[INFO] cloning repository https://github.com/jcdyer/cavey [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jcdyer/cavey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcdyer%2Fcavey", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcdyer%2Fcavey'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b6b2b8de268eda253af07dbc6f0856f5aad30ae1 [INFO] checking jcdyer/cavey against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcdyer%2Fcavey" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jcdyer/cavey on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jcdyer/cavey [INFO] finished tweaking git repo https://github.com/jcdyer/cavey [INFO] tweaked toml for git repo https://github.com/jcdyer/cavey written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jcdyer/cavey 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sled v0.24.1 [INFO] [stderr] Downloaded tempfile v3.0.8 [INFO] [stderr] Downloaded serde_bytes v0.11.1 [INFO] [stderr] Downloaded bincode v1.1.4 [INFO] [stderr] Downloaded hashbrown v0.3.1 [INFO] [stderr] Downloaded historian v4.0.3 [INFO] [stderr] Downloaded pagecache v0.17.0 [INFO] [stderr] Downloaded csv-core v0.1.5 [INFO] [stderr] Downloaded tinytemplate v1.0.2 [INFO] [stderr] Downloaded csv v1.0.7 [INFO] [stderr] Downloaded structopt-derive v0.2.16 [INFO] [stderr] Downloaded structopt v0.2.16 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 94defd35a308d98f4576255319803b8ae3306ad2961db9ef95746d854d680e1a [INFO] running `Command { std: "docker" "start" "-a" "94defd35a308d98f4576255319803b8ae3306ad2961db9ef95746d854d680e1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "94defd35a308d98f4576255319803b8ae3306ad2961db9ef95746d854d680e1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94defd35a308d98f4576255319803b8ae3306ad2961db9ef95746d854d680e1a", kill_on_drop: false }` [INFO] [stdout] 94defd35a308d98f4576255319803b8ae3306ad2961db9ef95746d854d680e1a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d6bd52ce921844ba1122bd05b1d5dea53c4362418b1a6f148a47800554ad5665 [INFO] running `Command { std: "docker" "start" "-a" "d6bd52ce921844ba1122bd05b1d5dea53c4362418b1a6f148a47800554ad5665", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.36 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling ryu v0.2.8 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling bincode v1.1.4 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking utf8-ranges v1.0.3 [INFO] [stderr] Checking regex-syntax v0.6.7 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling backtrace v0.3.30 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking crc32fast v1.2.0 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking futures v0.1.28 [INFO] [stderr] Checking rustc-demangle v0.1.15 [INFO] [stderr] Checking historian v4.0.3 [INFO] [stderr] Checking humantime v1.2.0 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking csv-core v0.1.5 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Checking normalize-line-endings v0.2.2 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking rayon v1.1.0 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Checking walkdir v2.2.8 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Checking float-cmp v0.4.0 [INFO] [stderr] Checking tempfile v3.0.8 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking env_logger v0.6.1 [INFO] [stderr] Checking predicates v1.0.1 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Compiling structopt-derive v0.2.16 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking structopt v0.2.16 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking hashbrown v0.3.1 [INFO] [stderr] Checking serde_bytes v0.11.1 [INFO] [stderr] Checking csv v1.0.7 [INFO] [stderr] Checking pagecache v0.17.0 [INFO] [stderr] Checking tinytemplate v1.0.2 [INFO] [stderr] Checking criterion v0.2.11 [INFO] [stderr] Checking assert_cmd v0.11.1 [INFO] [stderr] Checking sled v0.24.1 [INFO] [stderr] Checking cavey v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `byteorder` is imported redundantly [INFO] [stdout] --> src/sstable.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | use byteorder::{self, LittleEndian}; [INFO] [stdout] | ^^^^ the item `byteorder` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `byteorder` is imported redundantly [INFO] [stdout] --> src/sstable.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | use byteorder::{self, LittleEndian}; [INFO] [stdout] | ^^^^ the item `byteorder` is already defined by prelude [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] --> src/sstable.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct SSTable { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `from_sorted_iter`, `from_file`, and `at` are never used [INFO] [stdout] --> src/sstable.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl SSTable { [INFO] [stdout] | ------------ associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn from_sorted_iter<'a, P>(path: P, iter: impl Iterator) -> io::Result [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn from_file>(path: P) -> io::Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 85 | pub fn at(&self, offset: u64) -> io::Result { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/sstable.rs:97:8 [INFO] [stdout] | [INFO] [stdout] 96 | impl SSTableCursor { [INFO] [stdout] | ------------------ associated function in this implementation [INFO] [stdout] 97 | fn new(reader: BufReader) -> SSTableCursor { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SSTable` is never constructed [INFO] [stdout] --> src/sstable.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct SSTable { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `from_sorted_iter`, `from_file`, and `at` are never used [INFO] [stdout] --> src/sstable.