[INFO] cloning repository https://github.com/x-hansong/kvs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/x-hansong/kvs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fx-hansong%2Fkvs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fx-hansong%2Fkvs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6af8f524a2e274391715421899944f8c101bfcc0
[INFO] testing x-hansong/kvs against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fx-hansong%2Fkvs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/x-hansong/kvs on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/x-hansong/kvs
[INFO] finished tweaking git repo https://github.com/x-hansong/kvs
[INFO] tweaked toml for git repo https://github.com/x-hansong/kvs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/x-hansong/kvs 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded predicates v1.0.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eacd676d68a9d00b35ae5418a0d676f36833e5574aea3e506739efbfa9b66ebf
[INFO] running `Command { std: "docker" "start" "-a" "eacd676d68a9d00b35ae5418a0d676f36833e5574aea3e506739efbfa9b66ebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eacd676d68a9d00b35ae5418a0d676f36833e5574aea3e506739efbfa9b66ebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eacd676d68a9d00b35ae5418a0d676f36833e5574aea3e506739efbfa9b66ebf", kill_on_drop: false }`
[INFO] [stdout] eacd676d68a9d00b35ae5418a0d676f36833e5574aea3e506739efbfa9b66ebf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5e0c3eb65c0d2edcdb9c1c51b05280b9c35a0a78cbfe530672bfb1539bd0379
[INFO] running `Command { std: "docker" "start" "-a" "e5e0c3eb65c0d2edcdb9c1c51b05280b9c35a0a78cbfe530672bfb1539bd0379", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling predicates-core v1.0.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling escargot v0.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling predicates-tree v1.0.2
[INFO] [stderr]    Compiling os_str_bytes v2.4.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling predicates v1.0.7
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling assert_cmd v0.11.1
[INFO] [stderr]    Compiling kvs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `get`
[INFO] [stdout]   --> src/bin/kvs.rs:48:22
[INFO] [stdout]    |
[INFO] [stdout] 48 |         Command::Get(get) => {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_get`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `set`
[INFO] [stdout]   --> src/bin/kvs.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |         Command::Set(set) => {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_set`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rm`
[INFO] [stdout]   --> src/bin/kvs.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |         Command::Rm(rm) => {
[INFO] [stdout]    |                     ^^ help: if this is intentional, prefix it with an underscore: `_rm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `key` is never read
[INFO] [stdout]   --> src/bin/kvs.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Get {
[INFO] [stdout]    |        --- field in this struct
[INFO] [stdout] 26 |     #[clap()]
[INFO] [stdout] 27 |     key: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `key` is never read
[INFO] [stdout]   --> src/bin/kvs.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct Rm {
[INFO] [stdout]    |        -- field in this struct
[INFO] [stdout] 32 |     #[clap()]
[INFO] [stdout] 33 |     key: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `key` and `value` are never read
[INFO] [stdout]   --> src/bin/kvs.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct Set {
[INFO] [stdout]    |        --- fields in this struct
[INFO] [stdout] 38 |     #[clap()]
[INFO] [stdout] 39 |     key: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 40 |     #[clap()]
[INFO] [stdout] 41 |     value: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.00s
[INFO] running `Command { std: "docker" "inspect" "e5e0c3eb65c0d2edcdb9c1c51b05280b9c35a0a78cbfe530672bfb1539bd0379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5e0c3eb65c0d2edcdb9c1c51b05280b9c35a0a78cbfe530672bfb1539bd0379", kill_on_drop: false }`
[INFO] [stdout] e5e0c3eb65c0d2edcdb9c1c51b05280b9c35a0a78cbfe530672bfb1539bd0379
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 203dbce9a55f478e7456b3ea4504b541123fdef2738ebc3c80923d8484bfbd86
[INFO] running `Command { std: "docker" "start" "-a" "203dbce9a55f478e7456b3ea4504b541123fdef2738ebc3c80923d8484bfbd86", kill_on_drop: false }`
