[INFO] fetching crate wrapping_arithmetic 0.1.0... [INFO] testing wrapping_arithmetic-0.1.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate wrapping_arithmetic 0.1.0 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate wrapping_arithmetic 0.1.0 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate wrapping_arithmetic 0.1.0 [INFO] finished tweaking crates.io crate wrapping_arithmetic 0.1.0 [INFO] tweaked toml for crates.io crate wrapping_arithmetic 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4144eb94f3eb354929607179c2439dccee20b6643f15598643582268e4feeb5c [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" "4144eb94f3eb354929607179c2439dccee20b6643f15598643582268e4feeb5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4144eb94f3eb354929607179c2439dccee20b6643f15598643582268e4feeb5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4144eb94f3eb354929607179c2439dccee20b6643f15598643582268e4feeb5c", kill_on_drop: false }` [INFO] [stdout] 4144eb94f3eb354929607179c2439dccee20b6643f15598643582268e4feeb5c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6e9a4cacd2a205fd6c47d7ce09ffa8882d16dea4efbbd84a9b577d8996755bc6 [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" "6e9a4cacd2a205fd6c47d7ce09ffa8882d16dea4efbbd84a9b577d8996755bc6", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling wrapping_arithmetic v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.21s [INFO] running `Command { std: "docker" "inspect" "6e9a4cacd2a205fd6c47d7ce09ffa8882d16dea4efbbd84a9b577d8996755bc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e9a4cacd2a205fd6c47d7ce09ffa8882d16dea4efbbd84a9b577d8996755bc6", kill_on_drop: false }` [INFO] [stdout] 6e9a4cacd2a205fd6c47d7ce09ffa8882d16dea4efbbd84a9b577d8996755bc6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 518cf7be12f501eb2a7c4a5d747dedf34ddb612de6146c5f75b91217e5b7e266 [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" "518cf7be12f501eb2a7c4a5d747dedf34ddb612de6146c5f75b91217e5b7e266", kill_on_drop: false }` [INFO] [stderr] Compiling wrapping_arithmetic v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: this arithmetic operation will overflow [INFO] [stdout] --> tests/test_wrapping_arithmetic.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | a * 2 [INFO] [stdout] | ^^^^^ attempt to compute `u32::MAX * 2_u32`, which would overflow [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(arithmetic_overflow)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this arithmetic operation will overflow [INFO] [stdout] --> tests/test_wrapping_arithmetic.rs:84:9 [INFO] [stdout] | [INFO] [stdout] 84 | a + 2 [INFO] [stdout] | ^^^^^ attempt to compute `u32::MAX + 2_u32`, which would overflow [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this arithmetic operation will overflow [INFO] [stdout] --> tests/test_wrapping_arithmetic.rs:95:9 [INFO] [stdout] | [INFO] [stdout] 95 | a *= 2; [INFO] [stdout] | ^^^^^^ attempt to compute `u32::MAX * 2_u32`, which would overflow [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this arithmetic operation will overflow [INFO] [stdout] --> tests/test_wrapping_arithmetic.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | a += 2; [INFO] [stdout] | ^^^^^^ attempt to compute `u32::MAX + 2_u32`, which would overflow [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.66s [INFO] running `Command { std: "docker" "inspect" "518cf7be12f501eb2a7c4a5d747dedf34ddb612de6146c5f75b91217e5b7e266", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "518cf7be12f501eb2a7c4a5d747dedf34ddb612de6146c5f75b91217e5b7e266", kill_on_drop: false }` [INFO] [stdout] 518cf7be12f501eb2a7c4a5d747dedf34ddb612de6146c5f75b91217e5b7e266 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 6520776bdf5d488cddd14f6c8f3aeaac0184c4189d7c658c6e238741df8da2c1 [INFO] running `Command { std: "docker" "start" "-a" "6520776bdf5d488cddd14f6c8f3aeaac0184c4189d7c658c6e238741df8da2c1", kill_on_drop: false }` [INFO] [stderr] warning: this arithmetic operation will overflow [INFO] [stderr] --> tests/test_wrapping_arithmetic.rs:74:9 [INFO] [stderr] | [INFO] [stderr] 74 | a * 2 [INFO] [stderr] | ^^^^^ attempt to compute `u32::MAX * 2_u32`, which would overflow [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(arithmetic_overflow)]` on by default [INFO] [stderr] [INFO] [stderr] warning: this arithmetic operation will overflow [INFO] [stderr] --> tests/test_wrapping_arithmetic.rs:84:9 [INFO] [stderr] | [INFO] [stderr] 84 | a + 2 [INFO] [stderr] | ^^^^^ attempt to compute `u32::MAX + 2_u32`, which would overflow [INFO] [stderr] [INFO] [stderr] warning: this arithmetic operation will overflow [INFO] [stderr] --> tests/test_wrapping_arithmetic.rs:95:9 [INFO] [stderr] | [INFO] [stderr] 95 | a *= 2; [INFO] [stderr] | ^^^^^^ attempt to compute `u32::MAX * 2_u32`, which would overflow [INFO] [stderr] [INFO] [stderr] warning: this arithmetic operation will overflow [INFO] [stderr] --> tests/test_wrapping_arithmetic.rs:106:9 [INFO] [stderr] | [INFO] [stderr] 106 | a += 2; [INFO] [stderr] | ^^^^^^ attempt to compute `u32::MAX + 2_u32`, which would overflow [INFO] [stderr] [INFO] [stderr] warning: `wrapping_arithmetic` (test "test_wrapping_arithmetic") generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/wrapping_arithmetic-b046028f7f83d12c) [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] [stderr] Running tests/test_wrapping_arithmetic.rs (/opt/rustwide/target/debug/deps/test_wrapping_arithmetic-c8c865cc86dc7cb8) [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test test_add ... ok [INFO] [stdout] test test_mul ... ok [INFO] [stdout] test test_mul_assign ... ok [INFO] [stdout] test test_add_assign ... ok [INFO] [stdout] test test_sub_assign ... ok [INFO] [stdout] test test_sub ... ok [INFO] [stderr] Doc-tests wrapping_arithmetic [INFO] [stdout] test test_mul_assign_panic - should panic ... ok [INFO] [stdout] test test_add_panic - should panic ... ok [INFO] [stdout] test test_mul_panic - should panic ... ok [INFO] [stdout] test test_add_assign_panic - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 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 src/wrapping.rs - wrappit (line 117) ... ignored [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6520776bdf5d488cddd14f6c8f3aeaac0184c4189d7c658c6e238741df8da2c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6520776bdf5d488cddd14f6c8f3aeaac0184c4189d7c658c6e238741df8da2c1", kill_on_drop: false }` [INFO] [stdout] 6520776bdf5d488cddd14f6c8f3aeaac0184c4189d7c658c6e238741df8da2c1