[INFO] cloning repository https://github.com/therustdeveloper/learning-axum
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/therustdeveloper/learning-axum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftherustdeveloper%2Flearning-axum", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftherustdeveloper%2Flearning-axum'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e6ecaf09362cd3ba6cea26df19b4e4b47cfe990
[INFO] checking therustdeveloper/learning-axum against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftherustdeveloper%2Flearning-axum" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/therustdeveloper/learning-axum 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] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/therustdeveloper/learning-axum
[INFO] finished tweaking git repo https://github.com/therustdeveloper/learning-axum
[INFO] tweaked toml for git repo https://github.com/therustdeveloper/learning-axum written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/therustdeveloper/learning-axum 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sqlb-macros v0.3.2
[INFO] [stderr]   Downloaded sqlb v0.3.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9a6994d5da060e5a0c38b99fb37ba62a032b0f5437ee06ec372f33686ce41f07
[INFO] running `Command { std: "docker" "start" "-a" "9a6994d5da060e5a0c38b99fb37ba62a032b0f5437ee06ec372f33686ce41f07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a6994d5da060e5a0c38b99fb37ba62a032b0f5437ee06ec372f33686ce41f07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a6994d5da060e5a0c38b99fb37ba62a032b0f5437ee06ec372f33686ce41f07", kill_on_drop: false }`
[INFO] [stdout] 9a6994d5da060e5a0c38b99fb37ba62a032b0f5437ee06ec372f33686ce41f07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 12d2fc01a56047b3377d2641e2ed414c6a118a8bb847cc2d57ed583c523b4070
[INFO] running `Command { std: "docker" "start" "-a" "12d2fc01a56047b3377d2641e2ed414c6a118a8bb847cc2d57ed583c523b4070", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.86
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling ahash v0.8.9
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling syn v2.0.50
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]    Compiling rustls v0.20.9
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking http v1.0.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]     Checking indexmap v2.2.3
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]     Checking http-body v1.0.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling tokio v1.36.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling openssl-sys v0.9.101
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling cookie v0.17.0
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling finl_unicode v1.2.0
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling crc v3.0.1
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]    Compiling stringprep v0.1.4
[INFO] [stderr]    Compiling atoi v1.0.0
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]    Compiling sqlformat v0.2.3
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling futures-intrusive v0.4.2
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling uuid v1.7.0
[INFO] [stderr]    Compiling dotenvy v0.15.7
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]     Checking psl-types v2.0.11
[INFO] [stderr]    Compiling whoami v1.4.1
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking publicsuffix v2.2.3
[INFO] [stderr]    Compiling tokio-stream v0.1.14
[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]    Compiling cookie v0.18.0
[INFO] [stderr]     Checking webpki-roots v0.22.6
[INFO] [stderr]    Compiling axum v0.7.4
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling pin-project-internal v1.1.4
[INFO] [stderr]    Compiling axum-macros v0.4.1
[INFO] [stderr]    Compiling darling_macro v0.20.8
[INFO] [stderr]    Compiling sqlb-macros v0.3.2
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/385fa9d845dd326c6bbfd58c22244215e431948a/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-1.0.109/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="derive"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' -C metadata=e9ea805bdc972619 -C extra-filename=-e9ea805bdc972619 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-6b6a52a206917441.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e3e2745b1c1d8733.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-7b828347d8713ecd.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "12d2fc01a56047b3377d2641e2ed414c6a118a8bb847cc2d57ed583c523b4070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12d2fc01a56047b3377d2641e2ed414c6a118a8bb847cc2d57ed583c523b4070", kill_on_drop: false }`
[INFO] [stdout] 12d2fc01a56047b3377d2641e2ed414c6a118a8bb847cc2d57ed583c523b4070