[INFO] fetching crate pco 1.0.2...
[INFO] checking pco-1.0.2 against try#dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e for pr-153721
[INFO] extracting crate pco 1.0.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate pco 1.0.2
[INFO] finished tweaking crates.io crate pco 1.0.2
[INFO] tweaked toml for crates.io crate pco 1.0.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pco 1.0.2 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 pco 1.0.2 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" "+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] dbcb7ba63e7e37b5edb1be6f15c3aaac10aa94fbd3f065ea7e40bfbb8a6bc99f
[INFO] running `Command { std: "docker" "start" "dbcb7ba63e7e37b5edb1be6f15c3aaac10aa94fbd3f065ea7e40bfbb8a6bc99f", 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" "dbcb7ba63e7e37b5edb1be6f15c3aaac10aa94fbd3f065ea7e40bfbb8a6bc99f" "/opt/rustwide/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbcb7ba63e7e37b5edb1be6f15c3aaac10aa94fbd3f065ea7e40bfbb8a6bc99f", 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" "dbcb7ba63e7e37b5edb1be6f15c3aaac10aa94fbd3f065ea7e40bfbb8a6bc99f" "/opt/rustwide/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling libc v0.2.179
[INFO] [stderr]    Compiling pco v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking better_io v0.2.0
[INFO] [stderr]     Checking dtype_dispatch v0.2.1
[INFO] [stdout] error: target-based cfg should be avoided in build scripts
[INFO] [stdout]  --> build.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 |   if cfg!(target_arch = "x86_64")
[INFO] [stdout]   |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use cargo environment variables if possible: `std::env::var("CARGO_CFG_TARGET_ARCH").unwrap_or_default() == "x86_64"`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[deny(misleading_cfg_in_build_script)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: target-based cfg should be avoided in build scripts
[INFO] [stdout]   --> build.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     if !cfg!(target_feature = "bmi1") {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use cargo environment variables if possible: `std::env::var("CARGO_CFG_TARGET_FEATURE").unwrap_or_default() == "bmi1"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: target-based cfg should be avoided in build scripts
[INFO] [stdout]   --> build.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     if !cfg!(target_feature = "bmi2") {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use cargo environment variables if possible: `std::env::var("CARGO_CFG_TARGET_FEATURE").unwrap_or_default() == "bmi2"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: target-based cfg should be avoided in build scripts
[INFO] [stdout]   --> build.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if !cfg!(target_feature = "avx2") {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use cargo environment variables if possible: `std::env::var("CARGO_CFG_TARGET_FEATURE").unwrap_or_default() == "avx2"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pco` (build script) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "dbcb7ba63e7e37b5edb1be6f15c3aaac10aa94fbd3f065ea7e40bfbb8a6bc99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbcb7ba63e7e37b5edb1be6f15c3aaac10aa94fbd3f065ea7e40bfbb8a6bc99f", kill_on_drop: false }`
[INFO] [stdout] dbcb7ba63e7e37b5edb1be6f15c3aaac10aa94fbd3f065ea7e40bfbb8a6bc99f
