[INFO] fetching crate bincode2 2.0.1...
[INFO] checking bincode2-2.0.1 against try#1c5262aa6c045a581fb974488793f09ed51fc498 for pr-78376
[INFO] extracting crate bincode2 2.0.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate bincode2 2.0.1 on toolchain 1c5262aa6c045a581fb974488793f09ed51fc498
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bincode2 2.0.1
[INFO] finished tweaking crates.io crate bincode2 2.0.1
[INFO] tweaked toml for crates.io crate bincode2 2.0.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate bincode2 2.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b8af111e3f798062c49ab0999a0ca7c310811e646c3363491b29c06091803a8
[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" "6b8af111e3f798062c49ab0999a0ca7c310811e646c3363491b29c06091803a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b8af111e3f798062c49ab0999a0ca7c310811e646c3363491b29c06091803a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b8af111e3f798062c49ab0999a0ca7c310811e646c3363491b29c06091803a8", kill_on_drop: false }`
[INFO] [stdout] 6b8af111e3f798062c49ab0999a0ca7c310811e646c3363491b29c06091803a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d434b5dbdfe0d05d9e6db2cb246ad46c2926e832746f6858fd56ddae66484e85
[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" "d434b5dbdfe0d05d9e6db2cb246ad46c2926e832746f6858fd56ddae66484e85", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]     Checking serde_bytes v0.11.3
[INFO] [stderr]     Checking bincode2 v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:47:39
[INFO] [stdout]    |
[INFO] [stdout] 47 |             ErrorKind::Io(ref err) => error::Error::description(err),
[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/error.rs:92:81
[INFO] [stdout]    |
[INFO] [stdout] 92 |             ErrorKind::InvalidUtf8Encoding(ref e) => write!(fmt, "{}: {}", self.description(), e),
[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/error.rs:94:67
[INFO] [stdout]    |
[INFO] [stdout] 94 |                 write!(fmt, "{}, expected 0 or 1, found {}", self.description(), b)
[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/error.rs:96:70
[INFO] [stdout]    |
[INFO] [stdout] 96 |             ErrorKind::InvalidCharEncoding => write!(fmt, "{}", 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/error.rs:98:50
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 write!(fmt, "{}, found {}", self.description(), tag)
[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/error.rs:100:73
[INFO] [stdout]     |
[INFO] [stdout] 100 |             ErrorKind::SequenceMustHaveLength => write!(fmt, "{}", 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/error.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |             ErrorKind::SizeLimit => write!(fmt, "{}", 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/error.rs:102:64
[INFO] [stdout]     |
[INFO] [stdout] 102 |             ErrorKind::SizeTypeLimit => write!(fmt, "{}", self.description()),
[INFO] [stdout]     |                                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:47:39
[INFO] [stdout]    |
[INFO] [stdout] 47 |             ErrorKind::Io(ref err) => error::Error::description(err),
[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/error.rs:92:81
[INFO] [stdout]    |
[INFO] [stdout] 92 |             ErrorKind::InvalidUtf8Encoding(ref e) => write!(fmt, "{}: {}", self.description(), e),
[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/error.rs:94:67
[INFO] [stdout]    |
[INFO] [stdout] 94 |                 write!(fmt, "{}, expected 0 or 1, found {}", self.description(), b)
[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/error.rs:96:70
[INFO] [stdout]    |
[INFO] [stdout] 96 |             ErrorKind::InvalidCharEncoding => write!(fmt, "{}", 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/error.rs:98:50
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 write!(fmt, "{}, found {}", self.description(), tag)
[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/error.rs:100:73
[INFO] [stdout]     |
[INFO] [stdout] 100 |             ErrorKind::SequenceMustHaveLength => write!(fmt, "{}", 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/error.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |             ErrorKind::SizeLimit => write!(fmt, "{}", 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/error.rs:102:64
[INFO] [stdout]     |
[INFO] [stdout] 102 |             ErrorKind::SizeTypeLimit => write!(fmt, "{}", self.description()),
[INFO] [stdout]     |                                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.81s
[INFO] running `Command { std: "docker" "inspect" "d434b5dbdfe0d05d9e6db2cb246ad46c2926e832746f6858fd56ddae66484e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d434b5dbdfe0d05d9e6db2cb246ad46c2926e832746f6858fd56ddae66484e85", kill_on_drop: false }`
[INFO] [stdout] d434b5dbdfe0d05d9e6db2cb246ad46c2926e832746f6858fd56ddae66484e85