[INFO] cloning repository https://github.com/sum12/redis-cli [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sum12/redis-cli" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsum12%2Fredis-cli", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsum12%2Fredis-cli'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 785ccf30774a7c72b678c66b24124534a7aa3f20 [INFO] checking sum12/redis-cli against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsum12%2Fredis-cli" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sum12/redis-cli on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sum12/redis-cli [INFO] finished tweaking git repo https://github.com/sum12/redis-cli [INFO] tweaked toml for git repo https://github.com/sum12/redis-cli written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/sum12/redis-cli already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b22d6f872bdc65bd138243b699a2f8f5bb328f0455afb7a4334d99b73f6bc3de [INFO] running `Command { std: "docker" "start" "-a" "b22d6f872bdc65bd138243b699a2f8f5bb328f0455afb7a4334d99b73f6bc3de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b22d6f872bdc65bd138243b699a2f8f5bb328f0455afb7a4334d99b73f6bc3de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b22d6f872bdc65bd138243b699a2f8f5bb328f0455afb7a4334d99b73f6bc3de", kill_on_drop: false }` [INFO] [stdout] b22d6f872bdc65bd138243b699a2f8f5bb328f0455afb7a4334d99b73f6bc3de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 578c5f6ca48dfb355f00b3a68dc3bf4c745d89d98b37703a9d3561d70221714d [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" "578c5f6ca48dfb355f00b3a68dc3bf4c745d89d98b37703a9d3561d70221714d", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stderr] Checking pin-project-lite v0.1.10 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Checking fastrand v1.3.5 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking once_cell v1.4.1 [INFO] [stderr] Checking vec-arena v1.0.0 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Checking async-task v4.0.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking nb-connect v1.0.1 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Checking async-mutex v1.4.0 [INFO] [stderr] Checking async-channel v1.4.2 [INFO] [stderr] Checking futures-lite v1.8.0 [INFO] [stderr] Checking polling v1.1.0 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking async-executor v1.3.0 [INFO] [stderr] Checking async-io v1.1.6 [INFO] [stderr] Checking blocking v1.0.0 [INFO] [stderr] Checking async-global-executor v1.3.0 [INFO] [stderr] Compiling async-attributes v1.1.1 [INFO] [stderr] Checking async-std v1.6.5 [INFO] [stderr] Checking redis-cli v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:8:13 [INFO] [stdout] | [INFO] [stdout] 8 | fn from(e: io::Error) -> Self { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SimpleString` [INFO] [stdout] --> src/main.rs:78:5 [INFO] [stdout] | [INFO] [stdout] 78 | SimpleString(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Error` [INFO] [stdout] --> src/main.rs:79:5 [INFO] [stdout] | [INFO] [stdout] 79 | Error(Vec), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Integers` [INFO] [stdout] --> src/main.rs:80:5 [INFO] [stdout] | [INFO] [stdout] 80 | Integers(i64), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:8:13 [INFO] [stdout] | [INFO] [stdout] 8 | fn from(e: io::Error) -> Self { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SimpleString` [INFO] [stdout] --> src/main.rs:78:5 [INFO] [stdout] | [INFO] [stdout] 78 | SimpleString(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Error` [INFO] [stdout] --> src/main.rs:79:5 [INFO] [stdout] | [INFO] [stdout] 79 | Error(Vec), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Integers` [INFO] [stdout] --> src/main.rs:80:5 [INFO] [stdout] | [INFO] [stdout] 80 | Integers(i64), [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 35.50s [INFO] running `Command { std: "docker" "inspect" "578c5f6ca48dfb355f00b3a68dc3bf4c745d89d98b37703a9d3561d70221714d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "578c5f6ca48dfb355f00b3a68dc3bf4c745d89d98b37703a9d3561d70221714d", kill_on_drop: false }` [INFO] [stdout] 578c5f6ca48dfb355f00b3a68dc3bf4c745d89d98b37703a9d3561d70221714d