[INFO] fetching crate treesum 0.1.2... [INFO] testing treesum-0.1.2 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate treesum 0.1.2 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate treesum 0.1.2 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 treesum 0.1.2 [INFO] finished tweaking crates.io crate treesum 0.1.2 [INFO] tweaked toml for crates.io crate treesum 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate treesum 0.1.2 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded parallel-iterator v0.1.5 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] b8b1ddc52602cb5b7dcc8f0abb29f940d2bd0aa30506fc90ed04df40782086f2 [INFO] running `"docker" "start" "-a" "b8b1ddc52602cb5b7dcc8f0abb29f940d2bd0aa30506fc90ed04df40782086f2"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling regex-syntax v0.6.11 [INFO] [stderr] Compiling termcolor v1.0.5 [INFO] [stderr] Compiling same-file v1.0.5 [INFO] [stderr] Compiling sha1 v0.6.0 [INFO] [stderr] Compiling humantime v1.2.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling walkdir v2.2.9 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling parallel-iterator v0.1.5 [INFO] [stderr] Compiling regex v1.2.1 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling treesum v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.45s [INFO] running `"docker" "inspect" "b8b1ddc52602cb5b7dcc8f0abb29f940d2bd0aa30506fc90ed04df40782086f2"` [INFO] running `"docker" "rm" "-f" "b8b1ddc52602cb5b7dcc8f0abb29f940d2bd0aa30506fc90ed04df40782086f2"` [INFO] [stdout] b8b1ddc52602cb5b7dcc8f0abb29f940d2bd0aa30506fc90ed04df40782086f2 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 6d872f4fa723e25a64b17af6012cc396251cb25625539984263617d1c27d28ea [INFO] running `"docker" "start" "-a" "6d872f4fa723e25a64b17af6012cc396251cb25625539984263617d1c27d28ea"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling treesum v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.78s [INFO] running `"docker" "inspect" "6d872f4fa723e25a64b17af6012cc396251cb25625539984263617d1c27d28ea"` [INFO] running `"docker" "rm" "-f" "6d872f4fa723e25a64b17af6012cc396251cb25625539984263617d1c27d28ea"` [INFO] [stdout] 6d872f4fa723e25a64b17af6012cc396251cb25625539984263617d1c27d28ea [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 9f170de8779990fc2656ea7111001bef000979893ed1c98e5a435f0cb30819ce [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" "9f170de8779990fc2656ea7111001bef000979893ed1c98e5a435f0cb30819ce"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/treesum-d173ee76881cd3a7 [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" "9f170de8779990fc2656ea7111001bef000979893ed1c98e5a435f0cb30819ce"` [INFO] running `"docker" "rm" "-f" "9f170de8779990fc2656ea7111001bef000979893ed1c98e5a435f0cb30819ce"` [INFO] [stdout] 9f170de8779990fc2656ea7111001bef000979893ed1c98e5a435f0cb30819ce