[INFO] fetching crate caspaxos-kv 0.2.2...
[INFO] testing caspaxos-kv-0.2.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate caspaxos-kv 0.2.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate caspaxos-kv 0.2.2
[INFO] finished tweaking crates.io crate caspaxos-kv 0.2.2
[INFO] tweaked toml for crates.io crate caspaxos-kv 0.2.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate caspaxos-kv 0.2.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate caspaxos-kv 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fdeeebb04938f8c9656bb0b1589eae9ff2bc91097b2ec325d779cc68973e990
[INFO] running `Command { std: "docker" "start" "-a" "2fdeeebb04938f8c9656bb0b1589eae9ff2bc91097b2ec325d779cc68973e990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fdeeebb04938f8c9656bb0b1589eae9ff2bc91097b2ec325d779cc68973e990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fdeeebb04938f8c9656bb0b1589eae9ff2bc91097b2ec325d779cc68973e990", kill_on_drop: false }`
[INFO] [stdout] 2fdeeebb04938f8c9656bb0b1589eae9ff2bc91097b2ec325d779cc68973e990
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f70cf418be0900177c60b3aaca515167e9913bef6f3a89b1f9ea5702b360cb9
[INFO] running `Command { std: "docker" "start" "-a" "7f70cf418be0900177c60b3aaca515167e9913bef6f3a89b1f9ea5702b360cb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.3
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[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling getrandom v0.1.15
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[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
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[INFO] [stderr]    Compiling parking_lot v0.11.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
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[INFO] [stderr]    Compiling async-fs v1.5.0
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling async-process v1.0.1
[INFO] [stderr]    Compiling async-net v1.5.0
[INFO] [stderr]    Compiling smol v1.2.4
[INFO] [stderr]    Compiling caspaxos-kv v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/udp_net.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |             unsafe {
[INFO] [stdout]    |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/simulator.rs:114:10
[INFO] [stdout]     |
[INFO] [stdout] 114 |     Loss(OneshotSender<Response>),
[INFO] [stdout]     |     ---- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LossyDelivery` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 114 -     Loss(OneshotSender<Response>),
[INFO] [stdout] 114 +     Loss(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.61s
[INFO] running `Command { std: "docker" "inspect" "7f70cf418be0900177c60b3aaca515167e9913bef6f3a89b1f9ea5702b360cb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f70cf418be0900177c60b3aaca515167e9913bef6f3a89b1f9ea5702b360cb9", kill_on_drop: false }`
[INFO] [stdout] 7f70cf418be0900177c60b3aaca515167e9913bef6f3a89b1f9ea5702b360cb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 667756d744f7f38b7ef959969bb29705fa9e63084d2a7f37fc93a20ee15d47d5
[INFO] running `Command { std: "docker" "start" "-a" "667756d744f7f38b7ef959969bb29705fa9e63084d2a7f37fc93a20ee15d47d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling aho-corasick v0.7.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling object v0.21.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/udp_net.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |             unsafe {
[INFO] [stdout]    |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/simulator.rs:114:10
[INFO] [stdout]     |
[INFO] [stdout] 114 |     Loss(OneshotSender<Response>),
[INFO] [stdout]     |     ---- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LossyDelivery` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 114 -     Loss(OneshotSender<Response>),
[INFO] [stdout] 114 +     Loss(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling backtrace v0.3.53
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling color-backtrace v0.4.2
[INFO] [stderr]    Compiling caspaxos-kv v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/udp_net.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |             unsafe {
[INFO] [stdout]    |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/simulator.rs:114:10
[INFO] [stdout]     |
[INFO] [stdout] 114 |     Loss(OneshotSender<Response>),
[INFO] [stdout]     |     ---- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LossyDelivery` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 114 -     Loss(OneshotSender<Response>),
[INFO] [stdout] 114 +     Loss(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 15.50s
[INFO] running `Command { std: "docker" "inspect" "667756d744f7f38b7ef959969bb29705fa9e63084d2a7f37fc93a20ee15d47d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "667756d744f7f38b7ef959969bb29705fa9e63084d2a7f37fc93a20ee15d47d5", kill_on_drop: false }`
[INFO] [stdout] 667756d744f7f38b7ef959969bb29705fa9e63084d2a7f37fc93a20ee15d47d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bbab02adef621a029af028f2f03370bb8395536a601b69a4acea55d7b338d250
[INFO] running `Command { std: "docker" "start" "-a" "bbab02adef621a029af028f2f03370bb8395536a601b69a4acea55d7b338d250", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/udp_net.rs:78:13
[INFO] [stderr]    |
[INFO] [stderr] 78 |             unsafe {
[INFO] [stderr]    |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/simulator.rs:114:10
[INFO] [stderr]     |
[INFO] [stderr] 114 |     Loss(OneshotSender<Response>),
[INFO] [stderr]     |     ---- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `LossyDelivery` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 114 -     Loss(OneshotSender<Response>),
[INFO] [stderr] 114 +     Loss(()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `caspaxos-kv` (lib) generated 2 warnings
[INFO] [stderr] warning: `caspaxos-kv` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/caspaxos_kv-f2e7281ece5c6573)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test bitset::test_bitset ... ok
[INFO] [stdout] test serialization::qc::bool ... ok
[INFO] [stdout] test serialization::qc::u8 ... ok
[INFO] [stdout] test serialization::qc::u64 ... ok
[INFO] [stdout] test serialization::qc::versioned_value ... ok
[INFO] [stdout] test serialization::qc::envelope ... ok
[INFO] [stdout] test serialization::qc::vec ... ok
[INFO] [stdout] test serialization::qc::option ... ok
[INFO] [stdout] test bitset::qc::bitset ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/cas_linearizability.rs (/opt/rustwide/target/debug/deps/cas_linearizability-28c752349f33bb13)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test basic ... ok
[INFO] [stdout] test cas_exact_writes has been running for over 60 seconds
[INFO] [stdout] test cas_monotonicity has been running for over 60 seconds
[INFO] [stdout] test cas_exact_writes ... ok
[INFO] [stdout] test cas_monotonicity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 178.94s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/flake_detector.rs (/opt/rustwide/target/debug/deps/flake_detector-c784c0139514f8cd)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test flake_detector ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests caspaxos_kv
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/simulator.rs - simulator::simulate (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 8.64s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bbab02adef621a029af028f2f03370bb8395536a601b69a4acea55d7b338d250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbab02adef621a029af028f2f03370bb8395536a601b69a4acea55d7b338d250", kill_on_drop: false }`
[INFO] [stdout] bbab02adef621a029af028f2f03370bb8395536a601b69a4acea55d7b338d250
