[INFO] cloning repository https://github.com/godtoy/rust-ffi-samples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/godtoy/rust-ffi-samples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgodtoy%2Frust-ffi-samples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgodtoy%2Frust-ffi-samples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 492b00b8b3ade470292508ba5a548e1ea8a64b15
[INFO] testing godtoy/rust-ffi-samples against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgodtoy%2Frust-ffi-samples" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/godtoy/rust-ffi-samples on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/godtoy/rust-ffi-samples
[INFO] finished tweaking git repo https://github.com/godtoy/rust-ffi-samples
[INFO] tweaked toml for git repo https://github.com/godtoy/rust-ffi-samples written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/godtoy/rust-ffi-samples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0fdc89b8caac7e064596a2873f303b3c55316784affe4d2a02700c4c350d5f11
[INFO] running `Command { std: "docker" "start" "-a" "0fdc89b8caac7e064596a2873f303b3c55316784affe4d2a02700c4c350d5f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fdc89b8caac7e064596a2873f303b3c55316784affe4d2a02700c4c350d5f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fdc89b8caac7e064596a2873f303b3c55316784affe4d2a02700c4c350d5f11", kill_on_drop: false }`
[INFO] [stdout] 0fdc89b8caac7e064596a2873f303b3c55316784affe4d2a02700c4c350d5f11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e8645dce48d5009432fb0bb0495ec941db658d89cd03723eeae2a0c02eba05fc
[INFO] running `Command { std: "docker" "start" "-a" "e8645dce48d5009432fb0bb0495ec941db658d89cd03723eeae2a0c02eba05fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling untitled3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.30s
[INFO] running `Command { std: "docker" "inspect" "e8645dce48d5009432fb0bb0495ec941db658d89cd03723eeae2a0c02eba05fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8645dce48d5009432fb0bb0495ec941db658d89cd03723eeae2a0c02eba05fc", kill_on_drop: false }`
[INFO] [stdout] e8645dce48d5009432fb0bb0495ec941db658d89cd03723eeae2a0c02eba05fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] db75f3e4b8da7759cba60e1e020f1bd0240f64e58e6d1025180adb9c9aeaeda8
[INFO] running `Command { std: "docker" "start" "-a" "db75f3e4b8da7759cba60e1e020f1bd0240f64e58e6d1025180adb9c9aeaeda8", kill_on_drop: false }`
[INFO] [stderr]    Compiling untitled3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "db75f3e4b8da7759cba60e1e020f1bd0240f64e58e6d1025180adb9c9aeaeda8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db75f3e4b8da7759cba60e1e020f1bd0240f64e58e6d1025180adb9c9aeaeda8", kill_on_drop: false }`
[INFO] [stdout] db75f3e4b8da7759cba60e1e020f1bd0240f64e58e6d1025180adb9c9aeaeda8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ce8cc7841059abd2e435f20521f838b33af96978cacfe98ff962694845105b7c
[INFO] running `Command { std: "docker" "start" "-a" "ce8cc7841059abd2e435f20521f838b33af96978cacfe98ff962694845105b7c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/untitled3-74a76b3b4cc74cd8
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ce8cc7841059abd2e435f20521f838b33af96978cacfe98ff962694845105b7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce8cc7841059abd2e435f20521f838b33af96978cacfe98ff962694845105b7c", kill_on_drop: false }`
[INFO] [stdout] ce8cc7841059abd2e435f20521f838b33af96978cacfe98ff962694845105b7c