[INFO] fetching crate fix_checksum 0.0.1...
[INFO] checking fix_checksum-0.0.1 against beta for pr-78714
[INFO] extracting crate fix_checksum 0.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate fix_checksum 0.0.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fix_checksum 0.0.1
[INFO] finished tweaking crates.io crate fix_checksum 0.0.1
[INFO] tweaked toml for crates.io crate fix_checksum 0.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5101a6a644417e9e97acddad240c6115ac1e19b55e9e76c48e6cceef556b70ea
[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" "5101a6a644417e9e97acddad240c6115ac1e19b55e9e76c48e6cceef556b70ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5101a6a644417e9e97acddad240c6115ac1e19b55e9e76c48e6cceef556b70ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5101a6a644417e9e97acddad240c6115ac1e19b55e9e76c48e6cceef556b70ea", kill_on_drop: false }`
[INFO] [stdout] 5101a6a644417e9e97acddad240c6115ac1e19b55e9e76c48e6cceef556b70ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39bb6e33a42b61e3cbff26dcbbfed7d957708e43a2eefc051f2a2db5a518797b
[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" "39bb6e33a42b61e3cbff26dcbbfed7d957708e43a2eefc051f2a2db5a518797b", kill_on_drop: false }`
[INFO] [stderr]     Checking fix_checksum v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:140:29
[INFO] [stdout]     |
[INFO] [stdout] 140 |   let checksum_as_is: u32 = try!(inbound_message[checksum_index_start..checksum_index_end]
[INFO] [stdout]     |                             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:140:29
[INFO] [stdout]     |
[INFO] [stdout] 140 |   let checksum_as_is: u32 = try!(inbound_message[checksum_index_start..checksum_index_end]
[INFO] [stdout]     |                             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:57:71
[INFO] [stdout]    |
[INFO] [stdout] 57 |       ChecksumFieldInvalidFormat(ref err) => write!(f, "{}: {}", self.description(), err),
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:58:33
[INFO] [stdout]    |
[INFO] [stdout] 58 |       _ => write!(f, "{}", self.description()),
[INFO] [stdout]    |                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:57:71
[INFO] [stdout]    |
[INFO] [stdout] 57 |       ChecksumFieldInvalidFormat(ref err) => write!(f, "{}: {}", self.description(), err),
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:58:33
[INFO] [stdout]    |
[INFO] [stdout] 58 |       _ => write!(f, "{}", self.description()),
[INFO] [stdout]    |                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "39bb6e33a42b61e3cbff26dcbbfed7d957708e43a2eefc051f2a2db5a518797b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39bb6e33a42b61e3cbff26dcbbfed7d957708e43a2eefc051f2a2db5a518797b", kill_on_drop: false }`
[INFO] [stdout] 39bb6e33a42b61e3cbff26dcbbfed7d957708e43a2eefc051f2a2db5a518797b