[INFO] cloning repository https://github.com/RetownPlato/kvs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RetownPlato/kvs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRetownPlato%2Fkvs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRetownPlato%2Fkvs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e10846988c6b693711d525d130ab61caa337ad89 [INFO] checking RetownPlato/kvs against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRetownPlato%2Fkvs" "/workspace/builds/worker-15/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/RetownPlato/kvs on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/RetownPlato/kvs [INFO] finished tweaking git repo https://github.com/RetownPlato/kvs [INFO] tweaked toml for git repo https://github.com/RetownPlato/kvs written to /workspace/builds/worker-15/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded predicates v1.0.8 [INFO] [stderr] Downloaded assert_cmd v0.11.1 [INFO] [stderr] Downloaded escargot v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] db7c0f568cd38f58e0536139a527fb9518f3c8b73a6311ccc8a3d628a032050e [INFO] running `Command { std: "docker" "start" "-a" "db7c0f568cd38f58e0536139a527fb9518f3c8b73a6311ccc8a3d628a032050e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db7c0f568cd38f58e0536139a527fb9518f3c8b73a6311ccc8a3d628a032050e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db7c0f568cd38f58e0536139a527fb9518f3c8b73a6311ccc8a3d628a032050e", kill_on_drop: false }` [INFO] [stdout] db7c0f568cd38f58e0536139a527fb9518f3c8b73a6311ccc8a3d628a032050e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3fd85ada0e11297b68655bb51148d51984ef2b19c57e3543721ef551202cbb06 [INFO] running `Command { std: "docker" "start" "-a" "3fd85ada0e11297b68655bb51148d51984ef2b19c57e3543721ef551202cbb06", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking gimli v0.24.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking rustc-demangle v0.1.20 [INFO] [stderr] Checking predicates-core v1.0.2 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking predicates-tree v1.0.2 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking object v0.25.3 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling backtrace v0.3.60 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking float-cmp v0.8.0 [INFO] [stderr] Checking addr2line v0.15.2 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking predicates v1.0.8 [INFO] [stderr] Compiling synstructure v0.12.5 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking kvs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `path` [INFO] [stdout] --> src/kvs.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | path: PathBuf, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking assert_cmd v0.11.1 [INFO] [stdout] warning: field is never read: `path` [INFO] [stdout] --> src/kvs.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | path: PathBuf, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 33.80s [INFO] running `Command { std: "docker" "inspect" "3fd85ada0e11297b68655bb51148d51984ef2b19c57e3543721ef551202cbb06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3fd85ada0e11297b68655bb51148d51984ef2b19c57e3543721ef551202cbb06", kill_on_drop: false }` [INFO] [stdout] 3fd85ada0e11297b68655bb51148d51984ef2b19c57e3543721ef551202cbb06