[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 try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsum12%2Fredis-cli" "/workspace/builds/worker-31/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sum12/redis-cli on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-31/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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 async-io v1.1.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5a3f8d871087420557b2b997029c776e1c0be6bc68cb896a20a1e6c9fabe9754 [INFO] running `Command { std: "docker" "start" "-a" "5a3f8d871087420557b2b997029c776e1c0be6bc68cb896a20a1e6c9fabe9754", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a3f8d871087420557b2b997029c776e1c0be6bc68cb896a20a1e6c9fabe9754", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a3f8d871087420557b2b997029c776e1c0be6bc68cb896a20a1e6c9fabe9754", kill_on_drop: false }` [INFO] [stdout] 5a3f8d871087420557b2b997029c776e1c0be6bc68cb896a20a1e6c9fabe9754 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0ab4d2655814716dd4b4e93525a4aefa4163c076b9638c84a252ba52446bdfcf [INFO] running `Command { std: "docker" "start" "-a" "0ab4d2655814716dd4b4e93525a4aefa4163c076b9638c84a252ba52446bdfcf", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo. [INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously. [INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html [INFO] [stderr] When building the following dependencies, the given features will no longer be used: [INFO] [stderr] [INFO] [stderr] proc-macro2 v1.0.24 (as host dependency): default [INFO] [stderr] syn v1.0.42 (as host dependency): visit [INFO] [stderr] [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling libc v0.2.78 [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 futures-io v0.3.5 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking pin-project-lite v0.1.10 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking fastrand v1.3.5 [INFO] [stderr] Checking once_cell v1.4.1 [INFO] [stderr] Checking vec-arena v1.0.0 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling syn v1.0.42 [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 pin-utils v0.1.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking async-mutex v1.4.0 [INFO] [stderr] Checking async-channel v1.4.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking futures-lite v1.8.0 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking async-executor v1.3.0 [INFO] [stderr] Checking blocking v1.0.0 [INFO] [stderr] Checking polling v1.1.0 [INFO] [stderr] Checking nb-connect v1.0.1 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking async-io v1.1.6 [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 (/tmp/fixit) [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [INFO] [stderr] Fixed src/main.rs (1 fix) [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: 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.38s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling async-attributes v1.1.1 [INFO] [stderr] Checking async-std v1.6.5 [INFO] [stderr] Checking redis-cli v0.1.0 (/tmp/fixit) [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: 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 24.49s [INFO] running `Command { std: "docker" "inspect" "0ab4d2655814716dd4b4e93525a4aefa4163c076b9638c84a252ba52446bdfcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ab4d2655814716dd4b4e93525a4aefa4163c076b9638c84a252ba52446bdfcf", kill_on_drop: false }` [INFO] [stdout] 0ab4d2655814716dd4b4e93525a4aefa4163c076b9638c84a252ba52446bdfcf