[INFO] fetching crate array_stump 0.2.1...
[INFO] testing array_stump-0.2.1 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate array_stump 0.2.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate array_stump 0.2.1 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate array_stump 0.2.1
[INFO] finished tweaking crates.io crate array_stump 0.2.1
[INFO] tweaked toml for crates.io crate array_stump 0.2.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b641c959bb20be9909094a5570db30909c33f95596f517ef5b35c80e9e007afe
[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" "b641c959bb20be9909094a5570db30909c33f95596f517ef5b35c80e9e007afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b641c959bb20be9909094a5570db30909c33f95596f517ef5b35c80e9e007afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b641c959bb20be9909094a5570db30909c33f95596f517ef5b35c80e9e007afe", kill_on_drop: false }`
[INFO] [stdout] b641c959bb20be9909094a5570db30909c33f95596f517ef5b35c80e9e007afe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bee9724965a09d6436e4b1b29c089d3ff09c1f9dd65b40c785639c1bd06ac46
[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" "9bee9724965a09d6436e4b1b29c089d3ff09c1f9dd65b40c785639c1bd06ac46", kill_on_drop: false }`
[INFO] [stderr]    Compiling array_stump v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "9bee9724965a09d6436e4b1b29c089d3ff09c1f9dd65b40c785639c1bd06ac46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bee9724965a09d6436e4b1b29c089d3ff09c1f9dd65b40c785639c1bd06ac46", kill_on_drop: false }`
[INFO] [stdout] 9bee9724965a09d6436e4b1b29c089d3ff09c1f9dd65b40c785639c1bd06ac46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e7ab8b33d11e9662c33caf423f37d5c737ee6844f58a998d0f4c6255bf4eda0
[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" "5e7ab8b33d11e9662c33caf423f37d5c737ee6844f58a998d0f4c6255bf4eda0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[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 array_stump v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.56s
[INFO] running `Command { std: "docker" "inspect" "5e7ab8b33d11e9662c33caf423f37d5c737ee6844f58a998d0f4c6255bf4eda0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e7ab8b33d11e9662c33caf423f37d5c737ee6844f58a998d0f4c6255bf4eda0", kill_on_drop: false }`
[INFO] [stdout] 5e7ab8b33d11e9662c33caf423f37d5c737ee6844f58a998d0f4c6255bf4eda0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2e7f96b31697a573dc0cb7b242e91fbc0ee2b536aff50cf09e3e7e6642736835
[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" "2e7f96b31697a573dc0cb7b242e91fbc0ee2b536aff50cf09e3e7e6642736835", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/array_stump-f7072861f19f1b43
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test array_stump::test::test_apply_reduced_capacity ... ok
[INFO] [stdout] test array_stump::test::test_apply_reduced_capacity_multi_split ... ok
[INFO] [stdout] test array_stump::test::test_apply_reduced_capacity_smaller_blocks_are_kept ... ok
[INFO] [stdout] test array_stump::test::test_array_stump_initial_push ... ok
[INFO] [stdout] test array_stump::test::test_find ... ok
[INFO] [stdout] test array_stump::test::test_get_elements_per_block ... ok
[INFO] [stdout] test array_stump::test::test_get_by_index ... ok
[INFO] [stdout] test array_stump::test::test_array_stump_prefers_push ... ok
[INFO] [stdout] test array_stump::test::test_min_max ... ok
[INFO] [stdout] test array_stump::test::test_binary_search_basic ... ok
[INFO] [stdout] test array_stump::test::test_next_index ... ok
[INFO] [stdout] test array_stump::test::test_split ... ok
[INFO] [stdout] test array_stump::test::test_prev_index ... ok
[INFO] [stdout] test array_stump::test::test_binary_search_empty ... ok
[INFO] [stdout] test array_stump::test::test_remove ... ok
[INFO] [stdout] test array_stump::test::test_split_on_index_with_equality ... ok
[INFO] [stdout] test array_stump::test::test_statistics_and_debugging ... ok
[INFO] [stdout] test array_stump::test::test_wiggle ... ok
[INFO] [stdout] test array_stump::test::test_apply_reduced_capacity_favor_equal_splits ... ok
[INFO] [stdout] test array_stump::test::test_array_stump_collect ... ok
[INFO] [stdout] test array_stump::test::test_failing ... ok
[INFO] [stdout] test array_stump::test::test_array_stump_no_index_hiccup ... ok
[INFO] [stdout] test array_stump::test::test_binary_search_brute_force ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests array_stump
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2e7f96b31697a573dc0cb7b242e91fbc0ee2b536aff50cf09e3e7e6642736835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e7f96b31697a573dc0cb7b242e91fbc0ee2b536aff50cf09e3e7e6642736835", kill_on_drop: false }`
[INFO] [stdout] 2e7f96b31697a573dc0cb7b242e91fbc0ee2b536aff50cf09e3e7e6642736835