[INFO] cloning repository https://github.com/GiedriusS/thanos-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GiedriusS/thanos-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGiedriusS%2Fthanos-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGiedriusS%2Fthanos-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 923d4226ec696e2c526e54bab8853c85b412f4a2
[INFO] checking GiedriusS/thanos-rust against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGiedriusS%2Fthanos-rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/GiedriusS/thanos-rust
[INFO] finished tweaking git repo https://github.com/GiedriusS/thanos-rust
[INFO] tweaked toml for git repo https://github.com/GiedriusS/thanos-rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/GiedriusS/thanos-rust on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/GiedriusS/thanos-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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/GiedriusS/unsigned-varint`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cb73cb3e51b810850e0928259952867de8c65e6b77e295a9e57e6415bebd457
[INFO] running `Command { std: "docker" "start" "-a" "1cb73cb3e51b810850e0928259952867de8c65e6b77e295a9e57e6415bebd457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cb73cb3e51b810850e0928259952867de8c65e6b77e295a9e57e6415bebd457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cb73cb3e51b810850e0928259952867de8c65e6b77e295a9e57e6415bebd457", kill_on_drop: false }`
[INFO] [stdout] 1cb73cb3e51b810850e0928259952867de8c65e6b77e295a9e57e6415bebd457
[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=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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7202c7155c2add3aa72224d89cf32ffff7512025f3a92befa40ddd3d02905b10
[INFO] running `Command { std: "docker" "start" "-a" "7202c7155c2add3aa72224d89cf32ffff7512025f3a92befa40ddd3d02905b10", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]     Checking futures-io v0.3.24
[INFO] [stderr]     Checking futures-sink v0.3.23
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]    Compiling anyhow v1.0.62
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling openssl-src v111.22.0+1.1.1q
[INFO] [stderr]    Compiling futures-channel v0.3.23
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking socket2 v0.4.6
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling which v4.2.5
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling prettyplease v0.1.18
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking http-range-header v0.3.0
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling snap v1.0.5
[INFO] [stderr]     Checking sync_wrapper v0.1.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking matchit v0.5.0
[INFO] [stderr]    Compiling prost-build v0.10.4
[INFO] [stderr]     Checking crc-catalog v2.1.0
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]     Checking crc v3.0.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling petgraph v0.6.2
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.3.0
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling futures-macro v0.3.24
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]    Compiling prost-derive v0.10.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]     Checking async-stream v0.3.3
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]     Checking pin-project v1.0.12
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling prost v0.10.4
[INFO] [stderr]    Compiling prost-types v0.10.1
[INFO] [stderr]     Checking axum-core v0.2.7
[INFO] [stderr]    Compiling tonic-build v0.7.2
[INFO] [stderr]     Checking asynchronous-codec v0.6.0
[INFO] [stderr]    Compiling thanos-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `env` and `path::PathBuf`
[INFO] [stdout]  --> build.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env, path::PathBuf};
[INFO] [stdout]   |           ^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking tokio-io-timeout v1.2.0
[INFO] [stderr]     Checking tokio-stream v0.1.10
[INFO] [stderr]     Checking tokio-util v0.6.10
[INFO] [stderr]     Checking unsigned-varint v0.7.1 (https://github.com/GiedriusS/unsigned-varint?branch=asyncread_tokio_a#94f0d970)
[INFO] [stderr]     Checking h2 v0.3.14
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking tower-http v0.3.4
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking hyper-timeout v0.4.1
[INFO] [stderr]     Checking axum v0.5.15
[INFO] [stderr]     Checking tonic v0.7.2
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stdout] warning: unused import: `bytes::Buf`
[INFO] [stdout]  --> src/prometheus_client.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use bytes::Buf;
[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: `bytes::Buf`
[INFO] [stdout]  --> src/prometheus_client.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use bytes::Buf;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/prometheus_client.rs:82:13
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let mut res = client
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/prometheus_client.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let mut stream = res.bytes_stream();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/prometheus_client.rs:82:13
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let mut res = client
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/prometheus_client.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let mut stream = res.bytes_stream();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures_util::StreamExt`
[INFO] [stdout]  --> src/prometheus_client.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use futures_util::StreamExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]   --> src/prometheus_client.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::io::Read;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures_util::StreamExt`
[INFO] [stdout]  --> src/prometheus_client.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use futures_util::StreamExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]   --> src/prometheus_client.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::io::Read;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]   --> src/main.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         request: Request<LabelNamesRequest>,
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WriteRequest` is never constructed
[INFO] [stdout]    --> src/prometheus_copy.rs:139:12
[INFO] [stdout]     |
[INFO] [stdout] 139 | pub struct WriteRequest {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReadResponse` is never constructed
[INFO] [stdout]    --> src/prometheus_copy.rs:181:12
[INFO] [stdout]     |
[INFO] [stdout] 181 | pub struct ReadResponse {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `QueryResult` is never constructed
[INFO] [stdout]    --> src/prometheus_copy.rs:198:12
[INFO] [stdout]     |
[INFO] [stdout] 198 | pub struct QueryResult {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LabelSet` is never constructed
[INFO] [stdout]  --> src/thanos.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct LabelSet {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]   --> src/main.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         request: Request<LabelNamesRequest>,
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WriteRequest` is never constructed
[INFO] [stdout]    --> src/prometheus_copy.rs:139:12
[INFO] [stdout]     |
[INFO] [stdout] 139 | pub struct WriteRequest {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReadResponse` is never constructed
[INFO] [stdout]    --> src/prometheus_copy.rs:181:12
[INFO] [stdout]     |
[INFO] [stdout] 181 | pub struct ReadResponse {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `QueryResult` is never constructed
[INFO] [stdout]    --> src/prometheus_copy.rs:198:12
[INFO] [stdout]     |
[INFO] [stdout] 198 | pub struct QueryResult {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LabelSet` is never constructed
[INFO] [stdout]  --> src/thanos.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct LabelSet {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 35s
[INFO] running `Command { std: "docker" "inspect" "7202c7155c2add3aa72224d89cf32ffff7512025f3a92befa40ddd3d02905b10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7202c7155c2add3aa72224d89cf32ffff7512025f3a92befa40ddd3d02905b10", kill_on_drop: false }`
[INFO] [stdout] 7202c7155c2add3aa72224d89cf32ffff7512025f3a92befa40ddd3d02905b10
