[INFO] fetching crate trapper 2.0.0...
[INFO] testing trapper-2.0.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate trapper 2.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate trapper 2.0.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate trapper 2.0.0
[INFO] finished tweaking crates.io crate trapper 2.0.0
[INFO] tweaked toml for crates.io crate trapper 2.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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=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" "+beta-2020-06-03" "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] 17e631d40bde9519dbe5f648686d485f559712966e5b7707946a2c71a798e7dc
[INFO] running `"docker" "start" "-a" "17e631d40bde9519dbe5f648686d485f559712966e5b7707946a2c71a798e7dc"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling trapper_macro v1.0.0
[INFO] [stderr]    Compiling trapper v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.96s
[INFO] running `"docker" "inspect" "17e631d40bde9519dbe5f648686d485f559712966e5b7707946a2c71a798e7dc"`
[INFO] running `"docker" "rm" "-f" "17e631d40bde9519dbe5f648686d485f559712966e5b7707946a2c71a798e7dc"`
[INFO] [stdout] 17e631d40bde9519dbe5f648686d485f559712966e5b7707946a2c71a798e7dc
[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=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" "+beta-2020-06-03" "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] a5af0e92ec47454fbd58e9df8834bba498355cc91ee988046a2f53b5f4a19f26
[INFO] running `"docker" "start" "-a" "a5af0e92ec47454fbd58e9df8834bba498355cc91ee988046a2f53b5f4a19f26"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling trapper v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "a5af0e92ec47454fbd58e9df8834bba498355cc91ee988046a2f53b5f4a19f26"`
[INFO] running `"docker" "rm" "-f" "a5af0e92ec47454fbd58e9df8834bba498355cc91ee988046a2f53b5f4a19f26"`
[INFO] [stdout] a5af0e92ec47454fbd58e9df8834bba498355cc91ee988046a2f53b5f4a19f26
[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=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" "+beta-2020-06-03" "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] bd0f52c5eb71dce9990b8e0f135cf8a3b3ccd2cfded430dc2c66bf1baef5b58f
[INFO] running `"docker" "start" "-a" "bd0f52c5eb71dce9990b8e0f135cf8a3b3ccd2cfded430dc2c66bf1baef5b58f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/trapper-3a5c47c1eba6c08c
[INFO] [stderr]    Doc-tests trapper
[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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Wrapper::unwrap (line 34) ... ok
[INFO] [stdout] test src/lib.rs - Wrapper::unwrap_mut (line 102) ... ok
[INFO] [stdout] test src/lib.rs - Wrapper::wrap_mut (line 65) ... ok
[INFO] [stdout] test src/lib.rs - Wrapper::wrap (line 19) ... ok
[INFO] [stdout] test src/lib.rs - Wrapper::wrap_ref (line 49) ... ok
[INFO] [stdout] test src/lib.rs - Wrapper::unwrap_ref (line 85) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "bd0f52c5eb71dce9990b8e0f135cf8a3b3ccd2cfded430dc2c66bf1baef5b58f"`
[INFO] running `"docker" "rm" "-f" "bd0f52c5eb71dce9990b8e0f135cf8a3b3ccd2cfded430dc2c66bf1baef5b58f"`
[INFO] [stdout] bd0f52c5eb71dce9990b8e0f135cf8a3b3ccd2cfded430dc2c66bf1baef5b58f