[INFO] cloning repository https://github.com/symbx/rust-libloading-segv-poc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/symbx/rust-libloading-segv-poc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsymbx%2Frust-libloading-segv-poc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsymbx%2Frust-libloading-segv-poc'...
[INFO] [stderr] fatal: write error: No space left on device
[INFO] [stderr] fatal: fetch-pack: invalid index-pack output
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/symbx/rust-libloading-segv-poc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/symbx/rust-libloading-segv-poc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsymbx%2Frust-libloading-segv-poc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsymbx%2Frust-libloading-segv-poc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cbbe5a094d943c264260cbdeda468556d0186b3c
[INFO] checking symbx/rust-libloading-segv-poc against master#f8f6997469237299c1d60814c7b9828602a1f8e4 for pr-143808
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsymbx%2Frust-libloading-segv-poc" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/symbx/rust-libloading-segv-poc
[INFO] finished tweaking git repo https://github.com/symbx/rust-libloading-segv-poc
[INFO] tweaked toml for git repo https://github.com/symbx/rust-libloading-segv-poc written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/symbx/rust-libloading-segv-poc on toolchain f8f6997469237299c1d60814c7b9828602a1f8e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/symbx/rust-libloading-segv-poc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f297e3878c6f2352632880779f617d70aa248958e95ae5acec721bccaf000e97
[INFO] running `Command { std: "docker" "start" "-a" "f297e3878c6f2352632880779f617d70aa248958e95ae5acec721bccaf000e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f297e3878c6f2352632880779f617d70aa248958e95ae5acec721bccaf000e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f297e3878c6f2352632880779f617d70aa248958e95ae5acec721bccaf000e97", kill_on_drop: false }`
[INFO] [stdout] f297e3878c6f2352632880779f617d70aa248958e95ae5acec721bccaf000e97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83b0d5842b4969e5ef3ce4290a8e2c909eb1e6097275af63b24c5071d82b90f3
[INFO] running `Command { std: "docker" "start" "-a" "83b0d5842b4969e5ef3ce4290a8e2c909eb1e6097275af63b24c5071d82b90f3", kill_on_drop: false }`
[INFO] [stderr]     Checking plg v0.1.0 (/opt/rustwide/workdir/plg)
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking libloading v0.8.6
[INFO] [stderr]     Checking plg-base v0.1.0 (/opt/rustwide/workdir/plg-base)
[INFO] [stdout] warning: `extern` fn uses type `dyn PluginTrait`, which is not FFI-safe
[INFO] [stdout]   --> plg-base/src/lib.rs:12:38
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub extern "C" fn create_plugin() -> *mut dyn PluginTrait {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: trait objects have no C equivalent
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `dyn PluginTrait`, which is not FFI-safe
[INFO] [stdout]   --> plg-base/src/lib.rs:12:38
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub extern "C" fn create_plugin() -> *mut dyn PluginTrait {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: trait objects have no C equivalent
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking testapp v0.1.0 (/opt/rustwide/workdir/testapp)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "83b0d5842b4969e5ef3ce4290a8e2c909eb1e6097275af63b24c5071d82b90f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83b0d5842b4969e5ef3ce4290a8e2c909eb1e6097275af63b24c5071d82b90f3", kill_on_drop: false }`
[INFO] [stdout] 83b0d5842b4969e5ef3ce4290a8e2c909eb1e6097275af63b24c5071d82b90f3