[INFO] fetching crate droprate 1.0.0...
[INFO] testing droprate-1.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate droprate 1.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate droprate 1.0.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 432a4c49695c97ccf5c416bd5b57ba64aec278d4922323e5f67adece30d2834c
[INFO] running `Command { std: "docker" "start" "-a" "432a4c49695c97ccf5c416bd5b57ba64aec278d4922323e5f67adece30d2834c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "432a4c49695c97ccf5c416bd5b57ba64aec278d4922323e5f67adece30d2834c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "432a4c49695c97ccf5c416bd5b57ba64aec278d4922323e5f67adece30d2834c", kill_on_drop: false }`
[INFO] [stdout] 432a4c49695c97ccf5c416bd5b57ba64aec278d4922323e5f67adece30d2834c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2601c356372196c043b2c8759d97107258d631caf2e0adec7b500a39c67d6a67
[INFO] running `Command { std: "docker" "start" "-a" "2601c356372196c043b2c8759d97107258d631caf2e0adec7b500a39c67d6a67", kill_on_drop: false }`
[INFO] [stderr]    Compiling droprate v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:47:55
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T>;
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:209:55
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T> {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:333:55
[INFO] [stdout]     |
[INFO] [stdout] 333 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T> {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "2601c356372196c043b2c8759d97107258d631caf2e0adec7b500a39c67d6a67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2601c356372196c043b2c8759d97107258d631caf2e0adec7b500a39c67d6a67", kill_on_drop: false }`
[INFO] [stdout] 2601c356372196c043b2c8759d97107258d631caf2e0adec7b500a39c67d6a67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d5053dc5d76a55af0fc38c4751154cc03fc7a3ac0e4c0a346d6a8c9c6d543cc6
[INFO] running `Command { std: "docker" "start" "-a" "d5053dc5d76a55af0fc38c4751154cc03fc7a3ac0e4c0a346d6a8c9c6d543cc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling droprate v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:47:55
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T>;
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:209:55
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T> {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:333:55
[INFO] [stdout]     |
[INFO] [stdout] 333 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T> {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/integration_tests.rs:70:28
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn random_odds(table: &mut ProbabilityTable<String>, num_cycles: u32) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<String>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:47:55
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T>;
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:209:55
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T> {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:333:55
[INFO] [stdout]     |
[INFO] [stdout] 333 |     fn push(&mut self, ident: T, weight: f64) -> &mut ProbabilityTable<T> {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityTable<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `Command { std: "docker" "inspect" "d5053dc5d76a55af0fc38c4751154cc03fc7a3ac0e4c0a346d6a8c9c6d543cc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5053dc5d76a55af0fc38c4751154cc03fc7a3ac0e4c0a346d6a8c9c6d543cc6", kill_on_drop: false }`
[INFO] [stdout] d5053dc5d76a55af0fc38c4751154cc03fc7a3ac0e4c0a346d6a8c9c6d543cc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d83405cb9047d090ef07b52b56393f423789ae5b68a5025507d23c1032ce0ace
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d83405cb9047d090ef07b52b56393f423789ae5b68a5025507d23c1032ce0ace", kill_on_drop: false }`
[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 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/droprate-8d4435f90109a2e8
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/integration_tests-2a0d803e7ee071c1
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test empty_table ... ok
[INFO] [stdout] test populated_table ... ok
[INFO] [stdout] test seems_always_valid ... ok
[INFO] [stdout] test report_random_probability ... 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; finished in 0.25s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests droprate
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - RandomTable<T>::from_map (line 167) ... ok
[INFO] [stdout] test src/lib.rs - ProbabilityTable::push (line 37) ... ok
[INFO] [stdout] test src/lib.rs - FairlyRandomTable<T>::from_map (line 254) ... ok
[INFO] [stdout] test src/lib.rs - ProbabilityTable::random (line 96) ... ok
[INFO] [stdout] test src/lib.rs - FairlyRandomTable<T>::from_map (line 269) ... ok
[INFO] [stdout] test src/lib.rs - RandomTable<T>::from_map (line 182) ... ok
[INFO] [stdout] test src/lib.rs - ProbabilityTable::count (line 53) ... ok
[INFO] [stdout] test src/lib.rs - ProbabilityTable::keys (line 71) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.77s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d83405cb9047d090ef07b52b56393f423789ae5b68a5025507d23c1032ce0ace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d83405cb9047d090ef07b52b56393f423789ae5b68a5025507d23c1032ce0ace", kill_on_drop: false }`
[INFO] [stdout] d83405cb9047d090ef07b52b56393f423789ae5b68a5025507d23c1032ce0ace