[INFO] cloning repository https://github.com/maxcountryman/kvs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxcountryman/kvs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxcountryman%2Fkvs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxcountryman%2Fkvs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 973fd9fedca0b745436f31f2d40a8cc2e51f4f52 [INFO] checking maxcountryman/kvs against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxcountryman%2Fkvs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/maxcountryman/kvs [INFO] finished tweaking git repo https://github.com/maxcountryman/kvs [INFO] tweaked toml for git repo https://github.com/maxcountryman/kvs written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/maxcountryman/kvs on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/maxcountryman/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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6e67f31719198d6818b81d49f69c6a84a220f2a5712f3e4455c237ab63dc86b4 [INFO] running `Command { std: "docker" "start" "-a" "6e67f31719198d6818b81d49f69c6a84a220f2a5712f3e4455c237ab63dc86b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6e67f31719198d6818b81d49f69c6a84a220f2a5712f3e4455c237ab63dc86b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e67f31719198d6818b81d49f69c6a84a220f2a5712f3e4455c237ab63dc86b4", kill_on_drop: false }` [INFO] [stdout] 6e67f31719198d6818b81d49f69c6a84a220f2a5712f3e4455c237ab63dc86b4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6a8c98b48b36531a03f0db11c9e0edbd0772240264470de0e9427d45e8233e1c [INFO] running `Command { std: "docker" "start" "-a" "6a8c98b48b36531a03f0db11c9e0edbd0772240264470de0e9427d45e8233e1c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.3 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling cc v1.0.45 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking getrandom v0.1.12 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking historian v4.0.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling bincode v1.1.4 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand_pcg v0.2.0 [INFO] [stderr] Checking normalize-line-endings v0.2.2 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking csv-core v0.1.6 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Checking same-file v1.0.5 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking regex-automata v0.1.8 [INFO] [stderr] Checking walkdir v2.2.9 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking rand_os v0.2.2 [INFO] [stderr] Checking rand_xoshiro v0.3.1 [INFO] [stderr] Compiling slog v2.5.2 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Compiling backtrace-sys v0.1.31 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking criterion-plot v0.4.0 [INFO] [stderr] Checking rayon v1.2.0 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking float-cmp v0.4.0 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking backtrace v0.3.37 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking predicates v1.0.1 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Compiling proc-macro-error v0.2.6 [INFO] [stderr] Compiling serde_derive v1.0.100 [INFO] [stderr] Compiling structopt-derive v0.3.1 [INFO] [stderr] Checking structopt v0.3.1 [INFO] [stderr] Checking serde v1.0.100 [INFO] [stderr] Checking hashbrown v0.2.2 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Checking serde_bytes v0.10.5 [INFO] [stderr] Checking bstr v0.2.8 [INFO] [stderr] Checking pagecache v0.15.0 [INFO] [stderr] Checking csv v1.1.1 [INFO] [stderr] Checking tinytemplate v1.0.2 [INFO] [stderr] Checking escargot v0.4.0 [INFO] [stderr] Checking slog-json v2.3.0 [INFO] [stderr] Checking criterion v0.3.0 [INFO] [stderr] Checking assert_cmd v0.11.1 [INFO] [stderr] Checking sled v0.22.1 [INFO] [stderr] Checking kvs v0.1.0 (/opt/rustwide/workdir/kvs) [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> kvs/src/error.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | #[derive(Debug, Fail)] [INFO] [stdout] | ^--- [INFO] [stdout] | | [INFO] [stdout] | `Fail` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_KvsError` [INFO] [stdout] 8 | pub enum KvsError { [INFO] [stdout] | -------- `KvsError` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> kvs/src/error.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | #[derive(Debug, Fail)] [INFO] [stdout] | ^--- [INFO] [stdout] | | [INFO] [stdout] | `Display` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_KvsError` [INFO] [stdout] 8 | pub enum KvsError { [INFO] [stdout] | -------- `KvsError` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> kvs/src/error.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | #[derive(Debug, Fail)] [INFO] [stdout] | ^--- [INFO] [stdout] | | [INFO] [stdout] | `Fail` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_KvsError` [INFO] [stdout] 8 | pub enum KvsError { [INFO] [stdout] | -------- `KvsError` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> kvs/src/error.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | #[derive(Debug, Fail)] [INFO] [stdout] | ^--- [INFO] [stdout] | | [INFO] [stdout] | `Display` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_KvsError` [INFO] [stdout] 8 | pub enum KvsError { [INFO] [stdout] | -------- `KvsError` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking kvs-server v0.1.0 (/opt/rustwide/workdir/kvs-server) [INFO] [stderr] Checking kvs-client v0.1.0 (/opt/rustwide/workdir/kvs-client) [INFO] [stdout] warning: unused import: `BatchSize` [INFO] [stdout] --> kvs/benches/benches.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use criterion::{BatchSize, Criterion}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `verbosity` is never read [INFO] [stdout] --> kvs-server/src/main.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 25 | struct Opt { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 43 | verbosity: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> kvs-client/src/main.rs:18:17 [INFO] [stdout] | [INFO] [stdout] 18 | #[derive(Debug, StructOpt)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the derive macro `StructOpt` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `kvs-client` (bin "kvs-client" test) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `verbosity` is never read [INFO] [stdout] --> kvs-server/src/main.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 25 | struct Opt { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 43 | verbosity: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> kvs-client/src/main.rs:18:17 [INFO] [stdout] | [INFO] [stdout] 18 | #[derive(Debug, StructOpt)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the derive macro `StructOpt` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `kvs-client` (bin "kvs-client") due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "6a8c98b48b36531a03f0db11c9e0edbd0772240264470de0e9427d45e8233e1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a8c98b48b36531a03f0db11c9e0edbd0772240264470de0e9427d45e8233e1c", kill_on_drop: false }` [INFO] [stdout] 6a8c98b48b36531a03f0db11c9e0edbd0772240264470de0e9427d45e8233e1c