[INFO] fetching crate kodama 0.2.2...
[INFO] testing kodama-0.2.2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate kodama 0.2.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate kodama 0.2.2 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 kodama 0.2.2
[INFO] finished tweaking crates.io crate kodama 0.2.2
[INFO] tweaked toml for crates.io crate kodama 0.2.2 written to /workspace/builds/worker-9/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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 638c120b70bdfde1a05af84aa50a5d5ca878992951ec14db8d437a64dd36785b
[INFO] running `"docker" "start" "-a" "638c120b70bdfde1a05af84aa50a5d5ca878992951ec14db8d437a64dd36785b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling kodama v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:288:32
[INFO] [stderr]     |
[INFO] [stderr] 288 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `"docker" "inspect" "638c120b70bdfde1a05af84aa50a5d5ca878992951ec14db8d437a64dd36785b"`
[INFO] running `"docker" "rm" "-f" "638c120b70bdfde1a05af84aa50a5d5ca878992951ec14db8d437a64dd36785b"`
[INFO] [stdout] 638c120b70bdfde1a05af84aa50a5d5ca878992951ec14db8d437a64dd36785b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 9b1bac0fef25401c44a202cbbe18e1aa2026934b51e7f913787885ef76f79f87
[INFO] running `"docker" "start" "-a" "9b1bac0fef25401c44a202cbbe18e1aa2026934b51e7f913787885ef76f79f87"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:288:32
[INFO] [stderr]     |
[INFO] [stderr] 288 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling quickcheck v0.7.2
[INFO] [stderr]    Compiling kodama v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/test.rs:62:29
[INFO] [stderr]    |
[INFO] [stderr] 62 |     fn shrink(&self) -> Box<Iterator<Item=DistinctMatrix>> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=DistinctMatrix>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:288:32
[INFO] [stderr]     |
[INFO] [stderr] 288 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.48s
[INFO] running `"docker" "inspect" "9b1bac0fef25401c44a202cbbe18e1aa2026934b51e7f913787885ef76f79f87"`
[INFO] running `"docker" "rm" "-f" "9b1bac0fef25401c44a202cbbe18e1aa2026934b51e7f913787885ef76f79f87"`
[INFO] [stdout] 9b1bac0fef25401c44a202cbbe18e1aa2026934b51e7f913787885ef76f79f87
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] dfc1e602e290686897dbe387eb4fc39eb66b114a475bb8481c013c08992a2a87
[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" "dfc1e602e290686897dbe387eb4fc39eb66b114a475bb8481c013c08992a2a87"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:288:32
[INFO] [stderr]     |
[INFO] [stderr] 288 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/test.rs:62:29
[INFO] [stderr]    |
[INFO] [stderr] 62 |     fn shrink(&self) -> Box<Iterator<Item=DistinctMatrix>> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=DistinctMatrix>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:288:32
[INFO] [stderr]     |
[INFO] [stderr] 288 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kodama-02141dd3632ec9c8
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test active::tests::contains ... ok
[INFO] [stdout] test active::tests::iter_range ... ok
[INFO] [stdout] test active::tests::iter ... ok
[INFO] [stdout] test generic::tests::prop_generic_ward_nnchain ... ok
[INFO] [stdout] test chain::tests::prop_nnchain_ward_primitive ... ok
[INFO] [stdout] test chain::tests::prop_nnchain_weighted_primitive ... ok
[INFO] [stdout] test generic::tests::prop_generic_complete_primitive ... ok
[INFO] [stdout] test primitive::tests::argmin_simple ... ok
[INFO] [stdout] test generic::tests::prop_generic_median_primitive ... ok
[INFO] [stdout] test primitive::tests::argmin_smallest ... ok
[INFO] [stdout] test chain::tests::prop_nnchain_single_primitive ... ok
[INFO] [stdout] test generic::tests::prop_generic_average_primitive ... ok
[INFO] [stdout] test chain::tests::prop_nnchain_average_primitive ... ok
[INFO] [stdout] test generic::tests::prop_generic_single_primitive ... ok
[INFO] [stdout] test generic::tests::prop_generic_complete_nnchain ... ok
[INFO] [stdout] test generic::tests::prop_generic_average_nnchain ... ok
[INFO] [stdout] test generic::tests::prop_generic_weighted_nnchain ... ok
[INFO] [stdout] test queue::tests::simple ... ok
[INFO] [stdout] test queue::tests::two ... ok
[INFO] [stdout] test chain::tests::prop_nnchain_complete_primitive ... ok
[INFO] [stdout] test primitive::tests::argmin_zero ... ok
[INFO] [stdout] test generic::tests::prop_generic_centroid_primitive ... ok
[INFO] [stdout] test queue::tests::empty ... ok
[INFO] [stdout] test queue::tests::one ... ok
[INFO] [stdout] test union::tests::find_with_unions ... ok
[INFO] [stdout] test union::tests::trivial_find ... ok
[INFO] [stdout] test union::tests::union_is_idempotent ... ok
[INFO] [stdout] test union::tests::relabel ... ok
[INFO] [stdout] test queue::tests::prop_heap_invariant ... ok
[INFO] [stdout] test spanning::tests::prop_mst_primitive ... ok
[INFO] [stdout] test generic::tests::prop_generic_single_nnchain ... ok
[INFO] [stdout] test queue::tests::prop_heapify_heap_invariant ... ok
[INFO] [stdout] test union::tests::find_with_unions_all_at_once ... ok
[INFO] [stdout] test generic::tests::prop_generic_ward_primitive ... ok
[INFO] [stdout] test generic::tests::prop_generic_weighted_primitive ... ok
[INFO] [stdout] test spanning::tests::prop_mst_generic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kodama
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs -  (line 37) ... ok
[INFO] [stdout] test src/lib.rs -  (line 81) ... ok
[INFO] [stdout] test src/lib.rs -  (line 138) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "dfc1e602e290686897dbe387eb4fc39eb66b114a475bb8481c013c08992a2a87"`
[INFO] running `"docker" "rm" "-f" "dfc1e602e290686897dbe387eb4fc39eb66b114a475bb8481c013c08992a2a87"`
[INFO] [stdout] dfc1e602e290686897dbe387eb4fc39eb66b114a475bb8481c013c08992a2a87