[INFO] fetching crate uncertain 0.3.1...
[INFO] testing uncertain-0.3.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate uncertain 0.3.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate uncertain 0.3.1
[INFO] finished tweaking crates.io crate uncertain 0.3.1
[INFO] tweaked toml for crates.io crate uncertain 0.3.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate uncertain 0.3.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[INFO] [stderr]       Adding rand_distr v0.4.3 (available: v0.6.0)
[INFO] [stderr]       Adding rand_pcg v0.3.1 (available: v0.10.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6af7a7328cdbd24819c77d76b308c210ee5c1bd3ac40e7be161714573575048a
[INFO] running `Command { std: "docker" "start" "-a" "6af7a7328cdbd24819c77d76b308c210ee5c1bd3ac40e7be161714573575048a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6af7a7328cdbd24819c77d76b308c210ee5c1bd3ac40e7be161714573575048a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6af7a7328cdbd24819c77d76b308c210ee5c1bd3ac40e7be161714573575048a", kill_on_drop: false }`
[INFO] [stdout] 6af7a7328cdbd24819c77d76b308c210ee5c1bd3ac40e7be161714573575048a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa75a5df176e711ad21ad19398ab8250bd43a2f46ad7f79e78c6b53cafaba588
[INFO] running `Command { std: "docker" "start" "-a" "aa75a5df176e711ad21ad19398ab8250bd43a2f46ad7f79e78c6b53cafaba588", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.185
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_pcg v0.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling uncertain v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.86s
[INFO] running `Command { std: "docker" "inspect" "aa75a5df176e711ad21ad19398ab8250bd43a2f46ad7f79e78c6b53cafaba588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa75a5df176e711ad21ad19398ab8250bd43a2f46ad7f79e78c6b53cafaba588", kill_on_drop: false }`
[INFO] [stdout] aa75a5df176e711ad21ad19398ab8250bd43a2f46ad7f79e78c6b53cafaba588
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afa4be7235a1977b1cf578a39b17141a2fcdf463bb74f74d5b2592818c07e4db
[INFO] running `Command { std: "docker" "start" "-a" "afa4be7235a1977b1cf578a39b17141a2fcdf463bb74f74d5b2592818c07e4db", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling uncertain v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "afa4be7235a1977b1cf578a39b17141a2fcdf463bb74f74d5b2592818c07e4db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afa4be7235a1977b1cf578a39b17141a2fcdf463bb74f74d5b2592818c07e4db", kill_on_drop: false }`
[INFO] [stdout] afa4be7235a1977b1cf578a39b17141a2fcdf463bb74f74d5b2592818c07e4db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a91cb77101f2077a6439e2c4a9880fcf50c19b98cae7cbeafccc646e47f2eb1
[INFO] running `Command { std: "docker" "start" "-a" "7a91cb77101f2077a6439e2c4a9880fcf50c19b98cae7cbeafccc646e47f2eb1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/uncertain-c0f548eac2e9b04a)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stderr]      Running tests/basic_expect.rs (/opt/rustwide/target/debug/deps/basic_expect-980e7559dba198bf)
[INFO] [stdout] test adapters::ops::tests::op_add ... ok
[INFO] [stdout] test adapters::ops::tests::op_and ... ok
[INFO] [stdout] test adapters::ops::tests::op_div ... ok
[INFO] [stdout] test adapters::ops::tests::op_not ... ok
[INFO] [stdout] test adapters::ops::tests::op_or ... ok
[INFO] [stdout] test adapters::ops::tests::op_sub ... ok
[INFO] [stdout] test boxed::tests::boxed_uncertain_allows_mixed_sources ... ok
[INFO] [stdout] test boxed::tests::boxed_works_with_into_ref ... ok
[INFO] [stdout] test point::tests::samples_are_always_the_same ... ok
[INFO] [stdout] test expectation::tests::failed_expectation ... ok
[INFO] [stdout] test reference::tests::ref_uncertain_shares_values ... ok
[INFO] [stdout] test expectation::tests::simple_expectation ... ok
[INFO] [stdout] test adapters::ops::tests::op_mul ... ok
[INFO] [stdout] test sprt::tests::basic_sprt_works ... ok
[INFO] [stdout] test sprt::tests::likelyhood_sanity_check ... ok
[INFO] [stdout] test expectation::tests::errors_are_correct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test very_easy ... ok
[INFO] [stdout] test basic_gaussian ... ok
[INFO] [stdout] test composite_gaussian_poisson ... ok
[INFO] [stdout] test very_hard ... ok
[INFO] [stdout] test basic_poisson ... ok
[INFO] [stderr]      Running tests/basic_pr.rs (/opt/rustwide/target/debug/deps/basic_pr-fb20bf5eafbc9695)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test not ... ok
[INFO] [stdout] test negative_pr ... ok
[INFO] [stdout] test gaussian_pr ... ok
[INFO] [stdout] test very_certain ... ok
[INFO] [stderr]      Running tests/panics.rs (/opt/rustwide/target/debug/deps/panics-e78c7d62582994ec)
[INFO] [stdout] test sampling_sanity_check ... ok
[INFO] [stdout] test positive_pr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_too_large_pr_panics - should panic ... ok
[INFO] [stdout] test test_negative_pr_panics - should panic ... ok
[INFO] [stdout] test test_nagative_expect_precision_panics - should panic ... 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] [stderr]    Doc-tests uncertain
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/lib.rs - Uncertain::flat_map (line 316) ... ok
[INFO] [stdout] test src/dist.rs - dist::Distribution (line 20) ... ok
[INFO] [stdout] test src/lib.rs - Uncertain::and (line 394) ... ok
[INFO] [stdout] test src/lib.rs - Uncertain::pr (line 129) ... ok
[INFO] [stdout] test src/lib.rs - Uncertain::or (line 422) ... ok
[INFO] [stdout] test src/lib.rs - Uncertain::sub (line 473) ... ok
[INFO] [stdout] test src/lib.rs - Uncertain::mul (line 497) ... ok
[INFO] [stdout] test src/lib.rs - Uncertain::div (line 521) ... ok
[INFO] [stdout] test src/lib.rs - Uncertain::join (line 346) ... ok
[INFO] [stdout] test src/lib.rs - Uncertain::add (line 449) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/point.rs - point::PointMass (line 15) ... ok
[INFO] [stdout] test src/lib.rs - Uncertain::not (line 371) ... ok
[INFO] [stdout] test src/lib.rs - Uncertain::map (line 285) ... ok
[INFO] [stdout] test src/lib.rs - Uncertain::into_ref (line 258) ... ok
[INFO] [stdout] test src/lib.rs - Uncertain::expect (line 171) ... ok
[INFO] [stdout] test src/point.rs - point::PointMass (line 30) ... ok
[INFO] [stdout] test src/lib.rs - Uncertain::into_boxed (line 228) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.90s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7a91cb77101f2077a6439e2c4a9880fcf50c19b98cae7cbeafccc646e47f2eb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a91cb77101f2077a6439e2c4a9880fcf50c19b98cae7cbeafccc646e47f2eb1", kill_on_drop: false }`
[INFO] [stdout] 7a91cb77101f2077a6439e2c4a9880fcf50c19b98cae7cbeafccc646e47f2eb1