[INFO] fetching crate yoshi-std 0.1.5...
[INFO] testing yoshi-std-0.1.5 against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-3
[INFO] extracting crate yoshi-std 0.1.5 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate yoshi-std 0.1.5
[INFO] finished tweaking crates.io crate yoshi-std 0.1.5
[INFO] tweaked toml for crates.io crate yoshi-std 0.1.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yoshi-std 0.1.5 on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate yoshi-std 0.1.5 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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing yoshi-std-0.1.5 against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-3
[INFO] extracting crate yoshi-std 0.1.5 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate yoshi-std 0.1.5
[INFO] finished tweaking crates.io crate yoshi-std 0.1.5
[INFO] tweaked toml for crates.io crate yoshi-std 0.1.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yoshi-std 0.1.5 on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate yoshi-std 0.1.5 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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing yoshi-std-0.1.5 against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-3
[INFO] extracting crate yoshi-std 0.1.5 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate yoshi-std 0.1.5
[INFO] finished tweaking crates.io crate yoshi-std 0.1.5
[INFO] tweaked toml for crates.io crate yoshi-std 0.1.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yoshi-std 0.1.5 on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate yoshi-std 0.1.5 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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing yoshi-std-0.1.5 against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-3
[INFO] extracting crate yoshi-std 0.1.5 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate yoshi-std 0.1.5
[INFO] finished tweaking crates.io crate yoshi-std 0.1.5
[INFO] tweaked toml for crates.io crate yoshi-std 0.1.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yoshi-std 0.1.5 on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate yoshi-std 0.1.5 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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing yoshi-std-0.1.5 against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-3
[INFO] extracting crate yoshi-std 0.1.5 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate yoshi-std 0.1.5
[INFO] finished tweaking crates.io crate yoshi-std 0.1.5
[INFO] tweaked toml for crates.io crate yoshi-std 0.1.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yoshi-std 0.1.5 on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate yoshi-std 0.1.5 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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1e0612bd320d75c7dc67b5847d1802b07d414173fed1f0dd1b50e031be44b89a
[INFO] running `Command { std: "docker" "start" "1e0612bd320d75c7dc67b5847d1802b07d414173fed1f0dd1b50e031be44b89a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e0612bd320d75c7dc67b5847d1802b07d414173fed1f0dd1b50e031be44b89a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1e0612bd320d75c7dc67b5847d1802b07d414173fed1f0dd1b50e031be44b89a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e0612bd320d75c7dc67b5847d1802b07d414173fed1f0dd1b50e031be44b89a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1e0612bd320d75c7dc67b5847d1802b07d414173fed1f0dd1b50e031be44b89a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling yoshi-std v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "1e0612bd320d75c7dc67b5847d1802b07d414173fed1f0dd1b50e031be44b89a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1e0612bd320d75c7dc67b5847d1802b07d414173fed1f0dd1b50e031be44b89a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling yoshi-std v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "1e0612bd320d75c7dc67b5847d1802b07d414173fed1f0dd1b50e031be44b89a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1e0612bd320d75c7dc67b5847d1802b07d414173fed1f0dd1b50e031be44b89a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/yoshi_std-f116202f2dbe1020)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test tests::test_access_metadata_directly ... ok
[INFO] [stdout] test tests::test_backtrace_capture_if_enabled ... ok
[INFO] [stdout] test tests::test_error_instance_counter ... ok
[INFO] [stdout] test tests::test_from_std_io_error ... ok
[INFO] [stdout] test tests::test_chained_yoshi_kind ... ok
[INFO] [stdout] test tests::test_hatch_backwards_compatibility ... ok
[INFO] [stdout] test tests::test_contextualization ... ok
[INFO] [stdout] test tests::test_hatch_ecosystem_integration ... ok
[INFO] [stdout] test tests::test_from_string ... ok
[INFO] [stdout] test tests::test_hatch_type_alias ... ok
[INFO] [stdout] test tests::test_hatchable_trait ... ok
[INFO] [stdout] test tests::test_no_backtrace_if_disabled ... ok
[INFO] [stdout] test tests::test_lay_context_trait ... ok
[INFO] [stdout] test tests::test_yoshi_context_ext_short_aliases ... ok
[INFO] [stdout] test tests::test_yoshi_context_ext_with_payload_on_result ... ok
[INFO] [stdout] test tests::test_yoshi_enhanced_methods ... ok
[INFO] [stdout] test tests::test_yoshi_foreign_from_boxed_error ... ok
[INFO] [stdout] test tests::test_yoshi_location_macro ... ok
[INFO] [stdout] test tests::test_yoshi_with_payload_and_access ... ok
[INFO] [stdout] test tests::test_yoshikind_io_display ... ok
[INFO] [stdout] test tests::test_yoshikind_resource_exhausted_display ... ok
[INFO] [stdout] test tests::test_yoshikind_timeout_uses_core_duration ... ok
[INFO] [stdout] test tests::test_yum_macro ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests yoshi_std
[INFO] [stdout] 
[INFO] [stdout] running 66 tests
[INFO] [stdout] test src/lib.rs - Hatch (line 818) ... ok
[INFO] [stdout] test src/lib.rs - (line 109) ... ok
[INFO] [stdout] test src/lib.rs - HatchExt::meta (line 3122) ... ok
[INFO] [stdout] test src/lib.rs - HatchExt::context (line 2928) ... ok
[INFO] [stdout] test src/lib.rs - (line 71) ... ok
