[INFO] cloning repository https://github.com/ygree/rust_examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ygree/rust_examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fygree%2Frust_examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fygree%2Frust_examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45f23c23ef3c1b360a02cb893a7cf784b2ec8fa9
[INFO] testing ygree/rust_examples against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fygree%2Frust_examples" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ygree/rust_examples on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ygree/rust_examples
[INFO] finished tweaking git repo https://github.com/ygree/rust_examples
[INFO] tweaked toml for git repo https://github.com/ygree/rust_examples written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ygree/rust_examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3cdeb4c67468b325f1dff7feed95f7edbcf1a30c2dce78930352bbf373f8cf5b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3cdeb4c67468b325f1dff7feed95f7edbcf1a30c2dce78930352bbf373f8cf5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cdeb4c67468b325f1dff7feed95f7edbcf1a30c2dce78930352bbf373f8cf5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cdeb4c67468b325f1dff7feed95f7edbcf1a30c2dce78930352bbf373f8cf5b", kill_on_drop: false }`
[INFO] [stdout] 3cdeb4c67468b325f1dff7feed95f7edbcf1a30c2dce78930352bbf373f8cf5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbbf8a2e7287258d218c1952117a401a30a358d0b04e09439f4ee81d03bf4939
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fbbf8a2e7287258d218c1952117a401a30a358d0b04e09439f4ee81d03bf4939", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "fbbf8a2e7287258d218c1952117a401a30a358d0b04e09439f4ee81d03bf4939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbbf8a2e7287258d218c1952117a401a30a358d0b04e09439f4ee81d03bf4939", kill_on_drop: false }`
[INFO] [stdout] fbbf8a2e7287258d218c1952117a401a30a358d0b04e09439f4ee81d03bf4939
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8502d98cec7539e7917e96e21f4d5c35df1d966da15428e39e5ea4bb61e771de
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8502d98cec7539e7917e96e21f4d5c35df1d966da15428e39e5ea4bb61e771de", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.35
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling rand v0.4.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling regex v0.2.5
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling quickcheck v0.6.0
[INFO] [stderr]    Compiling rust_examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.07s
[INFO] running `Command { std: "docker" "inspect" "8502d98cec7539e7917e96e21f4d5c35df1d966da15428e39e5ea4bb61e771de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8502d98cec7539e7917e96e21f4d5c35df1d966da15428e39e5ea4bb61e771de", kill_on_drop: false }`
[INFO] [stdout] 8502d98cec7539e7917e96e21f4d5c35df1d966da15428e39e5ea4bb61e771de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e0d05eaf40a61efac215f271c3331502b2a10ad5f5572324f49b5682d1cf3708
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e0d05eaf40a61efac215f271c3331502b2a10ad5f5572324f49b5682d1cf3708", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/heap_sort-470972b1bef74096
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::parent_index_zero ... ok
[INFO] [stdout] test tests::partent_left_child_loop ... ok
[INFO] [stdout] test tests::partent_right_child_loop ... ok
[INFO] [stdout] test tests::shift_down_cannot_change_heapified ... ok
[INFO] [stdout] test tests::heapify_stable ... ok
[INFO] [stdout] test tests::up_heap_cannot_change_heapified ... ok
[INFO] [stdout] test tests::never_decrease ... ok
[INFO] [stdout] test tests::keeps_length ... ok
[INFO] [stdout] test tests::priority_queue_returns_elements_in_reverse_order ... ok
[INFO] [stdout] test tests::equals_to_sorted ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/insertion_sort-07303163812143f7
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::keeps_length ... ok
[INFO] [stdout] test tests::equals_to_sorted ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/quick_sort-225d37921366f77f
[INFO] [stdout] test tests::never_decrease ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::keeps_length ... ok
[INFO] [stdout] test tests::never_decrease ... ok
[INFO] [stdout] test tests::equals_to_sorted ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e0d05eaf40a61efac215f271c3331502b2a10ad5f5572324f49b5682d1cf3708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0d05eaf40a61efac215f271c3331502b2a10ad5f5572324f49b5682d1cf3708", kill_on_drop: false }`
[INFO] [stdout] e0d05eaf40a61efac215f271c3331502b2a10ad5f5572324f49b5682d1cf3708