[INFO] fetching crate kvarn-reference 0.3.0...
[INFO] checking kvarn-reference-0.3.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate kvarn-reference 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate kvarn-reference 0.3.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kvarn-reference 0.3.0
[INFO] finished tweaking crates.io crate kvarn-reference 0.3.0
[INFO] tweaked toml for crates.io crate kvarn-reference 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate kvarn-reference 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6a29361453c1e679641693de1e952abb25e95cd4aa5d52d436a78a6eeb1a618
[INFO] running `Command { std: "docker" "start" "-a" "c6a29361453c1e679641693de1e952abb25e95cd4aa5d52d436a78a6eeb1a618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6a29361453c1e679641693de1e952abb25e95cd4aa5d52d436a78a6eeb1a618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6a29361453c1e679641693de1e952abb25e95cd4aa5d52d436a78a6eeb1a618", kill_on_drop: false }`
[INFO] [stdout] c6a29361453c1e679641693de1e952abb25e95cd4aa5d52d436a78a6eeb1a618
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6d70d249e64379b6b8335ccc5b5a5dfdcb0e06f4aa794f7355ce6ad89f56493
[INFO] running `Command { std: "docker" "start" "-a" "d6d70d249e64379b6b8335ccc5b5a5dfdcb0e06f4aa794f7355ce6ad89f56493", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling tokio v1.13.0
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking rustls-pemfile v0.2.1
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking alloc-stdlib v0.2.1
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking tendril v0.4.2
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking brotli-decompressor v2.3.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking brotli v3.3.0
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]     Checking kvarn_utils v0.3.0
[INFO] [stderr]     Checking string_cache v0.8.1
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking rustls v0.20.0
[INFO] [stderr]     Checking xml5ever v0.16.1
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking markup5ever_rcdom v0.1.0
[INFO] [stderr]     Checking select v0.5.0
[INFO] [stderr]     Checking url-crawl v0.1.0
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking tokio-util v0.6.6
[INFO] [stderr]     Checking kvarn_async v0.3.0
[INFO] [stderr]     Checking async_chunked_transfer v1.4.0
[INFO] [stderr]     Checking kvarn-fastcgi-client v0.1.0
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking kvarn v0.3.0
[INFO] [stderr]     Checking kvarn-extensions v0.3.0
[INFO] [stderr]     Checking kvarn-reference v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.90s
[INFO] running `Command { std: "docker" "inspect" "d6d70d249e64379b6b8335ccc5b5a5dfdcb0e06f4aa794f7355ce6ad89f56493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6d70d249e64379b6b8335ccc5b5a5dfdcb0e06f4aa794f7355ce6ad89f56493", kill_on_drop: false }`
[INFO] [stdout] d6d70d249e64379b6b8335ccc5b5a5dfdcb0e06f4aa794f7355ce6ad89f56493