[INFO] updating cached repository https://github.com/PLSysSec/rlbox_lucet_sandbox
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 997c648eb0eaeaaa7a00a9eee20431f750b4e190
[INFO] checking PLSysSec/rlbox_lucet_sandbox against try#e922e6444795ab795fab1943288aee3d543699b8 for pr-66852
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPLSysSec%2Frlbox_lucet_sandbox" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PLSysSec/rlbox_lucet_sandbox on toolchain e922e6444795ab795fab1943288aee3d543699b8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-5/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 `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ff0eef4a142713919cb2e23c0dca5a8b3e636bae27c6b352a5c5f7c2362f7828
[INFO] running `"docker" "start" "-a" "ff0eef4a142713919cb2e23c0dca5a8b3e636bae27c6b352a5c5f7c2362f7828"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking parity-wasm v0.40.2
[INFO] [stderr]     Checking cranelift-entity v0.41.0 (https://github.com/PLSysSec/lucet_sandbox_compiler#5c22392b)
[INFO] [stderr]     Checking xfailure v0.1.0
[INFO] [stderr]    Compiling lucet-wasi v0.1.1 (https://github.com/PLSysSec/lucet_sandbox_compiler#5c22392b)
[INFO] [stderr]    Compiling lucet-runtime-internals v0.1.1 (https://github.com/PLSysSec/lucet_sandbox_compiler#5c22392b)
[INFO] [stderr]    Compiling lucet-runtime v0.1.1 (https://github.com/PLSysSec/lucet_sandbox_compiler#5c22392b)
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling bincode v1.1.4
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking backtrace-sys v0.1.31
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]     Checking getrandom v0.1.3
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking miniz-sys v0.1.12
[INFO] [stderr]     Checking nix v0.13.1
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]     Checking backtrace v0.3.37
[INFO] [stderr]     Checking flate2 v1.0.11
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking goblin v0.0.24
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]    Compiling target-lexicon v0.8.1
[INFO] [stderr]     Checking object v0.14.0
[INFO] [stderr]     Checking lucet-module v0.1.1 (https://github.com/PLSysSec/lucet_sandbox_compiler#5c22392b)
[INFO] [stderr]     Checking rlbox_lucet_sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::convert::TryFrom`
[INFO] [stderr]  --> src/callback.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::convert::TryFrom;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::convert::TryFrom`
[INFO] [stderr]  --> src/types.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::convert::TryFrom;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::convert::TryFrom`
[INFO] [stderr]  --> src/callback.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::convert::TryFrom;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::convert::TryFrom`
[INFO] [stderr]  --> src/types.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::convert::TryFrom;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 45s
[INFO] running `"docker" "inspect" "ff0eef4a142713919cb2e23c0dca5a8b3e636bae27c6b352a5c5f7c2362f7828"`
[INFO] running `"docker" "rm" "-f" "ff0eef4a142713919cb2e23c0dca5a8b3e636bae27c6b352a5c5f7c2362f7828"`
[INFO] [stdout] ff0eef4a142713919cb2e23c0dca5a8b3e636bae27c6b352a5c5f7c2362f7828