[INFO] [stderr]    Compiling kvs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `get`
[INFO] [stdout]   --> src/bin/kvs.rs:48:22
[INFO] [stdout]    |
[INFO] [stdout] 48 |         Command::Get(get) => {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_get`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `set`
[INFO] [stdout]   --> src/bin/kvs.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |         Command::Set(set) => {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_set`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rm`
[INFO] [stdout]   --> src/bin/kvs.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |         Command::Rm(rm) => {
[INFO] [stdout]    |                     ^^ help: if this is intentional, prefix it with an underscore: `_rm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `key` is never read
[INFO] [stdout]   --> src/bin/kvs.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Get {
[INFO] [stdout]    |        --- field in this struct
[INFO] [stdout] 26 |     #[clap()]
[INFO] [stdout] 27 |     key: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `key` is never read
[INFO] [stdout]   --> src/bin/kvs.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct Rm {
[INFO] [stdout]    |        -- field in this struct
[INFO] [stdout] 32 |     #[clap()]
[INFO] [stdout] 33 |     key: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `key` and `value` are never read
[INFO] [stdout]   --> src/bin/kvs.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct Set {
[INFO] [stdout]    |        --- fields in this struct
[INFO] [stdout] 38 |     #[clap()]
[INFO] [stdout] 39 |     key: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 40 |     #[clap()]
[INFO] [stdout] 41 |     value: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `get`
[INFO] [stdout]   --> src/bin/kvs.rs:48:22
[INFO] [stdout]    |
[INFO] [stdout] 48 |         Command::Get(get) => {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_get`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `set`
[INFO] [stdout]   --> src/bin/kvs.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |         Command::Set(set) => {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_set`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rm`
[INFO] [stdout]   --> src/bin/kvs.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |         Command::Rm(rm) => {
[INFO] [stdout]    |                     ^^ help: if this is intentional, prefix it with an underscore: `_rm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `key` is never read
[INFO] [stdout]   --> src/bin/kvs.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Get {
[INFO] [stdout]    |        --- field in this struct
[INFO] [stdout] 26 |     #[clap()]
[INFO] [stdout] 27 |     key: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `key` is never read
[INFO] [stdout]   --> src/bin/kvs.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct Rm {
[INFO] [stdout]    |        -- field in this struct
[INFO] [stdout] 32 |     #[clap()]
[INFO] [stdout] 33 |     key: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `key` and `value` are never read
[INFO] [stdout]   --> src/bin/kvs.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct Set {
[INFO] [stdout]    |        --- fields in this struct
[INFO] [stdout] 38 |     #[clap()]
[INFO] [stdout] 39 |     key: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 40 |     #[clap()]
[INFO] [stdout] 41 |     value: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "203dbce9a55f478e7456b3ea4504b541123fdef2738ebc3c80923d8484bfbd86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "203dbce9a55f478e7456b3ea4504b541123fdef2738ebc3c80923d8484bfbd86", kill_on_drop: false }`
[INFO] [stdout] 203dbce9a55f478e7456b3ea4504b541123fdef2738ebc3c80923d8484bfbd86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c5ddd4e5a0b09d850bb7cc9469df5dd97b5e710e64e59f9ca720738e3466fbb4
[INFO] running `Command { std: "docker" "start" "-a" "c5ddd4e5a0b09d850bb7cc9469df5dd97b5e710e64e59f9ca720738e3466fbb4", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `get`
[INFO] [stderr]   --> src/bin/kvs.rs:48:22
[INFO] [stderr]    |
[INFO] [stderr] 48 |         Command::Get(get) => {
[INFO] [stderr]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_get`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `set`
[INFO] [stderr]   --> src/bin/kvs.rs:52:22
[INFO] [stderr]    |
[INFO] [stderr] 52 |         Command::Set(set) => {
[INFO] [stderr]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_set`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rm`
