[INFO] fetching crate noak 0.4.0-alpha.3...
[INFO] testing noak-0.4.0-alpha.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate noak 0.4.0-alpha.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate noak 0.4.0-alpha.3 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate noak 0.4.0-alpha.3
[INFO] finished tweaking crates.io crate noak 0.4.0-alpha.3
[INFO] tweaked toml for crates.io crate noak 0.4.0-alpha.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate noak 0.4.0-alpha.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ef01570ab9e68bffdb7f059a9683227a684bd19902fb47415c4ac9cabdb7dc9
[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" "2ef01570ab9e68bffdb7f059a9683227a684bd19902fb47415c4ac9cabdb7dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ef01570ab9e68bffdb7f059a9683227a684bd19902fb47415c4ac9cabdb7dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ef01570ab9e68bffdb7f059a9683227a684bd19902fb47415c4ac9cabdb7dc9", kill_on_drop: false }`
[INFO] [stdout] 2ef01570ab9e68bffdb7f059a9683227a684bd19902fb47415c4ac9cabdb7dc9
[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=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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 564a34a1a2d8ae504948eb06420155350e68bfc4069f53d64a2cf47feee3c823
[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" "564a34a1a2d8ae504948eb06420155350e68bfc4069f53d64a2cf47feee3c823", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling noak v0.4.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `ExceptionTable`
[INFO] [stdout]    --> src/writer/attributes/code.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     ExceptionTable,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.46s
[INFO] running `Command { std: "docker" "inspect" "564a34a1a2d8ae504948eb06420155350e68bfc4069f53d64a2cf47feee3c823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "564a34a1a2d8ae504948eb06420155350e68bfc4069f53d64a2cf47feee3c823", kill_on_drop: false }`
[INFO] [stdout] 564a34a1a2d8ae504948eb06420155350e68bfc4069f53d64a2cf47feee3c823
[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=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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c4a92ceadd0801d5b214041374d17d4825b968ec5067fab92fc97fc560c113a
[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" "3c4a92ceadd0801d5b214041374d17d4825b968ec5067fab92fc97fc560c113a", kill_on_drop: false }`
[INFO] [stdout] warning: variant is never constructed: `ExceptionTable`
[INFO] [stdout]    --> src/writer/attributes/code.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     ExceptionTable,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling noak v0.4.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `ExceptionTable`
[INFO] [stdout]    --> src/writer/attributes/code.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     ExceptionTable,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.47s
[INFO] running `Command { std: "docker" "inspect" "3c4a92ceadd0801d5b214041374d17d4825b968ec5067fab92fc97fc560c113a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c4a92ceadd0801d5b214041374d17d4825b968ec5067fab92fc97fc560c113a", kill_on_drop: false }`
[INFO] [stdout] 3c4a92ceadd0801d5b214041374d17d4825b968ec5067fab92fc97fc560c113a
[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=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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] d90fcf238002c326db713361100f9df4c03d59b5e309c0b28be522c375eda256
[INFO] running `Command { std: "docker" "start" "-a" "d90fcf238002c326db713361100f9df4c03d59b5e309c0b28be522c375eda256", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `ExceptionTable`
[INFO] [stderr]    --> src/writer/attributes/code.rs:148:5
[INFO] [stderr]     |
[INFO] [stderr] 148 |     ExceptionTable,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ExceptionTable`
[INFO] [stderr]    --> src/writer/attributes/code.rs:148:5
[INFO] [stderr]     |
[INFO] [stderr] 148 |     ExceptionTable,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/noak-7790e2eba7ccc672
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test descriptor::test::invalid_method_descriptor ... ok
[INFO] [stdout] test mutf8::tests::invalid_mutf8 ... ok
[INFO] [stdout] test mutf8::tests::iterate ... ok
[INFO] [stdout] test reader::cpool::tests::empty ... ok
[INFO] [stdout] test reader::cpool::tests::get ... ok
[INFO] [stdout] test reader::class::tests::invalid_header ... ok
[INFO] [stdout] test reader::cpool::tests::iteration_and_decoding ... ok
[INFO] [stdout] test reader::cpool::tests::negative_length ... ok
[INFO] [stdout] test reader::interfaces::tests::invalid_length ... ok
[INFO] [stdout] test reader::interfaces::tests::valid_interfaces ... ok
[INFO] [stdout] test descriptor::test::valid_type ... ok
[INFO] [stdout] test mutf8::tests::valid_mutf8 ... ok
[INFO] [stdout] test descriptor::test::valid_method_descriptor ... ok
[INFO] [stdout] test descriptor::test::invalid_type ... ok
[INFO] [stdout] test reader::class::tests::valid_header ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests noak
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/reader/class.rs - reader::class::Class::interface_indices (line 173) ... ok
[INFO] [stdout] test src/reader/class.rs - reader::class::Class::new (line 32) ... ok
[INFO] [stdout] test src/reader/class.rs - reader::class::Class::this_class_index (line 132) ... ok
[INFO] [stdout] test src/reader/class.rs - reader::class::Class::pool (line 74) ... ok
[INFO] [stdout] test src/reader/class.rs - reader::class::Class::version (line 60) ... ok
[INFO] [stdout] test src/reader/class.rs - reader::class::Class::interface_names (line 194) ... ok
[INFO] [stdout] test src/reader/class.rs - reader::class::Class::access_flags (line 114) ... ok
[INFO] [stdout] test src/writer/class.rs - writer::class::ClassWriter (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d90fcf238002c326db713361100f9df4c03d59b5e309c0b28be522c375eda256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d90fcf238002c326db713361100f9df4c03d59b5e309c0b28be522c375eda256", kill_on_drop: false }`
[INFO] [stdout] d90fcf238002c326db713361100f9df4c03d59b5e309c0b28be522c375eda256