[INFO] fetching crate use-arithmetic 0.0.6...
[INFO] testing use-arithmetic-0.0.6 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate use-arithmetic 0.0.6 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate use-arithmetic 0.0.6
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate use-arithmetic 0.0.6
[INFO] tweaked toml for crates.io crate use-arithmetic 0.0.6 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate use-arithmetic 0.0.6 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate use-arithmetic 0.0.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 153b688a65f4597914741ab819b8611c24cc34a2e673f18064a6c2b5717d00ee
[INFO] running `Command { std: "docker" "start" "153b688a65f4597914741ab819b8611c24cc34a2e673f18064a6c2b5717d00ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "153b688a65f4597914741ab819b8611c24cc34a2e673f18064a6c2b5717d00ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "153b688a65f4597914741ab819b8611c24cc34a2e673f18064a6c2b5717d00ee" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "153b688a65f4597914741ab819b8611c24cc34a2e673f18064a6c2b5717d00ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "153b688a65f4597914741ab819b8611c24cc34a2e673f18064a6c2b5717d00ee" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling use-arithmetic v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "153b688a65f4597914741ab819b8611c24cc34a2e673f18064a6c2b5717d00ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "153b688a65f4597914741ab819b8611c24cc34a2e673f18064a6c2b5717d00ee" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling use-arithmetic v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "153b688a65f4597914741ab819b8611c24cc34a2e673f18064a6c2b5717d00ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "153b688a65f4597914741ab819b8611c24cc34a2e673f18064a6c2b5717d00ee" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/use_arithmetic-bb0f01d0d8a3dc1d)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test checked::tests::reports_overflow_for_unsigned_values ... ok
[INFO] [stdout] test checked::tests::reports_overflow_for_signed_values ... ok
[INFO] [stdout] test division::tests::matches_floor_semantics_for_negative_values ... ok
[INFO] [stdout] test gcd::tests::handles_zero_and_positive_cases ... ok
[INFO] [stdout] test divisibility::tests::handles_positive_and_zero_divisors ... ok
[INFO] [stdout] test saturating::tests::saturates_signed_values ... ok
[INFO] [stdout] test saturating::tests::saturates_unsigned_values ... ok
[INFO] [stdout] test wrapping::tests::wraps_signed_values ... ok
[INFO] [stdout] test wrapping::tests::wraps_unsigned_values ... ok
[INFO] [stdout] test division::tests::rejects_zero_divisors_and_overflowing_quotients ... ok
[INFO] [stdout] test parity::tests::classifies_zero_and_positive_values ... ok
[INFO] [stdout] test lcm::tests::reports_overflow_through_checked_variant ... ok
[INFO] [stdout] test lcm::tests::handles_zero_and_positive_cases ... ok
[INFO] [stdout] test division::tests::plain_div_ceil_panics_on_zero_divisor - should panic ... ok
[INFO] [stdout] test division::tests::plain_div_floor_panics_on_zero_divisor - should panic ... ok
[INFO] [stdout] test division::tests::plain_mod_floor_panics_on_zero_divisor - should panic ... ok
[INFO] [stdout] test lcm::tests::plain_lcm_panics_on_overflow - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basic_usage.rs (/opt/rustwide/target/debug/deps/basic_usage-6df380e6a3c5d9eb)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test alternate_overflow_modes_remain_explicit ... ok
[INFO] [stdout] test direct_arithmetic_usage_covers_core_workflow ... ok
[INFO] [stdout] test checked_helpers_surface_failure_cases ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests use_arithmetic
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/divisibility.rs - divisibility::checked_is_divisible_by (line 25) ... ok
[INFO] [stdout] test src/division.rs - division::checked_mod_floor (line 55) ... ok
[INFO] [stdout] test src/lcm.rs - lcm::checked_lcm (line 9) ... ok
[INFO] [stdout] test src/division.rs - division::checked_div_ceil (line 32) ... ok
[INFO] [stdout] test src/parity.rs - parity::is_even (line 5) ... ok
[INFO] [stdout] test src/lib.rs - (line 85) ... ok
[INFO] [stdout] test src/divisibility.rs - divisibility::is_divisible_by (line 8) ... ok
[INFO] [stdout] test src/division.rs - division::checked_div_floor (line 11) ... ok
[INFO] [stdout] test src/lib.rs - (line 98) ... ok
[INFO] [stdout] test src/gcd.rs - gcd::gcd (line 8) ... ok
[INFO] [stdout] test src/lcm.rs - lcm::lcm (line 35) ... ok
[INFO] [stdout] test src/parity.rs - parity::is_odd (line 20) ... ok
[INFO] [stdout] test src/lib.rs - (line 108) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.25s; merged doctests compilation took 0.24s
[INFO] running `Command { std: "docker" "inspect" "153b688a65f4597914741ab819b8611c24cc34a2e673f18064a6c2b5717d00ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "153b688a65f4597914741ab819b8611c24cc34a2e673f18064a6c2b5717d00ee", kill_on_drop: false }`
[INFO] [stdout] 153b688a65f4597914741ab819b8611c24cc34a2e673f18064a6c2b5717d00ee
