[INFO] fetching crate bubblegum-cli-rs 1.0.2...
[INFO] checking bubblegum-cli-rs-1.0.2 against master#64b185eddaa1d7ddf5e0c024be23b9cbba6c1722 for pr-143929
[INFO] extracting crate bubblegum-cli-rs 1.0.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate bubblegum-cli-rs 1.0.2
[INFO] finished tweaking crates.io crate bubblegum-cli-rs 1.0.2
[INFO] tweaked toml for crates.io crate bubblegum-cli-rs 1.0.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bubblegum-cli-rs 1.0.2 on toolchain 64b185eddaa1d7ddf5e0c024be23b9cbba6c1722
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "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" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 59 packages to latest compatible versions
[INFO] [stderr]       Adding num_cpus v0.2.13 (available: v1.17.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dot_parse v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96c3e692c0c4d601bb070c48c85e0d43885f1da36f66d0c879df338c24da65dd
[INFO] running `Command { std: "docker" "start" "-a" "96c3e692c0c4d601bb070c48c85e0d43885f1da36f66d0c879df338c24da65dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96c3e692c0c4d601bb070c48c85e0d43885f1da36f66d0c879df338c24da65dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96c3e692c0c4d601bb070c48c85e0d43885f1da36f66d0c879df338c24da65dd", kill_on_drop: false }`
[INFO] [stdout] 96c3e692c0c4d601bb070c48c85e0d43885f1da36f66d0c879df338c24da65dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f14610f1ce0c122b9cf7341e5554a94ef5215995bbdbe4897697c91334a3fcc8
[INFO] running `Command { std: "docker" "start" "-a" "f14610f1ce0c122b9cf7341e5554a94ef5215995bbdbe4897697c91334a3fcc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking writeable v0.6.1
[INFO] [stderr]     Checking litemap v0.8.0
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
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[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]     Checking dot v0.1.4
[INFO] [stderr]     Checking more-asserts v0.2.2
[INFO] [stderr]     Checking queues v1.1.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking dot_parse v0.2.0
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking chashmap v2.2.2
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]     Checking zerotrie v0.2.2
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[INFO] [stderr]     Checking tinystr v0.8.1
[INFO] [stderr]     Checking potential_utf v0.1.2
[INFO] [stderr]     Checking icu_collections v2.0.0
[INFO] [stderr]     Checking icu_locale_core v2.0.0
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[INFO] [stderr]     Checking icu_properties v2.0.1
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[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]     Checking bubblegum-cli-rs v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/bubblegum_cli.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct BubblegumClient<'a> {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 17 |     config: BubblegumClientConfig<'a>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/bubblegum_cli.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct BubblegumClient<'a> {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 17 |     config: BubblegumClientConfig<'a>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.59s
[INFO] running `Command { std: "docker" "inspect" "f14610f1ce0c122b9cf7341e5554a94ef5215995bbdbe4897697c91334a3fcc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f14610f1ce0c122b9cf7341e5554a94ef5215995bbdbe4897697c91334a3fcc8", kill_on_drop: false }`
[INFO] [stdout] f14610f1ce0c122b9cf7341e5554a94ef5215995bbdbe4897697c91334a3fcc8