[INFO] fetching crate icu_normalizer 1.4.0...
[INFO] checking icu_normalizer-1.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate icu_normalizer 1.4.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate icu_normalizer 1.4.0 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 icu_normalizer 1.4.0
[INFO] finished tweaking crates.io crate icu_normalizer 1.4.0
[INFO] tweaked toml for crates.io crate icu_normalizer 1.4.0 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 98 packages
[INFO] [stderr]       Adding anes v0.1.6 (latest: v0.2.0)
[INFO] [stderr]       Adding atoi v1.0.0 (latest: v2.0.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding clap v3.2.25 (latest: v4.5.4)
[INFO] [stderr]       Adding clap_lex v0.2.4 (latest: v0.7.0)
[INFO] [stderr]       Adding criterion v0.4.0 (latest: v0.5.1)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding os_str_bytes v6.6.1 (latest: v7.0.0)
[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 yoke-derive v0.7.3
[INFO] [stderr]   Downloaded databake v0.1.7
[INFO] [stderr]   Downloaded synstructure v0.13.1
[INFO] [stderr]   Downloaded zerofrom v0.1.3
[INFO] [stderr]   Downloaded yoke v0.7.3
[INFO] [stderr]   Downloaded zerovec v0.10.1
[INFO] [stderr]   Downloaded zerofrom-derive v0.1.3
[INFO] [stderr]   Downloaded atoi v1.0.0
[INFO] [stderr]   Downloaded arraystring v0.3.0
[INFO] [stderr]   Downloaded icu_normalizer_data v1.4.0
[INFO] [stderr]   Downloaded icu_collections v1.4.0
[INFO] [stderr]   Downloaded icu_locid_transform v1.4.0
[INFO] [stderr]   Downloaded icu_properties_data v1.4.0
[INFO] [stderr]   Downloaded icu_locid v1.4.0
[INFO] [stderr]   Downloaded detone v1.0.0
[INFO] [stderr]   Downloaded icu_locid_transform_data v1.4.0
[INFO] [stderr]   Downloaded icu_properties v1.4.0
[INFO] [stderr]   Downloaded litemap v0.7.2
[INFO] [stderr]   Downloaded icu_provider_macros v1.4.0
[INFO] [stderr]   Downloaded writeable v0.5.4
[INFO] [stderr]   Downloaded icu_provider v1.4.0
[INFO] [stderr]   Downloaded utf16_iter v1.0.5
[INFO] [stderr]   Downloaded utf8_iter v1.0.4
[INFO] [stderr]   Downloaded write16 v1.0.0
[INFO] [stderr]   Downloaded databake-derive v0.1.7
[INFO] [stderr]   Downloaded zerovec-derive v0.10.1
[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] 08b061d36159e9fc859911d44c2147072787af5ee598470c4c6d0e86fbb54bd6
[INFO] running `Command { std: "docker" "start" "-a" "08b061d36159e9fc859911d44c2147072787af5ee598470c4c6d0e86fbb54bd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08b061d36159e9fc859911d44c2147072787af5ee598470c4c6d0e86fbb54bd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08b061d36159e9fc859911d44c2147072787af5ee598470c4c6d0e86fbb54bd6", kill_on_drop: false }`
[INFO] [stdout] 08b061d36159e9fc859911d44c2147072787af5ee598470c4c6d0e86fbb54bd6
[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] bcd8b982ea5438938bd2f5df73872f6a3e3ca1319a837a194add2698464e730b
[INFO] running `Command { std: "docker" "start" "-a" "bcd8b982ea5438938bd2f5df73872f6a3e3ca1319a837a194add2698464e730b", kill_on_drop: false }`
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking litemap v0.7.2
[INFO] [stderr]     Checking writeable v0.5.4
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking icu_locid_transform_data v1.4.0
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking indexmap v1.9.3
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking icu_properties_data v1.4.0
[INFO] [stderr]     Checking write16 v1.0.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking utf16_iter v1.0.5
[INFO] [stderr]     Checking icu_normalizer_data v1.4.0
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]     Checking arraystring v0.3.0
[INFO] [stderr]     Checking atoi v1.0.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking detone v1.0.0
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling zerofrom-derive v0.1.3
[INFO] [stderr]    Compiling yoke-derive v0.7.3
[INFO] [stderr]    Compiling zerovec-derive v0.10.1
[INFO] [stderr]    Compiling displaydoc v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling icu_provider_macros v1.4.0
[INFO] [stderr]     Checking zerofrom v0.1.3
[INFO] [stderr]     Checking yoke v0.7.3
[INFO] [stderr]     Checking zerovec v0.10.1
[INFO] [stderr]     Checking tinystr v0.7.5
[INFO] [stderr]     Checking icu_collections v1.4.0
