[INFO] cloning repository https://github.com/PLSysSec/rlbox_lucet_sandbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PLSysSec/rlbox_lucet_sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPLSysSec%2Frlbox_lucet_sandbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPLSysSec%2Frlbox_lucet_sandbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ca6092e5eb781f74402ba6fd01788c9585598a8
[INFO] checking PLSysSec/rlbox_lucet_sandbox against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPLSysSec%2Frlbox_lucet_sandbox" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PLSysSec/rlbox_lucet_sandbox on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PLSysSec/rlbox_lucet_sandbox
[INFO] finished tweaking git repo https://github.com/PLSysSec/rlbox_lucet_sandbox
[INFO] tweaked toml for git repo https://github.com/PLSysSec/rlbox_lucet_sandbox written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/PLSysSec/rlbox_lucet_sandbox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffa1f6564e4ac278ca182c7ace7db3bb78656642021dea52481295578a63a240
[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" "ffa1f6564e4ac278ca182c7ace7db3bb78656642021dea52481295578a63a240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffa1f6564e4ac278ca182c7ace7db3bb78656642021dea52481295578a63a240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffa1f6564e4ac278ca182c7ace7db3bb78656642021dea52481295578a63a240", kill_on_drop: false }`
[INFO] [stdout] ffa1f6564e4ac278ca182c7ace7db3bb78656642021dea52481295578a63a240
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--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] 99a4fb15603b4257ea716f62cd8632d1e748eb3cd96d30e64bc7e73f88603f94
[INFO] running `Command { std: "docker" "start" "-a" "99a4fb15603b4257ea716f62cd8632d1e748eb3cd96d30e64bc7e73f88603f94", kill_on_drop: false }`
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]     Checking cranelift-entity v0.41.0 (https://github.com/PLSysSec/lucet_sandbox_compiler?rev=477d8fc53a64705a9d3fbcce9de92f4988558525#477d8fc5)
[INFO] [stderr]     Checking xfailure v0.1.0
[INFO] [stderr]    Compiling lucet-wasi-wasmsbx v0.1.1 (https://github.com/PLSysSec/lucet_sandbox_compiler?rev=477d8fc53a64705a9d3fbcce9de92f4988558525#477d8fc5)
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling lucet-runtime-internals-wasmsbx v0.1.1 (https://github.com/PLSysSec/lucet_sandbox_compiler?rev=477d8fc53a64705a9d3fbcce9de92f4988558525#477d8fc5)
[INFO] [stderr]    Compiling lucet-runtime-wasmsbx v0.1.1 (https://github.com/PLSysSec/lucet_sandbox_compiler?rev=477d8fc53a64705a9d3fbcce9de92f4988558525#477d8fc5)
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling scroll_derive v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling num-derive v0.3.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking scroll v0.10.1
[INFO] [stderr]     Checking goblin v0.1.3
[INFO] [stderr]     Checking goblin v0.2.3
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking object v0.17.0
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking lucet-module-wasmsbx v0.1.1 (https://github.com/PLSysSec/lucet_sandbox_compiler?rev=477d8fc53a64705a9d3fbcce9de92f4988558525#477d8fc5)
[INFO] [stderr]     Checking rlbox_lucet_sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.84s
[INFO] running `Command { std: "docker" "inspect" "99a4fb15603b4257ea716f62cd8632d1e748eb3cd96d30e64bc7e73f88603f94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99a4fb15603b4257ea716f62cd8632d1e748eb3cd96d30e64bc7e73f88603f94", kill_on_drop: false }`
[INFO] [stdout] 99a4fb15603b4257ea716f62cd8632d1e748eb3cd96d30e64bc7e73f88603f94