[INFO] fetching crate guro-sys 1.0.0...
[INFO] checking guro-sys-1.0.0 against 3154cc1a3e6424e44f438a95007d043ed5ceaaf6+rustflags=-Znext-solver=coherence for pr-133502-30
[INFO] extracting crate guro-sys 1.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate guro-sys 1.0.0
[INFO] finished tweaking crates.io crate guro-sys 1.0.0
[INFO] tweaked toml for crates.io crate guro-sys 1.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate guro-sys 1.0.0 on toolchain 3154cc1a3e6424e44f438a95007d043ed5ceaaf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate guro-sys 1.0.0 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" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 | homepage = "https://github.com/oximo-rs/gurobi-rs"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 32 | repository = "https://github.com/oximo-rs/gurobi-rs"
[INFO] [stderr]    |              ---------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `guro-sys` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 40f1c18b8db92665d5c4622500113a50d04135cd747d64b1d87ef94f6be291e3
[INFO] running `Command { std: "docker" "start" "40f1c18b8db92665d5c4622500113a50d04135cd747d64b1d87ef94f6be291e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40f1c18b8db92665d5c4622500113a50d04135cd747d64b1d87ef94f6be291e3", 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" "40f1c18b8db92665d5c4622500113a50d04135cd747d64b1d87ef94f6be291e3" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40f1c18b8db92665d5c4622500113a50d04135cd747d64b1d87ef94f6be291e3", 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 -Znext-solver=coherence" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "40f1c18b8db92665d5c4622500113a50d04135cd747d64b1d87ef94f6be291e3" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 | homepage = "https://github.com/oximo-rs/gurobi-rs"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 32 | repository = "https://github.com/oximo-rs/gurobi-rs"
[INFO] [stderr]    |              ---------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `guro-sys` (manifest) generated 1 warning
[INFO] [stderr]    Compiling guro-sys v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: guro-sys@1.0.0: unable to retrieve value of GUROBI_HOME: environment variable not found
[INFO] [stderr] warning: guro-sys@1.0.0: Error: Unable to infer Gurobi libname, set the environment variable GUROBI_LIBNAME=...
[INFO] [stderr] error: failed to run custom build command for `guro-sys v1.0.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/guro-sys/41f0076460fbb795/out/build_script_build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=GUROBI_HOME
[INFO] [stderr]   cargo:rerun-if-env-changed=GUROBI_LIBNAME
[INFO] [stderr]   cargo:warning=unable to retrieve value of GUROBI_HOME: environment variable not found
[INFO] [stderr]   cargo:warning=Error: Unable to infer Gurobi libname, set the environment variable GUROBI_LIBNAME=...
[INFO] running `Command { std: "docker" "inspect" "40f1c18b8db92665d5c4622500113a50d04135cd747d64b1d87ef94f6be291e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40f1c18b8db92665d5c4622500113a50d04135cd747d64b1d87ef94f6be291e3", kill_on_drop: false }`
[INFO] [stdout] 40f1c18b8db92665d5c4622500113a50d04135cd747d64b1d87ef94f6be291e3
