[INFO] fetching crate meter 0.1.5...
[INFO] testing meter-0.1.5 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate meter 0.1.5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate meter 0.1.5
[INFO] finished tweaking crates.io crate meter 0.1.5
[INFO] tweaked toml for crates.io crate meter 0.1.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate meter 0.1.5 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] crate crates.io crate meter 0.1.5 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 85b0b5ba669d9222ee376f3a040b44492b7e1cfee47b252b3a146709135551ea
[INFO] running `Command { std: "docker" "start" "-a" "85b0b5ba669d9222ee376f3a040b44492b7e1cfee47b252b3a146709135551ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85b0b5ba669d9222ee376f3a040b44492b7e1cfee47b252b3a146709135551ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85b0b5ba669d9222ee376f3a040b44492b7e1cfee47b252b3a146709135551ea", kill_on_drop: false }`
[INFO] [stdout] 85b0b5ba669d9222ee376f3a040b44492b7e1cfee47b252b3a146709135551ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 91318de8ff28aad7d58436927ff6c5700fb01cce6d4d8a75b6640bf4114e8252
[INFO] running `Command { std: "docker" "start" "-a" "91318de8ff28aad7d58436927ff6c5700fb01cce6d4d8a75b6640bf4114e8252", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling cpal v0.13.5
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling keyed_priority_queue v0.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling console v0.15.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling alsa v0.6.0
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling meter v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.82s
[INFO] running `Command { std: "docker" "inspect" "91318de8ff28aad7d58436927ff6c5700fb01cce6d4d8a75b6640bf4114e8252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91318de8ff28aad7d58436927ff6c5700fb01cce6d4d8a75b6640bf4114e8252", kill_on_drop: false }`
[INFO] [stdout] 91318de8ff28aad7d58436927ff6c5700fb01cce6d4d8a75b6640bf4114e8252
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2010cb9f2b73777bd22af55774bd7ae69e9098e7fbc912ed9cef5b3bbf3a6da4
[INFO] running `Command { std: "docker" "start" "-a" "2010cb9f2b73777bd22af55774bd7ae69e9098e7fbc912ed9cef5b3bbf3a6da4", kill_on_drop: false }`
[INFO] [stderr]    Compiling meter v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "2010cb9f2b73777bd22af55774bd7ae69e9098e7fbc912ed9cef5b3bbf3a6da4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2010cb9f2b73777bd22af55774bd7ae69e9098e7fbc912ed9cef5b3bbf3a6da4", kill_on_drop: false }`
[INFO] [stdout] 2010cb9f2b73777bd22af55774bd7ae69e9098e7fbc912ed9cef5b3bbf3a6da4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 1f58fc6eb81ae2b198c7003538d8995ae2b9ef284add6ba50cebdcf25cc9cf41
[INFO] running `Command { std: "docker" "start" "-a" "1f58fc6eb81ae2b198c7003538d8995ae2b9ef284add6ba50cebdcf25cc9cf41", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/meter-b576e14fc27391cb)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::min_amp ... ok
[INFO] [stdout] test tests::basic ... ok
[INFO] [stdout] test tests::no_data ... ok
[INFO] [stdout] test tests::max_amp ... ok
[INFO] [stdout] test tests::very_high ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1f58fc6eb81ae2b198c7003538d8995ae2b9ef284add6ba50cebdcf25cc9cf41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f58fc6eb81ae2b198c7003538d8995ae2b9ef284add6ba50cebdcf25cc9cf41", kill_on_drop: false }`
[INFO] [stdout] 1f58fc6eb81ae2b198c7003538d8995ae2b9ef284add6ba50cebdcf25cc9cf41