[INFO] fetching crate userland 0.1.1...
[INFO] checking userland-0.1.1 against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] extracting crate userland 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate userland 0.1.1
[INFO] finished tweaking crates.io crate userland 0.1.1
[INFO] tweaked toml for crates.io crate userland 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate userland 0.1.1 on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 192 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding maplit v0.1.6 (available: v1.0.2)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.13.4)
[INFO] [stderr]       Adding semver v0.11.0 (available: v1.0.28)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b50ec2a4666c53fb66674cff6321acac9947d2fef25d980a316af8bdc4a25ba
[INFO] running `Command { std: "docker" "start" "-a" "5b50ec2a4666c53fb66674cff6321acac9947d2fef25d980a316af8bdc4a25ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b50ec2a4666c53fb66674cff6321acac9947d2fef25d980a316af8bdc4a25ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b50ec2a4666c53fb66674cff6321acac9947d2fef25d980a316af8bdc4a25ba", kill_on_drop: false }`
[INFO] [stdout] 5b50ec2a4666c53fb66674cff6321acac9947d2fef25d980a316af8bdc4a25ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 775d409158bb57b09dcf8b6350bb2d8744614594d74bf2f735191056ca97600e
[INFO] running `Command { std: "docker" "start" "-a" "775d409158bb57b09dcf8b6350bb2d8744614594d74bf2f735191056ca97600e", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.8.1
[INFO] [stderr]    Compiling cc v1.2.63
[INFO] [stderr]     Checking socket2 v0.6.4
[INFO] [stderr]     Checking mio v1.2.1
[INFO] [stderr]    Compiling displaydoc v0.2.6
[INFO] [stderr]     Checking zerofrom v0.1.8
[INFO] [stderr]    Compiling openssl v0.10.80
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking yoke v0.8.2
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking log v0.4.30
[INFO] [stderr]     Checking tokio v1.52.3
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking zerovec v0.11.6
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking zerotrie v0.2.4
[INFO] [stderr]    Compiling pest v2.8.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking tinystr v0.8.3
[INFO] [stderr]     Checking potential_utf v0.1.5
[INFO] [stderr]     Checking icu_collections v2.2.0
[INFO] [stderr]     Checking icu_locale_core v2.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.116
[INFO] [stderr]     Checking object v0.37.3
[INFO] [stderr]     Checking icu_provider v2.2.0
[INFO] [stderr]     Checking icu_normalizer v2.2.0
[INFO] [stderr]     Checking icu_properties v2.2.0
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling pest_meta v2.8.6
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking serde_json v1.0.150
[INFO] [stderr]     Checking semver-parser v0.10.3
[INFO] [stderr]     Checking tokio-util v0.7.18
[INFO] [stderr]    Compiling pest_generator v2.8.6
[INFO] [stderr]     Checking idna_adapter v1.2.2
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking maplit v0.1.6
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]    Compiling pest_derive v2.8.6
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking userland v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use] extern crate failure;
[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 `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use] extern crate serde;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Pair`
[INFO] [stdout]   --> src/lib.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 | use pest::iterators::{Pair, Pairs};
[INFO] [stdout]    |                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use] extern crate failure;
[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 `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use] extern crate serde;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Pair`
[INFO] [stdout]   --> src/lib.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 | use pest::iterators::{Pair, Pairs};
[INFO] [stdout]    |                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `RepologyClient` is never constructed
[INFO] [stdout]   --> src/repology.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct RepologyClient {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `client` is never read
[INFO] [stdout]   --> src/repology.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct RepologyClient {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 12 |     client: reqwest::Client,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RepologyClient` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `userland` (lib test) due to 1 previous error; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: struct `RepologyClient` is never constructed
[INFO] [stdout]   --> src/repology.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct RepologyClient {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `client` is never read
[INFO] [stdout]   --> src/repology.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct RepologyClient {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 12 |     client: reqwest::Client,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RepologyClient` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `userland` (lib) due to 1 previous error; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "775d409158bb57b09dcf8b6350bb2d8744614594d74bf2f735191056ca97600e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "775d409158bb57b09dcf8b6350bb2d8744614594d74bf2f735191056ca97600e", kill_on_drop: false }`
[INFO] [stdout] 775d409158bb57b09dcf8b6350bb2d8744614594d74bf2f735191056ca97600e
