[INFO] fetching crate snowplow_tracker 0.2.0...
[INFO] checking snowplow_tracker-0.2.0 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate snowplow_tracker 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate snowplow_tracker 0.2.0 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate snowplow_tracker 0.2.0
[INFO] finished tweaking crates.io crate snowplow_tracker 0.2.0
[INFO] tweaked toml for crates.io crate snowplow_tracker 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate snowplow_tracker 0.2.0 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ef3dd9c477a8902244b8cd9e8628e8c19adb7350944a2b7243bdf860c0bc582
[INFO] running `Command { std: "docker" "start" "-a" "3ef3dd9c477a8902244b8cd9e8628e8c19adb7350944a2b7243bdf860c0bc582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ef3dd9c477a8902244b8cd9e8628e8c19adb7350944a2b7243bdf860c0bc582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef3dd9c477a8902244b8cd9e8628e8c19adb7350944a2b7243bdf860c0bc582", kill_on_drop: false }`
[INFO] [stdout] 3ef3dd9c477a8902244b8cd9e8628e8c19adb7350944a2b7243bdf860c0bc582
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fd0f7e2c1819d0bd73c9a6d59e2b66772a1377b3c5834fb2892ffcc5b6c246d
[INFO] running `Command { std: "docker" "start" "-a" "5fd0f7e2c1819d0bd73c9a6d59e2b66772a1377b3c5834fb2892ffcc5b6c246d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling quote v1.0.20
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[INFO] [stderr]     Checking once_cell v1.13.0
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[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking itoa v1.0.2
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[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stderr]     Checking snowplow_tracker v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `encode_base_64` is never read
[INFO] [stdout]   --> src/tracker.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct TrackerConfig {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub encode_base_64: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/event_store/in_memory_event_store.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 141 |         Ok(drop(batch_id))
[INFO] [stdout]     |            ^^^^^--------^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 argument has type `Uuid`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking testcontainers v0.14.0
[INFO] [stdout] warning: unused import: `micro::Micro`
[INFO] [stdout]  --> tests/common/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use micro::Micro;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `flakey_http_client::FlakeyHttpClient`
[INFO] [stdout]  --> tests/common/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use flakey_http_client::FlakeyHttpClient;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `micro::Micro`
[INFO] [stdout]  --> tests/common/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use micro::Micro;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/event_store/in_memory_event_store.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 141 |         Ok(drop(batch_id))
[INFO] [stdout]     |            ^^^^^--------^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 argument has type `uuid::Uuid`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.26s
[INFO] running `Command { std: "docker" "inspect" "5fd0f7e2c1819d0bd73c9a6d59e2b66772a1377b3c5834fb2892ffcc5b6c246d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fd0f7e2c1819d0bd73c9a6d59e2b66772a1377b3c5834fb2892ffcc5b6c246d", kill_on_drop: false }`
[INFO] [stdout] 5fd0f7e2c1819d0bd73c9a6d59e2b66772a1377b3c5834fb2892ffcc5b6c246d