[INFO] fetching crate metasolver 0.0.1... [INFO] testing metasolver-0.0.1 against 1.59.0 for beta-1.60-1 [INFO] extracting crate metasolver 0.0.1 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate metasolver 0.0.1 on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate metasolver 0.0.1 [INFO] finished tweaking crates.io crate metasolver 0.0.1 [INFO] tweaked toml for crates.io crate metasolver 0.0.1 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2b9a02f6932d9ef3e4561df8cb47f64361b3c9ab9821269ae6e734bb87e6a7e5 [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" "2b9a02f6932d9ef3e4561df8cb47f64361b3c9ab9821269ae6e734bb87e6a7e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2b9a02f6932d9ef3e4561df8cb47f64361b3c9ab9821269ae6e734bb87e6a7e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b9a02f6932d9ef3e4561df8cb47f64361b3c9ab9821269ae6e734bb87e6a7e5", kill_on_drop: false }` [INFO] [stdout] 2b9a02f6932d9ef3e4561df8cb47f64361b3c9ab9821269ae6e734bb87e6a7e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e319e392f2b0b3f6c0fbee379c191af5a085e87a9e2bc8180fbe0116f6b96f2e [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" "e319e392f2b0b3f6c0fbee379c191af5a085e87a9e2bc8180fbe0116f6b96f2e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling metasolver v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/simulated_annealing/mod.rs:28:35 [INFO] [stdout] | [INFO] [stdout] 28 | fn apply_neighbour(&mut self, Self::Neighbour); [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self::Neighbour` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/simulated_annealing/mod.rs:29:33 [INFO] [stdout] | [INFO] [stdout] 29 | fn neighbour_fitness(&self, &Self::Neighbour) -> f32; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::Neighbour` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/simulated_annealing/mod.rs:49:21 [INFO] [stdout] | [INFO] [stdout] 49 | fn update(self, &T) -> Self; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &T` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.67s [INFO] running `Command { std: "docker" "inspect" "e319e392f2b0b3f6c0fbee379c191af5a085e87a9e2bc8180fbe0116f6b96f2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e319e392f2b0b3f6c0fbee379c191af5a085e87a9e2bc8180fbe0116f6b96f2e", kill_on_drop: false }` [INFO] [stdout] e319e392f2b0b3f6c0fbee379c191af5a085e87a9e2bc8180fbe0116f6b96f2e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aec883afa4b420954584fa52aa4aabfbd7472fd12438d04893797612bcd8cc6b [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" "aec883afa4b420954584fa52aa4aabfbd7472fd12438d04893797612bcd8cc6b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling metasolver v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/simulated_annealing/mod.rs:28:35 [INFO] [stdout] | [INFO] [stdout] 28 | fn apply_neighbour(&mut self, Self::Neighbour); [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self::Neighbour` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/simulated_annealing/mod.rs:29:33 [INFO] [stdout] | [INFO] [stdout] 29 | fn neighbour_fitness(&self, &Self::Neighbour) -> f32; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::Neighbour` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/simulated_annealing/mod.rs:49:21 [INFO] [stdout] | [INFO] [stdout] 49 | fn update(self, &T) -> Self; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &T` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `solution_formula` should have an upper camel case name [INFO] [stdout] --> examples/simulated_annealing_formula.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | struct solution_formula { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `SolutionFormula` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/simulated_annealing/mod.rs:28:35 [INFO] [stdout] | [INFO] [stdout] 28 | fn apply_neighbour(&mut self, Self::Neighbour); [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self::Neighbour` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/simulated_annealing/mod.rs:29:33 [INFO] [stdout] | [INFO] [stdout] 29 | fn neighbour_fitness(&self, &Self::Neighbour) -> f32; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::Neighbour` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/simulated_annealing/mod.rs:49:21 [INFO] [stdout] | [INFO] [stdout] 49 | fn update(self, &T) -> Self; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &T` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.29s [INFO] running `Command { std: "docker" "inspect" "aec883afa4b420954584fa52aa4aabfbd7472fd12438d04893797612bcd8cc6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aec883afa4b420954584fa52aa4aabfbd7472fd12438d04893797612bcd8cc6b", kill_on_drop: false }` [INFO] [stdout] aec883afa4b420954584fa52aa4aabfbd7472fd12438d04893797612bcd8cc6b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f6b1889567de860a1d356f22c5eec88a43710285e768fa3eea59babb5d46e248 [INFO] running `Command { std: "docker" "start" "-a" "f6b1889567de860a1d356f22c5eec88a43710285e768fa3eea59babb5d46e248", kill_on_drop: false }` [INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stderr] --> src/simulated_annealing/mod.rs:28:35 [INFO] [stderr] | [INFO] [stderr] 28 | fn apply_neighbour(&mut self, Self::Neighbour); [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self::Neighbour` [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 [INFO] [stderr] [INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stderr] --> src/simulated_annealing/mod.rs:29:33 [INFO] [stderr] | [INFO] [stderr] 29 | fn neighbour_fitness(&self, &Self::Neighbour) -> f32; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::Neighbour` [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 [INFO] [stderr] [INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stderr] --> src/simulated_annealing/mod.rs:49:21 [INFO] [stderr] | [INFO] [stderr] 49 | fn update(self, &T) -> Self; [INFO] [stderr] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &T` [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 [INFO] [stderr] [INFO] [stderr] warning: `metasolver` (lib) generated 3 warnings [INFO] [stderr] warning: `metasolver` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] warning: type `solution_formula` should have an upper camel case name [INFO] [stderr] --> examples/simulated_annealing_formula.rs:14:8 [INFO] [stderr] | [INFO] [stderr] 14 | struct solution_formula { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `SolutionFormula` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `metasolver` (example "simulated_annealing_formula") generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/metasolver-999709d2b1e91ff1) [INFO] [stdout] [INFO] [stderr] Doc-tests metasolver [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f6b1889567de860a1d356f22c5eec88a43710285e768fa3eea59babb5d46e248", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6b1889567de860a1d356f22c5eec88a43710285e768fa3eea59babb5d46e248", kill_on_drop: false }` [INFO] [stdout] f6b1889567de860a1d356f22c5eec88a43710285e768fa3eea59babb5d46e248