[INFO] fetching crate rustyard 0.6.0...
[INFO] testing rustyard-0.6.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate rustyard 0.6.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rustyard 0.6.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] e05e7640d5ca9b73a459537f0eb304966a62b33024914997226a1feb9fd266bc
[INFO] running `Command { std: "docker" "start" "-a" "e05e7640d5ca9b73a459537f0eb304966a62b33024914997226a1feb9fd266bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e05e7640d5ca9b73a459537f0eb304966a62b33024914997226a1feb9fd266bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e05e7640d5ca9b73a459537f0eb304966a62b33024914997226a1feb9fd266bc", kill_on_drop: false }`
[INFO] [stdout] e05e7640d5ca9b73a459537f0eb304966a62b33024914997226a1feb9fd266bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6b154bc0280592481b4cb94bdf907de105b66eb86831a8856a7fa59a2b2c583
[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" "a6b154bc0280592481b4cb94bdf907de105b66eb86831a8856a7fa59a2b2c583", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustyard v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "a6b154bc0280592481b4cb94bdf907de105b66eb86831a8856a7fa59a2b2c583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6b154bc0280592481b4cb94bdf907de105b66eb86831a8856a7fa59a2b2c583", kill_on_drop: false }`
[INFO] [stdout] a6b154bc0280592481b4cb94bdf907de105b66eb86831a8856a7fa59a2b2c583
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 960b4d5c7402d2081095ad587cc8dfe5920b11e8d0c492b07a540327474ac1a4
[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" "960b4d5c7402d2081095ad587cc8dfe5920b11e8d0c492b07a540327474ac1a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustyard v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "960b4d5c7402d2081095ad587cc8dfe5920b11e8d0c492b07a540327474ac1a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "960b4d5c7402d2081095ad587cc8dfe5920b11e8d0c492b07a540327474ac1a4", kill_on_drop: false }`
[INFO] [stdout] 960b4d5c7402d2081095ad587cc8dfe5920b11e8d0c492b07a540327474ac1a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] f5dc12a195cd616edaf06d603e1f0f188f871af4b3d44838a634116e0c3eb078
[INFO] running `Command { std: "docker" "start" "-a" "f5dc12a195cd616edaf06d603e1f0f188f871af4b3d44838a634116e0c3eb078", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustyard-7e42c476689843c3)
[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/addition.rs (/opt/rustwide/target/debug/deps/addition-e712c8898d7983d1)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/division.rs (/opt/rustwide/target/debug/deps/division-256ba8b871350f1f)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test can_add_two_numbers ... ok
[INFO] [stdout] test can_add_floating_point_numbers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running tests/errors.rs (/opt/rustwide/target/debug/deps/errors-ec2f5415f6c5045c)
[INFO] [stdout] test can_divide_floating_point_numbers ... ok
[INFO] [stdout] test can_divide_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] [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] [stderr]      Running tests/functions.rs (/opt/rustwide/target/debug/deps/functions-62a74ac5b1d7f5f3)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[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 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/multi-expression.rs (/opt/rustwide/target/debug/deps/multi_expression-eb50058f2a965050)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test can_calculate_twice_with_single_instance ... ok
[INFO] [stderr]      Running tests/multiplication.rs (/opt/rustwide/target/debug/deps/multiplication-43922f937d42975a)
[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_multiply_floating_point_numbers ... ok
[INFO] [stdout] test can_multiply_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/negative_numbers.rs (/opt/rustwide/target/debug/deps/negative_numbers-b822913c9a41c31f)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test can_subtract_two_negative_numbers ... ok
[INFO] [stdout] test can_multiply_two_negative_numbers ... ok
[INFO] [stdout] test can_add_two_negative_numbers ... ok
[INFO] [stdout] test can_divide_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/order_of_operations.rs (/opt/rustwide/target/debug/deps/order_of_operations-e0fbcda9b1785e07)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test parenthesis_overrides_powers_before_everything ... ok
[INFO] [stdout] test parenthesis_overrides_multiply_before_add ... ok
[INFO] [stdout] test divide_before_add ... ok
[INFO] [stdout] test multiply_before_add ... ok
[INFO] [stdout] test divide_before_subtract ... ok
[INFO] [stdout] test parenthesis_overrides_multiply_before_subtract ... ok
[INFO] [stdout] test powers_before_everything ... ok
[INFO] [stdout] test parenthesis_overrides_divide_before_add ... ok
[INFO] [stdout] test parenthesis_overrides_divide_before_subtract ... ok
[INFO] [stdout] test multiply_before_subtract ... 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] [stderr]      Running tests/powers.rs (/opt/rustwide/target/debug/deps/powers-2585502445a3122b)
[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 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/subtraction.rs (/opt/rustwide/target/debug/deps/subtraction-6f866d7c7ef029c4)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test can_subtract_two_numbers ... ok
[INFO] [stdout] test can_subtract_floating_point_numbers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/wikipedia.rs (/opt/rustwide/target/debug/deps/wikipedia-3800ff49d061699b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test wikipedia_one ... ok
[INFO] [stderr]    Doc-tests rustyard
[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] [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" "f5dc12a195cd616edaf06d603e1f0f188f871af4b3d44838a634116e0c3eb078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5dc12a195cd616edaf06d603e1f0f188f871af4b3d44838a634116e0c3eb078", kill_on_drop: false }`
[INFO] [stdout] f5dc12a195cd616edaf06d603e1f0f188f871af4b3d44838a634116e0c3eb078