[INFO] fetching crate guile 0.0.2...
[INFO] checking guile-0.0.2 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate guile 0.0.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate guile 0.0.2 on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate guile 0.0.2
[INFO] removed path dependency guile-sys from crates.io crate guile 0.0.2
[INFO] finished tweaking crates.io crate guile 0.0.2
[INFO] tweaked toml for crates.io crate guile 0.0.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file found to be present in multiple build targets: /workspace/builds/worker-0/source/examples/shell.rs
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded guile-sys v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5d7cc29333259e27965f3f6116c39d7cb13764a896e9df250f0144136260644
[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" "f5d7cc29333259e27965f3f6116c39d7cb13764a896e9df250f0144136260644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5d7cc29333259e27965f3f6116c39d7cb13764a896e9df250f0144136260644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5d7cc29333259e27965f3f6116c39d7cb13764a896e9df250f0144136260644", kill_on_drop: false }`
[INFO] [stdout] f5d7cc29333259e27965f3f6116c39d7cb13764a896e9df250f0144136260644
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98b52ce43e5d755f608c17370a786a8e528e7cef48fc0aa312de20cf39933499
[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" "98b52ce43e5d755f608c17370a786a8e528e7cef48fc0aa312de20cf39933499", kill_on_drop: false }`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/examples/shell.rs
[INFO] [stderr]     Checking guile-sys v0.1.1
[INFO] [stderr]     Checking guile v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / unsafe extern fn with_guile_callback<F>(data: *mut c_void) -> *mut c_void where F: Fn(GuileVM) {
[INFO] [stdout] 32 | |     let callback = data as *mut F;
[INFO] [stdout] 33 | |
[INFO] [stdout] 34 | |     let vm = GuileVM {};
[INFO] [stdout] ...  |
[INFO] [stdout] 38 | |     std::ptr::null_mut()
[INFO] [stdout] 39 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(missing_abi)]` on by default
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `guile`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / unsafe extern fn with_guile_callback<F>(data: *mut c_void) -> *mut c_void where F: Fn(GuileVM) {
[INFO] [stdout] 32 | |     let callback = data as *mut F;
[INFO] [stdout] 33 | |
[INFO] [stdout] 34 | |     let vm = GuileVM {};
[INFO] [stdout] ...  |
[INFO] [stdout] 38 | |     std::ptr::null_mut()
[INFO] [stdout] 39 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(missing_abi)]` on by default
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "98b52ce43e5d755f608c17370a786a8e528e7cef48fc0aa312de20cf39933499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98b52ce43e5d755f608c17370a786a8e528e7cef48fc0aa312de20cf39933499", kill_on_drop: false }`
[INFO] [stdout] 98b52ce43e5d755f608c17370a786a8e528e7cef48fc0aa312de20cf39933499