[INFO] fetching crate scarb-metadata 1.9.0...
[INFO] checking scarb-metadata-1.9.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate scarb-metadata 1.9.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate scarb-metadata 1.9.0 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 scarb-metadata 1.9.0
[INFO] finished tweaking crates.io crate scarb-metadata 1.9.0
[INFO] tweaked toml for crates.io crate scarb-metadata 1.9.0 written to /workspace/builds/worker-1-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 119 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding heck v0.3.3 (latest: v0.5.0)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding itertools v0.11.0 (latest: v0.12.1)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding parking_lot v0.11.2 (latest: v0.12.1)
[INFO] [stderr]       Adding parking_lot_core v0.8.6 (latest: v0.9.9)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (latest: v0.5.1)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding snapbox v0.4.17 (latest: v0.5.9)
[INFO] [stderr]       Adding strsim v0.10.0 (latest: v0.11.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded os_pipe v1.1.5
[INFO] [stderr]   Downloaded snapbox-macros v0.3.8
[INFO] [stderr]   Downloaded snapbox v0.4.17
[INFO] [stderr]   Downloaded derive_builder v0.20.0
[INFO] [stderr]   Downloaded cairo-lang-filesystem v2.6.3
[INFO] [stderr]   Downloaded derive_builder_core v0.20.0
[INFO] [stderr]   Downloaded cairo-lang-debug v2.6.3
[INFO] [stderr]   Downloaded predicates v3.1.0
[INFO] [stderr]   Downloaded salsa-macros v0.16.0
[INFO] [stderr]   Downloaded globwalk v0.9.1
[INFO] [stderr]   Downloaded salsa v0.16.1
[INFO] [stderr]   Downloaded assert_fs v1.1.1
[INFO] [stderr]   Downloaded cairo-lang-utils v2.6.3
[INFO] [stderr]   Downloaded derive_builder_macro v0.20.0
[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] a52240b437f0621e6ff23c4173deb0ec978d982f0db619ba4bbab27bd131a757
[INFO] running `Command { std: "docker" "start" "-a" "a52240b437f0621e6ff23c4173deb0ec978d982f0db619ba4bbab27bd131a757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a52240b437f0621e6ff23c4173deb0ec978d982f0db619ba4bbab27bd131a757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a52240b437f0621e6ff23c4173deb0ec978d982f0db619ba4bbab27bd131a757", kill_on_drop: false }`
[INFO] [stdout] a52240b437f0621e6ff23c4173deb0ec978d982f0db619ba4bbab27bd131a757
[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] 8afd9ac94986558ee43133236b94dd5a44b18c7bdb013788979f00347ec06e1a
[INFO] running `Command { std: "docker" "start" "-a" "8afd9ac94986558ee43133236b94dd5a44b18c7bdb013788979f00347ec06e1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking bstr v1.9.1
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking fastrand v2.0.2
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking predicates v3.1.0
[INFO] [stderr]     Checking snapbox-macros v0.3.8
[INFO] [stderr]     Checking os_pipe v1.1.5
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking content_inspector v0.2.4
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking path-clean v1.0.1
[INFO] [stderr]     Checking dunce v1.0.4
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking snapbox v0.4.17
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]     Checking ignore v0.4.22
[INFO] [stderr]     Checking globwalk v0.9.1
[INFO] [stderr]     Checking assert_fs v1.1.1
[INFO] [stderr]    Compiling salsa-macros v0.16.0
[INFO] [stderr]     Checking salsa v0.16.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking smol_str v0.2.1
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking scarb-metadata v1.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking cairo-lang-utils v2.6.3
[INFO] [stderr]     Checking cairo-lang-debug v2.6.3
[INFO] [stderr]     Checking cairo-lang-filesystem v2.6.3
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.99s
[INFO] running `Command { std: "docker" "inspect" "8afd9ac94986558ee43133236b94dd5a44b18c7bdb013788979f00347ec06e1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8afd9ac94986558ee43133236b94dd5a44b18c7bdb013788979f00347ec06e1a", kill_on_drop: false }`
[INFO] [stdout] 8afd9ac94986558ee43133236b94dd5a44b18c7bdb013788979f00347ec06e1a
[INFO] checking scarb-metadata-1.9.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate scarb-metadata 1.9.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate scarb-metadata 1.9.0 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 scarb-metadata 1.9.0
[INFO] finished tweaking crates.io crate scarb-metadata 1.9.0
[INFO] tweaked toml for crates.io crate scarb-metadata 1.9.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--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] 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9f6ef3ec0baeef601ca3aa5a8a1d9c5b9aed5022aa1ee225688f60a819df3471
[INFO] running `Command { std: "docker" "start" "-a" "9f6ef3ec0baeef601ca3aa5a8a1d9c5b9aed5022aa1ee225688f60a819df3471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f6ef3ec0baeef601ca3aa5a8a1d9c5b9aed5022aa1ee225688f60a819df3471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f6ef3ec0baeef601ca3aa5a8a1d9c5b9aed5022aa1ee225688f60a819df3471", kill_on_drop: false }`
[INFO] [stdout] 9f6ef3ec0baeef601ca3aa5a8a1d9c5b9aed5022aa1ee225688f60a819df3471
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a02adcf82529880795f9ed307e2c2d10a8529ced170dc7dd5b8b5fb7813a88c4
[INFO] running `Command { std: "docker" "start" "-a" "a02adcf82529880795f9ed307e2c2d10a8529ced170dc7dd5b8b5fb7813a88c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking bstr v1.9.1
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking fastrand v2.0.2
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking predicates v3.1.0
[INFO] [stderr]     Checking snapbox-macros v0.3.8
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking os_pipe v1.1.5
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking content_inspector v0.2.4
[INFO] [stderr]     Checking path-clean v1.0.1
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking dunce v1.0.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking snapbox v0.4.17
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]     Checking ignore v0.4.22
[INFO] [stderr]    Compiling salsa-macros v0.16.0
[INFO] [stderr]     Checking globwalk v0.9.1
[INFO] [stderr]     Checking assert_fs v1.1.1
[INFO] [stderr]     Checking salsa v0.16.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking smol_str v0.2.1
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking scarb-metadata v1.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking cairo-lang-utils v2.6.3
[INFO] [stderr]     Checking cairo-lang-debug v2.6.3
[INFO] [stderr]     Checking cairo-lang-filesystem v2.6.3
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.85s
[INFO] running `Command { std: "docker" "inspect" "a02adcf82529880795f9ed307e2c2d10a8529ced170dc7dd5b8b5fb7813a88c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a02adcf82529880795f9ed307e2c2d10a8529ced170dc7dd5b8b5fb7813a88c4", kill_on_drop: false }`
[INFO] [stdout] a02adcf82529880795f9ed307e2c2d10a8529ced170dc7dd5b8b5fb7813a88c4