[INFO] cloning repository https://github.com/trace-andreason/tp-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/trace-andreason/tp-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrace-andreason%2Ftp-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrace-andreason%2Ftp-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db10398d2d8de6f92c388e7b6131cf095414a3c4
[INFO] testing trace-andreason/tp-rust against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrace-andreason%2Ftp-rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/trace-andreason/tp-rust
[INFO] finished tweaking git repo https://github.com/trace-andreason/tp-rust
[INFO] tweaked toml for git repo https://github.com/trace-andreason/tp-rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/trace-andreason/tp-rust on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/trace-andreason/tp-rust 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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 33022d78fa22160016f7895755ddaf0162de8438a04868cf2ccbf551d4e1fcf2
[INFO] running `Command { std: "docker" "start" "-a" "33022d78fa22160016f7895755ddaf0162de8438a04868cf2ccbf551d4e1fcf2", kill_on_drop: false }`
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[INFO] [stderr]    Compiling kvs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `PathBuf`
[INFO] [stdout]  --> src/engines/kvsled.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::path::{self, PathBuf};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt`
[INFO] [stdout]  --> src/server.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::fmt;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read` and `str::Bytes`
[INFO] [stdout]  --> src/server.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{io::{Read, Write}, net::{SocketAddr, TcpListener}, str::Bytes};
[INFO] [stdout]   |                ^^^^                                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Serializer`
[INFO] [stdout]  --> src/server.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde_json::{Deserializer,Serializer};
[INFO] [stdout]   |                               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> src/server.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use log::{info};
[INFO] [stdout]   |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/engines/kvs.rs:151:16
[INFO] [stdout]     |
[INFO] [stdout] 151 |     if let Err(e) = f.read_to_string(&mut s) {
[INFO] [stdout]     |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/engines/kvsled.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |     if let Err(e) = f.read_to_string(&mut s) {
[INFO] [stdout]    |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[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]  --> src/error.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Fail, Debug)]
[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] 7 | 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]  --> src/error.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Fail, Debug)]
[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] 7 | 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: unused imports: `KvStore` and `KvsError`
[INFO] [stdout]  --> src/bin/kvs-client.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use kvs::{GetResponse, KvStore, KvsError, RemoveResponse, Req, Result, SetResponse};
[INFO] [stdout]   |                        ^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env::current_dir`
[INFO] [stdout]  --> src/bin/kvs-client.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env::current_dir;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Rem`
[INFO] [stdout]  --> src/bin/kvs-client.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Rem;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `Write`, and `self`
[INFO] [stdout]  --> src/bin/kvs-client.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{self, Read, Write, BufReader};
[INFO] [stdout]   |               ^^^^  ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `KvsEngine`
[INFO] [stdout]  --> src/bin/kvs-server.rs:1:39
[INFO] [stdout]   |
[INFO] [stdout] 1 | use kvs::{KvStore, Result, KvsServer, KvsEngine,Sled};
[INFO] [stdout]   |                                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resp`
[INFO] [stdout]   --> src/bin/kvs-client.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |             let resp = SetResponse::deserialize(&mut br);
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_resp`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 58.12s
[INFO] running `Command { std: "docker" "inspect" "33022d78fa22160016f7895755ddaf0162de8438a04868cf2ccbf551d4e1fcf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33022d78fa22160016f7895755ddaf0162de8438a04868cf2ccbf551d4e1fcf2", kill_on_drop: false }`
[INFO] [stdout] 33022d78fa22160016f7895755ddaf0162de8438a04868cf2ccbf551d4e1fcf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4606523f984f83491e3b5f831ab161e155d16516d60fae45b7530434c2e993de
[INFO] running `Command { std: "docker" "start" "-a" "4606523f984f83491e3b5f831ab161e155d16516d60fae45b7530434c2e993de", kill_on_drop: false }`
