[INFO] fetching crate active_standby 0.9.2...
[INFO] testing active_standby-0.9.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate active_standby 0.9.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate active_standby 0.9.2 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate active_standby 0.9.2
[INFO] finished tweaking crates.io crate active_standby 0.9.2
[INFO] tweaked toml for crates.io crate active_standby 0.9.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0a5c41359f7ebde75df140371e9a1c6a563573428207ba4458f0b6b6eb0c7ad
[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" "a0a5c41359f7ebde75df140371e9a1c6a563573428207ba4458f0b6b6eb0c7ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0a5c41359f7ebde75df140371e9a1c6a563573428207ba4458f0b6b6eb0c7ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0a5c41359f7ebde75df140371e9a1c6a563573428207ba4458f0b6b6eb0c7ad", kill_on_drop: false }`
[INFO] [stdout] a0a5c41359f7ebde75df140371e9a1c6a563573428207ba4458f0b6b6eb0c7ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afa4a165c2fe4c922cae124e3a8973a5d0b7e39292fc110417154e9d9f631f74
[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" "afa4a165c2fe4c922cae124e3a8973a5d0b7e39292fc110417154e9d9f631f74", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling more-asserts v0.2.2
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling crossbeam v0.8.1
[INFO] [stderr]    Compiling active_standby v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.17s
[INFO] running `Command { std: "docker" "inspect" "afa4a165c2fe4c922cae124e3a8973a5d0b7e39292fc110417154e9d9f631f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afa4a165c2fe4c922cae124e3a8973a5d0b7e39292fc110417154e9d9f631f74", kill_on_drop: false }`
[INFO] [stdout] afa4a165c2fe4c922cae124e3a8973a5d0b7e39292fc110417154e9d9f631f74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 70454809398d24cbd4e02068d293808100393d383631d199b3647b2d41f36a4b
[INFO] running `Command { std: "docker" "start" "-a" "70454809398d24cbd4e02068d293808100393d383631d199b3647b2d41f36a4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling active_standby v0.9.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/lockless/write.rs:423:13
[INFO] [stdout]     |
[INFO] [stdout] 423 |             &mut table[0];
[INFO] [stdout]     |             ^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 423 |             let _ = &mut table[0];
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/shared/aslock.rs:201:13
[INFO] [stdout]     |
[INFO] [stdout] 201 |             &mut table[0];
[INFO] [stdout]     |             ^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |             let _ = &mut table[0];
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.04s
[INFO] running `Command { std: "docker" "inspect" "70454809398d24cbd4e02068d293808100393d383631d199b3647b2d41f36a4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70454809398d24cbd4e02068d293808100393d383631d199b3647b2d41f36a4b", kill_on_drop: false }`
[INFO] [stdout] 70454809398d24cbd4e02068d293808100393d383631d199b3647b2d41f36a4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 02d5d2ce884c8d353fb6b47e7031c044e3e6105d1c254a0ea72b9746f4d74b20
[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" "02d5d2ce884c8d353fb6b47e7031c044e3e6105d1c254a0ea72b9746f4d74b20", kill_on_drop: false }`
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/lockless/write.rs:423:13
[INFO] [stderr]     |
[INFO] [stderr] 423 |             &mut table[0];
[INFO] [stderr]     |             ^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 423 |             let _ = &mut table[0];
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/shared/aslock.rs:201:13
[INFO] [stderr]     |
[INFO] [stderr] 201 |             &mut table[0];
[INFO] [stderr]     |             ^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 201 |             let _ = &mut table[0];
