[INFO] fetching crate serialscale 0.1.2...
[INFO] testing serialscale-0.1.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate serialscale 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate serialscale 0.1.2
[INFO] finished tweaking crates.io crate serialscale 0.1.2
[INFO] tweaked toml for crates.io crate serialscale 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serialscale 0.1.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serialscale 0.1.2 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.12
[INFO] [stderr]   Downloaded toml v0.8.13
[INFO] [stderr]   Downloaded colorchoice v1.0.1
[INFO] [stderr]   Downloaded toml_datetime v0.6.6
[INFO] [stderr]   Downloaded bitflags v1.3.2
[INFO] [stderr]   Downloaded itoa v1.0.11
[INFO] [stderr]   Downloaded libudev v0.3.0
[INFO] [stderr]   Downloaded is_terminal_polyfill v1.70.0
[INFO] [stderr]   Downloaded ascii_converter v0.3.0
[INFO] [stderr]   Downloaded utf8parse v0.2.1
[INFO] [stderr]   Downloaded anstyle-parse v0.2.4
[INFO] [stderr]   Downloaded anstream v0.6.14
[INFO] [stderr]   Downloaded ascii v1.1.0
[INFO] [stderr]   Downloaded clap_builder v4.5.2
[INFO] [stderr]   Downloaded tiny_http v0.12.0
[INFO] [stderr]   Downloaded hashbrown v0.14.5
[INFO] [stderr]   Downloaded syn v2.0.66
[INFO] [stderr]   Downloaded thiserror-impl v1.0.61
[INFO] [stderr]   Downloaded nix v0.26.4
[INFO] [stderr]   Downloaded serialport v4.3.0
[INFO] [stderr]   Downloaded regex v1.10.4
[INFO] [stderr]   Downloaded log v0.4.21
[INFO] [stderr]   Downloaded proc-macro2 v1.0.83
[INFO] [stderr]   Downloaded clap v4.5.4
[INFO] [stderr]   Downloaded core-foundation-sys v0.8.6
[INFO] [stderr]   Downloaded serde_json v1.0.117
[INFO] [stderr]   Downloaded thiserror v1.0.61
[INFO] [stderr]   Downloaded unescaper v0.1.4
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.52.5
[INFO] [stderr]   Downloaded indexmap v2.2.6
[INFO] [stderr]   Downloaded windows_i686_gnullvm v0.52.5
[INFO] [stderr]   Downloaded serde_spanned v0.6.6
[INFO] [stderr]   Downloaded winnow v0.6.8
[INFO] [stderr]   Downloaded anstyle-query v1.0.3
[INFO] [stderr]   Downloaded windows-targets v0.52.5
[INFO] [stderr]   Downloaded anstyle-wincon v3.0.3
[INFO] [stderr]   Downloaded regex-syntax v0.8.3
[INFO] [stderr]   Downloaded clap_lex v0.7.0
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.52.5
[INFO] [stderr]   Downloaded clap_derive v4.5.4
[INFO] [stderr]   Downloaded ryu v1.0.18
[INFO] [stderr]   Downloaded libudev-sys v0.1.4
[INFO] [stderr]   Downloaded chunked_transfer v1.5.0
[INFO] [stderr]   Downloaded libc v0.2.155
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.52.5
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.52.5
[INFO] [stderr]   Downloaded windows_i686_gnu v0.52.5
[INFO] [stderr]   Downloaded equivalent v1.0.1
[INFO] [stderr]   Downloaded serde v1.0.202
[INFO] [stderr]   Downloaded memchr v2.7.2
[INFO] [stderr]   Downloaded windows_i686_msvc v0.52.5
[INFO] [stderr]   Downloaded regex-automata v0.4.6
[INFO] [stderr]   Downloaded toml_edit v0.22.13
[INFO] [stderr]   Downloaded heck v0.5.0
[INFO] [stderr]   Downloaded mach2 v0.4.2
[INFO] [stderr]   Downloaded anstyle v1.0.7
[INFO] [stderr]   Downloaded bitflags v2.5.0
[INFO] [stderr]   Downloaded pkg-config v0.3.30
[INFO] [stderr]   Downloaded quote v1.0.36
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.52.5
[INFO] [stderr]   Downloaded serde_derive v1.0.202
[INFO] [stderr]   Downloaded io-kit-sys v0.4.1
[INFO] [stderr]   Downloaded httpdate v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f1e0f252c7835a72dfc4c2d6e5c9bd1fdd83e894a95f8b69adcb6983628f7e0