[INFO] [stderr]    Compiling kvs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `PathBuf`
[INFO] [stdout]  --> src/engines/kvsled.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::path::{self, PathBuf};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt`
[INFO] [stdout]  --> src/server.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::fmt;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read` and `str::Bytes`
[INFO] [stdout]  --> src/server.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{io::{Read, Write}, net::{SocketAddr, TcpListener}, str::Bytes};
[INFO] [stdout]   |                ^^^^                                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Serializer`
[INFO] [stdout]  --> src/server.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde_json::{Deserializer,Serializer};
[INFO] [stdout]   |                               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> src/server.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use log::{info};
[INFO] [stdout]   |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/engines/kvs.rs:151:16
[INFO] [stdout]     |
[INFO] [stdout] 151 |     if let Err(e) = f.read_to_string(&mut s) {
[INFO] [stdout]     |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/engines/kvsled.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |     if let Err(e) = f.read_to_string(&mut s) {
[INFO] [stdout]    |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[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]  --> src/error.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Fail, Debug)]
[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] 7 | 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]  --> src/error.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Fail, Debug)]
[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] 7 | 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: unused import: `KvsEngine`
[INFO] [stdout]  --> src/bin/kvs-server.rs:1:39
[INFO] [stdout]   |
[INFO] [stdout] 1 | use kvs::{KvStore, Result, KvsServer, KvsEngine,Sled};
[INFO] [stdout]   |                                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `KvStore` and `KvsError`
[INFO] [stdout]  --> src/bin/kvs-client.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use kvs::{GetResponse, KvStore, KvsError, RemoveResponse, Req, Result, SetResponse};
[INFO] [stdout]   |                        ^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env::current_dir`
[INFO] [stdout]  --> src/bin/kvs-client.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env::current_dir;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Rem`
[INFO] [stdout]  --> src/bin/kvs-client.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Rem;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `Write`, and `self`
[INFO] [stdout]  --> src/bin/kvs-client.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{self, Read, Write, BufReader};
[INFO] [stdout]   |               ^^^^  ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resp`
[INFO] [stdout]   --> src/bin/kvs-client.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |             let resp = SetResponse::deserialize(&mut br);
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_resp`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `KvsEngine`
[INFO] [stdout]  --> src/bin/kvs-server.rs:1:39
[INFO] [stdout]   |
[INFO] [stdout] 1 | use kvs::{KvStore, Result, KvsServer, KvsEngine,Sled};
[INFO] [stdout]   |                                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PathBuf`
[INFO] [stdout]  --> src/engines/kvsled.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::path::{self, PathBuf};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt`
[INFO] [stdout]  --> src/server.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::fmt;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read` and `str::Bytes`
[INFO] [stdout]  --> src/server.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{io::{Read, Write}, net::{SocketAddr, TcpListener}, str::Bytes};
[INFO] [stdout]   |                ^^^^                                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Serializer`
[INFO] [stdout]  --> src/server.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde_json::{Deserializer,Serializer};
[INFO] [stdout]   |                               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> src/server.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use log::{info};
[INFO] [stdout]   |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `KvStore` and `KvsError`
[INFO] [stdout]  --> src/bin/kvs-client.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use kvs::{GetResponse, KvStore, KvsError, RemoveResponse, Req, Result, SetResponse};
[INFO] [stdout]   |                        ^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env::current_dir`
[INFO] [stdout]  --> src/bin/kvs-client.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env::current_dir;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Rem`
[INFO] [stdout]  --> src/bin/kvs-client.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Rem;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `Write`, and `self`
