[INFO] fetching crate ranagrams 1.0.0... [INFO] testing ranagrams-1.0.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate ranagrams 1.0.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate ranagrams 1.0.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ranagrams 1.0.0 [INFO] finished tweaking crates.io crate ranagrams 1.0.0 [INFO] tweaked toml for crates.io crate ranagrams 1.0.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate crates.io crate ranagrams 1.0.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6d9a83fb576c922153d027a20edf6954e881a3eaa06f4822e00d5ac6425b33a7 [INFO] running `Command { std: "docker" "start" "-a" "6d9a83fb576c922153d027a20edf6954e881a3eaa06f4822e00d5ac6425b33a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6d9a83fb576c922153d027a20edf6954e881a3eaa06f4822e00d5ac6425b33a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d9a83fb576c922153d027a20edf6954e881a3eaa06f4822e00d5ac6425b33a7", kill_on_drop: false }` [INFO] [stdout] 6d9a83fb576c922153d027a20edf6954e881a3eaa06f4822e00d5ac6425b33a7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a75336bd01853159e7a51bdfe91cd0c381683f5332e5c080345265522a9dc01f [INFO] running `Command { std: "docker" "start" "-a" "a75336bd01853159e7a51bdfe91cd0c381683f5332e5c080345265522a9dc01f", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling mpmc v0.1.5 [INFO] [stderr] Compiling dirs-sys v0.3.5 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling num_cpus v1.9.0 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling ranagrams v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/factory.rs:31:23 [INFO] [stdout] | [INFO] [stdout] 31 | fn improve(&self, I) -> Vec; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: I` [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/factory.rs:32:23 [INFO] [stdout] | [INFO] [stdout] 32 | fn inspect(&self, &I) -> bool; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &I` [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.03s [INFO] running `Command { std: "docker" "inspect" "a75336bd01853159e7a51bdfe91cd0c381683f5332e5c080345265522a9dc01f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a75336bd01853159e7a51bdfe91cd0c381683f5332e5c080345265522a9dc01f", kill_on_drop: false }` [INFO] [stdout] a75336bd01853159e7a51bdfe91cd0c381683f5332e5c080345265522a9dc01f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 364fd2b7b4bb5933d707c17c8f2f73f6339760ad783a6f960c56066f274826fa [INFO] running `Command { std: "docker" "start" "-a" "364fd2b7b4bb5933d707c17c8f2f73f6339760ad783a6f960c56066f274826fa", 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] [stderr] Compiling ranagrams v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/factory.rs:31:23 [INFO] [stdout] | [INFO] [stdout] 31 | fn improve(&self, I) -> Vec; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: I` [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/factory.rs:32:23 [INFO] [stdout] | [INFO] [stdout] 32 | fn inspect(&self, &I) -> bool; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &I` [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/factory.rs:31:23 [INFO] [stdout] | [INFO] [stdout] 31 | fn improve(&self, I) -> Vec; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: I` [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/factory.rs:32:23 [INFO] [stdout] | [INFO] [stdout] 32 | fn inspect(&self, &I) -> bool; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &I` [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.23s [INFO] running `Command { std: "docker" "inspect" "364fd2b7b4bb5933d707c17c8f2f73f6339760ad783a6f960c56066f274826fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "364fd2b7b4bb5933d707c17c8f2f73f6339760ad783a6f960c56066f274826fa", kill_on_drop: false }` [INFO] [stdout] 364fd2b7b4bb5933d707c17c8f2f73f6339760ad783a6f960c56066f274826fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b76bd6c6e33e08efdfe0a0decfd8f9e87c7598bc7fdc30ddac8afd96d761f1f8 [INFO] running `Command { std: "docker" "start" "-a" "b76bd6c6e33e08efdfe0a0decfd8f9e87c7598bc7fdc30ddac8afd96d761f1f8", kill_on_drop: false }` [INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stderr] --> src/factory.rs:31:23 [INFO] [stderr] | [INFO] [stderr] 31 | fn improve(&self, I) -> Vec; [INFO] [stderr] | ^ help: try naming the parameter or explicitly ignoring it: `_: I` [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/factory.rs:32:23 [INFO] [stderr] | [INFO] [stderr] 32 | fn inspect(&self, &I) -> bool; [INFO] [stderr] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &I` [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: `ranagrams` (lib) generated 2 warnings [INFO] [stderr] warning: `ranagrams` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ranagrams-17b5fbe04f7ede6d) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test util::tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rana-3b7e792387ee2237) [INFO] [stdout] [INFO] [stderr] Running tests/cli.rs (/opt/rustwide/target/debug/deps/cli-72f5430b42d95f28) [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] [stderr] Doc-tests ranagrams [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test foo ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 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" "b76bd6c6e33e08efdfe0a0decfd8f9e87c7598bc7fdc30ddac8afd96d761f1f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b76bd6c6e33e08efdfe0a0decfd8f9e87c7598bc7fdc30ddac8afd96d761f1f8", kill_on_drop: false }` [INFO] [stdout] b76bd6c6e33e08efdfe0a0decfd8f9e87c7598bc7fdc30ddac8afd96d761f1f8