[INFO] fetching crate ploteria 0.1.0...
[INFO] testing ploteria-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate ploteria 0.1.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate ploteria 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ploteria 0.1.0
[INFO] finished tweaking crates.io crate ploteria 0.1.0
[INFO] tweaked toml for crates.io crate ploteria 0.1.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 098b63f439dc2523ca36d701035078a88174aaf42d39482e09f549743e6c5c79
[INFO] running `Command { std: "docker" "start" "-a" "098b63f439dc2523ca36d701035078a88174aaf42d39482e09f549743e6c5c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "098b63f439dc2523ca36d701035078a88174aaf42d39482e09f549743e6c5c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "098b63f439dc2523ca36d701035078a88174aaf42d39482e09f549743e6c5c79", kill_on_drop: false }`
[INFO] [stdout] 098b63f439dc2523ca36d701035078a88174aaf42d39482e09f549743e6c5c79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b67ed25961052a8a956159d1b3ba01d6415f23873ee1d6bc7493a39a25e42d7
[INFO] running `Command { std: "docker" "start" "-a" "9b67ed25961052a8a956159d1b3ba01d6415f23873ee1d6bc7493a39a25e42d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling ploteria v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/traits.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn plot<F>(&mut self, This, F) -> &mut Self
[INFO] [stdout]    |                           ^^^^ help: try naming the parameter or explicitly ignoring it: `_: This`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/traits.rs:15:33
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn plot<F>(&mut self, This, F) -> &mut Self
[INFO] [stdout]    |                                 ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:765:16
[INFO] [stdout]     |
[INFO] [stdout] 765 |     fn default(S) -> Self;
[INFO] [stdout]     |                ^ help: try naming the parameter or explicitly ignoring it: `_: S`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:771:16
[INFO] [stdout]     |
[INFO] [stdout] 771 |     fn default(S) -> Self;
[INFO] [stdout]     |                ^ help: try naming the parameter or explicitly ignoring it: `_: S`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "9b67ed25961052a8a956159d1b3ba01d6415f23873ee1d6bc7493a39a25e42d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b67ed25961052a8a956159d1b3ba01d6415f23873ee1d6bc7493a39a25e42d7", kill_on_drop: false }`
[INFO] [stdout] 9b67ed25961052a8a956159d1b3ba01d6415f23873ee1d6bc7493a39a25e42d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 714963988f5b4dbc25df48077af56bdd7ea1e47b690de44adbcadc26c3be897a
[INFO] running `Command { std: "docker" "start" "-a" "714963988f5b4dbc25df48077af56bdd7ea1e47b690de44adbcadc26c3be897a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling itertools-num v0.1.3
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/traits.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn plot<F>(&mut self, This, F) -> &mut Self
[INFO] [stdout]    |                           ^^^^ help: try naming the parameter or explicitly ignoring it: `_: This`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/traits.rs:15:33
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn plot<F>(&mut self, This, F) -> &mut Self
[INFO] [stdout]    |                                 ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:765:16
[INFO] [stdout]     |
[INFO] [stdout] 765 |     fn default(S) -> Self;
[INFO] [stdout]     |                ^ help: try naming the parameter or explicitly ignoring it: `_: S`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:771:16
[INFO] [stdout]     |
[INFO] [stdout] 771 |     fn default(S) -> Self;
[INFO] [stdout]     |                ^ help: try naming the parameter or explicitly ignoring it: `_: S`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ploteria v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/traits.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn plot<F>(&mut self, This, F) -> &mut Self
[INFO] [stdout]    |                           ^^^^ help: try naming the parameter or explicitly ignoring it: `_: This`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/traits.rs:15:33
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn plot<F>(&mut self, This, F) -> &mut Self
[INFO] [stdout]    |                                 ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:765:16
[INFO] [stdout]     |
[INFO] [stdout] 765 |     fn default(S) -> Self;
[INFO] [stdout]     |                ^ help: try naming the parameter or explicitly ignoring it: `_: S`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:771:16
[INFO] [stdout]     |
[INFO] [stdout] 771 |     fn default(S) -> Self;
[INFO] [stdout]     |                ^ help: try naming the parameter or explicitly ignoring it: `_: S`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "714963988f5b4dbc25df48077af56bdd7ea1e47b690de44adbcadc26c3be897a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "714963988f5b4dbc25df48077af56bdd7ea1e47b690de44adbcadc26c3be897a", kill_on_drop: false }`
[INFO] [stdout] 714963988f5b4dbc25df48077af56bdd7ea1e47b690de44adbcadc26c3be897a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ad1410aa2ab5fe8f00d9d0efe6195f14563a39523595d450dab2add58ed0f303
[INFO] running `Command { std: "docker" "start" "-a" "ad1410aa2ab5fe8f00d9d0efe6195f14563a39523595d450dab2add58ed0f303", kill_on_drop: false }`
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/traits.rs:15:27
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn plot<F>(&mut self, This, F) -> &mut Self
[INFO] [stderr]    |                           ^^^^ help: try naming the parameter or explicitly ignoring it: `_: This`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/traits.rs:15:33
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn plot<F>(&mut self, This, F) -> &mut Self
[INFO] [stderr]    |                                 ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]    --> src/lib.rs:765:16
[INFO] [stderr]     |
[INFO] [stderr] 765 |     fn default(S) -> Self;
[INFO] [stderr]     |                ^ help: try naming the parameter or explicitly ignoring it: `_: S`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]    --> src/lib.rs:771:16
[INFO] [stderr]     |
[INFO] [stderr] 771 |     fn default(S) -> Self;
[INFO] [stderr]     |                ^ help: try naming the parameter or explicitly ignoring it: `_: S`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: `ploteria` (lib) generated 4 warnings
[INFO] [stderr] warning: `ploteria` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ploteria-afd9b42b05e1062d)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::test_parse_gentoo_version ... ok
[INFO] [stdout] test test::test_parse_version_on_valid_string ... ok
[INFO] [stdout] test test::test_parse_version_returns_error_on_invalid_strings ... ok
[INFO] [stdout] test test::version ... ok
[INFO] [stderr]    Doc-tests ploteria
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - (line 167) ... ok
[INFO] [stdout] test src/lib.rs - (line 312) ... ok
[INFO] [stdout] test src/lib.rs - (line 236) ... ok
[INFO] [stdout] test src/lib.rs - (line 81) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.63s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ad1410aa2ab5fe8f00d9d0efe6195f14563a39523595d450dab2add58ed0f303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad1410aa2ab5fe8f00d9d0efe6195f14563a39523595d450dab2add58ed0f303", kill_on_drop: false }`
[INFO] [stdout] ad1410aa2ab5fe8f00d9d0efe6195f14563a39523595d450dab2add58ed0f303