[INFO] fetching crate tumbleweed 0.1.0... [INFO] checking tumbleweed-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate tumbleweed 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate tumbleweed 0.1.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tumbleweed 0.1.0 [INFO] finished tweaking crates.io crate tumbleweed 0.1.0 [INFO] tweaked toml for crates.io crate tumbleweed 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 312 packages [INFO] [stderr] Adding aead v0.3.2 (latest: v0.5.2) [INFO] [stderr] Adding aes v0.6.0 (latest: v0.8.4) [INFO] [stderr] Adding aes-gcm v0.8.0 (latest: v0.10.3) [INFO] [stderr] Adding aes-soft v0.6.4 (latest: v0.99.99) [INFO] [stderr] Adding aesni v0.10.0 (latest: v0.99.99) [INFO] [stderr] Adding arrayvec v0.5.2 (latest: v0.7.4) [INFO] [stderr] Adding async-channel v1.9.0 (latest: v2.2.0) [INFO] [stderr] Adding async-io v1.13.0 (latest: v2.3.2) [INFO] [stderr] Adding async-lock v2.8.0 (latest: v3.3.0) [INFO] [stderr] Adding async-process v1.8.1 (latest: v2.2.0) [INFO] [stderr] Adding async-session v2.0.1 (latest: v3.0.0) [INFO] [stderr] Adding async-sse v4.1.0 (latest: v5.1.0) [INFO] [stderr] Adding base64 v0.12.3 (latest: v0.22.0) [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.0) [INFO] [stderr] Adding base64 v0.21.7 (latest: v0.22.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding blake3 v0.3.8 (latest: v1.5.1) [INFO] [stderr] Adding block-buffer v0.9.0 (latest: v0.10.4) [INFO] [stderr] Adding bytes v0.5.6 (latest: v1.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding cipher v0.2.5 (latest: v0.4.4) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding constant_time_eq v0.1.5 (latest: v0.3.0) [INFO] [stderr] Adding cookie v0.14.4 (latest: v0.18.1) [INFO] [stderr] Adding cpuid-bool v0.2.0 (latest: v0.99.99) [INFO] [stderr] Adding criterion v0.3.6 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.4.5 (latest: v0.5.0) [INFO] [stderr] Adding crypto-mac v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding crypto-mac v0.10.0 (latest: v0.11.1) [INFO] [stderr] Adding ctr v0.6.0 (latest: v0.9.2) [INFO] [stderr] Adding digest v0.9.0 (latest: v0.10.7) [INFO] [stderr] Adding dtoa v0.4.8 (latest: v1.0.9) [INFO] [stderr] Adding env_logger v0.7.1 (latest: v0.11.3) [INFO] [stderr] Adding event-listener v2.5.3 (latest: v5.3.0) [INFO] [stderr] Adding event-listener v3.1.0 (latest: v5.3.0) [INFO] [stderr] Adding event-listener v4.0.3 (latest: v5.3.0) [INFO] [stderr] Adding event-listener-strategy v0.4.0 (latest: v0.5.1) [INFO] [stderr] Adding fastrand v1.9.0 (latest: v2.0.2) [INFO] [stderr] Adding futures-lite v1.13.0 (latest: v2.3.0) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.12) [INFO] [stderr] Adding ghash v0.3.1 (latest: v0.5.1) [INFO] [stderr] Adding gloo-timers v0.2.6 (latest: v0.3.0) [INFO] [stderr] Adding h2 v0.2.7 (latest: v0.4.4) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.0) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding headers v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding headers-core v0.2.0 (latest: v0.3.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding hkdf v0.10.0 (latest: v0.12.4) [INFO] [stderr] Adding hmac v0.8.1 (latest: v0.12.1) [INFO] [stderr] Adding hmac v0.10.1 (latest: v0.12.1) [INFO] [stderr] Adding http v0.2.12 (latest: v1.1.0) [INFO] [stderr] Adding http-body v0.3.1 (latest: v1.0.0) [INFO] [stderr] Adding httpdate v0.3.2 (latest: v1.0.3) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding hyper v0.13.10 (latest: v1.2.0) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding infer v0.2.3 (latest: v0.15.0) [INFO] [stderr] Adding input_buffer v0.3.1 (latest: v0.5.0) [INFO] [stderr] Adding io-lifetimes v1.0.11 (latest: v2.0.3) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding itoa v0.4.8 (latest: v1.0.11) [INFO] [stderr] Adding linux-raw-sys v0.3.8 (latest: v0.6.4) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding mio v0.6.23 (latest: v0.8.11) [INFO] [stderr] Adding miow v0.2.2 (latest: v0.6.0) [INFO] [stderr] Adding multipart v0.17.1 (latest: v0.18.0) [INFO] [stderr] Adding pin-project v0.4.30 (latest: v1.1.5) [INFO] [stderr] Adding pin-project-internal v0.4.30 (latest: v1.1.5) [INFO] [stderr] Adding