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl SSTable { [INFO] [stdout] | ------------ associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn from_sorted_iter<'a, P>(path: P, iter: impl Iterator) -> io::Result [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn from_file>(path: P) -> io::Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 85 | pub fn at(&self, offset: u64) -> io::Result { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/sstable.rs:97:8 [INFO] [stdout] | [INFO] [stdout] 96 | impl SSTableCursor { [INFO] [stdout] | ------------------ associated function in this implementation [INFO] [stdout] 97 | fn new(reader: BufReader) -> SSTableCursor { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `cavey` is imported redundantly [INFO] [stdout] --> src/bin/cavey.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | use cavey::{self, CaveyClient}; [INFO] [stdout] | ^^^^ the item `cavey` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `cavey` is imported redundantly [INFO] [stdout] --> src/bin/cavey.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | use cavey::{self, CaveyClient}; [INFO] [stdout] | ^^^^ the item `cavey` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `env_logger` is imported redundantly [INFO] [stdout] --> src/bin/caveyd.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use env_logger; [INFO] [stdout] | ^^^^^^^^^^ the item `env_logger` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `env_logger` is imported redundantly [INFO] [stdout] --> src/bin/caveyd.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use env_logger; [INFO] [stdout] | ^^^^^^^^^^ the item `env_logger` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `version` is never read [INFO] [stdout] --> src/bin/caveyd.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 25 | Info { [INFO] [stdout] | ---- field in this variant [INFO] [stdout] 26 | #[structopt(short = "V", long = "version")] [INFO] [stdout] 27 | version: bool [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `version` is never read [INFO] [stdout] --> src/bin/caveyd.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 25 | Info { [INFO] [stdout] | ---- field in this variant [INFO] [stdout] 26 | #[structopt(short = "V", long = "version")] [INFO] [stdout] 27 | version: bool [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `addr` and `engine_name` are never read [INFO] [stdout] --> src/bin/caveyd.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 29 | Normal { [INFO] [stdout] | ------ fields in this variant [INFO] [stdout] 30 | #[structopt(short = "a", long = "addr", default_value="[::1]:4000")] [INFO] [stdout] 31 | addr: SocketAddr, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | engine_name: String [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `addr` and `engine_name` are never read [INFO] [stdout] --> src/bin/caveyd.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 29 | Normal { [INFO] [stdout] | ------ fields in this variant [INFO] [stdout] 30 | #[structopt(short = "a", long = "addr", default_value="[::1]:4000")] [INFO] [stdout] 31 | addr: SocketAddr, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | engine_name: String [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` profile [unoptimized + debuginfo] target(s) in 22.83s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "d6bd52ce921844ba1122bd05b1d5dea53c4362418b1a6f148a47800554ad5665", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6bd52ce921844ba1122bd05b1d5dea53c4362418b1a6f148a47800554ad5665", kill_on_drop: false }` [INFO] [stdout] d6bd52ce921844ba1122bd05b1d5dea53c4362418b1a6f148a47800554ad5665 [INFO] checking jcdyer/cavey against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcdyer%2Fcavey" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jcdyer/cavey on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jcdyer/cavey [INFO] finished tweaking git repo https://github.com/jcdyer/cavey [INFO] tweaked toml for git repo https://github.com/jcdyer/cavey written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jcdyer/cavey 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fddd1e33ede2e74d5e9442362b49c7e47032a2db0e687c57913c76da1677b6ef [INFO] running `Command { std: "docker" "start" "-a" "fddd1e33ede2e74d5e9442362b49c7e47032a2db0e687c57913c76da1677b6ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fddd1e33ede2e74d5e9442362b49c7e47032a2db0e687c57913c76da1677b6ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fddd1e33ede2e74d5e9442362b49c7e47032a2db0e687c57913c76da1677b6ef", kill_on_drop: false }` [INFO] [stdout] fddd1e33ede2e74d5e9442362b49c7e47032a2db0e687c57913c76da1677b6ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab19b288c3f197550b5a020e5e7bf0c61688cd39130a1c3b65ff1bad4dc2dc0f [INFO] running `Command { std: "docker" "start" "-a" "ab19b288c3f197550b5a020e5e7bf0c61688cd39130a1c3b65ff1bad4dc2dc0f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.36 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling ryu v0.2.8 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Checking regex-syntax v0.6.7 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking utf8-ranges v1.0.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling bincode v1.1.4 [INFO] [stderr] Compiling backtrace v0.3.30 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking crc32fast v1.2.0 [INFO] [stderr] Checking futures v0.1.28 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking rustc-demangle v0.1.15 [INFO] [stderr] Checking historian v4.0.3 [INFO] [stderr] Checking humantime v1.2.0 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking csv-core v0.1.5 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Checking normalize-line-endings v0.2.2 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Checking walkdir v2.2.8 [INFO] [stderr] Checking rayon v1.1.0 [INFO] [stderr] Checking float-cmp v0.4.0 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking tempfile v3.0.8 [INFO] [stderr] Checking env_logger v0.6.1 [INFO] [stderr] Checking predicates v1.0.1 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Compiling structopt-derive v0.2.16 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking structopt v0.2.16 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking hashbrown v0.3.1 [INFO] [stderr] Checking serde_bytes v0.11.1 [INFO] [stderr] Checking csv v1.0.7 [INFO] [stderr] Checking pagecache v0.17.0 [INFO] [stderr] Checking tinytemplate v1.0.2 [INFO] [stderr] Checking criterion v0.2.11 [INFO] [stderr] Checking assert_cmd v0.11.1 [INFO] [stderr] Checking sled v0.24.1 [INFO] [stderr] Checking cavey v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `byteorder` is imported redundantly [INFO] [stdout] --> src/sstable.