[INFO] fetching crate rvs 0.5.0...
[INFO] testing rvs-0.5.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate rvs 0.5.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate rvs 0.5.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rvs 0.5.0
[INFO] finished tweaking crates.io crate rvs 0.5.0
[INFO] tweaked toml for crates.io crate rvs 0.5.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e63456311f3958b3316b1e901e1eaccd14716553046750b8d5a682dc8174d859
[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" "e63456311f3958b3316b1e901e1eaccd14716553046750b8d5a682dc8174d859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e63456311f3958b3316b1e901e1eaccd14716553046750b8d5a682dc8174d859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e63456311f3958b3316b1e901e1eaccd14716553046750b8d5a682dc8174d859", kill_on_drop: false }`
[INFO] [stdout] e63456311f3958b3316b1e901e1eaccd14716553046750b8d5a682dc8174d859
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e19759299fe63054d69c98587849ec4679ddcbe475eb3a0558b880eb576b78b
[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" "2e19759299fe63054d69c98587849ec4679ddcbe475eb3a0558b880eb576b78b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling peg-macros v0.6.3
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling peg v0.6.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rvs-parser v0.5.0
[INFO] [stderr]    Compiling rvs v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.02s
[INFO] running `Command { std: "docker" "inspect" "2e19759299fe63054d69c98587849ec4679ddcbe475eb3a0558b880eb576b78b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e19759299fe63054d69c98587849ec4679ddcbe475eb3a0558b880eb576b78b", kill_on_drop: false }`
[INFO] [stdout] 2e19759299fe63054d69c98587849ec4679ddcbe475eb3a0558b880eb576b78b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac46a5318047eb8b60565c16bbbcee964de54f7134e74a5deb187d45840b3206
[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" "ac46a5318047eb8b60565c16bbbcee964de54f7134e74a5deb187d45840b3206", kill_on_drop: false }`
[INFO] [stderr]    Compiling rvs v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.36s
[INFO] running `Command { std: "docker" "inspect" "ac46a5318047eb8b60565c16bbbcee964de54f7134e74a5deb187d45840b3206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac46a5318047eb8b60565c16bbbcee964de54f7134e74a5deb187d45840b3206", kill_on_drop: false }`
[INFO] [stdout] ac46a5318047eb8b60565c16bbbcee964de54f7134e74a5deb187d45840b3206
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ccf3fea8ba2fc3257915153db58c0cc2492b57726454c7d4b312ba3087ff507
[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" "7ccf3fea8ba2fc3257915153db58c0cc2492b57726454c7d4b312ba3087ff507", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rvs-5ceb372f7b865605)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test types::range::tests::range::full_range ... ignored
[INFO] [stdout] test types::range::tests::range::max_max ... ok
[INFO] [stdout] test types::range::tests::range::basic ... ok
[INFO] [stderr]      Running tests/display.rs (/opt/rustwide/target/debug/deps/display-d8f34439091f97f3)
[INFO] [stdout] test types::weighted::tests::test_populate_pool ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test precendence ... ok
[INFO] [stdout] test multiple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/done.rs (/opt/rustwide/target/debug/deps/done-bd78663f13840ec0)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test done_defaults_to_false ... ok
[INFO] [stdout] test done_causes_advance_to_next_subexpr ... ok
[INFO] [stdout] test always_done ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lazyness.rs (/opt/rustwide/target/debug/deps/lazyness-3c93273481ca8ab2)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test type_arguments ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/once.rs (/opt/rustwide/target/debug/deps/once-e77af05afc770fbd)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running tests/operations.rs (/opt/rustwide/target/debug/deps/operations-4e08ed3ce2819f3a)
[INFO] [stdout] test yields_constant_value_and_always_done ... ok
[INFO] [stdout] test done_defaults_to_false ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test overflow_neg ... ok
[INFO] [stdout] test overflow_mul ... ok
[INFO] [stdout] test overflow_add ... ok
[INFO] [stderr]      Running tests/parse.rs (/opt/rustwide/target/debug/deps/parse-269fed6a6765bf18)
[INFO] [stdout] test yields_sum ... ok
[INFO] [stderr]      Running tests/pattern.rs (/opt/rustwide/target/debug/deps/pattern-5c343996ec76ade6)
[INFO] [stdout] test overflow_shl ... ok
[INFO] [stdout] test overflow_shr ... ok
[INFO] [stdout] test overflow_sub ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test selects_another_subexpr_when_current_subexpr_done ... ok
[INFO] [stdout] test yields_a_repeating_pattern ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/range.rs (/opt/rustwide/target/debug/deps/range-8b4c7af9697920ce)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test reverse_limits ... ok
[INFO] [stdout] test done_after_each_next ... ok
[INFO] [stdout] test equal_limits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/readme.rs (/opt/rustwide/target/debug/deps/readme-4c1e01e79b827592)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/repl.rs (/opt/rustwide/target/debug/deps/repl-3f8b3ae17219baa7)
[INFO] [stdout] test readme ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/sample_with_replacement.rs (/opt/rustwide/target/debug/deps/sample_with_replacement-3295452a9b911923)
[INFO] [stdout] test basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running tests/sample_without_replacement.rs (/opt/rustwide/target/debug/deps/sample_without_replacement-36ba63a4c5032757)
[INFO] [stdout] test done_when_sub_expr_done ... ok
[INFO] [stdout] test basic ... ok
[INFO] [stdout] test selects_another_subexpr_when_current_subexpr_done ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running tests/sequence.rs (/opt/rustwide/target/debug/deps/sequence-7d9d85946b05881f)
[INFO] [stdout] test done_when_all_done2 ... ok
[INFO] [stdout] test done_when_all_done ... ok
[INFO] [stdout] test yields_each_value_once_per_cycle ... ok
[INFO] [stdout] test selects_another_subexpr_when_current_subexpr_done ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test decrement ... ok
[INFO] [stdout] test zero_last ... ok
[INFO] [stdout] test last ... ok
[INFO] [stdout] test first_last ... ok
[INFO] [stdout] test negative_increment_skips_last ... ok
[INFO] [stdout] test first_last_increment ... ok
[INFO] [stdout] test increment_skips_last ... ok
[INFO] [stdout] test args_evaluated_every_cycle ... ok
[INFO] [stdout] test zero_increment - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/variables_in_expressions.rs (/opt/rustwide/target/debug/deps/variables_in_expressions-e7147b6d64c657b4)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test next_done ... ok
[INFO] [stderr]      Running tests/weighted_sample_with_replacement.rs (/opt/rustwide/target/debug/deps/weighted_sample_with_replacement-cd72af8c4eeb369f)
[INFO] [stdout] test next_pattern ... ok
[INFO] [stdout] test copy ... ok
[INFO] [stdout] test copy_pattern ... ok
[INFO] [stdout] test prev ... ok
[INFO] [stdout] test next ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test done_when_sub_expr_done ... ok
[INFO] [stdout] test selects_another_subexpr_when_current_subexpr_done ... ok
[INFO] [stderr]      Running tests/weighted_sample_without_replacement.rs (/opt/rustwide/target/debug/deps/weighted_sample_without_replacement-aa575eb2a62ca662)
[INFO] [stdout] test distribution ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test distribution ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rvs
[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] running `Command { std: "docker" "inspect" "7ccf3fea8ba2fc3257915153db58c0cc2492b57726454c7d4b312ba3087ff507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ccf3fea8ba2fc3257915153db58c0cc2492b57726454c7d4b312ba3087ff507", kill_on_drop: false }`
[INFO] [stdout] 7ccf3fea8ba2fc3257915153db58c0cc2492b57726454c7d4b312ba3087ff507