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `active_standby` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/active_standby-8c93c3726cfa5258)
[INFO] [stdout] 
[INFO] [stdout] running 99 tests
[INFO] [stdout] test collections::btreemap::lockless_test::clear ... ok
[INFO] [stdout] test collections::btreemap::lockless_test::debug_str ... ok
[INFO] [stdout] test collections::btreemap::lockless_test::append ... ok
[INFO] [stdout] test collections::btreemap::shared_test::remove ... ok
[INFO] [stdout] test collections::btreemap::shared_test::append ... ok
[INFO] [stdout] test collections::btreeset::lockless_test::remove_and_take ... ok
[INFO] [stdout] test collections::btreemap::lockless_test::insert ... ok
[INFO] [stdout] test collections::btreemap::lockless_test::remove ... ok
[INFO] [stdout] test collections::btreeset::lockless_test::append ... ok
[INFO] [stdout] test collections::btreeset::lockless_test::clear ... ok
[INFO] [stdout] test collections::btreemap::shared_test::clear ... ok
[INFO] [stdout] test collections::btreeset::lockless_test::debug_str ... ok
[INFO] [stdout] test collections::btreemap::lockless_test::remove_entry ... ok
[INFO] [stdout] test collections::btreeset::shared_test::append ... ok
[INFO] [stdout] test collections::btreemap::shared_test::insert ... ok
[INFO] [stdout] test collections::btreeset::shared_test::clear ... ok
[INFO] [stdout] test collections::hashmap::lockless_test::debug_str ... ok
[INFO] [stdout] test collections::btreeset::shared_test::debug_str ... ok
[INFO] [stdout] test collections::btreeset::shared_test::insert ... ok
[INFO] [stdout] test collections::btreeset::shared_test::remove_and_take ... ok
[INFO] [stdout] test collections::btreemap::shared_test::debug_str ... ok
[INFO] [stdout] test collections::hashmap::lockless_test::clear ... ok
[INFO] [stdout] test collections::btreemap::shared_test::remove_entry ... ok
[INFO] [stdout] test collections::btreeset::lockless_test::insert ... ok
[INFO] [stdout] test collections::hashmap::lockless_test::retain ... ok
[INFO] [stdout] test collections::hashmap::lockless_test::shrink_to_fit_and_reserve ... ok
[INFO] [stdout] test collections::hashmap::lockless_test::drain ... ok
[INFO] [stdout] test collections::hashmap::lockless_test::remove ... ok
[INFO] [stdout] test collections::hashmap::lockless_test::insert ... ok
[INFO] [stdout] test collections::hashmap::shared_test::remove ... ok
[INFO] [stdout] test collections::hashmap::shared_test::shrink_to_fit_and_reserve ... ok
[INFO] [stdout] test collections::hashmap::shared_test::drain ... ok
[INFO] [stdout] test collections::hashmap::lockless_test::remove_entry ... ok
[INFO] [stdout] test collections::hashmap::shared_test::retain ... ok
[INFO] [stdout] test collections::hashmap::shared_test::insert ... ok
[INFO] [stdout] test collections::hashmap::shared_test::clear ... ok
[INFO] [stdout] test collections::hashmap::shared_test::remove_entry ... ok
[INFO] [stdout] test collections::hashmap::shared_test::debug_str ... ok
[INFO] [stdout] test collections::hashset::lockless_test::clear ... ok
[INFO] [stdout] test collections::hashset::lockless_test::debug_str ... ok
[INFO] [stdout] test collections::hashset::lockless_test::insert_and_replace ... ok
[INFO] [stdout] test collections::hashset::lockless_test::drain ... ok
[INFO] [stdout] test collections::hashset::lockless_test::remove_and_take ... ok
[INFO] [stdout] test collections::hashset::lockless_test::retain ... ok
[INFO] [stdout] test collections::hashset::lockless_test::shrink_to_fit_and_reserve ... ok
[INFO] [stdout] test collections::hashset::shared_test::clear ... ok
[INFO] [stdout] test collections::hashset::shared_test::debug_str ... ok
[INFO] [stdout] test collections::hashset::shared_test::drain ... ok
[INFO] [stdout] test collections::vec::lockless_test::indirect_type ... ok
[INFO] [stdout] test collections::vec::lockless_test::shrink_to_fit ... ok
[INFO] [stdout] test collections::vec::lockless_test::truncate ... ok
[INFO] [stdout] test collections::vec::lockless_test::push ... ok
