[INFO] crate rcstring 0.2.1 is already in cache
[INFO] testing rcstring-0.2.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate rcstring 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rcstring 0.2.1 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 rcstring 0.2.1
[INFO] finished tweaking crates.io crate rcstring 0.2.1
[INFO] tweaked toml for crates.io crate rcstring 0.2.1 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] d2276ed9d8c150160895ea98b8689ff4ed8a21906665f94a5431fc44a9346047
[INFO] running `"docker" "start" "-a" "d2276ed9d8c150160895ea98b8689ff4ed8a21906665f94a5431fc44a9346047"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rcstring v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `"docker" "inspect" "d2276ed9d8c150160895ea98b8689ff4ed8a21906665f94a5431fc44a9346047"`
[INFO] running `"docker" "rm" "-f" "d2276ed9d8c150160895ea98b8689ff4ed8a21906665f94a5431fc44a9346047"`
[INFO] [stdout] d2276ed9d8c150160895ea98b8689ff4ed8a21906665f94a5431fc44a9346047
[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] 368c91f0f7a22322754b5731b0418cedd6bc66187fa63509359e2ccc629b8d3a
[INFO] running `"docker" "start" "-a" "368c91f0f7a22322754b5731b0418cedd6bc66187fa63509359e2ccc629b8d3a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rcstring v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "368c91f0f7a22322754b5731b0418cedd6bc66187fa63509359e2ccc629b8d3a"`
[INFO] running `"docker" "rm" "-f" "368c91f0f7a22322754b5731b0418cedd6bc66187fa63509359e2ccc629b8d3a"`
[INFO] [stdout] 368c91f0f7a22322754b5731b0418cedd6bc66187fa63509359e2ccc629b8d3a
[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] 531a2f90be45fb49c0b54e95b225665d3a8a553fe86d1e80edf1a7d004ed6090
[INFO] running `"docker" "start" "-a" "531a2f90be45fb49c0b54e95b225665d3a8a553fe86d1e80edf1a7d004ed6090"`
[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/rcstring-05adceb73ab8ad26
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test::cmp ... ok
[INFO] [stdout] test test::cstring_len ... ok
[INFO] [stdout] test test::eq ... ok
[INFO] [stdout] test test::new_cstring ... ok
[INFO] [stdout] test test::from_cstring ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rcstring
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - cstr (line 46) ... ok
[INFO] [stdout] test src/lib.rs - CString::new (line 106) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "531a2f90be45fb49c0b54e95b225665d3a8a553fe86d1e80edf1a7d004ed6090"`
[INFO] running `"docker" "rm" "-f" "531a2f90be45fb49c0b54e95b225665d3a8a553fe86d1e80edf1a7d004ed6090"`
[INFO] [stdout] 531a2f90be45fb49c0b54e95b225665d3a8a553fe86d1e80edf1a7d004ed6090