[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#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakikgt%2Frskvs" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/akikgt/rskvs on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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-4/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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded predicates-tree v1.0.1 [INFO] [stderr] Downloaded predicates-core v1.0.1 [INFO] [stderr] Downloaded predicates v1.0.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 58ceeec1a776183b312bfd4bc1a094b064bcd3db56db74b2e37211109798bca5 [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" "58ceeec1a776183b312bfd4bc1a094b064bcd3db56db74b2e37211109798bca5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "58ceeec1a776183b312bfd4bc1a094b064bcd3db56db74b2e37211109798bca5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58ceeec1a776183b312bfd4bc1a094b064bcd3db56db74b2e37211109798bca5", kill_on_drop: false }` [INFO] [stdout] 58ceeec1a776183b312bfd4bc1a094b064bcd3db56db74b2e37211109798bca5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2ca98cef6faf75b025c8de46e3aea8e99e86f333ad6fadab53876c4c12cd799 [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" "d2ca98cef6faf75b025c8de46e3aea8e99e86f333ad6fadab53876c4c12cd799", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking predicates-core v1.0.1 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking os_str_bytes v2.4.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking textwrap v0.12.1 [INFO] [stderr] Checking predicates-tree v1.0.1 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling syn v1.0.57 [INFO] [stderr] Checking float-cmp v0.8.0 [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: 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: 4 warnings emitted [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 31.76s [INFO] running `Command { std: "docker" "inspect" "d2ca98cef6faf75b025c8de46e3aea8e99e86f333ad6fadab53876c4c12cd799", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2ca98cef6faf75b025c8de46e3aea8e99e86f333ad6fadab53876c4c12cd799", kill_on_drop: false }` [INFO] [stdout] d2ca98cef6faf75b025c8de46e3aea8e99e86f333ad6fadab53876c4c12cd799