[INFO] fetching crate protobuf-codegen 2.20.0...
[INFO] checking protobuf-codegen-2.20.0 against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] extracting crate protobuf-codegen 2.20.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate protobuf-codegen 2.20.0 on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate protobuf-codegen 2.20.0
[INFO] finished tweaking crates.io crate protobuf-codegen 2.20.0
[INFO] tweaked toml for crates.io crate protobuf-codegen 2.20.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate protobuf-codegen 2.20.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5ce5c0ea076499c64701389310075317d5dbdc612e883aa529420f72ac87cde
[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" "a5ce5c0ea076499c64701389310075317d5dbdc612e883aa529420f72ac87cde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5ce5c0ea076499c64701389310075317d5dbdc612e883aa529420f72ac87cde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5ce5c0ea076499c64701389310075317d5dbdc612e883aa529420f72ac87cde", kill_on_drop: false }`
[INFO] [stdout] a5ce5c0ea076499c64701389310075317d5dbdc612e883aa529420f72ac87cde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "check" "--frozen" "--all" "--all-targets" "--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] d24b244a8a7bd083c4b86a2bcd3ded622e9d66fe8902a5143f8be8334f654b9d
[INFO] running `Command { std: "docker" "start" "-a" "d24b244a8a7bd083c4b86a2bcd3ded622e9d66fe8902a5143f8be8334f654b9d", kill_on_drop: false }`
[INFO] [stderr]     Checking protobuf-codegen v2.20.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `protobuf::parse_from_reader`: Use Message::parse_from_reader instead
[INFO] [stdout]  --> src/bin/protobuf-bin-gen-rust-do-not-use.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use protobuf::parse_from_reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `protobuf::parse_from_reader`: Use Message::parse_from_reader instead
[INFO] [stdout]   --> src/bin/protobuf-bin-gen-rust-do-not-use.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let fds = parse_from_reader::<FileDescriptorSet>(&mut is as &mut dyn Read).unwrap();
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `protobuf::parse_from_reader`: Use Message::parse_from_reader instead
[INFO] [stdout]  --> src/bin/protobuf-bin-gen-rust-do-not-use.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use protobuf::parse_from_reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `protobuf::parse_from_reader`: Use Message::parse_from_reader instead
[INFO] [stdout]   --> src/bin/protobuf-bin-gen-rust-do-not-use.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let fds = parse_from_reader::<FileDescriptorSet>(&mut is as &mut dyn Read).unwrap();
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.38s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d24b244a8a7bd083c4b86a2bcd3ded622e9d66fe8902a5143f8be8334f654b9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d24b244a8a7bd083c4b86a2bcd3ded622e9d66fe8902a5143f8be8334f654b9d", kill_on_drop: false }`
[INFO] [stdout] d24b244a8a7bd083c4b86a2bcd3ded622e9d66fe8902a5143f8be8334f654b9d