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking icu_locid v1.4.0
[INFO] [stderr]     Checking icu_provider v1.4.0
[INFO] [stderr]     Checking icu_locid_transform v1.4.0
[INFO] [stderr]     Checking icu_properties v1.4.0
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking icu_normalizer v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 | use alloc::string::String;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `String` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 | use alloc::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.64s
[INFO] running `Command { std: "docker" "inspect" "bcd8b982ea5438938bd2f5df73872f6a3e3ca1319a837a194add2698464e730b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcd8b982ea5438938bd2f5df73872f6a3e3ca1319a837a194add2698464e730b", kill_on_drop: false }`
[INFO] [stdout] bcd8b982ea5438938bd2f5df73872f6a3e3ca1319a837a194add2698464e730b
[INFO] checking icu_normalizer-1.4.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate icu_normalizer 1.4.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate icu_normalizer 1.4.0 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 icu_normalizer 1.4.0
[INFO] finished tweaking crates.io crate icu_normalizer 1.4.0
[INFO] tweaked toml for crates.io crate icu_normalizer 1.4.0 written to /workspace/builds/worker-6-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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 96330a67cd465ad56a342bd50175048f5871da66b742048012f30705baa4e80f
[INFO] running `Command { std: "docker" "start" "-a" "96330a67cd465ad56a342bd50175048f5871da66b742048012f30705baa4e80f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96330a67cd465ad56a342bd50175048f5871da66b742048012f30705baa4e80f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96330a67cd465ad56a342bd50175048f5871da66b742048012f30705baa4e80f", kill_on_drop: false }`
[INFO] [stdout] 96330a67cd465ad56a342bd50175048f5871da66b742048012f30705baa4e80f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 998bbd53bf5653cb1dbcbf62c1c7bb8a63d330a6054a311dd855c3bf27a6e131
[INFO] running `Command { std: "docker" "start" "-a" "998bbd53bf5653cb1dbcbf62c1c7bb8a63d330a6054a311dd855c3bf27a6e131", kill_on_drop: false }`
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking litemap v0.7.2
[INFO] [stderr]     Checking writeable v0.5.4
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking icu_locid_transform_data v1.4.0
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking indexmap v1.9.3
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking icu_properties_data v1.4.0
[INFO] [stderr]     Checking write16 v1.0.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]     Checking utf16_iter v1.0.5
[INFO] [stderr]     Checking icu_normalizer_data v1.4.0
[INFO] [stderr]     Checking arraystring v0.3.0
[INFO] [stderr]     Checking atoi v1.0.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking detone v1.0.0
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling zerofrom-derive v0.1.3
[INFO] [stderr]    Compiling yoke-derive v0.7.3
[INFO] [stderr]    Compiling zerovec-derive v0.10.1
[INFO] [stderr]    Compiling displaydoc v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling icu_provider_macros v1.4.0
[INFO] [stderr]     Checking zerofrom v0.1.3
[INFO] [stderr]     Checking yoke v0.7.3
[INFO] [stderr]     Checking zerovec v0.10.1
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking tinystr v0.7.5
[INFO] [stderr]     Checking icu_collections v1.4.0
[INFO] [stderr]     Checking icu_locid v1.4.0
[INFO] [stderr]     Checking icu_provider v1.4.0
[INFO] [stderr]     Checking icu_locid_transform v1.4.0
[INFO] [stderr]     Checking icu_properties v1.4.0
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]     Checking icu_normalizer v1.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 | use alloc::string::String;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `String` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 | use alloc::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.33s
[INFO] running `Command { std: "docker" "inspect" "998bbd53bf5653cb1dbcbf62c1c7bb8a63d330a6054a311dd855c3bf27a6e131", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "998bbd53bf5653cb1dbcbf62c1c7bb8a63d330a6054a311dd855c3bf27a6e131", kill_on_drop: false }`
[INFO] [stdout] 998bbd53bf5653cb1dbcbf62c1c7bb8a63d330a6054a311dd855c3bf27a6e131