[INFO] crate bucket_queue 2.0.0 is already in cache
[INFO] testing bucket_queue-2.0.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate bucket_queue 2.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate bucket_queue 2.0.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] dbcce89c0fead24ed06884f5e86f4a2e3fefbcbe303babe00ed9fbf1a922402f
[INFO] running `"docker" "start" "-a" "dbcce89c0fead24ed06884f5e86f4a2e3fefbcbe303babe00ed9fbf1a922402f"`
[INFO] [stderr]    Compiling bucket_queue v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `"docker" "inspect" "dbcce89c0fead24ed06884f5e86f4a2e3fefbcbe303babe00ed9fbf1a922402f"`
[INFO] running `"docker" "rm" "-f" "dbcce89c0fead24ed06884f5e86f4a2e3fefbcbe303babe00ed9fbf1a922402f"`
[INFO] [stdout] dbcce89c0fead24ed06884f5e86f4a2e3fefbcbe303babe00ed9fbf1a922402f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] fcbbc192d2df806d07fe69a1763b0dbf4b4dba9d4ca7d48e5e02ebe1ee8d22e7
[INFO] running `"docker" "start" "-a" "fcbbc192d2df806d07fe69a1763b0dbf4b4dba9d4ca7d48e5e02ebe1ee8d22e7"`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.69
[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_os v0.1.3
[INFO] [stderr]    Compiling bucket_queue v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.24s
[INFO] running `"docker" "inspect" "fcbbc192d2df806d07fe69a1763b0dbf4b4dba9d4ca7d48e5e02ebe1ee8d22e7"`
[INFO] running `"docker" "rm" "-f" "fcbbc192d2df806d07fe69a1763b0dbf4b4dba9d4ca7d48e5e02ebe1ee8d22e7"`
[INFO] [stdout] fcbbc192d2df806d07fe69a1763b0dbf4b4dba9d4ca7d48e5e02ebe1ee8d22e7
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 67d58ed3bddbe2d4ae5f4f7fc679cf27727c169adf4d81460a6336fde0632a36
[INFO] running `"docker" "start" "-a" "67d58ed3bddbe2d4ae5f4f7fc679cf27727c169adf4d81460a6336fde0632a36"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bucket_queue-a68942e544f48f14
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/custom_queue-bc2a3af53b73a61a
[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] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bucket_queue-cc3106af494cffea
[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] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test deferrals::it_can_ask_questions_of_buckets_more_than_once ... ok
[INFO] [stdout] test deferrals::it_adds_to_bucket_zero_if_there_are_no_buckets ... ok
[INFO] [stdout] test clear::it_removes_all_items_from_the_bucket_queue ... ok
[INFO] [stdout] test double_ended::it_can_pop_front_and_back_with_maximum_priority ... ok
[INFO] [stdout] test clear::it_can_clear_deferred_buckets ... ok
[INFO] [stdout] test double_ended::it_can_push_and_pop_front_and_back_with_priority ... ok
[INFO] [stdout] test is_empty::it_returns_true_if_no_items_are_enqueued ... ok
[INFO] [stdout] test double_ended::it_can_pop_front_and_back_with_minimum_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_enqueue_and_dequeue_with_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_dequeue_with_maximum_priority ... ok
[INFO] [stdout] test double_ended::it_can_set_the_priority_then_push_and_pop_front_and_back ... ok
[INFO] [stdout] test last_in_first_out::it_can_pop_with_minimum_priority ... ok
[INFO] [stdout] test last_in_first_out::it_can_pop_with_maximum_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 last_in_first_out::it_can_push_and_pop_with_priority ... ok
[INFO] [stdout] test nested_bucket_queue::it_supports_using_a_bucket_queue_as_a_type_of_bucket ... ok
[INFO] [stdout] test nested_bucket_queue::it_supports_accessing_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_can_replace_arbitrarily_nested_buckets_via_deferrals ... 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 replace::it_returns_the_bucket_of_replaced_items ... ok
[INFO] [stdout] test min_and_max_priority::it_can_return_the_min_and_max_priority ... ok
[INFO] [stdout] test replace::it_can_remove_a_bucket_by_replacing_it_with_none ... ok
[INFO] [stdout] test deferrals::it_prevents_removing_from_the_bucket_more_than_once ... ok
[INFO] [stdout] test deferrals::it_prevents_adding_to_the_bucket_more_than_once ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "67d58ed3bddbe2d4ae5f4f7fc679cf27727c169adf4d81460a6336fde0632a36"`
[INFO] running `"docker" "rm" "-f" "67d58ed3bddbe2d4ae5f4f7fc679cf27727c169adf4d81460a6336fde0632a36"`
[INFO] [stdout] 67d58ed3bddbe2d4ae5f4f7fc679cf27727c169adf4d81460a6336fde0632a36