[INFO] cloning repository https://github.com/akikgt/rskvs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akikgt/rskvs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakikgt%2Frskvs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakikgt%2Frskvs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7b2f328341ce861c1e2cb4f8c5f39396a338695e [INFO] checking akikgt/rskvs against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakikgt%2Frskvs" "/workspace/builds/worker-54/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-54/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/akikgt/rskvs on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/akikgt/rskvs [INFO] finished tweaking git repo https://github.com/akikgt/rskvs [INFO] tweaked toml for git repo https://github.com/akikgt/rskvs written to /workspace/builds/worker-54/source/Cargo.toml [INFO] crate git repo https://github.com/akikgt/rskvs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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 predicates-core v1.0.1 [INFO] [stderr] Downloaded predicates-tree v1.0.1 [INFO] [stderr] Downloaded predicates v1.0.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5d14e226b3207b97569987ca0d8e2d56ca03373bdc1659187781e24f772f43a0 [INFO] running `Command { std: "docker" "start" "-a" "5d14e226b3207b97569987ca0d8e2d56ca03373bdc1659187781e24f772f43a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5d14e226b3207b97569987ca0d8e2d56ca03373bdc1659187781e24f772f43a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d14e226b3207b97569987ca0d8e2d56ca03373bdc1659187781e24f772f43a0", kill_on_drop: false }` [INFO] [stdout] 5d14e226b3207b97569987ca0d8e2d56ca03373bdc1659187781e24f772f43a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0726e7a5460a06b2b3759217e3284f777ca11951a16345ff081b6d9ec2cc387d [INFO] running `Command { std: "docker" "start" "-a" "0726e7a5460a06b2b3759217e3284f777ca11951a16345ff081b6d9ec2cc387d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling syn v1.0.57 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking predicates-core v1.0.1 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking os_str_bytes v2.4.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking predicates-tree v1.0.1 [INFO] [stderr] Checking textwrap v0.12.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking float-cmp v0.8.0 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking predicates v1.0.6 [INFO] [stderr] Checking assert_cmd v1.0.2 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Checking clap v3.0.0-beta.2 [INFO] [stderr] Checking kvs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `kv` [INFO] [stdout] --> src/bin/kvs.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | let mut kv: kvs::KvStore = kvs::KvStore::new(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_kv` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/kvs.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let mut kv: kvs::KvStore = kvs::KvStore::new(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `key` [INFO] [stdout] --> src/bin/kvs.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | key: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/bin/kvs.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | value: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `kv` [INFO] [stdout] --> src/bin/kvs.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | let mut kv: kvs::KvStore = kvs::KvStore::new(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_kv` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/kvs.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let mut kv: kvs::KvStore = kvs::KvStore::new(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `key` [INFO] [stdout] --> src/bin/kvs.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | key: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/bin/kvs.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | value: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 53.19s [INFO] running `Command { std: "docker" "inspect" "0726e7a5460a06b2b3759217e3284f777ca11951a16345ff081b6d9ec2cc387d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0726e7a5460a06b2b3759217e3284f777ca11951a16345ff081b6d9ec2cc387d", kill_on_drop: false }` [INFO] [stdout] 0726e7a5460a06b2b3759217e3284f777ca11951a16345ff081b6d9ec2cc387d