[INFO] cloning 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" "clone" "--bare" "https://github.com/AntonZelenin/rust-kvs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntonZelenin%2Frust-kvs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntonZelenin%2Frust-kvs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c7ff4b0965e6b8e3963f84689080b5e3f2ffffb0 [INFO] testing AntonZelenin/rust-kvs against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntonZelenin%2Frust-kvs" "/workspace/builds/worker-44/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-44/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AntonZelenin/rust-kvs 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 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-44/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" "+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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded md5 v0.6.1 [INFO] [stderr] Downloaded num-derive v0.3.0 [INFO] [stderr] Downloaded bson v0.14.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 95e6ec37b96a25fe6508b5e6ccd47aeb339c9f1b5d7e3514e7cb577d569f2004 [INFO] running `Command { std: "docker" "start" "-a" "95e6ec37b96a25fe6508b5e6ccd47aeb339c9f1b5d7e3514e7cb577d569f2004", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "95e6ec37b96a25fe6508b5e6ccd47aeb339c9f1b5d7e3514e7cb577d569f2004", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95e6ec37b96a25fe6508b5e6ccd47aeb339c9f1b5d7e3514e7cb577d569f2004", kill_on_drop: false }` [INFO] [stdout] 95e6ec37b96a25fe6508b5e6ccd47aeb339c9f1b5d7e3514e7cb577d569f2004 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 391839d903c6a475ad98b7883eb922d0cf93e609c192eac34a5e693d97cae22a [INFO] running `Command { std: "docker" "start" "-a" "391839d903c6a475ad98b7883eb922d0cf93e609c192eac34a5e693d97cae22a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.65 [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 ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling yaml-rust v0.3.5 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling atty v0.2.11 [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 35.64s [INFO] running `Command { std: "docker" "inspect" "391839d903c6a475ad98b7883eb922d0cf93e609c192eac34a5e693d97cae22a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "391839d903c6a475ad98b7883eb922d0cf93e609c192eac34a5e693d97cae22a", kill_on_drop: false }` [INFO] [stdout] 391839d903c6a475ad98b7883eb922d0cf93e609c192eac34a5e693d97cae22a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 6e8c3c878cc0dc6380a3cedc30e1916baf2e2f94bfe89306218255064979b85a [INFO] running `Command { std: "docker" "start" "-a" "6e8c3c878cc0dc6380a3cedc30e1916baf2e2f94bfe89306218255064979b85a", 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 syn v0.15.39 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [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 unicode-xid v0.2.0 [INFO] [stderr] Compiling regex v1.1.9 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling utf8-ranges v1.0.3 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Compiling predicates-core v1.0.0 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling treeline v0.1.0 [INFO] [stderr] Compiling normalize-line-endings v0.2.2 [INFO] [stderr] Compiling md5 v0.6.1 [INFO] [stderr] Compiling linked-hash-map v0.5.2 [INFO] [stderr] Compiling hex v0.3.2 [INFO] [stderr] Compiling time v0.1.42 [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 log v0.4.6 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling regex-syntax v0.6.8 [INFO] [stderr] Compiling predicates-tree v1.0.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling aho-corasick v0.7.4 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling rand v0.7.2 [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 `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 `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 `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 50.31s [INFO] running `Command { std: "docker" "inspect" "6e8c3c878cc0dc6380a3cedc30e1916baf2e2f94bfe89306218255064979b85a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e8c3c878cc0dc6380a3cedc30e1916baf2e2f94bfe89306218255064979b85a", kill_on_drop: false }` [INFO] [stdout] 6e8c3c878cc0dc6380a3cedc30e1916baf2e2f94bfe89306218255064979b85a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 28e6b6a3c0370773d7a1ada21f723921fa938adda2bc62ebafd76d3a7ad7c57b [INFO] running `Command { std: "docker" "start" "-a" "28e6b6a3c0370773d7a1ada21f723921fa938adda2bc62ebafd76d3a7ad7c57b", 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: `kvs` (bin "kvs") generated 4 warnings [INFO] [stderr] warning: unused `Result` that must be used [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 `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 `Result` that must be used [INFO] [stdout] [INFO] [stderr] --> examples/serde.rs:26:5 [INFO] [stdout] running 13 tests [INFO] [stderr] | [INFO] [stdout] test overwrite_value ... ok [INFO] [stderr] 26 | f.read_to_string(&mut b); [INFO] [stdout] test get_stored_value ... ok [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] test get_non_existent_value ... ok [INFO] [stderr] | [INFO] [stdout] test remove_key ... ok [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `kvs` (example "serde") generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.23s [INFO] [stderr] Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-eb44972146c819cd) [INFO] [stdout] test cli_no_args ... ok [INFO] [stdout] test cli_get ... ok [INFO] [stdout] test cli_version ... ok [INFO] [stdout] test cli_rm ... ok [INFO] [stdout] test cli_invalid_subcommand ... ok [INFO] [stdout] test cli_invalid_get ... ok [INFO] [stdout] test cli_set ... ok [INFO] [stdout] test cli_invalid_set ... ok [INFO] [stdout] test cli_invalid_rm ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "28e6b6a3c0370773d7a1ada21f723921fa938adda2bc62ebafd76d3a7ad7c57b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28e6b6a3c0370773d7a1ada21f723921fa938adda2bc62ebafd76d3a7ad7c57b", kill_on_drop: false }` [INFO] [stdout] 28e6b6a3c0370773d7a1ada21f723921fa938adda2bc62ebafd76d3a7ad7c57b