[INFO] fetching crate syn-graphs 0.1.0...
[INFO] checking syn-graphs-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate syn-graphs 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate syn-graphs 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 syn-graphs 0.1.0
[INFO] finished tweaking crates.io crate syn-graphs 0.1.0
[INFO] tweaked toml for crates.io crate syn-graphs 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate syn-graphs 0.1.0 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded either_n v0.2.0
[INFO] [stderr]   Downloaded syn-miette v0.1.0
[INFO] [stderr]   Downloaded derive-quote-to-tokens v0.1.0
[INFO] [stderr]   Downloaded syn-helpers v0.4.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5ddf77f1cd0a78dea763cca3a66322c0065d49d5c709f9f2465ccd2f897a358b
[INFO] running `Command { std: "docker" "start" "-a" "5ddf77f1cd0a78dea763cca3a66322c0065d49d5c709f9f2465ccd2f897a358b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ddf77f1cd0a78dea763cca3a66322c0065d49d5c709f9f2465ccd2f897a358b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ddf77f1cd0a78dea763cca3a66322c0065d49d5c709f9f2465ccd2f897a358b", kill_on_drop: false }`
[INFO] [stdout] 5ddf77f1cd0a78dea763cca3a66322c0065d49d5c709f9f2465ccd2f897a358b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d6fb0e05d058c8e08bc51ea3eb6ee0fbfd1ad6a853d2ba2eb7559b608f3441e2
[INFO] running `Command { std: "docker" "start" "-a" "d6fb0e05d058c8e08bc51ea3eb6ee0fbfd1ad6a853d2ba2eb7559b608f3441e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling rustix v0.38.13
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking linux-raw-sys v0.4.7
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling either_n v0.2.0
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking is_ci v1.1.1
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking textwrap v0.15.2
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]     Checking quote v1.0.33
[INFO] [stderr]     Checking syn v2.0.37
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking supports-unicode v2.0.0
[INFO] [stderr]     Checking supports-color v2.0.0
[INFO] [stderr]     Checking supports-hyperlinks v2.1.0
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]    Compiling include_dir_macros v0.7.3
[INFO] [stderr]     Checking include_dir v0.7.3
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling miette-derive v5.10.0
[INFO] [stderr]     Checking backtrace-ext v0.2.1
[INFO] [stderr]     Checking miette v5.10.0
[INFO] [stderr]    Compiling syn-helpers v0.4.5
[INFO] [stderr]     Checking syn-miette v0.1.0
[INFO] [stderr]    Compiling derive-syn-parse v0.1.5
[INFO] [stderr]    Compiling derive-quote-to-tokens v0.1.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking syn-graphs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.36s
[INFO] running `Command { std: "docker" "inspect" "d6fb0e05d058c8e08bc51ea3eb6ee0fbfd1ad6a853d2ba2eb7559b608f3441e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6fb0e05d058c8e08bc51ea3eb6ee0fbfd1ad6a853d2ba2eb7559b608f3441e2", kill_on_drop: false }`
[INFO] [stdout] d6fb0e05d058c8e08bc51ea3eb6ee0fbfd1ad6a853d2ba2eb7559b608f3441e2
[INFO] checking syn-graphs-0.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate syn-graphs 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate syn-graphs 0.1.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate syn-graphs 0.1.0
[INFO] finished tweaking crates.io crate syn-graphs 0.1.0
[INFO] tweaked toml for crates.io crate syn-graphs 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate syn-graphs 0.1.0 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ec2f9d697a2ec00f22b8f9ae3eb55d7fa2a019cd7255413daf0ea29b1d50bb1
[INFO] running `Command { std: "docker" "start" "-a" "1ec2f9d697a2ec00f22b8f9ae3eb55d7fa2a019cd7255413daf0ea29b1d50bb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ec2f9d697a2ec00f22b8f9ae3eb55d7fa2a019cd7255413daf0ea29b1d50bb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ec2f9d697a2ec00f22b8f9ae3eb55d7fa2a019cd7255413daf0ea29b1d50bb1", kill_on_drop: false }`
[INFO] [stdout] 1ec2f9d697a2ec00f22b8f9ae3eb55d7fa2a019cd7255413daf0ea29b1d50bb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1429e1d5f1d66a69d2edd4197ab31d76510f291000a478eb0315a20cf89c1343
[INFO] running `Command { std: "docker" "start" "-a" "1429e1d5f1d66a69d2edd4197ab31d76510f291000a478eb0315a20cf89c1343", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling rustix v0.38.13
[INFO] [stderr]     Checking linux-raw-sys v0.4.7
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]    Compiling either_n v0.2.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking is_ci v1.1.1
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking textwrap v0.15.2
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]     Checking quote v1.0.33
[INFO] [stderr]     Checking syn v2.0.37
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking supports-unicode v2.0.0
[INFO] [stderr]     Checking supports-color v2.0.0
[INFO] [stderr]     Checking supports-hyperlinks v2.1.0
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]    Compiling include_dir_macros v0.7.3
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking include_dir v0.7.3
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling miette-derive v5.10.0
[INFO] [stderr]     Checking backtrace-ext v0.2.1
[INFO] [stderr]     Checking miette v5.10.0
[INFO] [stderr]    Compiling syn-helpers v0.4.5
[INFO] [stderr]     Checking syn-miette v0.1.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling derive-syn-parse v0.1.5
[INFO] [stderr]    Compiling derive-quote-to-tokens v0.1.0
[INFO] [stderr]     Checking syn-graphs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.91s
[INFO] running `Command { std: "docker" "inspect" "1429e1d5f1d66a69d2edd4197ab31d76510f291000a478eb0315a20cf89c1343", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1429e1d5f1d66a69d2edd4197ab31d76510f291000a478eb0315a20cf89c1343", kill_on_drop: false }`
[INFO] [stdout] 1429e1d5f1d66a69d2edd4197ab31d76510f291000a478eb0315a20cf89c1343