[INFO] crate gstreamer 0.15.4 is already in cache
[INFO] checking gstreamer-0.15.4 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate gstreamer 0.15.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate gstreamer 0.15.4 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate gstreamer 0.15.4
[INFO] finished tweaking crates.io crate gstreamer 0.15.4
[INFO] tweaked toml for crates.io crate gstreamer 0.15.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d0b6af46b956014be833921dbdff94bd40bd3dfae7d4ad04367d4d908629e8c4
[INFO] running `"docker" "start" "-a" "d0b6af46b956014be833921dbdff94bd40bd3dfae7d4ad04367d4d908629e8c4"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling gstreamer v0.15.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking muldiv v0.2.1
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gstreamer-sys v0.8.1
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling paste-impl v0.1.11
[INFO] [stderr]     Checking paste v0.1.11
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking glib v0.9.3
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/enums.rs:174:42
[INFO] [stderr]     |
[INFO] [stderr] 174 |         write!(f, "Flow error: {}", self.description())
[INFO] [stderr]     |                                          ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/enums.rs:265:50
[INFO] [stderr]     |
[INFO] [stderr] 265 |         write!(f, "Pad failed to link: {}", self.description())
[INFO] [stderr]     |                                                  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/enums.rs:356:43
[INFO] [stderr]     |
[INFO] [stderr] 356 |         write!(f, "Clock error: {}", self.description())
[INFO] [stderr]     |                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/enums.rs:500:41
[INFO] [stderr]     |
[INFO] [stderr] 500 |         write!(f, "Tag error: {}", self.description())
[INFO] [stderr]     |                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Checking ron v0.5.1
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/subclass/error.rs:78:70
[INFO] [stderr]    |
[INFO] [stderr] 78 |             FlowError::Flushing | FlowError::Eos => f.write_str(self.description()),
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/subclass/error.rs:80:57
[INFO] [stderr]    |
[INFO] [stderr] 80 |                 f.write_fmt(format_args!("{}: {}", self.description(), m))
[INFO] [stderr]    |                                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/subclass/error.rs:82:80
[INFO] [stderr]    |
[INFO] [stderr] 82 |             FlowError::Error(ref m) => f.write_fmt(format_args!("{}: {}", self.description(), m)),
[INFO] [stderr]    |                                                                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/enums.rs:174:42
[INFO] [stderr]     |
[INFO] [stderr] 174 |         write!(f, "Flow error: {}", self.description())
[INFO] [stderr]     |                                          ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/enums.rs:265:50
[INFO] [stderr]     |
[INFO] [stderr] 265 |         write!(f, "Pad failed to link: {}", self.description())
[INFO] [stderr]     |                                                  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/enums.rs:356:43
[INFO] [stderr]     |
[INFO] [stderr] 356 |         write!(f, "Clock error: {}", self.description())
[INFO] [stderr]     |                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/enums.rs:500:41
[INFO] [stderr]     |
[INFO] [stderr] 500 |         write!(f, "Tag error: {}", self.description())
[INFO] [stderr]     |                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/subclass/error.rs:78:70
[INFO] [stderr]    |
[INFO] [stderr] 78 |             FlowError::Flushing | FlowError::Eos => f.write_str(self.description()),
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/subclass/error.rs:80:57
[INFO] [stderr]    |
[INFO] [stderr] 80 |                 f.write_fmt(format_args!("{}: {}", self.description(), m))
[INFO] [stderr]    |                                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/subclass/error.rs:82:80
[INFO] [stderr]    |
[INFO] [stderr] 82 |             FlowError::Error(ref m) => f.write_fmt(format_args!("{}: {}", self.description(), m)),
[INFO] [stderr]    |                                                                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.29s
[INFO] running `"docker" "inspect" "d0b6af46b956014be833921dbdff94bd40bd3dfae7d4ad04367d4d908629e8c4"`
[INFO] running `"docker" "rm" "-f" "d0b6af46b956014be833921dbdff94bd40bd3dfae7d4ad04367d4d908629e8c4"`
[INFO] [stdout] d0b6af46b956014be833921dbdff94bd40bd3dfae7d4ad04367d4d908629e8c4