[INFO] crate flint 2.2.0 is already in cache
[INFO] testing flint-2.2.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate flint 2.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate flint 2.2.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate flint 2.2.0
[INFO] finished tweaking crates.io crate flint 2.2.0
[INFO] tweaked toml for crates.io crate flint 2.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fb3298fd0d984e7f2dc70bbff78c95218fff525baa8e094dd3cd3a9d97460825
[INFO] running `"docker" "start" "-a" "fb3298fd0d984e7f2dc70bbff78c95218fff525baa8e094dd3cd3a9d97460825"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling backtrace v0.3.48
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling globset v0.4.5
[INFO] [stderr]    Compiling ignore v0.4.16
[INFO] [stderr]    Compiling sane v0.2.1
[INFO] [stderr]    Compiling flint v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.74s
[INFO] running `"docker" "inspect" "fb3298fd0d984e7f2dc70bbff78c95218fff525baa8e094dd3cd3a9d97460825"`
[INFO] running `"docker" "rm" "-f" "fb3298fd0d984e7f2dc70bbff78c95218fff525baa8e094dd3cd3a9d97460825"`
[INFO] [stdout] fb3298fd0d984e7f2dc70bbff78c95218fff525baa8e094dd3cd3a9d97460825
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 237c02e62ae1411b76c6d1e4f1770097aba0572aa69f88c18c1590879c14de63
[INFO] running `"docker" "start" "-a" "237c02e62ae1411b76c6d1e4f1770097aba0572aa69f88c18c1590879c14de63"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling flint v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "237c02e62ae1411b76c6d1e4f1770097aba0572aa69f88c18c1590879c14de63"`
[INFO] running `"docker" "rm" "-f" "237c02e62ae1411b76c6d1e4f1770097aba0572aa69f88c18c1590879c14de63"`
[INFO] [stdout] 237c02e62ae1411b76c6d1e4f1770097aba0572aa69f88c18c1590879c14de63
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f52ef9acd3b262b6beb24e62b4beb28c9bcb68666fe2ec28725b62dcc657df7e
[INFO] running `"docker" "start" "-a" "f52ef9acd3b262b6beb24e62b4beb28c9bcb68666fe2ec28725b62dcc657df7e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/flint-160b8fcf3a1b107b
[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 `"docker" "inspect" "f52ef9acd3b262b6beb24e62b4beb28c9bcb68666fe2ec28725b62dcc657df7e"`
[INFO] running `"docker" "rm" "-f" "f52ef9acd3b262b6beb24e62b4beb28c9bcb68666fe2ec28725b62dcc657df7e"`
[INFO] [stdout] f52ef9acd3b262b6beb24e62b4beb28c9bcb68666fe2ec28725b62dcc657df7e