[INFO] fetching crate rustyard 0.6.0... [INFO] testing rustyard-0.6.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate rustyard 0.6.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate rustyard 0.6.0 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 rustyard 0.6.0 [INFO] finished tweaking crates.io crate rustyard 0.6.0 [INFO] tweaked toml for crates.io crate rustyard 0.6.0 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0ea279057660d1cbb173537ed1f2ed069ccc6cca40cb2860a7318d440c37e2c0 [INFO] running `Command { std: "docker" "start" "-a" "0ea279057660d1cbb173537ed1f2ed069ccc6cca40cb2860a7318d440c37e2c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0ea279057660d1cbb173537ed1f2ed069ccc6cca40cb2860a7318d440c37e2c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ea279057660d1cbb173537ed1f2ed069ccc6cca40cb2860a7318d440c37e2c0", kill_on_drop: false }` [INFO] [stdout] 0ea279057660d1cbb173537ed1f2ed069ccc6cca40cb2860a7318d440c37e2c0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 1edeaa65cd4b0dc486a19fc2502b8550d9e8b7230d39fffc12f758918b229f8f [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" "1edeaa65cd4b0dc486a19fc2502b8550d9e8b7230d39fffc12f758918b229f8f", kill_on_drop: false }` [INFO] [stderr] Compiling rustyard v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `Command { std: "docker" "inspect" "1edeaa65cd4b0dc486a19fc2502b8550d9e8b7230d39fffc12f758918b229f8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1edeaa65cd4b0dc486a19fc2502b8550d9e8b7230d39fffc12f758918b229f8f", kill_on_drop: false }` [INFO] [stdout] 1edeaa65cd4b0dc486a19fc2502b8550d9e8b7230d39fffc12f758918b229f8f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5a3821ba551a549be778262499a94b13974e2d1587ba0cbf65c0727fe2f168ff [INFO] running `Command { std: "docker" "start" "-a" "5a3821ba551a549be778262499a94b13974e2d1587ba0cbf65c0727fe2f168ff", kill_on_drop: false }` [INFO] [stderr] Compiling rustyard v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.56s [INFO] running `Command { std: "docker" "inspect" "5a3821ba551a549be778262499a94b13974e2d1587ba0cbf65c0727fe2f168ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a3821ba551a549be778262499a94b13974e2d1587ba0cbf65c0727fe2f168ff", kill_on_drop: false }` [INFO] [stdout] 5a3821ba551a549be778262499a94b13974e2d1587ba0cbf65c0727fe2f168ff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] ad78aec14fed9f6a081261255e915eec9812e092c332c906efcb865ef0aa9aa1 [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" "ad78aec14fed9f6a081261255e915eec9812e092c332c906efcb865ef0aa9aa1", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rustyard-7793b980f67c6b71) [INFO] [stdout] [INFO] [stderr] Running tests/addition.rs (/opt/rustwide/target/debug/deps/addition-a620f8e6f3dff498) [INFO] [stdout] test result: ok. 0 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 can_add_floating_point_numbers ... ok [INFO] [stdout] test can_add_two_numbers ... 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/division.rs (/opt/rustwide/target/debug/deps/division-27cfd081495145a1) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stderr] Running tests/errors.rs (/opt/rustwide/target/debug/deps/errors-8ac24db87aea5e16) [INFO] [stdout] test can_divide_two_numbers ... ok [INFO] [stdout] test can_divide_floating_point_numbers ... 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] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test can_detect_unbalanced_parenthesis ... ok [INFO] [stdout] test can_detect_unknown_identifiers ... 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] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test can_call_function_after ... ok [INFO] [stdout] test can_call_function_before ... ok [INFO] [stderr] Running tests/functions.rs (/opt/rustwide/target/debug/deps/functions-3e9d605db464ddc5) [INFO] [stdout] test can_call_nested_functions ... ok [INFO] [stderr] Running tests/multi-expression.rs (/opt/rustwide/target/debug/deps/multi_expression-34208fba32e1d046) [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] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/multiplication.rs (/opt/rustwide/target/debug/deps/multiplication-a22116c8e8d79a33) [INFO] [stdout] test can_calculate_twice_with_single_instance ... 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] [stderr] Running tests/negative_numbers.rs (/opt/rustwide/target/debug/deps/negative_numbers-d4cd58b1f0750b41) [INFO] [stdout] test can_multiply_two_numbers ... ok [INFO] [stdout] test can_multiply_floating_point_numbers ... 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] [stdout] [INFO] [stdout] running 4 tests [INFO] [stderr] Running tests/order_of_operations.rs (/opt/rustwide/target/debug/deps/order_of_operations-90da291610144159) [INFO] [stdout] test can_add_two_negative_numbers ... ok [INFO] [stdout] test can_divide_two_negative_numbers ... ok [INFO] [stdout] test can_subtract_two_negative_numbers ... ok [INFO] [stdout] test can_multiply_two_negative_numbers ... 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 10 tests [INFO] [stdout] test parenthesis_overrides_divide_before_subtract ... ok [INFO] [stderr] Running tests/powers.rs (/opt/rustwide/target/debug/deps/powers-96836e57c2bb80fa) [INFO] [stdout] test parenthesis_overrides_divide_before_add ... ok [INFO] [stdout] test divide_before_add ... ok [INFO] [stdout] test parenthesis_overrides_multiply_before_subtract ... ok [INFO] [stdout] test parenthesis_overrides_powers_before_everything ... ok [INFO] [stdout] test parenthesis_overrides_multiply_before_add ... ok [INFO] [stdout] test powers_before_everything ... ok [INFO] [stdout] test multiply_before_subtract ... ok [INFO] [stdout] test multiply_before_add ... ok [INFO] [stdout] test divide_before_subtract ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 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/subtraction.rs (/opt/rustwide/target/debug/deps/subtraction-fe72a84ac421b517) [INFO] [stdout] test can_raise_to_a_power ... 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 2 tests [INFO] [stderr] Running tests/wikipedia.rs (/opt/rustwide/target/debug/deps/wikipedia-5c54ac3fb66eb36c) [INFO] [stdout] test can_subtract_floating_point_numbers ... ok [INFO] [stdout] test can_subtract_two_numbers ... 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] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test wikipedia_one ... ok [INFO] [stdout] test wikipedia_two ... 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] Doc-tests rustyard [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" "ad78aec14fed9f6a081261255e915eec9812e092c332c906efcb865ef0aa9aa1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad78aec14fed9f6a081261255e915eec9812e092c332c906efcb865ef0aa9aa1", kill_on_drop: false }` [INFO] [stdout] ad78aec14fed9f6a081261255e915eec9812e092c332c906efcb865ef0aa9aa1