[INFO] fetching crate llmvm-core-lib 1.0.0...
[INFO] checking llmvm-core-lib-1.0.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate llmvm-core-lib 1.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate llmvm-core-lib 1.0.0 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 llmvm-core-lib 1.0.0
[INFO] finished tweaking crates.io crate llmvm-core-lib 1.0.0
[INFO] tweaked toml for crates.io crate llmvm-core-lib 1.0.0 written to /workspace/builds/worker-6-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 150 packages
[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 generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding handlebars v4.5.0 (latest: v5.1.2)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding http-body v0.4.6 (latest: v1.0.0)
[INFO] [stderr]       Adding hyper v0.14.28 (latest: v1.2.0)
[INFO] [stderr]       Adding hyper-rustls v0.24.2 (latest: v0.27.0)
[INFO] [stderr]       Adding llmvm-protocol v1.0.0 (latest: v2.0.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding rust-embed v6.8.1 (latest: v8.3.0)
[INFO] [stderr]       Adding rust-embed-impl v6.8.1 (latest: v8.3.0)
[INFO] [stderr]       Adding rust-embed-utils v7.8.1 (latest: v8.3.0)
[INFO] [stderr]       Adding rustls v0.21.10 (latest: v0.23.4)
[INFO] [stderr]       Adding rustls-native-certs v0.6.3 (latest: v0.7.0)
[INFO] [stderr]       Adding rustls-pemfile v1.0.4 (latest: v2.1.1)
[INFO] [stderr]       Adding rustls-webpki v0.101.7 (latest: v0.102.2)
[INFO] [stderr]       Adding tokio-rustls v0.24.1 (latest: v0.26.0)
[INFO] [stderr]       Adding toml v0.7.8 (latest: v0.8.12)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.9)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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] [stderr]       Adding winnow v0.5.40 (latest: v0.6.5)
[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 llmvm-util v0.1.1
[INFO] [stderr]   Downloaded directories v5.0.1
[INFO] [stderr]   Downloaded llmvm-protocol v1.0.0
[INFO] [stderr]   Downloaded multilink v1.0.1
[INFO] [stderr]   Downloaded handlebars v4.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b9097b160f513eb53659086c5b068bdccb5b0a3b43dfbbc69f83ff0070319ca6
[INFO] running `Command { std: "docker" "start" "-a" "b9097b160f513eb53659086c5b068bdccb5b0a3b43dfbbc69f83ff0070319ca6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9097b160f513eb53659086c5b068bdccb5b0a3b43dfbbc69f83ff0070319ca6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9097b160f513eb53659086c5b068bdccb5b0a3b43dfbbc69f83ff0070319ca6", kill_on_drop: false }`
[INFO] [stdout] b9097b160f513eb53659086c5b068bdccb5b0a3b43dfbbc69f83ff0070319ca6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 032a9076422b4ede3f6aa92256cf7f49271efd932aee1c274b567907e6ebabd8
[INFO] running `Command { std: "docker" "start" "-a" "032a9076422b4ede3f6aa92256cf7f49271efd932aee1c274b567907e6ebabd8", kill_on_drop: false }`
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking directories v5.0.1
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rustls-native-certs v0.6.3
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking rust-embed-utils v7.8.1
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling rust-embed-impl v6.8.1
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking rust-embed v6.8.1
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling pest v2.7.9
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling pest_meta v2.7.9
[INFO] [stderr]    Compiling pest_generator v2.7.9
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]    Compiling pest_derive v2.7.9
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking tokio-stream v0.1.15
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking handlebars v4.5.0
[INFO] [stderr]     Checking hyper-rustls v0.24.2
[INFO] [stderr]     Checking multilink v1.0.1
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stderr]     Checking llmvm-util v0.1.1
[INFO] [stderr]     Checking llmvm-protocol v1.0.0
[INFO] [stderr]     Checking llmvm-core-lib v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.55s
[INFO] running `Command { std: "docker" "inspect" "032a9076422b4ede3f6aa92256cf7f49271efd932aee1c274b567907e6ebabd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "032a9076422b4ede3f6aa92256cf7f49271efd932aee1c274b567907e6ebabd8", kill_on_drop: false }`
[INFO] [stdout] 032a9076422b4ede3f6aa92256cf7f49271efd932aee1c274b567907e6ebabd8