[INFO] running `Command { std: "docker" "start" "-a" "5f1e0f252c7835a72dfc4c2d6e5c9bd1fdd83e894a95f8b69adcb6983628f7e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f1e0f252c7835a72dfc4c2d6e5c9bd1fdd83e894a95f8b69adcb6983628f7e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f1e0f252c7835a72dfc4c2d6e5c9bd1fdd83e894a95f8b69adcb6983628f7e0", kill_on_drop: false }`
[INFO] [stdout] 5f1e0f252c7835a72dfc4c2d6e5c9bd1fdd83e894a95f8b69adcb6983628f7e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a90439ca6b5038d46c0d0efe6d3b9197b437346f3d6d7ba1d5e09c4c28709f6
[INFO] running `Command { std: "docker" "start" "-a" "0a90439ca6b5038d46c0d0efe6d3b9197b437346f3d6d7ba1d5e09c4c28709f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.83
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling anstyle v1.0.7
[INFO] [stderr]    Compiling anstyle-query v1.0.3
[INFO] [stderr]    Compiling colorchoice v1.0.1
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling anstyle-parse v0.2.4
[INFO] [stderr]    Compiling winnow v0.6.8
[INFO] [stderr]    Compiling clap_lex v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling chunked_transfer v1.5.0
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling ascii v1.1.0
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling anstream v0.6.14
[INFO] [stderr]    Compiling ascii_converter v0.3.0
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling clap_builder v4.5.2
[INFO] [stderr]    Compiling tiny_http v0.12.0
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling libudev v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.202
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]    Compiling unescaper v0.1.4
[INFO] [stderr]    Compiling serialport v4.3.0
[INFO] [stderr]    Compiling clap v4.5.4
[INFO] [stderr]    Compiling serde_spanned v0.6.6
[INFO] [stderr]    Compiling toml_datetime v0.6.6
[INFO] [stderr]    Compiling toml_edit v0.22.13
[INFO] [stderr]    Compiling toml v0.8.13
[INFO] [stderr]    Compiling serialscale v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.17s
[INFO] running `Command { std: "docker" "inspect" "0a90439ca6b5038d46c0d0efe6d3b9197b437346f3d6d7ba1d5e09c4c28709f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a90439ca6b5038d46c0d0efe6d3b9197b437346f3d6d7ba1d5e09c4c28709f6", kill_on_drop: false }`
[INFO] [stdout] 0a90439ca6b5038d46c0d0efe6d3b9197b437346f3d6d7ba1d5e09c4c28709f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a3428a43dbb4d3eca72b1aea81cba635e8b8e96e6bf78e3d09de5a7b1645768
[INFO] running `Command { std: "docker" "start" "-a" "3a3428a43dbb4d3eca72b1aea81cba635e8b8e96e6bf78e3d09de5a7b1645768", kill_on_drop: false }`
[INFO] [stderr]    Compiling serialscale v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "3a3428a43dbb4d3eca72b1aea81cba635e8b8e96e6bf78e3d09de5a7b1645768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a3428a43dbb4d3eca72b1aea81cba635e8b8e96e6bf78e3d09de5a7b1645768", kill_on_drop: false }`
[INFO] [stdout] 3a3428a43dbb4d3eca72b1aea81cba635e8b8e96e6bf78e3d09de5a7b1645768
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 39c20779b1e1cdba3219f14e0694c90b546385ca1de211e2856b6e3695dd0a9f
[INFO] running `Command { std: "docker" "start" "-a" "39c20779b1e1cdba3219f14e0694c90b546385ca1de211e2856b6e3695dd0a9f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/serialscale-9e234045950ed580)
[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] running `Command { std: "docker" "inspect" "39c20779b1e1cdba3219f14e0694c90b546385ca1de211e2856b6e3695dd0a9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39c20779b1e1cdba3219f14e0694c90b546385ca1de211e2856b6e3695dd0a9f", kill_on_drop: false }`
[INFO] [stdout] 39c20779b1e1cdba3219f14e0694c90b546385ca1de211e2856b6e3695dd0a9f