[INFO] crate heterovec 0.1.2 is already in cache
[INFO] testing heterovec-0.1.2 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate heterovec 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate heterovec 0.1.2 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate heterovec 0.1.2
[INFO] finished tweaking crates.io crate heterovec 0.1.2
[INFO] tweaked toml for crates.io crate heterovec 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 92a5f65981db5a8caaea9486b87941977ccc22593a09a04b16bc202adc92cfb9
[INFO] running `"docker" "start" "-a" "92a5f65981db5a8caaea9486b87941977ccc22593a09a04b16bc202adc92cfb9"`
[INFO] [stderr]    Compiling heterovec v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the feature `slice_from_raw_parts` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | #![feature(slice_from_raw_parts)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "92a5f65981db5a8caaea9486b87941977ccc22593a09a04b16bc202adc92cfb9"`
[INFO] running `"docker" "rm" "-f" "92a5f65981db5a8caaea9486b87941977ccc22593a09a04b16bc202adc92cfb9"`
[INFO] [stdout] 92a5f65981db5a8caaea9486b87941977ccc22593a09a04b16bc202adc92cfb9
[INFO] running `"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" "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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 0091dd2dd988d222aa4d7af4867940ac8c0f0eed6c538dfe594b837e1ba8657e
[INFO] running `"docker" "start" "-a" "0091dd2dd988d222aa4d7af4867940ac8c0f0eed6c538dfe594b837e1ba8657e"`
[INFO] [stderr]    Compiling heterovec v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the feature `slice_from_raw_parts` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | #![feature(slice_from_raw_parts)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `token`
[INFO] [stderr]    --> src/tests.rs:315:17
[INFO] [stderr]     |
[INFO] [stderr] 315 |             let token = &token;
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `slice_from_raw_parts` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | #![feature(slice_from_raw_parts)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `"docker" "inspect" "0091dd2dd988d222aa4d7af4867940ac8c0f0eed6c538dfe594b837e1ba8657e"`
[INFO] running `"docker" "rm" "-f" "0091dd2dd988d222aa4d7af4867940ac8c0f0eed6c538dfe594b837e1ba8657e"`
[INFO] [stdout] 0091dd2dd988d222aa4d7af4867940ac8c0f0eed6c538dfe594b837e1ba8657e
[INFO] running `"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" "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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 24aa67ba2f5912e5ba320629146d74a6460903ff1ac7b02d9ca6b1b3549d691c
[INFO] running `"docker" "start" "-a" "24aa67ba2f5912e5ba320629146d74a6460903ff1ac7b02d9ca6b1b3549d691c"`
[INFO] [stderr] warning: the feature `slice_from_raw_parts` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | #![feature(slice_from_raw_parts)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `token`
[INFO] [stderr]    --> src/tests.rs:315:17
[INFO] [stderr]     |
[INFO] [stderr] 315 |             let token = &token;
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `slice_from_raw_parts` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | #![feature(slice_from_raw_parts)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/heterovec-e1263be0fed3f6f1
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::array_copy_slice_basic ... ok
[INFO] [stdout] test tests::array_from_vec_basic ... ok
[INFO] [stdout] test tests::closure_basic ... ok
[INFO] [stdout] test tests::array_basic ... ok
[INFO] [stdout] test tests::closure_drop_test ... ok
[INFO] [stdout] test tests::closure_boxing ... ok
[INFO] [stdout] test tests::mutate_arrays ... ok
[INFO] [stdout] test tests::drop_test::drop_test_sanity_check ... ok
[INFO] [stdout] test tests::array_drop_test ... ok
[INFO] [stdout] test tests::mutate_arrays_copy_slice ... ok
[INFO] [stdout] test tests::mutate_arrays_from_vec ... ok
[INFO] [stdout] test tests::str_basic ... ok
[INFO] [stdout] test tests::drop_test::double_free_should_panic ... ok
[INFO] [stderr] free(): invalid pointer
[INFO] [stdout] test tests::drop_test::dangling_pointer_should_panic ... ok
[INFO] [stdout] test tests::index_out_of_bounds ... ok
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/heterovec-e1263be0fed3f6f1` (signal: 6, SIGABRT: process abort signal)
[INFO] running `"docker" "inspect" "24aa67ba2f5912e5ba320629146d74a6460903ff1ac7b02d9ca6b1b3549d691c"`
[INFO] running `"docker" "rm" "-f" "24aa67ba2f5912e5ba320629146d74a6460903ff1ac7b02d9ca6b1b3549d691c"`
[INFO] [stdout] 24aa67ba2f5912e5ba320629146d74a6460903ff1ac7b02d9ca6b1b3549d691c