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | use byteorder::{self, LittleEndian}; [INFO] [stdout] | ^^^^ the item `byteorder` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `byteorder` is imported redundantly [INFO] [stdout] --> src/sstable.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | use byteorder::{self, LittleEndian}; [INFO] [stdout] | ^^^^ the item `byteorder` is already defined by prelude [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] --> src/sstable.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct SSTable { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `from_sorted_iter`, `from_file`, and `at` are never used [INFO] [stdout] --> src/sstable.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl SSTable { [INFO] [stdout] | ------------ associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn from_sorted_iter<'a, P>(path: P, iter: impl Iterator) -> io::Result [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn from_file>(path: P) -> io::Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 85 | pub fn at(&self, offset: u64) -> io::Result { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/sstable.rs:97:8 [INFO] [stdout] | [INFO] [stdout] 96 | impl SSTableCursor { [INFO] [stdout] | ------------------ associated function in this implementation [INFO] [stdout] 97 | fn new(reader: BufReader) -> SSTableCursor { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `cavey` is imported redundantly [INFO] [stdout] --> src/bin/cavey.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | use cavey::{self, CaveyClient}; [INFO] [stdout] | ^^^^ the item `cavey` is already defined by prelude [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] --> src/sstable.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct SSTable { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `from_sorted_iter`, `from_file`, and `at` are never used [INFO] [stdout] --> src/sstable.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl SSTable { [INFO] [stdout] | ------------ associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn from_sorted_iter<'a, P>(path: P, iter: impl Iterator) -> io::Result [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn from_file>(path: P) -> io::Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 85 | pub fn at(&self, offset: u64) -> io::Result { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/sstable.rs:97:8 [INFO] [stdout] | [INFO] [stdout] 96 | impl SSTableCursor { [INFO] [stdout] | ------------------ associated function in this implementation [INFO] [stdout] 97 | fn new(reader: BufReader) -> SSTableCursor { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `env_logger` is imported redundantly [INFO] [stdout] --> src/bin/caveyd.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use env_logger; [INFO] [stdout] | ^^^^^^^^^^ the item `env_logger` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `env_logger` is imported redundantly [INFO] [stdout] --> src/bin/caveyd.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use env_logger; [INFO] [stdout] | ^^^^^^^^^^ the item `env_logger` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `cavey` is imported redundantly [INFO] [stdout] --> src/bin/cavey.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | use cavey::{self, CaveyClient}; [INFO] [stdout] | ^^^^ the item `cavey` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `version` is never read [INFO] [stdout] --> src/bin/caveyd.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 25 | Info { [INFO] [stdout] | ---- field in this variant [INFO] [stdout] 26 | #[structopt(short = "V", long = "version")] [INFO] [stdout] 27 | version: bool [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `addr` and `engine_name` are never read [INFO] [stdout] --> src/bin/caveyd.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 29 | Normal { [INFO] [stdout] | ------ fields in this variant [INFO] [stdout] 30 | #[structopt(short = "a", long = "addr", default_value="[::1]:4000")] [INFO] [stdout] 31 | addr: SocketAddr, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | engine_name: String [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `version` is never read [INFO] [stdout] --> src/bin/caveyd.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 25 | Info { [INFO] [stdout] | ---- field in this variant [INFO] [stdout] 26 | #[structopt(short = "V", long = "version")] [INFO] [stdout] 27 | version: bool [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `addr` and `engine_name` are never read [INFO] [stdout] --> src/bin/caveyd.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 29 | Normal { [INFO] [stdout] | ------ fields in this variant [INFO] [stdout] 30 | #[structopt(short = "a", long = "addr", default_value="[::1]:4000")] [INFO] [stdout] 31 | addr: SocketAddr, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | engine_name: String [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.64s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "ab19b288c3f197550b5a020e5e7bf0c61688cd39130a1c3b65ff1bad4dc2dc0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab19b288c3f197550b5a020e5e7bf0c61688cd39130a1c3b65ff1bad4dc2dc0f", kill_on_drop: false }` [INFO] [stdout] ab19b288c3f197550b5a020e5e7bf0c61688cd39130a1c3b65ff1bad4dc2dc0f