[INFO] [stdout] test collections::hashset::shared_test::shrink_to_fit_and_reserve ... ok
[INFO] [stdout] test collections::vec::shared_test::clear ... ok
[INFO] [stdout] test collections::vec::shared_test::debug_str ... ok
[INFO] [stdout] test collections::vec::lockless_test::reserve ... ok
[INFO] [stdout] test collections::vec::lockless_test::pop ... ok
[INFO] [stdout] test collections::vec::lockless_test::swap_remove ... ok
[INFO] [stdout] test collections::vec::lockless_test::lifetimes ... ok
[INFO] [stdout] test collections::vec::shared_test::insert ... ok
[INFO] [stdout] test collections::vec::shared_test::push ... ok
[INFO] [stdout] test collections::vec::lockless_test::insert ... ok
[INFO] [stdout] test collections::vec::shared_test::shrink_to_fit ... ok
[INFO] [stdout] test collections::vec::lockless_test::reserve_exact ... ok
[INFO] [stdout] test collections::vec::lockless_test::retain ... ok
[INFO] [stdout] test collections::vec::lockless_test::debug_str ... ok
[INFO] [stdout] test collections::vec::shared_test::reserve ... ok
[INFO] [stdout] test collections::vec::lockless_test::drain ... ok
[INFO] [stdout] test collections::hashset::shared_test::remove_and_take ... ok
[INFO] [stdout] test collections::vec::lockless_test::clear ... ok
[INFO] [stdout] test collections::vec::shared_test::pop ... ok
[INFO] [stdout] test collections::vec::shared_test::truncate ... ok
[INFO] [stdout] test collections::hashset::shared_test::insert_and_replace ... ok
[INFO] [stdout] test collections::vec::shared_test::drain ... ok
[INFO] [stdout] test collections::vec::shared_test::indirect_type ... ok
[INFO] [stdout] test collections::vec::shared_test::lifetimes ... ok
[INFO] [stdout] test collections::vec::shared_test::retain ... ok
[INFO] [stdout] test collections::vec::shared_test::reserve_exact ... ok
[INFO] [stdout] test collections::vec::shared_test::swap_remove ... ok
[INFO] [stdout] test collections::hashset::shared_test::retain ... ok
[INFO] [stdout] test shared::aslock::test::one_write_guard ... ok
[INFO] [stdout] test lockless::write::test::publish_update ... ok
[INFO] [stdout] test lockless::write::test::mutable_ref ... ok
[INFO] [stdout] test lockless::write::test::debug_str ... ok
[INFO] [stdout] test shared::aslock::test::debug_str ... ok
[INFO] [stdout] test lockless::write::test::multi_publish ... ok
[INFO] [stdout] test shared::aslock::test::update_tables_closure ... ok
[INFO] [stdout] test shared::aslock::test::multi_publish ... ok
[INFO] [stdout] test shared::aslock::test::multi_apply ... ok
[INFO] [stdout] test lockless::write::test::one_write_guard ... ok
[INFO] [stdout] test lockless::write::test::multi_apply ... ok
[INFO] [stdout] test lockless::write::test::writer_dropped ... ok
[INFO] [stdout] test lockless::write::test::update_tables_closure ... ok
[INFO] [stdout] test lockless::write::test::one_read_guard ... ok
[INFO] [stdout] test shared::aslock::test::publish_update ... ok
[INFO] [stdout] test lockless::write::test::multi_thread ... ok
[INFO] [stdout] test shared::table::test::table ... ok
[INFO] [stdout] test shared::aslock::test::multi_thread ... ok
[INFO] [stdout] test lockless::write::test::reader_not_reentrant - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 99 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/loom.rs (/opt/rustwide/target/debug/deps/loom-ff22fba2e0fc125d)
[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]    Doc-tests active_standby
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/types.rs - types::UpdateTables (line 52) ... ok
[INFO] [stdout] test src/types.rs - types::UpdateTables (line 69) ... ok
[INFO] [stdout] test src/lib.rs - (line 67) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "02d5d2ce884c8d353fb6b47e7031c044e3e6105d1c254a0ea72b9746f4d74b20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02d5d2ce884c8d353fb6b47e7031c044e3e6105d1c254a0ea72b9746f4d74b20", kill_on_drop: false }`
[INFO] [stdout] 02d5d2ce884c8d353fb6b47e7031c044e3e6105d1c254a0ea72b9746f4d74b20