[INFO] fetching crate caspaxos-kv 0.2.2... [INFO] testing caspaxos-kv-0.2.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate caspaxos-kv 0.2.2 into /workspace/builds/worker-0-tc2/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-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate caspaxos-kv 0.2.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 47b6d72973d58ef0fd6f43c0c8c9aa143c68b5ab354b0c52648eeee00f0831a9 [INFO] running `Command { std: "docker" "start" "-a" "47b6d72973d58ef0fd6f43c0c8c9aa143c68b5ab354b0c52648eeee00f0831a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "47b6d72973d58ef0fd6f43c0c8c9aa143c68b5ab354b0c52648eeee00f0831a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47b6d72973d58ef0fd6f43c0c8c9aa143c68b5ab354b0c52648eeee00f0831a9", kill_on_drop: false }` [INFO] [stdout] 47b6d72973d58ef0fd6f43c0c8c9aa143c68b5ab354b0c52648eeee00f0831a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac0a639a5e6d538eddc2dd814b6ae912871ea4e1e3492a0b585797a77c5242c3 [INFO] running `Command { std: "docker" "start" "-a" "ac0a639a5e6d538eddc2dd814b6ae912871ea4e1e3492a0b585797a77c5242c3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling futures-core v0.3.7 [INFO] [stderr] Compiling cache-padded v1.1.1 [INFO] [stderr] Compiling parking v2.0.0 [INFO] [stderr] Compiling futures-io v0.3.7 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling pin-project-lite v0.1.11 [INFO] [stderr] Compiling fastrand v1.4.0 [INFO] [stderr] Compiling once_cell v1.4.1 [INFO] [stderr] Compiling event-listener v2.5.1 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling vec-arena v1.0.0 [INFO] [stderr] Compiling async-task v4.0.3 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling concurrent-queue v1.2.2 [INFO] [stderr] Compiling atomic-waker v1.0.0 [INFO] [stderr] Compiling arc-swap v0.4.7 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling instant v0.1.8 [INFO] [stderr] Compiling async-channel v1.5.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.9 [INFO] [stderr] Compiling smallvec v1.4.2 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling lock_api v0.4.1 [INFO] [stderr] Compiling async-lock v2.3.0 [INFO] [stderr] Compiling futures-channel v0.3.7 [INFO] [stderr] Compiling historian v4.0.3 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling futures-lite v1.11.2 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Compiling polling v2.0.2 [INFO] [stderr] Compiling nb-connect v1.0.2 [INFO] [stderr] Compiling signal-hook-registry v1.2.1 [INFO] [stderr] Compiling parking_lot_core v0.8.0 [INFO] [stderr] Compiling fs2 v0.4.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling signal-hook v0.1.16 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling parking_lot v0.11.0 [INFO] [stderr] Compiling blocking v1.0.2 [INFO] [stderr] Compiling async-io v1.1.10 [INFO] [stderr] Compiling async-executor v1.3.0 [INFO] [stderr] Compiling sled v0.34.4 [INFO] [stderr] Compiling async-fs v1.5.0 [INFO] [stderr] Compiling async-process v1.0.1 [INFO] [stderr] Compiling async-net v1.5.0 [INFO] [stderr] Compiling uuid v0.8.1 [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), [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), [INFO] [stdout] 114 + Loss(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.97s [INFO] running `Command { std: "docker" "inspect" "ac0a639a5e6d538eddc2dd814b6ae912871ea4e1e3492a0b585797a77c5242c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac0a639a5e6d538eddc2dd814b6ae912871ea4e1e3492a0b585797a77c5242c3", kill_on_drop: false }` [INFO] [stdout] ac0a639a5e6d538eddc2dd814b6ae912871ea4e1e3492a0b585797a77c5242c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 73317384477d91d14f5d11215658d285b0858be7c7b193e6a48142923e91dca9 [INFO] running `Command { std: "docker" "start" "-a" "73317384477d91d14f5d11215658d285b0858be7c7b193e6a48142923e91dca9", kill_on_drop: false }` [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling aho-corasick v0.7.14 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling gimli v0.22.0 [INFO] [stderr] Compiling regex-syntax v0.6.20 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling rustc-demangle v0.1.18 [INFO] [stderr] Compiling object v0.21.1 [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), [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), [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 backtrace v0.3.53 [INFO] [stderr] Compiling env_logger v0.7.1 [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), [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), [INFO] [stdout] 114 + Loss(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 12.34s [INFO] running `Command { std: "docker" "inspect" "73317384477d91d14f5d11215658d285b0858be7c7b193e6a48142923e91dca9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73317384477d91d14f5d11215658d285b0858be7c7b193e6a48142923e91dca9", kill_on_drop: false }` [INFO] [stdout] 73317384477d91d14f5d11215658d285b0858be7c7b193e6a48142923e91dca9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] cafd293a4edc2c79eca7b05d60d2398a1c029b1c5cf556e3a8c6e3fc9ce97b8c [INFO] running `Command { std: "docker" "start" "-a" "cafd293a4edc2c79eca7b05d60d2398a1c029b1c5cf556e3a8c6e3fc9ce97b8c", 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), [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), [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 0.28s [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 serialization::qc::bool ... ok [INFO] [stdout] test serialization::qc::u8 ... ok [INFO] [stdout] test serialization::qc::u64 ... ok [INFO] [stdout] test serialization::qc::option ... ok [INFO] [stdout] test serialization::qc::envelope ... ok [INFO] [stdout] test serialization::qc::vec ... ok [INFO] [stdout] test bitset::qc::bitset ... ok [INFO] [stdout] test bitset::test_bitset ... ok [INFO] [stdout] test serialization::qc::versioned_value ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s [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 192.80s [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 0.61s [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 9.50s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "cafd293a4edc2c79eca7b05d60d2398a1c029b1c5cf556e3a8c6e3fc9ce97b8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cafd293a4edc2c79eca7b05d60d2398a1c029b1c5cf556e3a8c6e3fc9ce97b8c", kill_on_drop: false }` [INFO] [stdout] cafd293a4edc2c79eca7b05d60d2398a1c029b1c5cf556e3a8c6e3fc9ce97b8c