[INFO] fetching crate duktape_ffi 0.0.1...
[INFO] checking duktape_ffi-0.0.1 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate duktape_ffi 0.0.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate duktape_ffi 0.0.1 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3256af9f72ffc4fe21232e150ac7c213bddc17ccbbd63d507d5cfc951575f52e
[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" "3256af9f72ffc4fe21232e150ac7c213bddc17ccbbd63d507d5cfc951575f52e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3256af9f72ffc4fe21232e150ac7c213bddc17ccbbd63d507d5cfc951575f52e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3256af9f72ffc4fe21232e150ac7c213bddc17ccbbd63d507d5cfc951575f52e", kill_on_drop: false }`
[INFO] [stdout] 3256af9f72ffc4fe21232e150ac7c213bddc17ccbbd63d507d5cfc951575f52e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec720e7b918e846dbb9465e6c224129cc75690064d3fab00c51b73cfa6e3b90e
[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" "ec720e7b918e846dbb9465e6c224129cc75690064d3fab00c51b73cfa6e3b90e", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.55
[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 5.89s
[INFO] running `Command { std: "docker" "inspect" "ec720e7b918e846dbb9465e6c224129cc75690064d3fab00c51b73cfa6e3b90e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec720e7b918e846dbb9465e6c224129cc75690064d3fab00c51b73cfa6e3b90e", kill_on_drop: false }`
[INFO] [stdout] ec720e7b918e846dbb9465e6c224129cc75690064d3fab00c51b73cfa6e3b90e