[INFO] fetching crate exprtk_sys 0.0.7...
[INFO] checking exprtk_sys-0.0.7 against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104
[INFO] extracting crate exprtk_sys 0.0.7 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate exprtk_sys 0.0.7 on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exprtk_sys 0.0.7
[INFO] finished tweaking crates.io crate exprtk_sys 0.0.7
[INFO] tweaked toml for crates.io crate exprtk_sys 0.0.7 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd21e79efbc41531dd5c7c03172b0103e6eff1aa07737bcac520c6c0f31f08a7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fd21e79efbc41531dd5c7c03172b0103e6eff1aa07737bcac520c6c0f31f08a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd21e79efbc41531dd5c7c03172b0103e6eff1aa07737bcac520c6c0f31f08a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd21e79efbc41531dd5c7c03172b0103e6eff1aa07737bcac520c6c0f31f08a7", kill_on_drop: false }`
[INFO] [stdout] fd21e79efbc41531dd5c7c03172b0103e6eff1aa07737bcac520c6c0f31f08a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 025cfca76b127907344970c7e93d75cf82db69d2afb1dc9af59f283008ea6556
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "025cfca76b127907344970c7e93d75cf82db69d2afb1dc9af59f283008ea6556", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling exprtk_sys v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `gcc::Build`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut c = gcc::Build::new();
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gcc::Build::new`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut c = gcc::Build::new();
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: In file included from cpp/wrapper.cpp:1:
[INFO] [stderr] warning: cpp/exprtk.hpp: In member function 'bool exprtk::lexer::generator::is_comment_start(exprtk::details::char_cptr)':
[INFO] [stderr] warning: cpp/exprtk.hpp:2338:58: warning: unused parameter 'itr' [-Wunused-parameter]
[INFO] [stderr] warning:  2338 |          inline bool is_comment_start(details::char_cptr itr)
[INFO] [stderr] warning:       |                                       ~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.43s
[INFO] running `Command { std: "docker" "inspect" "025cfca76b127907344970c7e93d75cf82db69d2afb1dc9af59f283008ea6556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "025cfca76b127907344970c7e93d75cf82db69d2afb1dc9af59f283008ea6556", kill_on_drop: false }`
[INFO] [stdout] 025cfca76b127907344970c7e93d75cf82db69d2afb1dc9af59f283008ea6556