[INFO] [stderr]   --> src/bin/kvs.rs:56:21
[INFO] [stderr]    |
[INFO] [stderr] 56 |         Command::Rm(rm) => {
[INFO] [stderr]    |                     ^^ help: if this is intentional, prefix it with an underscore: `_rm`
[INFO] [stderr] 
[INFO] [stderr] warning: field `key` is never read
[INFO] [stderr]   --> src/bin/kvs.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | struct Get {
[INFO] [stderr]    |        --- field in this struct
[INFO] [stderr] 26 |     #[clap()]
[INFO] [stderr] 27 |     key: String,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `key` is never read
[INFO] [stderr]   --> src/bin/kvs.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | struct Rm {
[INFO] [stderr]    |        -- field in this struct
[INFO] [stderr] 32 |     #[clap()]
[INFO] [stderr] 33 |     key: String,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `key` and `value` are never read
[INFO] [stderr]   --> src/bin/kvs.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 37 | struct Set {
[INFO] [stderr]    |        --- fields in this struct
[INFO] [stderr] 38 |     #[clap()]
[INFO] [stderr] 39 |     key: String,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 40 |     #[clap()]
[INFO] [stderr] 41 |     value: String,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `kvs` (bin "kvs") generated 6 warnings (run `cargo fix --bin "kvs"` to apply 3 suggestions)
[INFO] [stderr] warning: `kvs` (bin "kvs" test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kvs-d383829399b00f6c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/kvs.rs (/opt/rustwide/target/debug/deps/kvs-49ae6087068f53f8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-d345be26bb23f023)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test get_stored_value ... ok
[INFO] [stdout] test get_non_existent_value ... ok
[INFO] [stdout] test overwrite_value ... ok
[INFO] [stdout] test remove_key ... ok
[INFO] [stdout] test cli_get ... ok
[INFO] [stdout] test cli_invalid_subcommand ... ok
[INFO] [stdout] test cli_rm ... ok
[INFO] [stdout] test cli_set ... ok
[INFO] [stdout] test cli_no_args ... ok
[INFO] [stdout] test cli_version ... ok
[INFO] [stdout] test cli_invalid_rm ... ok
[INFO] [stdout] test cli_invalid_get ... ok
[INFO] [stdout] test cli_invalid_set ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kvs
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/kv.rs - kv::KvStore (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c5ddd4e5a0b09d850bb7cc9469df5dd97b5e710e64e59f9ca720738e3466fbb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5ddd4e5a0b09d850bb7cc9469df5dd97b5e710e64e59f9ca720738e3466fbb4", kill_on_drop: false }`
[INFO] [stdout] c5ddd4e5a0b09d850bb7cc9469df5dd97b5e710e64e59f9ca720738e3466fbb4
[INFO] testing x-hansong/kvs against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fx-hansong%2Fkvs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/x-hansong/kvs on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/x-hansong/kvs
[INFO] finished tweaking git repo https://github.com/x-hansong/kvs
[INFO] tweaked toml for git repo https://github.com/x-hansong/kvs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/x-hansong/kvs 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81099e8a6bd786eceb96d7ffad325a08be7b4e6fec9bf0e610f3d35b0a122417
[INFO] running `Command { std: "docker" "start" "-a" "81099e8a6bd786eceb96d7ffad325a08be7b4e6fec9bf0e610f3d35b0a122417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81099e8a6bd786eceb96d7ffad325a08be7b4e6fec9bf0e610f3d35b0a122417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81099e8a6bd786eceb96d7ffad325a08be7b4e6fec9bf0e610f3d35b0a122417", kill_on_drop: false }`
[INFO] [stdout] 81099e8a6bd786eceb96d7ffad325a08be7b4e6fec9bf0e610f3d35b0a122417
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddbaf3d56e94c085803480d1cb99a68c54069a939c73a1a349fed200df3a39dc
[INFO] running `Command { std: "docker" "start" "-a" "ddbaf3d56e94c085803480d1cb99a68c54069a939c73a1a349fed200df3a39dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling escargot v0.4.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling predicates-core v1.0.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling predicates-tree v1.0.2
[INFO] [stderr]    Compiling os_str_bytes v2.4.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling predicates v1.0.7
