[INFO] fetching crate libstat 0.1.1...
[INFO] checking libstat-0.1.1 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate libstat 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate libstat 0.1.1 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate libstat 0.1.1
[INFO] finished tweaking crates.io crate libstat 0.1.1
[INFO] tweaked toml for crates.io crate libstat 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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] d20925b4ee4bca99659a9a6c383c7c12eca622ebb06969ff0c7479b8277fa725
[INFO] running `"docker" "start" "-a" "d20925b4ee4bca99659a9a6c383c7c12eca622ebb06969ff0c7479b8277fa725"`
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking libmath v0.1.4
[INFO] [stderr]     Checking libstat v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/analysis/trend.rs:39:11
[INFO] [stderr]    |
[INFO] [stderr] 39 |         None => try!(simple_moving_average(slice)),
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/analysis/mod.rs:51:29
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/analysis/trend.rs:39:11
[INFO] [stderr]    |
[INFO] [stderr] 39 |         None => try!(simple_moving_average(slice)),
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/analysis/mod.rs:51:29
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` 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/analysis/mod.rs:35:31
[INFO] [stderr]    |
[INFO] [stderr] 35 |         write!(f, "error: {}", self.description())
[INFO] [stderr]    |                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: floating-point types cannot be used in patterns
[INFO] [stderr]   --> src/analysis/momentum.rs:34:3
[INFO] [stderr]    |
[INFO] [stderr] 34 |         0. => 100.,
[INFO] [stderr]    |         ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(illegal_floating_point_literal_pattern)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/analysis/mod.rs:35:31
[INFO] [stderr]    |
[INFO] [stderr] 35 |         write!(f, "error: {}", self.description())
[INFO] [stderr]    |                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: floating-point types cannot be used in patterns
[INFO] [stderr]   --> src/analysis/momentum.rs:34:3
[INFO] [stderr]    |
[INFO] [stderr] 34 |         0. => 100.,
[INFO] [stderr]    |         ^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/analysis/momentum.rs:173:24
[INFO] [stderr]     |
[INFO] [stderr] 173 |                     => assert_eq!(err.description(), exp.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/analysis/momentum.rs:173:43
[INFO] [stderr]     |
[INFO] [stderr] 173 |                     => assert_eq!(err.description(), exp.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/analysis/momentum.rs:214:24
[INFO] [stderr]     |
[INFO] [stderr] 214 |                     => assert_eq!(err.description(), exp.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/analysis/momentum.rs:214:43
[INFO] [stderr]     |
[INFO] [stderr] 214 |                     => assert_eq!(err.description(), exp.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/analysis/momentum.rs:255:24
[INFO] [stderr]     |
[INFO] [stderr] 255 |                     => assert_eq!(err.description(), exp.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/analysis/momentum.rs:255:43
[INFO] [stderr]     |
[INFO] [stderr] 255 |                     => assert_eq!(err.description(), exp.description()),
[INFO] [stderr]     |                                                          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 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/analysis/trend.rs:122:24
[INFO] [stderr]     |
[INFO] [stderr] 122 |                     => assert_eq!(err.description(), exp.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/analysis/trend.rs:122:43
[INFO] [stderr]     |
[INFO] [stderr] 122 |                     => assert_eq!(err.description(), exp.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/analysis/trend.rs:172:24
[INFO] [stderr]     |
[INFO] [stderr] 172 |                     => assert_eq!(err.description(), exp.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/analysis/trend.rs:172:43
[INFO] [stderr]     |
[INFO] [stderr] 172 |                     => assert_eq!(err.description(), exp.description()),
[INFO] [stderr]     |                                                          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: floating-point types cannot be used in patterns
[INFO] [stderr]   --> src/analysis/momentum.rs:34:3
[INFO] [stderr]    |
[INFO] [stderr] 34 |         0. => 100.,
[INFO] [stderr]    |         ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(illegal_floating_point_literal_pattern)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stderr] 
[INFO] [stderr] warning: floating-point types cannot be used in patterns
[INFO] [stderr]   --> src/analysis/momentum.rs:34:3
[INFO] [stderr]    |
[INFO] [stderr] 34 |         0. => 100.,
[INFO] [stderr]    |         ^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `"docker" "inspect" "d20925b4ee4bca99659a9a6c383c7c12eca622ebb06969ff0c7479b8277fa725"`
[INFO] running `"docker" "rm" "-f" "d20925b4ee4bca99659a9a6c383c7c12eca622ebb06969ff0c7479b8277fa725"`
[INFO] [stdout] d20925b4ee4bca99659a9a6c383c7c12eca622ebb06969ff0c7479b8277fa725