[INFO] fetching crate min-max-heap 1.3.0...
[INFO] testing min-max-heap-1.3.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate min-max-heap 1.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate min-max-heap 1.3.0 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 crates.io crate min-max-heap 1.3.0
[INFO] finished tweaking crates.io crate min-max-heap 1.3.0
[INFO] tweaked toml for crates.io crate min-max-heap 1.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c066c11a1eb8637a82cf29766edc5b20ce90c08540e720bb2c5a3de418e3b884
[INFO] running `"docker" "start" "-a" "c066c11a1eb8637a82cf29766edc5b20ce90c08540e720bb2c5a3de418e3b884"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling min-max-heap v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `"docker" "inspect" "c066c11a1eb8637a82cf29766edc5b20ce90c08540e720bb2c5a3de418e3b884"`
[INFO] running `"docker" "rm" "-f" "c066c11a1eb8637a82cf29766edc5b20ce90c08540e720bb2c5a3de418e3b884"`
[INFO] [stdout] c066c11a1eb8637a82cf29766edc5b20ce90c08540e720bb2c5a3de418e3b884
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 37851a1c705bec4732c4d5d548966c3841aa19632bb94d0c584eaa250dbc73af
[INFO] running `"docker" "start" "-a" "37851a1c705bec4732c4d5d548966c3841aa19632bb94d0c584eaa250dbc73af"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling min-max-heap v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.80s
[INFO] running `"docker" "inspect" "37851a1c705bec4732c4d5d548966c3841aa19632bb94d0c584eaa250dbc73af"`
[INFO] running `"docker" "rm" "-f" "37851a1c705bec4732c4d5d548966c3841aa19632bb94d0c584eaa250dbc73af"`
[INFO] [stdout] 37851a1c705bec4732c4d5d548966c3841aa19632bb94d0c584eaa250dbc73af
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] facdc8aec5ce1da6d63a9eb5277f14734dac7ad4ca234fdc8c38f8bd9d0cf696
[INFO] running `"docker" "start" "-a" "facdc8aec5ce1da6d63a9eb5277f14734dac7ad4ca234fdc8c38f8bd9d0cf696"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/min_max_heap-c27f6851dd8831ab
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test index::test::t_grandchild3 ... ok
[INFO] [stdout] test index::test::t_child2 ... ok
[INFO] [stdout] test index::test::t_grandchild4 ... ok
[INFO] [stdout] test index::test::t_has_parent ... ok
[INFO] [stdout] test tests::drain_asc ... ok
[INFO] [stdout] test index::test::t_child1 ... ok
[INFO] [stdout] test hole::test::hole ... ok
[INFO] [stdout] test index::test::t_parent ... ok
[INFO] [stdout] test index::test::t_is_min_level ... ok
[INFO] [stdout] test index::test::t_grandchild1 ... ok
[INFO] [stdout] test index::test::t_has_grandparent ... ok
[INFO] [stdout] test tests::example ... ok
[INFO] [stdout] test index::test::t_grandchild2 ... ok
[INFO] [stdout] test tests::replace_max ... ok
[INFO] [stdout] test tests::peek_max_mut ... ok
[INFO] [stdout] test tests::peek_min_mut ... ok
[INFO] [stdout] test tests::push_pop_max ... ok
[INFO] [stdout] test tests::from_vector ... ok
[INFO] [stdout] test tests::random_vectors ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fake_heap-8746628f689b942f
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [stderr]      Running /opt/rustwide/target/debug/deps/random-22bdcbf4d8fee287
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test prop_usize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests min-max-heap
[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" "facdc8aec5ce1da6d63a9eb5277f14734dac7ad4ca234fdc8c38f8bd9d0cf696"`
[INFO] running `"docker" "rm" "-f" "facdc8aec5ce1da6d63a9eb5277f14734dac7ad4ca234fdc8c38f8bd9d0cf696"`
[INFO] [stdout] facdc8aec5ce1da6d63a9eb5277f14734dac7ad4ca234fdc8c38f8bd9d0cf696