[INFO] cloning repository https://github.com/MacPardo/dcb.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MacPardo/dcb.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMacPardo%2Fdcb.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMacPardo%2Fdcb.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9888c086417274e65b7b05c1956b3d50f2b97734
[INFO] testing MacPardo/dcb.rs against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMacPardo%2Fdcb.rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MacPardo/dcb.rs on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MacPardo/dcb.rs
[INFO] finished tweaking git repo https://github.com/MacPardo/dcb.rs
[INFO] tweaked toml for git repo https://github.com/MacPardo/dcb.rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/MacPardo/dcb.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e2949504f13325312af215153d8ebbeda91814452f949ebf3c651e2265c1085
[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" "8e2949504f13325312af215153d8ebbeda91814452f949ebf3c651e2265c1085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e2949504f13325312af215153d8ebbeda91814452f949ebf3c651e2265c1085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e2949504f13325312af215153d8ebbeda91814452f949ebf3c651e2265c1085", kill_on_drop: false }`
[INFO] [stdout] 8e2949504f13325312af215153d8ebbeda91814452f949ebf3c651e2265c1085
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b967eaa662d5d38a42c67223febbc1d9cc0eb7e64b72247681070c0a9ebc647
[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" "0b967eaa662d5d38a42c67223febbc1d9cc0eb7e64b72247681070c0a9ebc647", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling quote v1.0.7
[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 dcb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.29s
[INFO] running `Command { std: "docker" "inspect" "0b967eaa662d5d38a42c67223febbc1d9cc0eb7e64b72247681070c0a9ebc647", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b967eaa662d5d38a42c67223febbc1d9cc0eb7e64b72247681070c0a9ebc647", kill_on_drop: false }`
[INFO] [stdout] 0b967eaa662d5d38a42c67223febbc1d9cc0eb7e64b72247681070c0a9ebc647
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b1643790f9010783ce52f7c1f18772e3890b3e96f5b7796ad4f27b6515c3816
[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" "2b1643790f9010783ce52f7c1f18772e3890b3e96f5b7796ad4f27b6515c3816", kill_on_drop: false }`
[INFO] [stderr]    Compiling dcb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "2b1643790f9010783ce52f7c1f18772e3890b3e96f5b7796ad4f27b6515c3816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b1643790f9010783ce52f7c1f18772e3890b3e96f5b7796ad4f27b6515c3816", kill_on_drop: false }`
[INFO] [stdout] 2b1643790f9010783ce52f7c1f18772e3890b3e96f5b7796ad4f27b6515c3816
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ac6e1f72a40112962fc4950cda683362efe8e32745b4b15bd448e868097f6101
[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" "ac6e1f72a40112962fc4950cda683362efe8e32745b4b15bd448e868097f6101", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 24 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dcb-006c76b2c0106eda)
[INFO] [stdout] test dependency_vector::test::setselfts_updates_self_ts_correctly ... ok
[INFO] [stdout] test msg_queue::msg_queue_base::test::push_works_correctly ... ok
[INFO] [stdout] test rollback_manager::test::free_removes_correct_checkpoints ... ok
[INFO] [stdout] test rollback_manager::test::free_removes_correct_received_messages ... ok
[INFO] [stdout] test dependency_vector::test::update_changes_values_correctly ... ok
[INFO] [stdout] test rollback_manager::test::new_creates_and_takes_a_checkpoint ... ok
[INFO] [stdout] test dependency_vector::test::setselfts_returns_err_if_new_ts_is_lower_than_current_ts ... ok
[INFO] [stdout] test rollback_manager::test::savemessage_appends_received_message_to_correct_list ... ok
[INFO] [stdout] test rollback_manager::test::rollback_changes_values_correctly ... ok
[INFO] [stdout] test rollback_manager::test::savemessage_appends_sent_message_to_correct_list ... ok
[INFO] [stdout] test rollback_manager::test::free_removes_correct_sent_messages ... ok
[INFO] [stdout] test rollback_manager::test::rollback_returns_insufficientcheckpoints_if_checkpoints_are_insufficient ... ok
[INFO] [stdout] test rollback_manager::test::rollback_retuns_timeviolation_if_there_is_an_attempt_to_rollback_the_future ... ok
[INFO] [stdout] test rollback_manager::test::takecheckpoint_increments_lvt_then_adds_a_checkpoint ... ok
[INFO] [stdout] test dependency_vector::test::new_creates_correct_dependency_vector ... ok
[INFO] [stdout] test rollback_manager::test::savemessage_returns_invalidmessage_if_new_message_is_neither_sent_or_received_by_self ... ok
[INFO] [stdout] test rollback_manager::test::savemessage_returns_invalidmessage_if_new_message_is_anti ... ok
[INFO] [stdout] test rollback_manager::test::update_changes_fields_correctly ... ok
[INFO] [stdout] test rollback_manager::test::savemessage_returns_timeviolation_if_new_sent_message_breaks_order ... ok
[INFO] [stdout] test rollback_manager::test::savemessage_return_timeviolation_if_new_received_message_breaks_order ... ok
[INFO] [stdout] test msg_queue::msg_queue_base::test::messages_are_ordered_correctly ... ok
[INFO] [stdout] test dependency_vector::test::update_returns_err_if_rollback_dependency_is_inconsistent ... ok
[INFO] [stdout] test msg_queue::msg_queue_base::test::push_maintains_correct_order ... ok
[INFO] [stdout] test rollback_manager::test::update_returns_timeviolation_if_there_is_an_attempt_to_lower_lvt_manually ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ac6e1f72a40112962fc4950cda683362efe8e32745b4b15bd448e868097f6101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac6e1f72a40112962fc4950cda683362efe8e32745b4b15bd448e868097f6101", kill_on_drop: false }`
[INFO] [stdout] ac6e1f72a40112962fc4950cda683362efe8e32745b4b15bd448e868097f6101