[INFO] cloning repository https://github.com/Smurphy000/mykv [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Smurphy000/mykv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSmurphy000%2Fmykv", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSmurphy000%2Fmykv'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 13abac5cd1605913f4ff573937b7c3851ec449f4 [INFO] checking Smurphy000/mykv against try#901e6d56697c79b2e80df6a487b2318ec6f57ee3 for pr-142287 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSmurphy000%2Fmykv" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Smurphy000/mykv on toolchain 901e6d56697c79b2e80df6a487b2318ec6f57ee3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Smurphy000/mykv [INFO] finished tweaking git repo https://github.com/Smurphy000/mykv [INFO] tweaked toml for git repo https://github.com/Smurphy000/mykv written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Smurphy000/mykv already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "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 [ERROR] error running command: no output for 300 seconds [INFO] checking Smurphy000/mykv against try#901e6d56697c79b2e80df6a487b2318ec6f57ee3 for pr-142287 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSmurphy000%2Fmykv" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Smurphy000/mykv on toolchain 901e6d56697c79b2e80df6a487b2318ec6f57ee3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Smurphy000/mykv [INFO] finished tweaking git repo https://github.com/Smurphy000/mykv [INFO] tweaked toml for git repo https://github.com/Smurphy000/mykv written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Smurphy000/mykv already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 43d99f10ee52bd4b1fc6ca96ec603d4459ea89739f4886b47698b3d939a3fd45 [INFO] running `Command { std: "docker" "start" "-a" "43d99f10ee52bd4b1fc6ca96ec603d4459ea89739f4886b47698b3d939a3fd45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "43d99f10ee52bd4b1fc6ca96ec603d4459ea89739f4886b47698b3d939a3fd45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43d99f10ee52bd4b1fc6ca96ec603d4459ea89739f4886b47698b3d939a3fd45", kill_on_drop: false }` [INFO] [stdout] 43d99f10ee52bd4b1fc6ca96ec603d4459ea89739f4886b47698b3d939a3fd45 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3b976339088493d7228d187af7967577d2e2c4d540fb2f0fc32637f54fd1fcdb [INFO] running `Command { std: "docker" "start" "-a" "3b976339088493d7228d187af7967577d2e2c4d540fb2f0fc32637f54fd1fcdb", kill_on_drop: false }` [INFO] [stderr] Checking mykv-lib v0.1.0 (/opt/rustwide/workdir/mykv-lib) [INFO] [stderr] Checking mykv v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> mykv-lib/src/lib.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SSTable` is never constructed [INFO] [stdout] --> mykv-lib/src/lib.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct SSTable { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Memtable` is never constructed [INFO] [stdout] --> mykv-lib/src/lib.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct Memtable { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `flush` is never used [INFO] [stdout] --> mykv-lib/src/lib.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 15 | impl Memtable { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 16 | /// Write data to an SSTable structure, then drop [INFO] [stdout] 17 | pub fn flush() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WAL` is never constructed [INFO] [stdout] --> mykv-lib/src/lib.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | struct WAL { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Manifest` is never constructed [INFO] [stdout] --> mykv-lib/src/lib.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | struct Manifest {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyKV` is never constructed [INFO] [stdout] --> mykv-lib/src/lib.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | struct MyKV {} [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `get`, `put`, `del`, and `range` are never used [INFO] [stdout] --> mykv-lib/src/lib.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 31 | impl MyKV { [INFO] [stdout] | --------- associated functions in this implementation [INFO] [stdout] 32 | /// Retrieve a value from the DB by key [INFO] [stdout] 33 | pub fn get() { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | pub fn put() { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | pub fn del() { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn range() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SSTable` is never constructed [INFO] [stdout] --> mykv-lib/src/lib.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct SSTable { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Memtable` is never constructed [INFO] [stdout] --> mykv-lib/src/lib.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct Memtable { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `flush` is never used [INFO] [stdout] --> mykv-lib/src/lib.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 15 | impl Memtable { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 16 | /// Write data to an SSTable structure, then drop [INFO] [stdout] 17 | pub fn flush() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WAL` is never constructed [INFO] [stdout] --> mykv-lib/src/lib.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | struct WAL { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Manifest` is never constructed [INFO] [stdout] --> mykv-lib/src/lib.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | struct Manifest {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyKV` is never constructed [INFO] [stdout] --> mykv-lib/src/lib.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | struct MyKV {} [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `get`, `put`, `del`, and `range` are never used [INFO] [stdout] --> mykv-lib/src/lib.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 31 | impl MyKV { [INFO] [stdout] | --------- associated functions in this implementation [INFO] [stdout] 32 | /// Retrieve a value from the DB by key [INFO] [stdout] 33 | pub fn get() { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | pub fn put() { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | pub fn del() { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn range() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] running `Command { std: "docker" "inspect" "3b976339088493d7228d187af7967577d2e2c4d540fb2f0fc32637f54fd1fcdb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b976339088493d7228d187af7967577d2e2c4d540fb2f0fc32637f54fd1fcdb", kill_on_drop: false }` [INFO] [stdout] 3b976339088493d7228d187af7967577d2e2c4d540fb2f0fc32637f54fd1fcdb