[INFO] fetching crate libstat 0.1.1...
[INFO] building libstat-0.1.1 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate libstat 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate libstat 0.1.1 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 291f1d3defe9779444a3dfe95a2c9486a1c825e06ff3eae0b7fb0cf5894409c6
[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" "291f1d3defe9779444a3dfe95a2c9486a1c825e06ff3eae0b7fb0cf5894409c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "291f1d3defe9779444a3dfe95a2c9486a1c825e06ff3eae0b7fb0cf5894409c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "291f1d3defe9779444a3dfe95a2c9486a1c825e06ff3eae0b7fb0cf5894409c6", kill_on_drop: false }`
[INFO] [stdout] 291f1d3defe9779444a3dfe95a2c9486a1c825e06ff3eae0b7fb0cf5894409c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25c25eb349522f01af82b8e35793b8d1d52a719f77cc57ff8a480ad858be5d94
[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" "25c25eb349522f01af82b8e35793b8d1d52a719f77cc57ff8a480ad858be5d94", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling libmath v0.1.4
[INFO] [stderr]    Compiling libstat v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/analysis/trend.rs:39:11
[INFO] [stdout]    |
[INFO] [stdout] 39 |         None => try!(simple_moving_average(slice)),
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/mod.rs:51:29
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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/analysis/mod.rs:35:31
[INFO] [stdout]    |
[INFO] [stdout] 35 |         write!(f, "error: {}", self.description())
[INFO] [stdout]    |                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]   --> src/analysis/momentum.rs:34:3
[INFO] [stdout]    |
[INFO] [stdout] 34 |         0. => 100.,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(illegal_floating_point_literal_pattern)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]   --> src/analysis/momentum.rs:34:3
[INFO] [stdout]    |
[INFO] [stdout] 34 |         0. => 100.,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `Command { std: "docker" "inspect" "25c25eb349522f01af82b8e35793b8d1d52a719f77cc57ff8a480ad858be5d94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25c25eb349522f01af82b8e35793b8d1d52a719f77cc57ff8a480ad858be5d94", kill_on_drop: false }`
[INFO] [stdout] 25c25eb349522f01af82b8e35793b8d1d52a719f77cc57ff8a480ad858be5d94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7717d0c8f2cccd94ffdc769ec2269467ce7f5b729173e2ab9b42e752f49c1eb0
[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" "7717d0c8f2cccd94ffdc769ec2269467ce7f5b729173e2ab9b42e752f49c1eb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libstat v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/analysis/trend.rs:39:11
[INFO] [stdout]    |
[INFO] [stdout] 39 |         None => try!(simple_moving_average(slice)),
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/mod.rs:51:29
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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/analysis/mod.rs:35:31
[INFO] [stdout]    |
[INFO] [stdout] 35 |         write!(f, "error: {}", self.description())
[INFO] [stdout]    |                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]   --> src/analysis/momentum.rs:34:3
[INFO] [stdout]    |
[INFO] [stdout] 34 |         0. => 100.,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(illegal_floating_point_literal_pattern)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]   --> src/analysis/momentum.rs:34:3
[INFO] [stdout]    |
[INFO] [stdout] 34 |         0. => 100.,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/analysis/trend.rs:39:11
[INFO] [stdout]    |
[INFO] [stdout] 39 |         None => try!(simple_moving_average(slice)),
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/analysis/mod.rs:51:29
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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/analysis/mod.rs:35:31
[INFO] [stdout]    |
[INFO] [stdout] 35 |         write!(f, "error: {}", 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/analysis/momentum.rs:173:24
[INFO] [stdout]     |
[INFO] [stdout] 173 |                     => assert_eq!(err.description(), exp.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/analysis/momentum.rs:173:43
[INFO] [stdout]     |
[INFO] [stdout] 173 |                     => assert_eq!(err.description(), exp.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/analysis/momentum.rs:214:24
[INFO] [stdout]     |
[INFO] [stdout] 214 |                     => assert_eq!(err.description(), exp.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/analysis/momentum.rs:214:43
[INFO] [stdout]     |
[INFO] [stdout] 214 |                     => assert_eq!(err.description(), exp.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/analysis/momentum.rs:255:24
[INFO] [stdout]     |
[INFO] [stdout] 255 |                     => assert_eq!(err.description(), exp.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/analysis/momentum.rs:255:43
[INFO] [stdout]     |
[INFO] [stdout] 255 |                     => assert_eq!(err.description(), exp.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/analysis/trend.rs:122:24
[INFO] [stdout]     |
[INFO] [stdout] 122 |                     => assert_eq!(err.description(), exp.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/analysis/trend.rs:122:43
[INFO] [stdout]     |
[INFO] [stdout] 122 |                     => assert_eq!(err.description(), exp.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/analysis/trend.rs:172:24
[INFO] [stdout]     |
[INFO] [stdout] 172 |                     => assert_eq!(err.description(), exp.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/analysis/trend.rs:172:43
[INFO] [stdout]     |
[INFO] [stdout] 172 |                     => assert_eq!(err.description(), exp.description()),
[INFO] [stdout]     |                                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]   --> src/analysis/momentum.rs:34:3
[INFO] [stdout]    |
[INFO] [stdout] 34 |         0. => 100.,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(illegal_floating_point_literal_pattern)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]   --> src/analysis/momentum.rs:34:3
[INFO] [stdout]    |
[INFO] [stdout] 34 |         0. => 100.,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "7717d0c8f2cccd94ffdc769ec2269467ce7f5b729173e2ab9b42e752f49c1eb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7717d0c8f2cccd94ffdc769ec2269467ce7f5b729173e2ab9b42e752f49c1eb0", kill_on_drop: false }`
[INFO] [stdout] 7717d0c8f2cccd94ffdc769ec2269467ce7f5b729173e2ab9b42e752f49c1eb0