[INFO] [stdout] test src/lib.rs - HatchExt (line 2864) ... ok
[INFO] [stdout] test src/lib.rs - HatchExt::with_priority (line 3065) ... ok
[INFO] [stdout] test src/lib.rs - Hatchable (line 4653) ... ok
[INFO] [stdout] test src/lib.rs - LayContext (line 4566) ... ok
[INFO] [stdout] test src/lib.rs - HatchExt::with_shell (line 3011) ... ok
[INFO] [stdout] test src/lib.rs - HatchExt::with_suggestion (line 2970) ... ok
[INFO] [stdout] test src/lib.rs - Hatchable::hatch (line 4695) ... ok
[INFO] [stdout] test src/lib.rs - OptimizedFormatBuffer::as_str (line 625) ... ok
[INFO] [stdout] test src/lib.rs - OptimizedFormatBuffer::new (line 542) ... ok
[INFO] [stdout] test src/lib.rs - OptimizedFormatBuffer::clear (line 648) ... ok
[INFO] [stdout] test src/lib.rs - OptimizedFormatBuffer::with_capacity (line 579) ... ok
[INFO] [stdout] test src/lib.rs - LayContext::lay (line 4601) ... ok
[INFO] [stdout] test src/lib.rs - YoContext::shell (line 2221) ... ok
[INFO] [stdout] test src/lib.rs - YoContext::new (line 2081) ... ok
[INFO] [stdout] test src/lib.rs - Result (line 747) ... ok
[INFO] [stdout] test src/lib.rs - YoContext::with_metadata (line 2113) ... ok
[INFO] [stdout] test src/lib.rs - YoContext::add_shell_in_place (line 2247) ... ok
[INFO] [stdout] test src/lib.rs - YoContext::with_location (line 2310) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::backtrace (line 3837) - compile ... ok
[INFO] [stdout] test src/lib.rs - YoContext::with_shell (line 2173) ... ok
[INFO] [stdout] test src/lib.rs - YoContext::with_priority (line 2278) ... ok
[INFO] [stdout] test src/lib.rs - YoContext::with_suggestion (line 2145) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi (line 3174) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::analyze_contexts (line 4168) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::fmt (line 4241) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi (line 3187) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::downcast_ref (line 3873) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::instance_id (line 3369) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::contexts (line 3981) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::context (line 3502) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::foreign (line 3325) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::is_transient (line 3465) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::kind (line 3402) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::shell (line 4040) ... FAILED
[INFO] [stdout] test src/lib.rs - Yoshi::nest (line 4076) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::lay (line 4139) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::new (line 3274) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::severity (line 3433) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::primary_context (line 3953) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::suggestion (line 4011) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::laytext (line 4108) ... ok
[INFO] [stdout] test src/lib.rs - YoshiBacktrace::capture_cost_nanos (line 2673) - compile ... ok
[INFO] [stdout] test src/lib.rs - YoshiBacktrace::new_captured (line 2609) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - Yoshi::with_location (line 3791) ... ok
[INFO] [stdout] test src/lib.rs - YoshiBacktrace::status (line 2644) - compile ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::with_component (line 3585) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::with_suggestion (line 3542) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::with_metadata (line 3740) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::with_shell (line 3636) ... ok
[INFO] [stdout] test src/lib.rs - YoshiKind::Network (line 1426) ... ok
[INFO] [stdout] test src/lib.rs - YoshiLocation::filename (line 2408) ... ok
[INFO] [stdout] test src/lib.rs - YoshiKind::is_transient (line 1655) ... ok
[INFO] [stdout] test src/lib.rs - YoshiKind::severity (line 1607) ... ok
[INFO] [stdout] test src/lib.rs - YoshiLocation::fmt (line 2437) ... ok
[INFO] [stdout] test src/lib.rs - Yoshi::with_priority (line 3690) ... ok
[INFO] [stdout] test src/lib.rs - error_instance_count (line 1140) ... ok
[INFO] [stdout] test src/lib.rs - yoshi_location (line 2460) ... ok
[INFO] [stdout] test src/lib.rs - YoshiLocation::new (line 2384) ... ok
[INFO] [stdout] test src/lib.rs - YoshiKind::source (line 1909) ... ok
[INFO] [stdout] test src/lib.rs - yum (line 2519) ... ok
[INFO] [stdout] test src/lib.rs - yum (line 2504) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Yoshi::shell (line 4040) stdout ----
[INFO] [stdout] error: expected item, found keyword `let`
[INFO] [stdout]     --> src/lib.rs:4044:1
[INFO] [stdout]      |
[INFO] [stdout] 4044 | let err = Yoshi::new(YoshiKind::Internal {
[INFO] [stdout]      | ^^^
[INFO] [stdout]      | |
[INFO] [stdout]      | `let` cannot be used for global variables
[INFO] [stdout]      | help: consider using `static` or `const` instead of `let`
[INFO] [stdout]      |
[INFO] [stdout]      = note: for a full list of items that can appear in modules, see <https://doc.rust-lang.org/reference/items.html>
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - YoshiBacktrace::new_captured (line 2609) stdout ----
[INFO] [stdout] error: expected item after attributes
[INFO] [stdout]     --> src/lib.rs:2610:1
[INFO] [stdout]      |
[INFO] [stdout] 2610 | #[cfg(feature = "std")] {
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^ expected an item after this
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Yoshi::shell (line 4040)
[INFO] [stdout]     src/lib.rs - YoshiBacktrace::new_captured (line 2609)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 64 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.60s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "1e0612bd320d75c7dc67b5847d1802b07d414173fed1f0dd1b50e031be44b89a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e0612bd320d75c7dc67b5847d1802b07d414173fed1f0dd1b50e031be44b89a", kill_on_drop: false }`
[INFO] [stdout] 1e0612bd320d75c7dc67b5847d1802b07d414173fed1f0dd1b50e031be44b89a