[INFO] [stdout]  --> src/bin/kvs-client.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{self, Read, Write, BufReader};
[INFO] [stdout]   |               ^^^^  ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `KvsEngine`
[INFO] [stdout]  --> tests/kv_store.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use kvs::{KvStore, KvsEngine, Result};
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/engines/kvs.rs:151:16
[INFO] [stdout]     |
[INFO] [stdout] 151 |     if let Err(e) = f.read_to_string(&mut s) {
[INFO] [stdout]     |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/engines/kvsled.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |     if let Err(e) = f.read_to_string(&mut s) {
[INFO] [stdout]    |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resp`
[INFO] [stdout]   --> src/bin/kvs-client.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |             let resp = SetResponse::deserialize(&mut br);
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_resp`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[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]  --> src/error.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Fail, Debug)]
[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] 7 | 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]  --> src/error.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Fail, Debug)]
[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] 7 | 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]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "4606523f984f83491e3b5f831ab161e155d16516d60fae45b7530434c2e993de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4606523f984f83491e3b5f831ab161e155d16516d60fae45b7530434c2e993de", kill_on_drop: false }`
[INFO] [stdout] 4606523f984f83491e3b5f831ab161e155d16516d60fae45b7530434c2e993de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 197cf6d3de1705c23a7008f6c7b601f93b1fca49f6dceab4cc27c1d66ee1732b
[INFO] running `Command { std: "docker" "start" "-a" "197cf6d3de1705c23a7008f6c7b601f93b1fca49f6dceab4cc27c1d66ee1732b", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `PathBuf`
[INFO] [stderr]  --> src/engines/kvsled.rs:3:23
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::path::{self, PathBuf};
[INFO] [stderr]   |                       ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::fmt`
[INFO] [stderr]  --> src/server.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use core::fmt;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Read` and `str::Bytes`
[INFO] [stderr]  --> src/server.rs:2:16
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::{io::{Read, Write}, net::{SocketAddr, TcpListener}, str::Bytes};
[INFO] [stderr]   |                ^^^^                                          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Serializer`
[INFO] [stderr]  --> src/server.rs:4:31
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde_json::{Deserializer,Serializer};
[INFO] [stderr]   |                               ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `info`
[INFO] [stderr]  --> src/server.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 | use log::{info};
[INFO] [stderr]   |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/engines/kvs.rs:151:16
[INFO] [stderr]     |
[INFO] [stderr] 151 |     if let Err(e) = f.read_to_string(&mut s) {
[INFO] [stderr]     |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/engines/kvsled.rs:74:16
[INFO] [stderr]    |
[INFO] [stderr] 74 |     if let Err(e) = f.read_to_string(&mut s) {
[INFO] [stderr]    |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]  --> src/error.rs:6:10
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[derive(Fail, Debug)]
[INFO] [stderr]   |          ^---
[INFO] [stderr]   |          |
[INFO] [stderr]   |          `Fail` is not local
[INFO] [stderr]   |          move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_KvsError`
[INFO] [stderr] 7 | pub enum KvsError{
[INFO] [stderr]   |          -------- `KvsError` is not local
[INFO] [stderr]   |
[INFO] [stderr]   = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]   = 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] [stderr]   = 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] [stderr]   = 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] [stderr]   = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stderr]   = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]  --> src/error.rs:6:10
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[derive(Fail, Debug)]
[INFO] [stderr]   |          ^---
[INFO] [stderr]   |          |
[INFO] [stderr]   |          `Display` is not local
[INFO] [stderr]   |          move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_KvsError`
[INFO] [stderr] 7 | pub enum KvsError{
[INFO] [stderr]   |          -------- `KvsError` is not local
[INFO] [stderr]   |
[INFO] [stderr]   = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]   = 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] [stderr]   = 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] [stderr]   = 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] [stderr]   = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `kvs` (lib) generated 9 warnings (run `cargo fix --lib -p kvs` to apply 7 suggestions)
