[INFO] fetching crate ranagrams 1.0.0... [INFO] testing ranagrams-1.0.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate ranagrams 1.0.0 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate ranagrams 1.0.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-13/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 14cf50fcb083c032f191c6168d32cdc552998b3107be6f7faf92a7e22fae8097 [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" "14cf50fcb083c032f191c6168d32cdc552998b3107be6f7faf92a7e22fae8097", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "14cf50fcb083c032f191c6168d32cdc552998b3107be6f7faf92a7e22fae8097", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14cf50fcb083c032f191c6168d32cdc552998b3107be6f7faf92a7e22fae8097", kill_on_drop: false }` [INFO] [stdout] 14cf50fcb083c032f191c6168d32cdc552998b3107be6f7faf92a7e22fae8097 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", 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] 06ab02edeaf674e742aa5bdb41657f9343992f4830dffa48086e2fc697a46190 [INFO] running `Command { std: "docker" "start" "-a" "06ab02edeaf674e742aa5bdb41657f9343992f4830dffa48086e2fc697a46190", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling mpmc v0.1.5 [INFO] [stderr] Compiling getrandom v0.1.15 [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 clap v2.33.3 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling rand_core v0.5.1 [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 17.33s [INFO] running `Command { std: "docker" "inspect" "06ab02edeaf674e742aa5bdb41657f9343992f4830dffa48086e2fc697a46190", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06ab02edeaf674e742aa5bdb41657f9343992f4830dffa48086e2fc697a46190", kill_on_drop: false }` [INFO] [stdout] 06ab02edeaf674e742aa5bdb41657f9343992f4830dffa48086e2fc697a46190 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 29f5923f5bfe743b625d52eb50f988170d476087b839a607cb98e3e57732b450 [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" "29f5923f5bfe743b625d52eb50f988170d476087b839a607cb98e3e57732b450", 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 2.66s [INFO] running `Command { std: "docker" "inspect" "29f5923f5bfe743b625d52eb50f988170d476087b839a607cb98e3e57732b450", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29f5923f5bfe743b625d52eb50f988170d476087b839a607cb98e3e57732b450", kill_on_drop: false }` [INFO] [stdout] 29f5923f5bfe743b625d52eb50f988170d476087b839a607cb98e3e57732b450 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bbb6ef8661307f071b7d374564b5ccaaa11dddbb0f5b333d1aafdac11f314c68 [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" "bbb6ef8661307f071b7d374564b5ccaaa11dddbb0f5b333d1aafdac11f314c68", 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-2e0e9ebd2a3cde81) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rana-7fb197445cb6e204) [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 0.01s [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] [stderr] Running tests/cli.rs (/opt/rustwide/target/debug/deps/cli-6ec5e762bd86ed4a) [INFO] [stdout] [INFO] [stderr] Doc-tests ranagrams [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" "bbb6ef8661307f071b7d374564b5ccaaa11dddbb0f5b333d1aafdac11f314c68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbb6ef8661307f071b7d374564b5ccaaa11dddbb0f5b333d1aafdac11f314c68", kill_on_drop: false }` [INFO] [stdout] bbb6ef8661307f071b7d374564b5ccaaa11dddbb0f5b333d1aafdac11f314c68