[INFO] fetching crate stak-minifier 0.11.4...
[INFO] checking stak-minifier-0.11.4 against try#87f2ecc56b5f6032b075c8934ebc77f28d57183c for pr-148190
[INFO] extracting crate stak-minifier 0.11.4 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate stak-minifier 0.11.4
[INFO] finished tweaking crates.io crate stak-minifier 0.11.4
[INFO] tweaked toml for crates.io crate stak-minifier 0.11.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stak-minifier 0.11.4 on toolchain 87f2ecc56b5f6032b075c8934ebc77f28d57183c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stak-minifier 0.11.4 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" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b77322c921fba8b3340ffa6dc0c1c1c44081d0ec534ef5b4883e37550157d643
[INFO] running `Command { std: "docker" "start" "-a" "b77322c921fba8b3340ffa6dc0c1c1c44081d0ec534ef5b4883e37550157d643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b77322c921fba8b3340ffa6dc0c1c1c44081d0ec534ef5b4883e37550157d643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b77322c921fba8b3340ffa6dc0c1c1c44081d0ec534ef5b4883e37550157d643", kill_on_drop: false }`
[INFO] [stdout] b77322c921fba8b3340ffa6dc0c1c1c44081d0ec534ef5b4883e37550157d643
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d89a45882e7c40396c69a3b1d3cd8ae7673934365944edf81c7b6a0d37b238d
[INFO] running `Command { std: "docker" "start" "-a" "7d89a45882e7c40396c69a3b1d3cd8ae7673934365944edf81c7b6a0d37b238d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-elif v0.6.5
[INFO] [stderr]    Compiling noop-executor v0.1.2
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling heapless v0.9.1
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling stak-compiler v0.11.4
[INFO] [stderr]    Compiling stak-configuration v0.11.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling stak-util v0.11.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling stak-macro-util v0.11.4
[INFO] [stderr]    Compiling winter-maybe-async v0.13.1
[INFO] [stderr]    Compiling stak-vm v0.11.4
[INFO] [stderr]     Checking stak-time v0.11.4
[INFO] [stderr]     Checking stak-process-context v0.11.4
[INFO] [stderr]     Checking stak-device v0.11.4
[INFO] [stderr]     Checking stak-inexact v0.11.4
[INFO] [stderr]     Checking stak-native v0.11.4
[INFO] [stderr]     Checking stak-file v0.11.4
[INFO] [stderr]     Checking stak-r7rs v0.11.4
[INFO] [stderr]    Compiling stak-macro v0.11.4
[INFO] [stderr]     Checking stak-minifier v0.11.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5m 05s
[INFO] running `Command { std: "docker" "inspect" "7d89a45882e7c40396c69a3b1d3cd8ae7673934365944edf81c7b6a0d37b238d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d89a45882e7c40396c69a3b1d3cd8ae7673934365944edf81c7b6a0d37b238d", kill_on_drop: false }`
[INFO] [stdout] 7d89a45882e7c40396c69a3b1d3cd8ae7673934365944edf81c7b6a0d37b238d