[INFO] crate welder 0.3.0 is already in cache
[INFO] testing welder-0.3.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate welder 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate welder 0.3.0 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 welder 0.3.0
[INFO] finished tweaking crates.io crate welder 0.3.0
[INFO] tweaked toml for crates.io crate welder 0.3.0 written to /workspace/builds/worker-7/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-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" "+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] e9dab13d5ca1e2700c6859588fc7f28b580eda9e00e9445ae942aeced903f61d
[INFO] running `"docker" "start" "-a" "e9dab13d5ca1e2700c6859588fc7f28b580eda9e00e9445ae942aeced903f61d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling welder v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `"docker" "inspect" "e9dab13d5ca1e2700c6859588fc7f28b580eda9e00e9445ae942aeced903f61d"`
[INFO] running `"docker" "rm" "-f" "e9dab13d5ca1e2700c6859588fc7f28b580eda9e00e9445ae942aeced903f61d"`
[INFO] [stdout] e9dab13d5ca1e2700c6859588fc7f28b580eda9e00e9445ae942aeced903f61d
[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" "+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] fed85358864dc33ee8d386b4843cd490622f70cb56d2c63608e80de3846610bd
[INFO] running `"docker" "start" "-a" "fed85358864dc33ee8d386b4843cd490622f70cb56d2c63608e80de3846610bd"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling welder v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "fed85358864dc33ee8d386b4843cd490622f70cb56d2c63608e80de3846610bd"`
[INFO] running `"docker" "rm" "-f" "fed85358864dc33ee8d386b4843cd490622f70cb56d2c63608e80de3846610bd"`
[INFO] [stdout] fed85358864dc33ee8d386b4843cd490622f70cb56d2c63608e80de3846610bd
[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" "+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] b6a59b31775b8cba8c4e74503692a513e230174ec0110f6c4532c8d1d63b7982
[INFO] running `"docker" "start" "-a" "b6a59b31775b8cba8c4e74503692a513e230174ec0110f6c4532c8d1d63b7982"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/welder-c2c5eeba6b6af630
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::string_welder_from_base ... ok
[INFO] [stdout] test tests::string_welder_multiple ... ok
[INFO] [stdout] test tests::string_welder ... ok
[INFO] [stdout] test tests::vec_welder_multiple ... ok
[INFO] [stdout] test tests::string_welder_chain ... ok
[INFO] [stdout] test tests::vec_welder_chain ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests welder
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/lib.rs -  (line 19) ... ok
[INFO] [stdout] test src/lib.rs - Welder<G, T>::elem_no_glue (line 107) ... ok
[INFO] [stdout] test src/lib.rs - Welder<G, T>::elems_glue_both (line 330) ... ok
[INFO] [stdout] test src/lib.rs - Welder<G, T>::new (line 45) ... ok
[INFO] [stdout] test src/lib.rs - Welder<G, T>::elem_glue_left (line 256) ... ok
[INFO] [stdout] test src/lib.rs - Welder<G, T>::elems (line 184) ... ok
[INFO] [stdout] test src/lib.rs - Welder<G, T>::elem_glue_right (line 206) ... ok
[INFO] [stdout] test src/lib.rs - Welder<G, T>::weld (line 88) ... ok
[INFO] [stdout] test src/lib.rs - Welder<G, T>::elem_glue_both (line 305) ... ok
[INFO] [stdout] test src/lib.rs - Welder<G, T>::elem (line 160) ... ok
[INFO] [stdout] test src/lib.rs -  (line 5) ... ok
[INFO] [stdout] test src/lib.rs - Welder<G, T>::elems_glue_right (line 230) ... ok
[INFO] [stdout] test src/lib.rs - Welder<G, T>::elems_no_glue (line 130) ... ok
[INFO] [stdout] test src/lib.rs - Welder<G, T>::elems_glue_left (line 280) ... ok
[INFO] [stdout] test src/lib.rs - Welder<G, T>::with_start (line 65) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b6a59b31775b8cba8c4e74503692a513e230174ec0110f6c4532c8d1d63b7982"`
[INFO] running `"docker" "rm" "-f" "b6a59b31775b8cba8c4e74503692a513e230174ec0110f6c4532c8d1d63b7982"`
[INFO] [stdout] b6a59b31775b8cba8c4e74503692a513e230174ec0110f6c4532c8d1d63b7982