[INFO] updating cached repository https://github.com/AntonZelenin/rust-kvs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c7ff4b0965e6b8e3963f84689080b5e3f2ffffb0 [INFO] testing AntonZelenin/rust-kvs against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntonZelenin%2Frust-kvs" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AntonZelenin/rust-kvs on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AntonZelenin/rust-kvs [INFO] finished tweaking git repo https://github.com/AntonZelenin/rust-kvs [INFO] tweaked toml for git repo https://github.com/AntonZelenin/rust-kvs written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/AntonZelenin/rust-kvs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8b0cd1d37bfa5ed8f86ea6ba4d6db18299c1afb3616f5a328030fd4cfc000526 [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" "8b0cd1d37bfa5ed8f86ea6ba4d6db18299c1afb3616f5a328030fd4cfc000526", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8b0cd1d37bfa5ed8f86ea6ba4d6db18299c1afb3616f5a328030fd4cfc000526", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b0cd1d37bfa5ed8f86ea6ba4d6db18299c1afb3616f5a328030fd4cfc000526", kill_on_drop: false }` [INFO] [stdout] 8b0cd1d37bfa5ed8f86ea6ba4d6db18299c1afb3616f5a328030fd4cfc000526 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 296d1751d1e988f1530cf7c429fb2ce38e6f031a1f0ca5f2c547837176bba82d [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" "296d1751d1e988f1530cf7c429fb2ce38e6f031a1f0ca5f2c547837176bba82d", kill_on_drop: false }` [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling yaml-rust v0.3.5 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling kvs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/bin/kvs.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let key = matches.value_of("KEY").unwrap(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/bin/kvs.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | let value = matches.value_of("VALUE").unwrap(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/bin/kvs.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | let key = matches.value_of("KEY").unwrap(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/bin/kvs.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let key = matches.value_of("KEY").unwrap(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.53s [INFO] running `Command { std: "docker" "inspect" "296d1751d1e988f1530cf7c429fb2ce38e6f031a1f0ca5f2c547837176bba82d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "296d1751d1e988f1530cf7c429fb2ce38e6f031a1f0ca5f2c547837176bba82d", kill_on_drop: false }` [INFO] [stdout] 296d1751d1e988f1530cf7c429fb2ce38e6f031a1f0ca5f2c547837176bba82d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0dc440a219cd3251697b5804f4e0451a90cf3a51da08feea94319756174aed20 [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" "0dc440a219cd3251697b5804f4e0451a90cf3a51da08feea94319756174aed20", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling regex v1.1.9 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling indexmap v1.2.0 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Compiling utf8-ranges v1.0.3 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling predicates-core v1.0.0 [INFO] [stderr] Compiling treeline v0.1.0 [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling linked-hash-map v0.5.2 [INFO] [stderr] Compiling hex v0.3.2 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling regex-syntax v0.6.8 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling predicates-tree v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/bin/kvs.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let key = matches.value_of("KEY").unwrap(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/bin/kvs.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | let value = matches.value_of("VALUE").unwrap(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/bin/kvs.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | let key = matches.value_of("KEY").unwrap(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/bin/kvs.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let key = matches.value_of("KEY").unwrap(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling aho-corasick v0.7.4 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling float-cmp v0.4.0 [INFO] [stderr] Compiling chrono v0.4.9 [INFO] [stderr] Compiling predicates v1.0.1 [INFO] [stderr] Compiling num-derive v0.3.0 [INFO] [stderr] Compiling serde_derive v1.0.94 [INFO] [stderr] Compiling serde_json v1.0.41 [INFO] [stderr] Compiling ron v0.5.1 [INFO] [stderr] Compiling bson v0.14.0 [INFO] [stderr] Compiling assert_cmd v0.11.1 [INFO] [stderr] Compiling kvs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> examples/serde.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | f.write(&serde_json::to_string(&a).unwrap().as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> examples/serde.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | f.seek(SeekFrom::Start(0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> examples/serde.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | f.read_to_string(&mut b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 20s [INFO] running `Command { std: "docker" "inspect" "0dc440a219cd3251697b5804f4e0451a90cf3a51da08feea94319756174aed20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0dc440a219cd3251697b5804f4e0451a90cf3a51da08feea94319756174aed20", kill_on_drop: false }` [INFO] [stdout] 0dc440a219cd3251697b5804f4e0451a90cf3a51da08feea94319756174aed20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5278f6f26267902f0353f2618fa5f7bb55b198652ffe8f1d1c831f300eb0c81a [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" "5278f6f26267902f0353f2618fa5f7bb55b198652ffe8f1d1c831f300eb0c81a", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> src/bin/kvs.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | let key = matches.value_of("KEY").unwrap(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> src/bin/kvs.rs:10:13 [INFO] [stderr] | [INFO] [stderr] 10 | let value = matches.value_of("VALUE").unwrap(); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> src/bin/kvs.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | let key = matches.value_of("KEY").unwrap(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> src/bin/kvs.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | let key = matches.value_of("KEY").unwrap(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stdout] running 13 tests [INFO] [stderr] --> examples/serde.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | f.write(&serde_json::to_string(&a).unwrap().as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> examples/serde.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | f.seek(SeekFrom::Start(0)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> examples/serde.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | f.read_to_string(&mut b); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.36s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/tests-5f7f6b7f9bea5732 [INFO] [stdout] test get_non_existent_value ... ok [INFO] [stdout] test get_stored_value ... ok [INFO] [stdout] test remove_key ... ok [INFO] [stdout] test cli_no_args ... ok [INFO] [stdout] test overwrite_value ... ok [INFO] [stdout] test cli_invalid_rm ... ok [INFO] [stdout] test cli_set ... ok [INFO] [stdout] test cli_get ... ok [INFO] [stdout] test cli_invalid_subcommand ... ok [INFO] [stdout] test cli_version ... ok [INFO] [stdout] test cli_rm ... ok [INFO] [stdout] test cli_invalid_set ... ok [INFO] [stdout] test cli_invalid_get ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5278f6f26267902f0353f2618fa5f7bb55b198652ffe8f1d1c831f300eb0c81a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5278f6f26267902f0353f2618fa5f7bb55b198652ffe8f1d1c831f300eb0c81a", kill_on_drop: false }` [INFO] [stdout] 5278f6f26267902f0353f2618fa5f7bb55b198652ffe8f1d1c831f300eb0c81a