[INFO] fetching crate nrc-protobuf-codegen 2.8.0...
[INFO] testing nrc-protobuf-codegen-2.8.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate nrc-protobuf-codegen 2.8.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nrc-protobuf-codegen 2.8.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nrc-protobuf-codegen 2.8.0
[INFO] finished tweaking crates.io crate nrc-protobuf-codegen 2.8.0
[INFO] tweaked toml for crates.io crate nrc-protobuf-codegen 2.8.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate nrc-protobuf-codegen 2.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e019e04d1a80102770b375a8d4ff95b7437545cee70ac43c3f7bbc174c70a54b
[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" "e019e04d1a80102770b375a8d4ff95b7437545cee70ac43c3f7bbc174c70a54b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e019e04d1a80102770b375a8d4ff95b7437545cee70ac43c3f7bbc174c70a54b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e019e04d1a80102770b375a8d4ff95b7437545cee70ac43c3f7bbc174c70a54b", kill_on_drop: false }`
[INFO] [stdout] e019e04d1a80102770b375a8d4ff95b7437545cee70ac43c3f7bbc174c70a54b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7750289c94d6bb758b848328c1de2f9b78068f6fd24561c566f6586ca4993130
[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" "7750289c94d6bb758b848328c1de2f9b78068f6fd24561c566f6586ca4993130", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nrc-protobuf v2.8.0
[INFO] [stderr]    Compiling nrc-protobuf-codegen v2.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/message.rs:301:77
[INFO] [stdout]     |
[INFO] [stdout] 301 | ...                   self.write_descriptor_field("fields", field, w);;
[INFO] [stdout]     |                                                                       ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]    --> src/field.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 |     name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `root_scope`
[INFO] [stdout]    --> src/field.rs:409:5
[INFO] [stdout]     |
[INFO] [stdout] 409 |     root_scope: &'a RootScope<'a>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `oneof`
[INFO] [stdout]   --> src/oneof.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     oneof: &'a OneofGen<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `variant`
[INFO] [stdout]   --> src/oneof.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     variant: OneofVariantWithContext<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `customize`
[INFO] [stdout]   --> src/oneof.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     customize: Customize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lite_runtime`
[INFO] [stdout]    --> src/oneof.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     lite_runtime: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.94s
[INFO] running `Command { std: "docker" "inspect" "7750289c94d6bb758b848328c1de2f9b78068f6fd24561c566f6586ca4993130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7750289c94d6bb758b848328c1de2f9b78068f6fd24561c566f6586ca4993130", kill_on_drop: false }`
[INFO] [stdout] 7750289c94d6bb758b848328c1de2f9b78068f6fd24561c566f6586ca4993130
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d464caa5b187dbe8e157ce1172919c78c27d5d61824d4eab1b879b4b57262ef8
[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" "d464caa5b187dbe8e157ce1172919c78c27d5d61824d4eab1b879b4b57262ef8", kill_on_drop: false }`
[INFO] [stderr]    Compiling nrc-protobuf-codegen v2.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/message.rs:301:77
[INFO] [stdout]     |
[INFO] [stdout] 301 | ...                   self.write_descriptor_field("fields", field, w);;
[INFO] [stdout]     |                                                                       ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]    --> src/field.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 |     name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `root_scope`
[INFO] [stdout]    --> src/field.rs:409:5
[INFO] [stdout]     |
[INFO] [stdout] 409 |     root_scope: &'a RootScope<'a>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `oneof`
[INFO] [stdout]   --> src/oneof.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     oneof: &'a OneofGen<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `variant`
[INFO] [stdout]   --> src/oneof.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     variant: OneofVariantWithContext<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `customize`
[INFO] [stdout]   --> src/oneof.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     customize: Customize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lite_runtime`
[INFO] [stdout]    --> src/oneof.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     lite_runtime: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/message.rs:301:77
[INFO] [stdout]     |
[INFO] [stdout] 301 | ...                   self.write_descriptor_field("fields", field, w);;
[INFO] [stdout]     |                                                                       ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]    --> src/field.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 |     name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `root_scope`
[INFO] [stdout]    --> src/field.rs:409:5
[INFO] [stdout]     |
[INFO] [stdout] 409 |     root_scope: &'a RootScope<'a>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `oneof`
[INFO] [stdout]   --> src/oneof.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     oneof: &'a OneofGen<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `variant`
[INFO] [stdout]   --> src/oneof.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     variant: OneofVariantWithContext<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `customize`
[INFO] [stdout]   --> src/oneof.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     customize: Customize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lite_runtime`
[INFO] [stdout]    --> src/oneof.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     lite_runtime: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `Command { std: "docker" "inspect" "d464caa5b187dbe8e157ce1172919c78c27d5d61824d4eab1b879b4b57262ef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d464caa5b187dbe8e157ce1172919c78c27d5d61824d4eab1b879b4b57262ef8", kill_on_drop: false }`
[INFO] [stdout] d464caa5b187dbe8e157ce1172919c78c27d5d61824d4eab1b879b4b57262ef8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 06b742cbc3a0caa4541eb609531e5524fa50f78861cac5cc376f1349a91c3d85
[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" "06b742cbc3a0caa4541eb609531e5524fa50f78861cac5cc376f1349a91c3d85", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/message.rs:301:77
[INFO] [stderr]     |
[INFO] [stderr] 301 | ...                   self.write_descriptor_field("fields", field, w);;
[INFO] [stderr]     |                                                                       ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]    --> src/field.rs:184:5
[INFO] [stderr]     |
[INFO] [stderr] 184 |     name: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `root_scope`
[INFO] [stderr]    --> src/field.rs:409:5
[INFO] [stderr]     |
[INFO] [stderr] 409 |     root_scope: &'a RootScope<'a>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `oneof`
[INFO] [stderr]   --> src/oneof.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     oneof: &'a OneofGen<'a>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `variant`
[INFO] [stderr]   --> src/oneof.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     variant: OneofVariantWithContext<'a>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `customize`
[INFO] [stderr]   --> src/oneof.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     customize: Customize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `lite_runtime`
[INFO] [stderr]    --> src/oneof.rs:129:5
[INFO] [stderr]     |
[INFO] [stderr] 129 |     lite_runtime: bool,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `nrc-protobuf-codegen` (lib) generated 7 warnings
[INFO] [stderr] warning: `nrc-protobuf-codegen` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nrc_protobuf_codegen-4afd0e4a9b272864)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nrc-protobuf-codegen
[INFO] [stdout] running 3 tests
[INFO] [stdout] test float::test::test_format_protobuf_float ... ok
[INFO] [stdout] test well_known_types::test::test_is_well_known_type_full ... ok
[INFO] [stdout] test rust_types_values::test_file_last_component ... 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] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/message.rs:301:77
[INFO] [stderr]     |
[INFO] [stderr] 301 | ...                   self.write_descriptor_field("fields", field, w);;
[INFO] [stderr]     |                                                                       ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[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" "06b742cbc3a0caa4541eb609531e5524fa50f78861cac5cc376f1349a91c3d85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06b742cbc3a0caa4541eb609531e5524fa50f78861cac5cc376f1349a91c3d85", kill_on_drop: false }`
[INFO] [stdout] 06b742cbc3a0caa4541eb609531e5524fa50f78861cac5cc376f1349a91c3d85