[INFO] fetching crate libffi 1.0.0...
[INFO] testing libffi-1.0.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate libffi 1.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate libffi 1.0.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libffi 1.0.0
[INFO] finished tweaking crates.io crate libffi 1.0.0
[INFO] tweaked toml for crates.io crate libffi 1.0.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate libffi 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.78
[INFO] [stderr]   Downloaded abort_on_panic v2.0.0
[INFO] [stderr]   Downloaded cc v1.0.60
[INFO] [stderr]   Downloaded libffi-sys v1.0.0
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09baf1c15ebb7eb8e9b5f340cb6c36b6e97ff119ef64ad94200fdb857e86d5fb
[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" "09baf1c15ebb7eb8e9b5f340cb6c36b6e97ff119ef64ad94200fdb857e86d5fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09baf1c15ebb7eb8e9b5f340cb6c36b6e97ff119ef64ad94200fdb857e86d5fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09baf1c15ebb7eb8e9b5f340cb6c36b6e97ff119ef64ad94200fdb857e86d5fb", kill_on_drop: false }`
[INFO] [stdout] 09baf1c15ebb7eb8e9b5f340cb6c36b6e97ff119ef64ad94200fdb857e86d5fb
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f1bf2f477085435853cd548976315644f42f4a1f94685115f74993b15b142fc
[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" "4f1bf2f477085435853cd548976315644f42f4a1f94685115f74993b15b142fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling abort_on_panic v2.0.0
[INFO] [stderr]    Compiling libffi-sys v1.0.0
[INFO] [stderr]    Compiling libffi v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.42s
[INFO] running `Command { std: "docker" "inspect" "4f1bf2f477085435853cd548976315644f42f4a1f94685115f74993b15b142fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f1bf2f477085435853cd548976315644f42f4a1f94685115f74993b15b142fc", kill_on_drop: false }`
[INFO] [stdout] 4f1bf2f477085435853cd548976315644f42f4a1f94685115f74993b15b142fc
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a300de282aa049cccaa8e6566c06b6a5e1ed69cdede63ede261f574742fbb42b
[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" "a300de282aa049cccaa8e6566c06b6a5e1ed69cdede63ede261f574742fbb42b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libffi v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "a300de282aa049cccaa8e6566c06b6a5e1ed69cdede63ede261f574742fbb42b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a300de282aa049cccaa8e6566c06b6a5e1ed69cdede63ede261f574742fbb42b", kill_on_drop: false }`
[INFO] [stdout] a300de282aa049cccaa8e6566c06b6a5e1ed69cdede63ede261f574742fbb42b
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 56345427a93ae71ea06c3cef8efb45703106a1f9d8c00f9aa2a66221b1dde3a4
[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" "56345427a93ae71ea06c3cef8efb45703106a1f9d8c00f9aa2a66221b1dde3a4", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 11 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/libffi-9d2d0a7699d06411
[INFO] [stdout] test high::test::new_mut ... ok
[INFO] [stdout] test high::test::new_with_cif ... ok
[INFO] [stdout] test middle::types::test::create_struct ... ok
[INFO] [stdout] test middle::types::test::clone_u64 ... ok
[INFO] [stdout] test middle::types::test::clone_struct ... ok
[INFO] [stdout] test middle::test::rust_lambda ... ok
[INFO] [stdout] test middle::test::closure ... ok
[INFO] [stdout] test middle::test::call ... ok
[INFO] [stdout] test middle::types::test::create_u64 ... ok
[INFO] [stdout] test high::test::new_with_cif_mut ... ok
[INFO] [stdout] test high::test::new ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libffi
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/low.rs - low::closure_alloc (line 359) ... ok
[INFO] [stdout] test src/middle/mod.rs - middle::Cif (line 70) ... ok
[INFO] [stdout] test src/lib.rs - (line 72) ... ok
[INFO] [stdout] test src/low.rs - low::type_tag (line 171) ... ok
[INFO] [stdout] test src/low.rs - low::closure_free (line 383) ... ok
[INFO] [stdout] test src/low.rs - low::prep_closure_mut (line 550) ... ok
[INFO] [stdout] test src/low.rs - low::call (line 314) ... ok
[INFO] [stdout] test src/high/call.rs - ffi_call (line 93) ... ok
[INFO] [stdout] test src/high/mod.rs - high (line 55) ... ok
[INFO] [stdout] test src/middle/builder.rs - middle::builder::Builder (line 23) ... ok
[INFO] [stdout] test src/middle/mod.rs - middle::Closure (line 201) ... ok
[INFO] [stdout] test src/low.rs - low::prep_closure (line 458) ... ok
[INFO] [stdout] test src/high/mod.rs - high (line 35) ... ok
[INFO] [stdout] test src/low.rs - low::prep_cif (line 228) ... ok
[INFO] [stdout] test src/middle/types.rs - middle::types::Type (line 45) ... ok
[INFO] [stdout] test src/high/call.rs - high::call (line 8) ... ok
[INFO] [stdout] test src/high/call.rs - high::call::call (line 65) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "56345427a93ae71ea06c3cef8efb45703106a1f9d8c00f9aa2a66221b1dde3a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56345427a93ae71ea06c3cef8efb45703106a1f9d8c00f9aa2a66221b1dde3a4", kill_on_drop: false }`
[INFO] [stdout] 56345427a93ae71ea06c3cef8efb45703106a1f9d8c00f9aa2a66221b1dde3a4