[INFO] fetching crate tinymt 1.0.4...
[INFO] testing tinymt-1.0.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate tinymt 1.0.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate tinymt 1.0.4 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tinymt 1.0.4
[INFO] finished tweaking crates.io crate tinymt 1.0.4
[INFO] tweaked toml for crates.io crate tinymt 1.0.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate tinymt 1.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "+1.49.0" "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] 0672715c1a35e19be37e962e1c6b507f38d19d98e0c33128cee2affa12115eec
[INFO] running `Command { std: "docker" "start" "-a" "0672715c1a35e19be37e962e1c6b507f38d19d98e0c33128cee2affa12115eec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0672715c1a35e19be37e962e1c6b507f38d19d98e0c33128cee2affa12115eec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0672715c1a35e19be37e962e1c6b507f38d19d98e0c33128cee2affa12115eec", kill_on_drop: false }`
[INFO] [stdout] 0672715c1a35e19be37e962e1c6b507f38d19d98e0c33128cee2affa12115eec
[INFO] running `Command { std: "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" "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" "+1.49.0" "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] f7b7389ac6e71e92deae366c169ce1318be95c34203c037f3ae8810e007b502d
[INFO] running `Command { std: "docker" "start" "-a" "f7b7389ac6e71e92deae366c169ce1318be95c34203c037f3ae8810e007b502d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tinymt v1.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/tinymt32.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 | const TINYMT32_MUL: f64 = (1.0f64 / 16_777_216.0_f64);
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/tinymt64.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 | const TINYMT64_MUL: f64 = (1.0 / 9_007_199_254_740_992.0);
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.04s
[INFO] running `Command { std: "docker" "inspect" "f7b7389ac6e71e92deae366c169ce1318be95c34203c037f3ae8810e007b502d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7b7389ac6e71e92deae366c169ce1318be95c34203c037f3ae8810e007b502d", kill_on_drop: false }`
[INFO] [stdout] f7b7389ac6e71e92deae366c169ce1318be95c34203c037f3ae8810e007b502d
[INFO] running `Command { std: "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" "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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc77466698a5fe60c9417a8936f314cf747346a37521323a898ba0ef03c27057
[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" "cc77466698a5fe60c9417a8936f314cf747346a37521323a898ba0ef03c27057", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinymt v1.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/tinymt32.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 | const TINYMT32_MUL: f64 = (1.0f64 / 16_777_216.0_f64);
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/tinymt64.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 | const TINYMT64_MUL: f64 = (1.0 / 9_007_199_254_740_992.0);
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/tinymt32.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 | const TINYMT32_MUL: f64 = (1.0f64 / 16_777_216.0_f64);
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/tinymt64.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 | const TINYMT64_MUL: f64 = (1.0 / 9_007_199_254_740_992.0);
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "cc77466698a5fe60c9417a8936f314cf747346a37521323a898ba0ef03c27057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc77466698a5fe60c9417a8936f314cf747346a37521323a898ba0ef03c27057", kill_on_drop: false }`
[INFO] [stdout] cc77466698a5fe60c9417a8936f314cf747346a37521323a898ba0ef03c27057
[INFO] running `Command { std: "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" "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" "+1.49.0" "test" "--frozen", 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] b1a06a523b3a65a6a06eaa50281460c4fd5ffb209c9bdab4170420608158db83
[INFO] running `Command { std: "docker" "start" "-a" "b1a06a523b3a65a6a06eaa50281460c4fd5ffb209c9bdab4170420608158db83", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stdout] running 1 test
[INFO] [stderr]   --> src/tinymt32.rs:10:27
[INFO] [stdout] test test::tinymt_usage ... ok
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 10 | const TINYMT32_MUL: f64 = (1.0f64 / 16_777_216.0_f64);
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]   --> src/tinymt64.rs:10:27
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr] 10 | const TINYMT64_MUL: f64 = (1.0 / 9_007_199_254_740_992.0);
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/tinymt32.rs:10:27
[INFO] [stderr]    |
[INFO] [stderr] 10 | const TINYMT32_MUL: f64 = (1.0f64 / 16_777_216.0_f64);
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/tinymt64.rs:10:27
[INFO] [stderr]    |
[INFO] [stderr] 10 | const TINYMT64_MUL: f64 = (1.0 / 9_007_199_254_740_992.0);
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tinymt-1683a6219d7908d9
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tinymt-4ca0d368e2d8f684
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lib-afdf9ce3ac26cdb0
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_tinymt64_seed ... ok
[INFO] [stdout] test tinymt64::test_cases_by_author ... ok
[INFO] [stdout] test tinymt32::test_cases_by_author ... ok
[INFO] [stdout] test test_tinymt32_seed ... ok
[INFO] [stdout] test test_chi_squared_tinymt32 ... ok
[INFO] [stdout] test test_chi_squared_tinymt64 ... ok
[INFO] [stdout] test test_try_fill_bytes_tinymt64 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tinymt32-5d9ce647d7a52597
[INFO] [stdout] test test_try_fill_bytes_tinymt32 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tinymt64-012686d0e99516dc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_cases_by_author ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_cases_by_author ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tinymt
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/tinymt32.rs:10:27
[INFO] [stderr]    |
[INFO] [stderr] 10 | const TINYMT32_MUL: f64 = (1.0f64 / 16_777_216.0_f64);
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/tinymt64.rs:10:27
[INFO] [stderr]    |
[INFO] [stderr] 10 | const TINYMT64_MUL: f64 = (1.0 / 9_007_199_254_740_992.0);
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[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] running `Command { std: "docker" "inspect" "b1a06a523b3a65a6a06eaa50281460c4fd5ffb209c9bdab4170420608158db83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1a06a523b3a65a6a06eaa50281460c4fd5ffb209c9bdab4170420608158db83", kill_on_drop: false }`
[INFO] [stdout] b1a06a523b3a65a6a06eaa50281460c4fd5ffb209c9bdab4170420608158db83