[INFO] fetching crate duktape_ffi 0.0.1...
[INFO] checking duktape_ffi-0.0.1 against master#39b841dfe36f90a7cd111e7f0c55f32594f6e578 for pr-77035
[INFO] extracting crate duktape_ffi 0.0.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate duktape_ffi 0.0.1 on toolchain 39b841dfe36f90a7cd111e7f0c55f32594f6e578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate duktape_ffi 0.0.1
[INFO] finished tweaking crates.io crate duktape_ffi 0.0.1
[INFO] tweaked toml for crates.io crate duktape_ffi 0.0.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b4c8cd6fd7b0161653c31484cafe24e105e87dd48bc72dd99e254cf57960aaf
[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" "9b4c8cd6fd7b0161653c31484cafe24e105e87dd48bc72dd99e254cf57960aaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b4c8cd6fd7b0161653c31484cafe24e105e87dd48bc72dd99e254cf57960aaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b4c8cd6fd7b0161653c31484cafe24e105e87dd48bc72dd99e254cf57960aaf", kill_on_drop: false }`
[INFO] [stdout] 9b4c8cd6fd7b0161653c31484cafe24e105e87dd48bc72dd99e254cf57960aaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f9129f0d3f647ab857c73131ba8e0aa96bc330b5cfa10d48574b7eb717cf550
[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" "8f9129f0d3f647ab857c73131ba8e0aa96bc330b5cfa10d48574b7eb717cf550", kill_on_drop: false }`
[INFO] [stderr]    Compiling duktape_ffi v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `gcc::Config`: gcc::Config has been renamed to gcc::Build
[INFO] [stdout]   --> build.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 |     &gcc::Config::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:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 |     &gcc::Config::new()
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: duk_util_hashbytes.c: In function 'duk_util_hashbytes':
[INFO] [stderr] warning: duk_util_hashbytes.c:44:13: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning: duk_util_hashbytes.c:45:3: note: here
[INFO] [stderr] warning: duk_util_hashbytes.c:45:13: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning: duk_util_hashbytes.c:46:3: note: here
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.13s
[INFO] running `Command { std: "docker" "inspect" "8f9129f0d3f647ab857c73131ba8e0aa96bc330b5cfa10d48574b7eb717cf550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f9129f0d3f647ab857c73131ba8e0aa96bc330b5cfa10d48574b7eb717cf550", kill_on_drop: false }`
[INFO] [stdout] 8f9129f0d3f647ab857c73131ba8e0aa96bc330b5cfa10d48574b7eb717cf550