[INFO] cloning repository https://github.com/dvtkrlbs/kvs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dvtkrlbs/kvs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvtkrlbs%2Fkvs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvtkrlbs%2Fkvs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d7678920ef9c83d3ed7599fbd31c1f2cfb5d7900 [INFO] checking dvtkrlbs/kvs against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvtkrlbs%2Fkvs" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dvtkrlbs/kvs on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dvtkrlbs/kvs [INFO] finished tweaking git repo https://github.com/dvtkrlbs/kvs [INFO] tweaked toml for git repo https://github.com/dvtkrlbs/kvs written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/dvtkrlbs/kvs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 70bac17b7c6c96be2cce96fb1651cd27c8f69a70f22736aff3f7e64ed731814f [INFO] running `Command { std: "docker" "start" "-a" "70bac17b7c6c96be2cce96fb1651cd27c8f69a70f22736aff3f7e64ed731814f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "70bac17b7c6c96be2cce96fb1651cd27c8f69a70f22736aff3f7e64ed731814f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70bac17b7c6c96be2cce96fb1651cd27c8f69a70f22736aff3f7e64ed731814f", kill_on_drop: false }` [INFO] [stdout] 70bac17b7c6c96be2cce96fb1651cd27c8f69a70f22736aff3f7e64ed731814f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e193da66a4d2bab9b849f35d879bce0c4ec495b75079b7d99f8a3700441b2f48 [INFO] running `Command { std: "docker" "start" "-a" "e193da66a4d2bab9b849f35d879bce0c4ec495b75079b7d99f8a3700441b2f48", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.2 [INFO] [stderr] Compiling proc-macro-error v1.0.2 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling quote v1.0.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking float-cmp v0.6.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking predicates v1.0.4 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling structopt-derive v0.4.7 [INFO] [stderr] Checking structopt v0.3.14 [INFO] [stderr] Checking kvs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `key` [INFO] [stdout] --> src/bin/kvs.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | key: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `key` [INFO] [stdout] --> src/bin/kvs.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | key: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/bin/kvs.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | value: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `key` [INFO] [stdout] --> src/bin/kvs.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | key: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serde v1.0.106 [INFO] [stderr] Checking serde_json v1.0.52 [INFO] [stderr] Checking assert_cmd v0.11.1 [INFO] [stdout] warning: field is never read: `key` [INFO] [stdout] --> src/bin/kvs.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | key: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `key` [INFO] [stdout] --> src/bin/kvs.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | key: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/bin/kvs.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | value: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `key` [INFO] [stdout] --> src/bin/kvs.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | key: String, [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 37.64s [INFO] running `Command { std: "docker" "inspect" "e193da66a4d2bab9b849f35d879bce0c4ec495b75079b7d99f8a3700441b2f48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e193da66a4d2bab9b849f35d879bce0c4ec495b75079b7d99f8a3700441b2f48", kill_on_drop: false }` [INFO] [stdout] e193da66a4d2bab9b849f35d879bce0c4ec495b75079b7d99f8a3700441b2f48