[INFO] fetching crate mech 0.3.5...
[INFO] checking mech-0.3.5 against try#dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e for pr-153721
[INFO] extracting crate mech 0.3.5 into /workspace/builds/worker-3-tc2/source
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate mech 0.3.5
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mech 0.3.5
[INFO] tweaked toml for crates.io crate mech 0.3.5 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mech 0.3.5 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 mech 0.3.5 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-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ce2aaf6d78b85a725414548bf00df687d2982fcebadc9a7327bb2d2dc4099f61
[INFO] running `Command { std: "docker" "start" "ce2aaf6d78b85a725414548bf00df687d2982fcebadc9a7327bb2d2dc4099f61", 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" "ce2aaf6d78b85a725414548bf00df687d2982fcebadc9a7327bb2d2dc4099f61" "/opt/rustwide/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce2aaf6d78b85a725414548bf00df687d2982fcebadc9a7327bb2d2dc4099f61", 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" "ce2aaf6d78b85a725414548bf00df687d2982fcebadc9a7327bb2d2dc4099f61" "/opt/rustwide/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking bytes v1.11.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling find-msvc-tools v0.1.5
[INFO] [stderr]     Checking unicode-width v0.2.2
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]     Checking brotli v8.0.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]     Checking bytecount v0.6.9
[INFO] [stderr]     Checking unty v0.0.4
[INFO] [stderr]     Checking inventory v0.3.22
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking testing_table v0.3.0
[INFO] [stderr]     Checking safe_arch v0.7.4
[INFO] [stderr]     Checking papergrid v0.17.0
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling icu_properties_data v2.1.1
[INFO] [stderr]     Checking tracing-core v0.1.35
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]    Compiling aws-lc-rs v1.16.1
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking wide v0.7.33
[INFO] [stderr]     Checking tracing v0.1.43
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking zlib-rs v0.5.3
[INFO] [stderr]    Compiling rustls v0.23.35
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]     Checking deranged v0.5.5
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking libz-rs-sys v0.5.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.7
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling cc v1.2.48
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking crc-catalog v2.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling nix v0.31.2
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]     Checking crc v3.4.0
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]    Compiling multer v2.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]     Checking compression-core v0.4.31
[INFO] [stderr]     Checking simba v0.9.1
[INFO] [stderr]     Checking data-encoding v2.10.0
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking signal-hook v0.3.18
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]    Compiling cmake v0.1.57
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking compression-codecs v0.4.33
[INFO] [stderr]     Checking filetime v0.2.26
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling winres v0.1.12
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking bumpalo v3.19.0
[INFO] [stderr]     Checking clap_lex v1.0.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking bit-vec v0.7.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking libbz2-rs-sys v0.2.2
[INFO] [stderr]     Checking iri-string v0.7.9
[INFO] [stderr]     Checking headers v0.3.9
[INFO] [stderr]     Checking zopfli v0.8.3
[INFO] [stderr]     Checking bit-set v0.6.0
[INFO] [stderr]     Checking nt-time v0.8.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling mech v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking clap_builder v4.5.60
[INFO] [stdout] error: target-based cfg should be avoided in build scripts
[INFO] [stdout]   --> build.rs:15:6
[INFO] [stdout]    |
[INFO] [stdout] 15 |   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 `mech` (build script) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ce2aaf6d78b85a725414548bf00df687d2982fcebadc9a7327bb2d2dc4099f61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce2aaf6d78b85a725414548bf00df687d2982fcebadc9a7327bb2d2dc4099f61", kill_on_drop: false }`
[INFO] [stdout] ce2aaf6d78b85a725414548bf00df687d2982fcebadc9a7327bb2d2dc4099f61