pin-project-lite v0.1.12 (latest: v0.2.14) [INFO] [stderr] Adding polling v2.8.0 (latest: v3.6.0) [INFO] [stderr] Adding polyval v0.4.5 (latest: v0.6.2) [INFO] [stderr] Adding pretty_env_logger v0.4.0 (latest: v0.5.0) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding route-recognizer v0.2.0 (latest: v0.3.1) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding rustix v0.37.27 (latest: v0.38.32) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.22) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding serde_qs v0.8.5 (latest: v0.12.0) [INFO] [stderr] Adding serde_urlencoded v0.6.1 (latest: v0.7.1) [INFO] [stderr] Adding sha-1 v0.9.8 (latest: v0.10.1) [INFO] [stderr] Adding sha1 v0.6.1 (latest: v0.10.6) [INFO] [stderr] Adding sha2 v0.9.9 (latest: v0.10.8) [INFO] [stderr] Adding socket2 v0.3.19 (latest: v0.5.6) [INFO] [stderr] Adding socket2 v0.4.10 (latest: v0.5.6) [INFO] [stderr] Adding standback v0.2.17 (latest: v0.4.4) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding tide v0.13.0 (latest: v0.16.0) [INFO] [stderr] Adding time v0.2.27 (latest: v0.3.34) [INFO] [stderr] Adding time-macros v0.1.1 (latest: v0.2.17) [INFO] [stderr] Adding tokio v0.2.25 (latest: v1.37.0) [INFO] [stderr] Adding tokio-tungstenite v0.11.0 (latest: v0.21.0) [INFO] [stderr] Adding tokio-util v0.3.1 (latest: v0.7.10) [INFO] [stderr] Adding tungstenite v0.11.1 (latest: v0.21.0) [INFO] [stderr] Adding twoway v0.1.8 (latest: v0.2.2) [INFO] [stderr] Adding universal-hash v0.4.0 (latest: v0.5.1) [INFO] [stderr] Adding urlencoding v1.3.3 (latest: v2.1.3) [INFO] [stderr] Adding warp v0.2.5 (latest: v0.3.7) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded warp v0.2.5 [INFO] [stderr] Downloaded universal-hash v0.4.0 [INFO] [stderr] Downloaded async-session v2.0.1 [INFO] [stderr] Downloaded tide v0.13.0 [INFO] [stderr] Downloaded async-sse v4.1.0 [INFO] [stderr] Downloaded route-recognizer v0.2.0 [INFO] [stderr] Downloaded tumbleweed_derive v0.1.0 [INFO] [stderr] Downloaded femme v2.2.1 [INFO] [stderr] Downloaded twoway v0.1.8 [INFO] [stderr] Downloaded sval_nested v2.13.0 [INFO] [stderr] Downloaded sval_serde v2.13.0 [INFO] [stderr] Downloaded value-bag-sval2 v1.8.1 [INFO] [stderr] Downloaded crypto-mac v0.10.0 [INFO] [stderr] Downloaded multipart v0.17.1 [INFO] [stderr] Downloaded tokio-tungstenite v0.11.0 [INFO] [stderr] Downloaded erased-serde v0.4.4 [INFO] [stderr] Downloaded serde_fmt v1.0.3 [INFO] [stderr] Downloaded value-bag-serde1 v1.8.1 [INFO] [stderr] Downloaded sval_dynamic v2.13.0 [INFO] [stderr] Downloaded sval_fmt v2.13.0 [INFO] [stderr] Downloaded sval_json v2.13.0 [INFO] [stderr] Downloaded sval_buffer v2.13.0 [INFO] [stderr] Downloaded sval v2.13.0 [INFO] [stderr] Downloaded sval_ref v2.13.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e57631a9b50fe58b307b9a00eaf8c5296eb13c7e275bc0f805703341ceef74d2 [INFO] running `Command { std: "docker" "start" "-a" "e57631a9b50fe58b307b9a00eaf8c5296eb13c7e275bc0f805703341ceef74d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e57631a9b50fe58b307b9a00eaf8c5296eb13c7e275bc0f805703341ceef74d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e57631a9b50fe58b307b9a00eaf8c5296eb13c7e275bc0f805703341ceef74d2", kill_on_drop: false }` [INFO] [stdout] e57631a9b50fe58b307b9a00eaf8c5296eb13c7e275bc0f805703341ceef74d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bd2ee9bd0ae12067dd83b22b3776deca4c7d8583ec7d76cc898f936aabf9b2c6 [INFO] running `Command { std: "docker" "start" "-a" "bd2ee9bd0ae12067dd83b22b3776deca4c7d8583ec7d76cc898f936aabf9b2c6", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling tumbleweed_derive v0.1.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Checking tumbleweed v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking h2 v0.2.7 [INFO] [stderr] Checking hyper v0.13.10 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.33s [INFO] running `Command { std: "docker" "inspect" "bd2ee9bd0ae12067dd83b22b3776deca4c7d8583ec7d76cc898f936aabf9b2c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd2ee9bd0ae12067dd83b22b3776deca4c7d8583ec7d76cc898f936aabf9b2c6", kill_on_drop: false }` [INFO] [stdout] bd2ee9bd0ae12067dd83b22b3776deca4c7d8583ec7d76cc898f936aabf9b2c6