[INFO] crate droprate 1.0.0 is already in cache
[INFO] testing droprate-1.0.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate droprate 1.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate droprate 1.0.0 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 droprate 1.0.0
[INFO] finished tweaking crates.io crate droprate 1.0.0
[INFO] tweaked toml for crates.io crate droprate 1.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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" "+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] 6474e11ecef3316b713d56dc4c3abf92d915922a743d3e280b853657916e6f20
[INFO] running `"docker" "start" "-a" "6474e11ecef3316b713d56dc4c3abf92d915922a743d3e280b853657916e6f20"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling droprate v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:47:55
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T>;
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[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:209:55
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:333:55
[INFO] [stderr]     |
[INFO] [stderr] 333 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "6474e11ecef3316b713d56dc4c3abf92d915922a743d3e280b853657916e6f20"`
[INFO] running `"docker" "rm" "-f" "6474e11ecef3316b713d56dc4c3abf92d915922a743d3e280b853657916e6f20"`
[INFO] [stdout] 6474e11ecef3316b713d56dc4c3abf92d915922a743d3e280b853657916e6f20
[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" "+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] d4d043eadd7ca2b17d81f2291febf39f912b98ed37a50f21b6f13d6706c4e8d3
[INFO] running `"docker" "start" "-a" "d4d043eadd7ca2b17d81f2291febf39f912b98ed37a50f21b6f13d6706c4e8d3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling droprate v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:47:55
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T>;
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[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:209:55
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:333:55
[INFO] [stderr]     |
[INFO] [stderr] 333 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:47:55
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T>;
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[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:209:55
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:333:55
[INFO] [stderr]     |
[INFO] [stderr] 333 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/integration_tests.rs:70:28
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn random_odds(table: &mut ProbabilityTable<String>, num_cycles: u32) {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<String>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `"docker" "inspect" "d4d043eadd7ca2b17d81f2291febf39f912b98ed37a50f21b6f13d6706c4e8d3"`
[INFO] running `"docker" "rm" "-f" "d4d043eadd7ca2b17d81f2291febf39f912b98ed37a50f21b6f13d6706c4e8d3"`
[INFO] [stdout] d4d043eadd7ca2b17d81f2291febf39f912b98ed37a50f21b6f13d6706c4e8d3
[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" "+beta-2020-06-03" "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] 49b70ccd5cc9240373f201bdb5c7fae9b8095b436e615aa2f7000f3a91ca9fbf
[INFO] running `"docker" "start" "-a" "49b70ccd5cc9240373f201bdb5c7fae9b8095b436e615aa2f7000f3a91ca9fbf"`
[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:47:55
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T>;
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[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:209:55
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:333:55
[INFO] [stderr]     |
[INFO] [stderr] 333 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:47:55
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T>;
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[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:209:55
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:333:55
[INFO] [stderr]     |
[INFO] [stderr] 333 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/integration_tests.rs:70:28
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn random_odds(table: &mut ProbabilityTable<String>, num_cycles: u32) {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<String>`
[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 test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/droprate-c36766f64a26dbae
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/integration_tests-d7d460b5a0be0861
[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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test empty_table ... ok
[INFO] [stdout] test populated_table ... ok
[INFO] [stdout] test report_random_probability ... ok
[INFO] [stdout] test seems_always_valid ... ok
[INFO] [stdout] test report_reactive_probability ... 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 droprate
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - FairlyRandomTable<T>::from_map (line 254) ... ok
[INFO] [stdout] test src/lib.rs - RandomTable<T>::from_map (line 182) ... ok
[INFO] [stdout] test src/lib.rs - FairlyRandomTable<T>::from_map (line 269) ... ok
[INFO] [stdout] test src/lib.rs - ProbabilityTable::push (line 37) ... ok
[INFO] [stdout] test src/lib.rs - ProbabilityTable::keys (line 71) ... ok
[INFO] [stdout] test src/lib.rs - RandomTable<T>::from_map (line 167) ... ok
[INFO] [stdout] test src/lib.rs - ProbabilityTable::random (line 96) ... ok
[INFO] [stdout] test src/lib.rs - ProbabilityTable::count (line 53) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "49b70ccd5cc9240373f201bdb5c7fae9b8095b436e615aa2f7000f3a91ca9fbf"`
[INFO] running `"docker" "rm" "-f" "49b70ccd5cc9240373f201bdb5c7fae9b8095b436e615aa2f7000f3a91ca9fbf"`
[INFO] [stdout] 49b70ccd5cc9240373f201bdb5c7fae9b8095b436e615aa2f7000f3a91ca9fbf