[INFO] fetching crate mqb 0.4.0...
[INFO] checking mqb-0.4.0 against master#e22dab387f6b4f6a87dfc54ac2f6013dddb41e68 for pr-136776-2
[INFO] extracting crate mqb 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate mqb 0.4.0
[INFO] finished tweaking crates.io crate mqb 0.4.0
[INFO] tweaked toml for crates.io crate mqb 0.4.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mqb 0.4.0 on toolchain e22dab387f6b4f6a87dfc54ac2f6013dddb41e68
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mqb 0.4.0 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" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded sdd v4.1.1
[INFO] [stderr]   Downloaded futures-test v0.3.31
[INFO] [stderr]   Downloaded saa v4.3.2
[INFO] [stderr]   Downloaded serde v1.0.227
[INFO] [stderr]   Downloaded serde_derive v1.0.227
[INFO] [stderr]   Downloaded serde_core v1.0.227
[INFO] [stderr]   Downloaded scc v3.1.2
[INFO] [stderr]   Downloaded easy-parallel v3.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdcb58d86c9b5b7b72317547dd5262489c01c3f4f020890fc5837d3af0ea623e
[INFO] running `Command { std: "docker" "start" "-a" "fdcb58d86c9b5b7b72317547dd5262489c01c3f4f020890fc5837d3af0ea623e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdcb58d86c9b5b7b72317547dd5262489c01c3f4f020890fc5837d3af0ea623e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdcb58d86c9b5b7b72317547dd5262489c01c3f4f020890fc5837d3af0ea623e", kill_on_drop: false }`
[INFO] [stdout] fdcb58d86c9b5b7b72317547dd5262489c01c3f4f020890fc5837d3af0ea623e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34018f034303e31b31d67427fdb205628eb0e7fa739668a2a917ee626bf2a067
[INFO] running `Command { std: "docker" "start" "-a" "34018f034303e31b31d67427fdb205628eb0e7fa739668a2a917ee626bf2a067", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.227
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling serde v1.0.227
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]     Checking anstyle v1.0.11
[INFO] [stderr]     Checking clap_lex v0.7.5
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking clap_builder v4.5.48
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking saa v4.3.2
[INFO] [stderr]     Checking regex-automata v0.4.11
[INFO] [stderr]     Checking sdd v4.1.1
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking scc v3.1.2
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking criterion-plot v0.6.0
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking clap v4.5.48
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking easy-parallel v3.3.1
[INFO] [stderr]     Checking regex v1.11.3
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.227
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking futures-test v0.3.31
[INFO] [stderr]     Checking mqb v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.7.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.49s
[INFO] running `Command { std: "docker" "inspect" "34018f034303e31b31d67427fdb205628eb0e7fa739668a2a917ee626bf2a067", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34018f034303e31b31d67427fdb205628eb0e7fa739668a2a917ee626bf2a067", kill_on_drop: false }`
[INFO] [stdout] 34018f034303e31b31d67427fdb205628eb0e7fa739668a2a917ee626bf2a067