]   --> src/context.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 3  | use std::ptr;
[INFO] [stderr]    |     -------- the item `ptr` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 17 |     use std::ptr;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "4ec50b53e10c9186dad014fb8547b7f5ce2f7e6dbaad8c9f84cc6e5ffa03776f"`
[INFO] running `"docker" "rm" "-f" "4ec50b53e10c9186dad014fb8547b7f5ce2f7e6dbaad8c9f84cc6e5ffa03776f"`
[INFO] [stdout] 4ec50b53e10c9186dad014fb8547b7f5ce2f7e6dbaad8c9f84cc6e5ffa03776f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/lua53-ext/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 32cabe8004ef3ba1ba93e49bc23bd787553eb409f4a7a1efc52b4cb50c42d10b
[INFO] running `"docker" "start" "-a" "32cabe8004ef3ba1ba93e49bc23bd787553eb409f4a7a1efc52b4cb50c42d10b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/luaext-a46f9e7cd856cb68
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test::test_function_call ... ok
[INFO] [stdout] test test::test_context_block ... ok
[INFO] [stdout] test test::test_userdata ... ok
[INFO] [stdout] test test::test_stack_as_variable ... ok
[INFO] [stdout] test test::test_global ... ok
[INFO] [stdout] test test::test_generic ... ok
[INFO] [stdout] test test::test_table ... ok
[INFO] [stdout] Start mean
[INFO] [stdout] Start median
[INFO] [stdout] End mean
[INFO] [stderr] error: process didn't exit successfully: `/opt/crater/target/debug/deps/luaext-a46f9e7cd856cb68` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `"docker" "inspect" "32cabe8004ef3ba1ba93e49bc23bd787553eb409f4a7a1efc52b4cb50c42d10b"`
[INFO] running `"docker" "rm" "-f" "32cabe8004ef3ba1ba93e49bc23bd787553eb409f4a7a1efc52b4cb50c42d10b"`
[INFO] [stdout] 32cabe8004ef3ba1ba93e49bc23bd787553eb409f4a7a1efc52b4cb50c42d10b