[INFO] crate rangetree 0.1.2 is already in cache
[INFO] testing rangetree-0.1.2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate rangetree 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rangetree 0.1.2 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 rangetree 0.1.2
[INFO] finished tweaking crates.io crate rangetree 0.1.2
[INFO] tweaked toml for crates.io crate rangetree 0.1.2 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 9d70dff9c715b3bd142ee27936becd00cc1e97258f40c9ac3dad33f2cf35bba1
[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" "9d70dff9c715b3bd142ee27936becd00cc1e97258f40c9ac3dad33f2cf35bba1"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rangetree v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `"docker" "inspect" "9d70dff9c715b3bd142ee27936becd00cc1e97258f40c9ac3dad33f2cf35bba1"`
[INFO] running `"docker" "rm" "-f" "9d70dff9c715b3bd142ee27936becd00cc1e97258f40c9ac3dad33f2cf35bba1"`
[INFO] [stdout] 9d70dff9c715b3bd142ee27936becd00cc1e97258f40c9ac3dad33f2cf35bba1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c97a399b35de67d6b385fb74979f23e66e5690e5678608ac6c268ae06507621c
[INFO] running `"docker" "start" "-a" "c97a399b35de67d6b385fb74979f23e66e5690e5678608ac6c268ae06507621c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rangetree v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/tests_rangetree.rs:65:23
[INFO] [stderr]    |
[INFO] [stderr] 65 |         assert!(r.has((i * 2)) == false);
[INFO] [stderr]    |                       ^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "c97a399b35de67d6b385fb74979f23e66e5690e5678608ac6c268ae06507621c"`
[INFO] running `"docker" "rm" "-f" "c97a399b35de67d6b385fb74979f23e66e5690e5678608ac6c268ae06507621c"`
[INFO] [stdout] c97a399b35de67d6b385fb74979f23e66e5690e5678608ac6c268ae06507621c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 89843dbd61becf54e967feb548f4b2158051d90527a127a10d2fbb016afba8f7
[INFO] running `"docker" "start" "-a" "89843dbd61becf54e967feb548f4b2158051d90527a127a10d2fbb016afba8f7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/tests_rangetree.rs:65:23
[INFO] [stderr]    |
[INFO] [stderr] 65 |         assert!(r.has((i * 2)) == false);
[INFO] [stderr]    |                       ^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rangetree-8f8503429c717e95
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_rangetree::test_complex ... ok
[INFO] [stdout] test test_mempool::test_mempool ... ok
[INFO] [stdout] test test_rangetree::test_basic_take_release ... ok
[INFO] [stdout] test test_rangetree::test_retake ... ok
[INFO] [stdout] test test_rangetree::test_take_all ... 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 rangetree
[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" "89843dbd61becf54e967feb548f4b2158051d90527a127a10d2fbb016afba8f7"`
[INFO] running `"docker" "rm" "-f" "89843dbd61becf54e967feb548f4b2158051d90527a127a10d2fbb016afba8f7"`
[INFO] [stdout] 89843dbd61becf54e967feb548f4b2158051d90527a127a10d2fbb016afba8f7