[INFO] fetching crate rustyard 0.6.0...
[INFO] testing rustyard-0.6.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate rustyard 0.6.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rustyard 0.6.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 862a2acb385b6d36a8d533714d6313c16b42f9a0d11f88df3ab89dc8a753742f
[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" "862a2acb385b6d36a8d533714d6313c16b42f9a0d11f88df3ab89dc8a753742f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "862a2acb385b6d36a8d533714d6313c16b42f9a0d11f88df3ab89dc8a753742f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "862a2acb385b6d36a8d533714d6313c16b42f9a0d11f88df3ab89dc8a753742f", kill_on_drop: false }`
[INFO] [stdout] 862a2acb385b6d36a8d533714d6313c16b42f9a0d11f88df3ab89dc8a753742f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2aa8bfb5939032b3a8264194d858f423dacde6eb5a68f75d22d411b9d5c269d2
[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" "2aa8bfb5939032b3a8264194d858f423dacde6eb5a68f75d22d411b9d5c269d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustyard v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "2aa8bfb5939032b3a8264194d858f423dacde6eb5a68f75d22d411b9d5c269d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aa8bfb5939032b3a8264194d858f423dacde6eb5a68f75d22d411b9d5c269d2", kill_on_drop: false }`
[INFO] [stdout] 2aa8bfb5939032b3a8264194d858f423dacde6eb5a68f75d22d411b9d5c269d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8d496608fd9b2772be66ff636f8acd1da7f7894e41ef70b63751c8fa59dbfea
[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" "b8d496608fd9b2772be66ff636f8acd1da7f7894e41ef70b63751c8fa59dbfea", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustyard v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.56s
[INFO] running `Command { std: "docker" "inspect" "b8d496608fd9b2772be66ff636f8acd1da7f7894e41ef70b63751c8fa59dbfea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8d496608fd9b2772be66ff636f8acd1da7f7894e41ef70b63751c8fa59dbfea", kill_on_drop: false }`
[INFO] [stdout] b8d496608fd9b2772be66ff636f8acd1da7f7894e41ef70b63751c8fa59dbfea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] ee8b08e9b1d1985d5aaffaf4355127f39229c404e1fa5b914f40467a4aadf1cb
[INFO] running `Command { std: "docker" "start" "-a" "ee8b08e9b1d1985d5aaffaf4355127f39229c404e1fa5b914f40467a4aadf1cb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustyard-a3da4b0e52bad5ff)
[INFO] [stderr]      Running tests/addition.rs (/opt/rustwide/target/debug/deps/addition-5ea13cada7114580)
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test can_add_floating_point_numbers ... ok
[INFO] [stderr]      Running tests/division.rs (/opt/rustwide/target/debug/deps/division-939d1a691b98cc5d)
[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 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test can_divide_floating_point_numbers ... ok
[INFO] [stderr]      Running tests/errors.rs (/opt/rustwide/target/debug/deps/errors-2802e072d8c71cdf)
[INFO] [stdout] test can_divide_two_numbers ... ok
[INFO] [stderr]      Running tests/functions.rs (/opt/rustwide/target/debug/deps/functions-a2d1550e5f0d8724)
[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_unknown_identifiers ... ok
[INFO] [stdout] test can_detect_unbalanced_parenthesis ... 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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running tests/multi-expression.rs (/opt/rustwide/target/debug/deps/multi_expression-453a42ebfc2a5187)
[INFO] [stdout] test can_call_function_after ... ok
[INFO] [stdout] test can_call_function_before ... ok
[INFO] [stdout] test can_call_nested_functions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[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] [stderr]      Running tests/multiplication.rs (/opt/rustwide/target/debug/deps/multiplication-0fab570e55222711)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running tests/negative_numbers.rs (/opt/rustwide/target/debug/deps/negative_numbers-0f0487b3e3676b62)
[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] [stderr]      Running tests/order_of_operations.rs (/opt/rustwide/target/debug/deps/order_of_operations-69b47c139a658186)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test can_divide_two_negative_numbers ... ok
[INFO] [stdout] test can_multiply_two_negative_numbers ... ok
[INFO] [stdout] test can_subtract_two_negative_numbers ... ok
[INFO] [stdout] test can_add_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] [stderr]      Running tests/powers.rs (/opt/rustwide/target/debug/deps/powers-d5ce7a9c1026374c)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/subtraction.rs (/opt/rustwide/target/debug/deps/subtraction-2d65d27ddeaaf52c)
[INFO] [stdout] running 10 tests
[INFO] [stdout] test parenthesis_overrides_multiply_before_subtract ... ok
[INFO] [stdout] test parenthesis_overrides_multiply_before_add ... ok
[INFO] [stdout] test parenthesis_overrides_powers_before_everything ... ok
[INFO] [stdout] test multiply_before_add ... ok
[INFO] [stdout] test powers_before_everything ... ok
[INFO] [stdout] test divide_before_subtract ... ok
[INFO] [stdout] test divide_before_add ... ok
[INFO] [stdout] test multiply_before_subtract ... ok
[INFO] [stdout] test parenthesis_overrides_divide_before_subtract ... ok
[INFO] [stdout] test parenthesis_overrides_divide_before_add ... 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] [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 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test can_subtract_floating_point_numbers ... ok
[INFO] [stderr]      Running tests/wikipedia.rs (/opt/rustwide/target/debug/deps/wikipedia-5df8b6580c64cb13)
[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" "ee8b08e9b1d1985d5aaffaf4355127f39229c404e1fa5b914f40467a4aadf1cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee8b08e9b1d1985d5aaffaf4355127f39229c404e1fa5b914f40467a4aadf1cb", kill_on_drop: false }`
[INFO] [stdout] ee8b08e9b1d1985d5aaffaf4355127f39229c404e1fa5b914f40467a4aadf1cb