[INFO] fetching crate mcai-benchmark 0.3.0...
[INFO] testing mcai-benchmark-0.3.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mcai-benchmark 0.3.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate mcai-benchmark 0.3.0
[INFO] finished tweaking crates.io crate mcai-benchmark 0.3.0
[INFO] tweaked toml for crates.io crate mcai-benchmark 0.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcai-benchmark 0.3.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 233 packages to latest compatible versions
[INFO] [stderr]       Adding bollard v0.12.0 (available: v0.19.3)
[INFO] [stderr]       Adding bollard-stubs v1.42.0-rc.0 (available: v1.42.0-rc.8)
[INFO] [stderr]       Adding byte-unit v4.0.19 (available: v5.1.6)
[INFO] [stderr]       Adding enterpolation v0.1.1 (available: v0.3.0)
[INFO] [stderr]       Adding handlebars v4.5.0 (available: v6.3.2)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] [stderr]       Adding serde_valid v0.2.0 (available: v1.0.5)
[INFO] [stderr]       Adding serde_yaml v0.8.26 (available: v0.9.34+deprecated)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0d4ec0a5be037cd1fd0b75c63e14a23d23418db582fea36b8768ecfd05b3273
[INFO] running `Command { std: "docker" "start" "-a" "e0d4ec0a5be037cd1fd0b75c63e14a23d23418db582fea36b8768ecfd05b3273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0d4ec0a5be037cd1fd0b75c63e14a23d23418db582fea36b8768ecfd05b3273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0d4ec0a5be037cd1fd0b75c63e14a23d23418db582fea36b8768ecfd05b3273", kill_on_drop: false }`
[INFO] [stdout] e0d4ec0a5be037cd1fd0b75c63e14a23d23418db582fea36b8768ecfd05b3273
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2eaf22a9824d2894870b52c9edeeba145d1071cbee33a5a443aee81ca65391f
[INFO] running `Command { std: "docker" "start" "-a" "e2eaf22a9824d2894870b52c9edeeba145d1071cbee33a5a443aee81ca65391f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling value-bag v1.11.1
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling rustix v0.37.28
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling async-lock v3.4.1
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling waker-fn v1.2.0
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling async-lock v2.8.0
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling async-executor v1.13.3
[INFO] [stderr]    Compiling topology-traits v0.1.2
[INFO] [stderr]    Compiling assert_float_eq v1.2.0
[INFO] [stderr]    Compiling enterpolation v0.1.1
[INFO] [stderr]    Compiling byte-unit v4.0.19
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling pest v2.8.2
[INFO] [stderr]    Compiling serde_yaml v0.8.26
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling pest_meta v2.8.2
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pest_generator v2.8.2
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling serde_valid_derive v0.2.0
[INFO] [stderr]    Compiling pest_derive v2.8.2
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling handlebars v4.5.0
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling serde_valid v0.2.0
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]    Compiling polling v3.11.0
[INFO] [stderr]    Compiling serde_with v1.14.0
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling async-std v1.13.2
[INFO] [stderr]    Compiling bollard-stubs v1.42.0-rc.0
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyperlocal v0.8.0
[INFO] [stderr]    Compiling bollard v0.12.0
[INFO] [stderr]    Compiling mcai-docker v0.2.2
[INFO] [stderr]    Compiling mcai-benchmark v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `chrono::NaiveDateTime::timestamp_nanos`: use `.and_utc().timestamp_nanos_opt()` instead
[INFO] [stdout]   --> src/report/writer.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |       .timestamp_nanos();
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 47.12s
[INFO] running `Command { std: "docker" "inspect" "e2eaf22a9824d2894870b52c9edeeba145d1071cbee33a5a443aee81ca65391f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2eaf22a9824d2894870b52c9edeeba145d1071cbee33a5a443aee81ca65391f", kill_on_drop: false }`
[INFO] [stdout] e2eaf22a9824d2894870b52c9edeeba145d1071cbee33a5a443aee81ca65391f
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02b668a2989c14f1e3fb6ff940ea7ac2734f00960d7ffff63a55b88e7c4c8cbe
[INFO] running `Command { std: "docker" "start" "-a" "02b668a2989c14f1e3fb6ff940ea7ac2734f00960d7ffff63a55b88e7c4c8cbe", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated method `chrono::NaiveDateTime::timestamp_nanos`: use `.and_utc().timestamp_nanos_opt()` instead
[INFO] [stdout]   --> src/report/writer.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |       .timestamp_nanos();
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mcai-benchmark v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `chrono::NaiveDateTime::timestamp_nanos`: use `.and_utc().timestamp_nanos_opt()` instead
[INFO] [stdout]   --> src/report/writer.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |       .timestamp_nanos();
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "02b668a2989c14f1e3fb6ff940ea7ac2734f00960d7ffff63a55b88e7c4c8cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02b668a2989c14f1e3fb6ff940ea7ac2734f00960d7ffff63a55b88e7c4c8cbe", kill_on_drop: false }`
[INFO] [stdout] 02b668a2989c14f1e3fb6ff940ea7ac2734f00960d7ffff63a55b88e7c4c8cbe
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4dba92a0824ab8e7acecd270acc817b7f3942ce11ef6bd870bf4ab800d9eff4f
[INFO] running `Command { std: "docker" "start" "-a" "4dba92a0824ab8e7acecd270acc817b7f3942ce11ef6bd870bf4ab800d9eff4f", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated method `chrono::NaiveDateTime::timestamp_nanos`: use `.and_utc().timestamp_nanos_opt()` instead
[INFO] [stderr]   --> src/report/writer.rs:85:8
[INFO] [stderr]    |
[INFO] [stderr] 85 |       .timestamp_nanos();
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mcai-benchmark` (lib) generated 1 warning
[INFO] [stderr] warning: `mcai-benchmark` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mcai_benchmark-f019fa22f6c41732)
[INFO] [stderr]    Doc-tests mcai_benchmark
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 33) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4dba92a0824ab8e7acecd270acc817b7f3942ce11ef6bd870bf4ab800d9eff4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dba92a0824ab8e7acecd270acc817b7f3942ce11ef6bd870bf4ab800d9eff4f", kill_on_drop: false }`
[INFO] [stdout] 4dba92a0824ab8e7acecd270acc817b7f3942ce11ef6bd870bf4ab800d9eff4f