[INFO] updating cached repository https://github.com/madprops/Effer
[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] 60e3f08366f2dfb9488c116dce29d959652e84b1
[INFO] checking madprops/Effer against try#3ae4c050387df9f7fbb379ee90ce8bf05e566870 for pr-70872
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadprops%2FEffer" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/madprops/Effer on toolchain 3ae4c050387df9f7fbb379ee90ce8bf05e566870
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/madprops/Effer
[INFO] finished tweaking git repo https://github.com/madprops/Effer
[INFO] tweaked toml for git repo https://github.com/madprops/Effer written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/madprops/Effer already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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=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" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 41a2e57a3a3e2155c2e698c092410e8438277d611dad13887ec5642d864afae8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "41a2e57a3a3e2155c2e698c092410e8438277d611dad13887ec5642d864afae8"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking colorsys v0.5.3
[INFO] [stderr]     Checking shellexpand v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking getrandom v0.1.8
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]    Compiling filetime v0.2.8
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling strum_macros v0.15.0
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking rustyline v5.0.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]    Compiling libsodium-sys v0.2.5
[INFO] [stderr]     Checking colorskill v1.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]     Checking serde v1.0.99
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]     Checking sodiumoxide v0.2.5
[INFO] [stderr]     Checking effer v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 17s
[INFO] running `"docker" "inspect" "41a2e57a3a3e2155c2e698c092410e8438277d611dad13887ec5642d864afae8"`
[INFO] running `"docker" "rm" "-f" "41a2e57a3a3e2155c2e698c092410e8438277d611dad13887ec5642d864afae8"`
[INFO] [stdout] 41a2e57a3a3e2155c2e698c092410e8438277d611dad13887ec5642d864afae8