[INFO] fetching crate btd 1.1.5...
[INFO] checking btd-1.1.5 against try#dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e for pr-153721
[INFO] extracting crate btd 1.1.5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate btd 1.1.5
[INFO] finished tweaking crates.io crate btd 1.1.5
[INFO] tweaked toml for crates.io crate btd 1.1.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate btd 1.1.5 on toolchain dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate btd 1.1.5 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" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8867e0840d1af02e3d3859298287237067032a6d1d5659229b58fdb7085a285d
[INFO] running `Command { std: "docker" "start" "8867e0840d1af02e3d3859298287237067032a6d1d5659229b58fdb7085a285d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8867e0840d1af02e3d3859298287237067032a6d1d5659229b58fdb7085a285d" "/opt/rustwide/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8867e0840d1af02e3d3859298287237067032a6d1d5659229b58fdb7085a285d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8867e0840d1af02e3d3859298287237067032a6d1d5659229b58fdb7085a285d" "/opt/rustwide/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]     Checking once_cell v1.20.3
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking home v0.5.11
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking is-docker v0.2.0
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]     Checking is-wsl v0.4.0
[INFO] [stderr]     Checking pathdiff v0.2.3
[INFO] [stderr]     Checking ryu v1.0.19
[INFO] [stderr]     Checking system v0.3.3
[INFO] [stderr]     Checking indexmap v2.7.1
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking open v5.3.2
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking which v4.4.2
[INFO] [stderr]     Checking tempfile v3.16.0
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking edit v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling winres v0.1.12
[INFO] [stderr]    Compiling btd v1.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] error: target-based cfg should be avoided in build scripts
[INFO] [stdout]  --> build.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 |     if cfg!(target_os = "windows") {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use cargo environment variables if possible: `std::env::var("CARGO_CFG_TARGET_OS").unwrap_or_default() == "windows"`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[deny(misleading_cfg_in_build_script)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `btd` (build script) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8867e0840d1af02e3d3859298287237067032a6d1d5659229b58fdb7085a285d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8867e0840d1af02e3d3859298287237067032a6d1d5659229b58fdb7085a285d", kill_on_drop: false }`
[INFO] [stdout] 8867e0840d1af02e3d3859298287237067032a6d1d5659229b58fdb7085a285d