[INFO] fetching crate mqtt-benchmark 0.2.4...
[INFO] testing mqtt-benchmark-0.2.4 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate mqtt-benchmark 0.2.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate mqtt-benchmark 0.2.4
[INFO] finished tweaking crates.io crate mqtt-benchmark 0.2.4
[INFO] tweaked toml for crates.io crate mqtt-benchmark 0.2.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mqtt-benchmark 0.2.4 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mqtt-benchmark 0.2.4 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e56edb73c8d9ec1a0432140aafa0397bb6faf253c90e62ff7314e523e112f1df
[INFO] running `Command { std: "docker" "start" "-a" "e56edb73c8d9ec1a0432140aafa0397bb6faf253c90e62ff7314e523e112f1df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e56edb73c8d9ec1a0432140aafa0397bb6faf253c90e62ff7314e523e112f1df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e56edb73c8d9ec1a0432140aafa0397bb6faf253c90e62ff7314e523e112f1df", kill_on_drop: false }`
[INFO] [stdout] e56edb73c8d9ec1a0432140aafa0397bb6faf253c90e62ff7314e523e112f1df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1443df257465e6109563421e939e18fa3855f07cfdf64784530bc25ae5e309c3
[INFO] running `Command { std: "docker" "start" "-a" "1443df257465e6109563421e939e18fa3855f07cfdf64784530bc25ae5e309c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling cc v1.0.99
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling litemap v0.7.3
[INFO] [stderr]    Compiling rustls-pki-types v1.7.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling anstyle-parse v0.2.4
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling anstyle v1.0.7
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling colorchoice v1.0.1
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.0
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling anstyle-query v1.1.0
[INFO] [stderr]    Compiling clap_lex v0.7.1
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling rustls-pemfile v2.1.2
[INFO] [stderr]    Compiling anstream v0.6.14
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling flume v0.11.0
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling rustls-native-certs v0.7.0
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling awaitgroup v0.7.0
[INFO] [stderr]    Compiling clap_builder v4.5.7
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling rustls-webpki v0.102.4
[INFO] [stderr]    Compiling zerofrom-derive v0.1.4
[INFO] [stderr]    Compiling yoke-derive v0.7.4
[INFO] [stderr]    Compiling zerovec-derive v0.10.2
[INFO] [stderr]    Compiling displaydoc v0.2.4
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling clap_derive v4.5.5
[INFO] [stderr]    Compiling tokio v1.38.0
[INFO] [stderr]    Compiling zerofrom v0.1.4
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling yoke v0.7.4
[INFO] [stderr]    Compiling clap v4.5.7
[INFO] [stderr]    Compiling zerovec v0.10.2
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling icu_properties v1.5.0
[INFO] [stderr]    Compiling tokio-rustls v0.25.0
[INFO] [stderr]    Compiling rumqttc v0.24.0
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]    Compiling idna v1.0.0
[INFO] [stderr]    Compiling url v2.5.1
[INFO] [stderr]    Compiling mqtt-benchmark v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `time::Instant`: import `time::ext::InstantExt` instead
[INFO] [stdout]   --> src/main.rs:95:27
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let start = time::Instant::now();
[INFO] [stdout]    |                           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `time::Instant`: import `time::ext::InstantExt` instead
[INFO] [stdout]    --> src/main.rs:168:27
[INFO] [stdout]     |
[INFO] [stdout] 168 |         let start = time::Instant::now();
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "1443df257465e6109563421e939e18fa3855f07cfdf64784530bc25ae5e309c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1443df257465e6109563421e939e18fa3855f07cfdf64784530bc25ae5e309c3", kill_on_drop: false }`
[INFO] [stdout] 1443df257465e6109563421e939e18fa3855f07cfdf64784530bc25ae5e309c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a3be5ebf64214105d2444d35b7678058df927ae67eb0484d281ad4dc851a326
[INFO] running `Command { std: "docker" "start" "-a" "5a3be5ebf64214105d2444d35b7678058df927ae67eb0484d281ad4dc851a326", kill_on_drop: false }`
[INFO] [stderr]    Compiling mqtt-benchmark v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `time::Instant`: import `time::ext::InstantExt` instead
[INFO] [stdout]   --> src/main.rs:95:27
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let start = time::Instant::now();
[INFO] [stdout]    |                           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `time::Instant`: import `time::ext::InstantExt` instead
[INFO] [stdout]    --> src/main.rs:168:27
[INFO] [stdout]     |
[INFO] [stdout] 168 |         let start = time::Instant::now();
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "5a3be5ebf64214105d2444d35b7678058df927ae67eb0484d281ad4dc851a326", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a3be5ebf64214105d2444d35b7678058df927ae67eb0484d281ad4dc851a326", kill_on_drop: false }`
[INFO] [stdout] 5a3be5ebf64214105d2444d35b7678058df927ae67eb0484d281ad4dc851a326
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 267b6e5cbd5a1ad3cc763e27a6f20ca2bfe5fcd3f809c2e647379b6e033bab90
[INFO] running `Command { std: "docker" "start" "-a" "267b6e5cbd5a1ad3cc763e27a6f20ca2bfe5fcd3f809c2e647379b6e033bab90", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated struct `time::Instant`: import `time::ext::InstantExt` instead
[INFO] [stderr]   --> src/main.rs:95:27
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let start = time::Instant::now();
[INFO] [stderr]    |                           ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `time::Instant`: import `time::ext::InstantExt` instead
[INFO] [stderr]    --> src/main.rs:168:27
[INFO] [stderr]     |
[INFO] [stderr] 168 |         let start = time::Instant::now();
[INFO] [stderr]     |                           ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mqtt-benchmark` (bin "mqtt-benchmark" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mqtt_benchmark-ecdb617bf75a290a)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::benchmark ... ok
[INFO] [stdout] test tests::client ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "267b6e5cbd5a1ad3cc763e27a6f20ca2bfe5fcd3f809c2e647379b6e033bab90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "267b6e5cbd5a1ad3cc763e27a6f20ca2bfe5fcd3f809c2e647379b6e033bab90", kill_on_drop: false }`
[INFO] [stdout] 267b6e5cbd5a1ad3cc763e27a6f20ca2bfe5fcd3f809c2e647379b6e033bab90
