[INFO] crate error-iter 0.2.0 is already in cache
[INFO] testing error-iter-0.2.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate error-iter 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate error-iter 0.2.0 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 error-iter 0.2.0
[INFO] finished tweaking crates.io crate error-iter 0.2.0
[INFO] tweaked toml for crates.io crate error-iter 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate error-iter 0.2.0 already has a lockfile, it will not be regenerated
[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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 208102bec3239c067d39a76a0385ea991611a19c9a3fbfd8074b9807b94618b9
[INFO] running `"docker" "start" "-a" "208102bec3239c067d39a76a0385ea991611a19c9a3fbfd8074b9807b94618b9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling error-iter v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `"docker" "inspect" "208102bec3239c067d39a76a0385ea991611a19c9a3fbfd8074b9807b94618b9"`
[INFO] running `"docker" "rm" "-f" "208102bec3239c067d39a76a0385ea991611a19c9a3fbfd8074b9807b94618b9"`
[INFO] [stdout] 208102bec3239c067d39a76a0385ea991611a19c9a3fbfd8074b9807b94618b9
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 4baef55997c3a912e3ac1d961ec0bf6dab05b91ad69955166fef3a203535261a
[INFO] running `"docker" "start" "-a" "4baef55997c3a912e3ac1d961ec0bf6dab05b91ad69955166fef3a203535261a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.4
[INFO] [stderr]    Compiling thiserror v1.0.4
[INFO] [stderr]    Compiling error-iter v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.32s
[INFO] running `"docker" "inspect" "4baef55997c3a912e3ac1d961ec0bf6dab05b91ad69955166fef3a203535261a"`
[INFO] running `"docker" "rm" "-f" "4baef55997c3a912e3ac1d961ec0bf6dab05b91ad69955166fef3a203535261a"`
[INFO] [stdout] 4baef55997c3a912e3ac1d961ec0bf6dab05b91ad69955166fef3a203535261a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] aaef08153b648500225f63e370d62fa81daf25e54b23fb2c23584b5fc34c1d23
[INFO] running `"docker" "start" "-a" "aaef08153b648500225f63e370d62fa81daf25e54b23fb2c23584b5fc34c1d23"`
[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/error_iter-b622f2c99dd2d6d9
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::iter_chain_ok ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests error-iter
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 3) ... ok
[INFO] [stdout] test src/lib.rs - ErrorIter::chain (line 58) ... 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" "aaef08153b648500225f63e370d62fa81daf25e54b23fb2c23584b5fc34c1d23"`
[INFO] running `"docker" "rm" "-f" "aaef08153b648500225f63e370d62fa81daf25e54b23fb2c23584b5fc34c1d23"`
[INFO] [stdout] aaef08153b648500225f63e370d62fa81daf25e54b23fb2c23584b5fc34c1d23