[INFO] fetching crate bubblegum-cli-rs 1.0.2...
[INFO] testing bubblegum-cli-rs-1.0.2 against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take3
[INFO] extracting crate bubblegum-cli-rs 1.0.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate bubblegum-cli-rs 1.0.2 on toolchain fc4ba03ef77ca5018fb78a097d3b924d30f15bfc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded queues v1.1.0
[INFO] [stderr]   Downloaded num_cpus v0.2.13
[INFO] [stderr]   Downloaded parking_lot v0.4.8
[INFO] [stderr]   Downloaded owning_ref v0.3.3
[INFO] [stderr]   Downloaded parking_lot_core v0.2.14
[INFO] [stderr]   Downloaded chashmap v2.2.2
[INFO] [stderr]   Downloaded dot_parse v0.2.0
[INFO] [stderr]   Downloaded dot v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71228f5a36efdeae36036a9a654c3ef9bdf7c10b1a72b8db9443fb784aa962f1
[INFO] running `Command { std: "docker" "start" "-a" "71228f5a36efdeae36036a9a654c3ef9bdf7c10b1a72b8db9443fb784aa962f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71228f5a36efdeae36036a9a654c3ef9bdf7c10b1a72b8db9443fb784aa962f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71228f5a36efdeae36036a9a654c3ef9bdf7c10b1a72b8db9443fb784aa962f1", kill_on_drop: false }`
[INFO] [stdout] 71228f5a36efdeae36036a9a654c3ef9bdf7c10b1a72b8db9443fb784aa962f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 74aa62891b2581096273cfa96dbdd07d897a9878970b91ae279fb9ef561aa46f
[INFO] running `Command { std: "docker" "start" "-a" "74aa62891b2581096273cfa96dbdd07d897a9878970b91ae279fb9ef561aa46f", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling percent-encoding v2.2.0
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.8
[INFO] [stderr]    Compiling more-asserts v0.2.2
[INFO] [stderr]    Compiling dot v0.1.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling queues v1.1.0
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling num_cpus v0.2.13
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling dot_parse v0.2.0
[INFO] [stderr]    Compiling form_urlencoded v1.1.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling chashmap v2.2.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling idna v0.3.0
[INFO] [stderr]    Compiling url v2.3.1
[INFO] [stderr]    Compiling 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.99s
[INFO] running `Command { std: "docker" "inspect" "74aa62891b2581096273cfa96dbdd07d897a9878970b91ae279fb9ef561aa46f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74aa62891b2581096273cfa96dbdd07d897a9878970b91ae279fb9ef561aa46f", kill_on_drop: false }`
[INFO] [stdout] 74aa62891b2581096273cfa96dbdd07d897a9878970b91ae279fb9ef561aa46f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] aa9c12416ffbd2a99a73c742d3a5c9cee65bdc3d6c5487cd81ba4d62de0ecfaf
[INFO] running `Command { std: "docker" "start" "-a" "aa9c12416ffbd2a99a73c742d3a5c9cee65bdc3d6c5487cd81ba4d62de0ecfaf", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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: 1 warning emitted
[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 test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aa9c12416ffbd2a99a73c742d3a5c9cee65bdc3d6c5487cd81ba4d62de0ecfaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa9c12416ffbd2a99a73c742d3a5c9cee65bdc3d6c5487cd81ba4d62de0ecfaf", kill_on_drop: false }`
[INFO] [stdout] aa9c12416ffbd2a99a73c742d3a5c9cee65bdc3d6c5487cd81ba4d62de0ecfaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] e88be0e15e26b41462e618c0be59be8c0837ff2e61b7a2039f5b784e2d798801
[INFO] running `Command { std: "docker" "start" "-a" "e88be0e15e26b41462e618c0be59be8c0837ff2e61b7a2039f5b784e2d798801", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: field `config` is never read
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/bubblegum_cli.rs:17:5
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 16 | pub struct BubblegumClient<'a> {
[INFO] [stdout] 
[INFO] [stderr]    |            --------------- field in this struct
[INFO] [stderr] 17 |     config: BubblegumClientConfig<'a>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bubblegum-cli-rs` (lib) generated 1 warning
[INFO] [stderr] warning: `bubblegum-cli-rs` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/bubblegum_cli_rs-1c4446d304afb466)
[INFO] running `Command { std: "docker" "inspect" "e88be0e15e26b41462e618c0be59be8c0837ff2e61b7a2039f5b784e2d798801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e88be0e15e26b41462e618c0be59be8c0837ff2e61b7a2039f5b784e2d798801", kill_on_drop: false }`
[INFO] [stdout] e88be0e15e26b41462e618c0be59be8c0837ff2e61b7a2039f5b784e2d798801