[INFO] fetching crate bucket_queue 2.0.0...
[INFO] testing bucket_queue-2.0.0 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate bucket_queue 2.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate bucket_queue 2.0.0 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bucket_queue 2.0.0
[INFO] finished tweaking crates.io crate bucket_queue 2.0.0
[INFO] tweaked toml for crates.io crate bucket_queue 2.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding autocfg v0.1.8 (latest: v1.3.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding cloudabi v0.0.3 (latest: v0.1.0)
[INFO] [stderr]       Adding rand v0.6.5 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.1.0 (latest: v0.3.2)
[INFO] [stderr]       Adding rand_isaac v0.1.1 (latest: v0.3.0)
[INFO] [stderr]       Adding rand_jitter v0.1.4 (latest: v0.4.0)
[INFO] [stderr]       Adding rand_os v0.1.3 (latest: v0.2.2)
[INFO] [stderr]       Adding rand_pcg v0.1.2 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_xorshift v0.1.1 (latest: v0.3.0)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bencher v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c27ecdf3a092aafe30bca7dd62b30977076d54c6e28486ea5de83c04a133a8ab
[INFO] running `Command { std: "docker" "start" "-a" "c27ecdf3a092aafe30bca7dd62b30977076d54c6e28486ea5de83c04a133a8ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c27ecdf3a092aafe30bca7dd62b30977076d54c6e28486ea5de83c04a133a8ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c27ecdf3a092aafe30bca7dd62b30977076d54c6e28486ea5de83c04a133a8ab", kill_on_drop: false }`
[INFO] [stdout] c27ecdf3a092aafe30bca7dd62b30977076d54c6e28486ea5de83c04a133a8ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65f924e9535abd5a6879306231c019959bb16c06410b29651d56fa2799998f51
[INFO] running `Command { std: "docker" "start" "-a" "65f924e9535abd5a6879306231c019959bb16c06410b29651d56fa2799998f51", kill_on_drop: false }`
[INFO] [stderr]    Compiling bucket_queue v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "65f924e9535abd5a6879306231c019959bb16c06410b29651d56fa2799998f51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65f924e9535abd5a6879306231c019959bb16c06410b29651d56fa2799998f51", kill_on_drop: false }`
[INFO] [stdout] 65f924e9535abd5a6879306231c019959bb16c06410b29651d56fa2799998f51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8625e2c735085c491a12f49ceab72b7a11645ceea0cd358c6740d07aecfc227f
[INFO] running `Command { std: "docker" "start" "-a" "8625e2c735085c491a12f49ceab72b7a11645ceea0cd358c6740d07aecfc227f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling bucket_queue v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "8625e2c735085c491a12f49ceab72b7a11645ceea0cd358c6740d07aecfc227f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8625e2c735085c491a12f49ceab72b7a11645ceea0cd358c6740d07aecfc227f", kill_on_drop: false }`
[INFO] [stdout] 8625e2c735085c491a12f49ceab72b7a11645ceea0cd358c6740d07aecfc227f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f5e5d0b03765ab55a79af7099b58836d4656b5dc975c3d32b0d81efd690906a
[INFO] running `Command { std: "docker" "start" "-a" "5f5e5d0b03765ab55a79af7099b58836d4656b5dc975c3d32b0d81efd690906a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bucket_queue-131b971eb5d859b2)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/custom_queue.rs (/opt/rustwide/target/debug/deps/custom_queue-e166707a41fdcfd8)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/bucket_queue.rs (/opt/rustwide/target/debug/deps/bucket_queue-d187b1deaf9afd2b)
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test clear::it_removes_all_items_from_the_bucket_queue ... ok
[INFO] [stdout] test deferrals::it_adds_to_bucket_zero_if_there_are_no_buckets ... ok
[INFO] [stdout] test clear::it_can_clear_deferred_buckets ... ok
[INFO] [stdout] test deferrals::it_can_ask_questions_of_buckets_more_than_once ... ok
[INFO] [stdout] test double_ended::it_can_pop_front_and_back_with_maximum_priority ... ok
[INFO] [stdout] test double_ended::it_can_push_and_pop_front_and_back_with_priority ... ok
[INFO] [stdout] test double_ended::it_can_pop_front_and_back_with_minimum_priority ... ok
[INFO] [stdout] test double_ended::it_can_set_the_priority_then_push_and_pop_front_and_back ... ok
[INFO] [stdout] test first_in_first_out::it_can_dequeue_with_maximum_priority ... ok
[INFO] [stdout] test first_in_first_out::it_can_dequeue_with_minimum_priority ... ok
[INFO] [stdout] test first_in_first_out::it_can_set_the_priority_then_enqueue_and_dequeue ... ok
[INFO] [stdout] test first_in_first_out::it_can_enqueue_and_dequeue_with_priority ... ok
[INFO] [stdout] test is_empty::it_returns_true_if_no_items_are_enqueued ... ok
[INFO] [stdout] test last_in_first_out::it_can_pop_with_maximum_priority ... ok
[INFO] [stdout] test last_in_first_out::it_can_pop_with_minimum_priority ... ok
[INFO] [stdout] test last_in_first_out::it_can_push_and_pop_with_priority ... ok
[INFO] [stdout] test len::it_returns_the_number_of_enqueued_items ... ok
[INFO] [stdout] test last_in_first_out::it_can_set_the_priority_then_push_and_pop ... ok
[INFO] [stdout] test min_and_max_priority::it_can_return_the_min_and_max_priority ... ok
[INFO] [stdout] test nested_bucket_queue::it_can_be_arbitrarily_nested ... ok
[INFO] [stdout] test replace::it_can_replace_a_bucket_that_doesnt_exist_yet ... ok
[INFO] [stdout] test replace::it_replaces_a_bucket_in_the_bucket_queue ... ok
[INFO] [stdout] test nested_bucket_queue::it_can_replace_arbitrarily_nested_buckets_via_deferrals ... ok
[INFO] [stdout] test nested_bucket_queue::it_supports_replacing_nested_buckets_via_deferrals ... ok
[INFO] [stdout] test nested_bucket_queue::it_supports_using_a_bucket_queue_as_a_type_of_bucket ... ok
[INFO] [stdout] test replace::it_can_remove_a_bucket_by_replacing_it_with_none ... ok
[INFO] [stdout] test nested_bucket_queue::it_supports_accessing_nested_buckets_via_deferrals ... ok
[INFO] [stdout] test replace::it_returns_the_bucket_of_replaced_items ... ok
[INFO] [stdout] test deferrals::it_prevents_adding_to_the_bucket_more_than_once - should panic ... ok
[INFO] [stdout] test deferrals::it_prevents_removing_from_the_bucket_more_than_once - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bucket_queue
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5f5e5d0b03765ab55a79af7099b58836d4656b5dc975c3d32b0d81efd690906a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f5e5d0b03765ab55a79af7099b58836d4656b5dc975c3d32b0d81efd690906a", kill_on_drop: false }`
[INFO] [stdout] 5f5e5d0b03765ab55a79af7099b58836d4656b5dc975c3d32b0d81efd690906a