[INFO] [stderr] warning: `kvs` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr] warning: unused imports: `KvStore` and `KvsError`
[INFO] [stderr]  --> src/bin/kvs-client.rs:1:24
[INFO] [stderr]   |
[INFO] [stderr] 1 | use kvs::{GetResponse, KvStore, KvsError, RemoveResponse, Req, Result, SetResponse};
[INFO] [stderr]   |                        ^^^^^^^  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env::current_dir`
[INFO] [stderr]  --> src/bin/kvs-client.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::env::current_dir;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Rem`
[INFO] [stderr]  --> src/bin/kvs-client.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::ops::Rem;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Read`, `Write`, and `self`
[INFO] [stderr]  --> src/bin/kvs-client.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::io::{self, Read, Write, BufReader};
[INFO] [stderr]   |               ^^^^  ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `resp`
[INFO] [stderr]   --> src/bin/kvs-client.rs:62:17
[INFO] [stderr]    |
[INFO] [stderr] 62 |             let resp = SetResponse::deserialize(&mut br);
[INFO] [stderr]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_resp`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `KvsEngine`
[INFO] [stderr]  --> tests/kv_store.rs:1:20
[INFO] [stderr]   |
[INFO] [stderr] 1 | use kvs::{KvStore, KvsEngine, Result};
[INFO] [stderr]   |                    ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `KvsEngine`
[INFO] [stderr]  --> src/bin/kvs-server.rs:1:39
[INFO] [stderr]   |
[INFO] [stderr] 1 | use kvs::{KvStore, Result, KvsServer, KvsEngine,Sled};
[INFO] [stderr]   |                                       ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `kvs` (bin "kvs-client") generated 5 warnings (run `cargo fix --bin "kvs-client" -p kvs` to apply 5 suggestions)
[INFO] [stderr] warning: `kvs` (test "kv_store") generated 1 warning
[INFO] [stderr] warning: `kvs` (bin "kvs-server" test) generated 1 warning (run `cargo fix --bin "kvs-server" -p kvs --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `kvs` (bin "kvs-client" test) generated 5 warnings (5 duplicates)
[INFO] [stderr] warning: `kvs` (bin "kvs-server") generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kvs-12e4c22864c2ab72)
[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-client.rs (/opt/rustwide/target/debug/deps/kvs_client-0d7e2701c07d069f)
[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-server.rs (/opt/rustwide/target/debug/deps/kvs_server-34247244b64b58c1)
[INFO] [stderr]      Running tests/cli.rs (/opt/rustwide/target/debug/deps/cli-3920648abaad4197)
[INFO] [stderr] INFO server version: 0.1.0
[INFO] [stderr] INFO listening on: 127.0.0.1:4004
[INFO] [stderr] INFO using engine: kvs
[INFO] [stderr] INFO server version: 0.1.0
[INFO] [stdout] 
[INFO] [stderr] INFO listening on: 127.0.0.1:4005
[INFO] [stdout] running 0 tests
[INFO] [stderr] INFO using engine: sled
[INFO] [stdout] 
[INFO] [stderr] INFO server version: 0.1.0
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] INFO listening on: 127.0.0.1:4002
[INFO] [stdout] 
[INFO] [stderr] INFO using engine: sled
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test server_cli_version ... ok
[INFO] [stdout] test client_cli_no_args ... ok
[INFO] [stdout] test client_cli_invalid_subcommand ... ok
[INFO] [stdout] test client_cli_version ... ok
[INFO] [stdout] test client_cli_invalid_set ... ok
[INFO] [stdout] test client_cli_invalid_rm ... ok
[INFO] [stdout] test client_cli_invalid_get ... ok
[INFO] [stdout] test cli_log_configuration ... ok
[INFO] [stderr] INFO server version: 0.1.0
[INFO] [stderr] INFO listening on: 127.0.0.1:4002
[INFO] [stderr] INFO using engine: kvs
[INFO] [stderr] INFO server version: 0.1.0
[INFO] [stderr] INFO listening on: 127.0.0.1:4004
[INFO] [stderr] INFO using engine: kvs
[INFO] [stderr] INFO server version: 0.1.0
[INFO] [stderr] INFO listening on: 127.0.0.1:4005
[INFO] [stderr] INFO using engine: sled
[INFO] [stdout] test cli_wrong_engine ... ok
[INFO] [stdout] test cli_access_server_sled_engine ... ok
[INFO] [stdout] test cli_access_server_kvs_engine ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.25s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/kv_store.rs (/opt/rustwide/target/debug/deps/kv_store-46ae60501908ae8e)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test remove_key ... ok
[INFO] [stdout] test get_stored_value ... ok
[INFO] [stdout] test remove_non_existent_key ... ok
[INFO] [stdout] test overwrite_value ... ok
[INFO] [stdout] test get_non_existent_value ... ok
[INFO] [stderr]    Doc-tests kvs
[INFO] [stdout] test compaction ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 11.95s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "197cf6d3de1705c23a7008f6c7b601f93b1fca49f6dceab4cc27c1d66ee1732b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "197cf6d3de1705c23a7008f6c7b601f93b1fca49f6dceab4cc27c1d66ee1732b", kill_on_drop: false }`
[INFO] [stdout] 197cf6d3de1705c23a7008f6c7b601f93b1fca49f6dceab4cc27c1d66ee1732b