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-Wl,--version-script=/tmp/rustckMfyGf/list" "-Wl,--no-undefined-version" "-m64" "/tmp/rustckMfyGf/symbols.o" "/opt/rustwide/target/debug/deps/clap_derive-e2f9752c4c34a658.clap_derive.fbc255ecbee62d42-cgu.00.rcgu.o" "/opt/rustwide/target/debug/deps/clap_derive-e2f9752c4c34a658.clap_derive.fbc255ecbee62d42-cgu.01.rcgu.o" "/opt/rustwide/target/debug/deps/clap_derive-e2f9752c4c34a658.clap_derive.fbc255ecbee62d42-cgu.02.rcgu.o" "/opt/rustwide/target/debug/deps/clap_derive-e2f9752c4c34a658.clap_derive.fbc255ecbee62d42-cgu.03.rcgu.o" "/opt/rustwide/target/debug/deps/clap_derive-e2f9752c4c34a658.clap_derive.fbc255ecbee62d42-cgu.04.rcgu.o" "/opt/rustwide/target/debug/deps/clap_derive-e2f9752c4c34a658.clap_derive.fbc255ecbee62d42-cgu.05.rcgu.o" "/opt/rustwide/target/debug/deps/clap_derive-e2f9752c4c34a658.clap_derive.fbc255ecbee62d42-cgu.06.rcgu.o" "/opt/rustwide/target/debug/deps/clap_derive-e2f9752c4c34a658.clap_derive.fbc255ecbee62d42-cgu.07.rcgu.o" "/opt/rustwide/target/debug/deps/clap_derive-e2f9752c4c34a658.clap_derive.fbc255ecbee62d42-cgu.08.rcgu.o" "/opt/rustwide/target/debug/deps/clap_derive-e2f9752c4c34a658.clap_derive.fbc255ecbee62d42-cgu.09.rcgu.o" "/opt/rustwide/target/debug/deps/clap_derive-e2f9752c4c34a658.clap_derive.fbc255ecbee62d42-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/clap_derive-e2f9752c4c34a658.clap_derive.fbc255ecbee62d42-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/clap_derive-e2f9752c4c34a658.clap_derive.fbc255ecbee62d42-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/clap_derive-e2f9752c4c34a658.clap_derive.fbc255ecbee62d42-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/clap_derive-e2f9752c4c34a658.clap_derive.fbc255ecbee62d42-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/clap_derive-e2f9752c4c34a658.clap_derive.fbc255ecbee62d42-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/clap_derive-e2f9752c4c34a658.38bbrvkw28nvcxx.rcgu.rmeta" "/opt/rustwide/target/debug/deps/clap_derive-e2f9752c4c34a658.2rhv2tvrdza5gc7t.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libheck-74ff4f6a3fe6bc0e.rlib" "/opt/rustwide/target/debug/deps/libunicode_segmentation-4fd156efda30d436.rlib" "/opt/rustwide/target/debug/deps/libproc_macro_error-55412ea7c1a86955.rlib" "/opt/rustwide/target/debug/deps/libsyn-2d5cc71765d4a0ed.rlib" "/opt/rustwide/target/debug/deps/libquote-0d50cab4e8bab0e9.rlib" "/opt/rustwide/target/debug/deps/libproc_macro2-6a8e5934a99d4c9c.rlib" "/opt/rustwide/target/debug/deps/libunicode_xid-63bf2a7df97ab5c5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libproc_macro-dac9343a0962bb53.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-0672489a78b613de.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-7eb3ffc34a49f675.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-6478a9daa4bee8e2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-0c75d871a5c3923d.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d163ef63ad37bb71.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-8a3fd810a85b9f4c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-462a2cde8c5dfc10.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-cb06ac9f54713f71.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-f20bfd1f8e59b393.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-1ef460949b49da4b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-2cb0c0ffe4f87514.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-58d841eb322a11a2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-aa2ae0b0a9d11533.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-23874e15830ed336.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-e47cddc003bce885.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-c22b13b48a8f128e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-e46bc3da6d7c462f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8d1ac131d3cb2645.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-a1b43df8c6899c1f.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/libclap_derive-e2f9752c4c34a658.so" "-Wl,--gc-sections" "-shared" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: final link failed: No space left on device
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `clap_derive` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetaRO7X3U/lib.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serde_derive` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "ddbaf3d56e94c085803480d1cb99a68c54069a939c73a1a349fed200df3a39dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddbaf3d56e94c085803480d1cb99a68c54069a939c73a1a349fed200df3a39dc", kill_on_drop: false }`
[INFO] [stdout] ddbaf3d56e94c085803480d1cb99a68c54069a939c73a1a349fed200df3a39dc
