[INFO] fetching crate blip 0.3.0...
[INFO] checking blip-0.3.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate blip 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate blip 0.3.0 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 blip 0.3.0
[INFO] finished tweaking crates.io crate blip 0.3.0
[INFO] tweaked toml for crates.io crate blip 0.3.0 written to /workspace/builds/worker-4-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 193 packages
[INFO] [stderr]       Adding axum v0.5.17 (latest: v0.7.5)
[INFO] [stderr]       Adding axum-core v0.2.9 (latest: v0.4.3)
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.0)
[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 env_logger v0.8.4 (latest: v0.11.3)
[INFO] [stderr]       Adding fixedbitset v0.4.2 (latest: v0.5.6)
[INFO] [stderr]       Adding h2 v0.3.26 (latest: v0.4.4)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[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 http-range-header v0.3.1 (latest: v0.4.0)
[INFO] [stderr]       Adding hyper v0.14.28 (latest: v1.2.0)
[INFO] [stderr]       Adding hyper-timeout v0.4.1 (latest: v0.5.1)
[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 linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding matchit v0.5.0 (latest: v0.8.0)
[INFO] [stderr]       Adding multimap v0.8.3 (latest: v0.10.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding prettyplease v0.1.25 (latest: v0.2.17)
[INFO] [stderr]       Adding prost v0.10.4 (latest: v0.12.4)
[INFO] [stderr]       Adding prost-build v0.10.4 (latest: v0.12.4)
[INFO] [stderr]       Adding prost-derive v0.10.1 (latest: v0.12.4)
[INFO] [stderr]       Adding prost-types v0.10.1 (latest: v0.12.4)
[INFO] [stderr]       Adding pulldown-cmark v0.9.6 (latest: v0.10.2)
[INFO] [stderr]       Adding ring v0.16.20 (latest: v0.17.8)
[INFO] [stderr]       Adding rustls v0.20.9 (latest: v0.23.4)
[INFO] [stderr]       Adding rustls-pemfile v1.0.4 (latest: v2.1.1)
[INFO] [stderr]       Adding spin v0.5.2 (latest: v0.9.8)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding sync_wrapper v0.1.2 (latest: v1.0.0)
[INFO] [stderr]       Adding tokio-rustls v0.23.4 (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 tonic v0.7.2 (latest: v0.11.0)
[INFO] [stderr]       Adding tonic-build v0.7.2 (latest: v0.11.0)
[INFO] [stderr]       Adding tower-http v0.3.5 (latest: v0.5.2)
[INFO] [stderr]       Adding untrusted v0.7.1 (latest: v0.9.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding which v4.4.2 (latest: v6.0.1)
[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 which v4.4.2
[INFO] [stderr]   Downloaded tonic-build v0.7.2
[INFO] [stderr]   Downloaded prost-types v0.10.1
[INFO] [stderr]   Downloaded version-sync v0.9.5
[INFO] [stderr]   Downloaded quickcheck_async v0.1.1
[INFO] [stderr]   Downloaded toml v0.7.8
[INFO] [stderr]   Downloaded cache_2q v0.10.1
[INFO] [stderr]   Downloaded http-range-header v0.3.1
[INFO] [stderr]   Downloaded simplelog v0.12.2
[INFO] [stderr]   Downloaded consistent_hash_ring v0.8.0
[INFO] [stderr]   Downloaded tower-http v0.3.5
[INFO] [stderr]   Downloaded axum v0.5.17
[INFO] [stderr]   Downloaded tonic v0.7.2
[INFO] [stderr]   Downloaded prettyplease v0.1.25
[INFO] [stderr]   Downloaded pulldown-cmark v0.9.6
[INFO] [stderr]   Downloaded axum-core v0.2.9
[INFO] [stderr]   Downloaded prost-derive v0.10.1
[INFO] [stderr]   Downloaded matchit v0.5.0
[INFO] [stderr]   Downloaded hyper-timeout v0.4.1
[INFO] [stderr]   Downloaded tokio-io-timeout v1.2.0
[INFO] [stderr]   Downloaded prost v0.10.4
[INFO] [stderr]   Downloaded prost-build v0.10.4
[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] f2743beb5b997708649855f67d2eb0e52eac2cf465bd25be605e6baa0db1f50d
[INFO] running `Command { std: "docker" "start" "-a" "f2743beb5b997708649855f67d2eb0e52eac2cf465bd25be605e6baa0db1f50d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2743beb5b997708649855f67d2eb0e52eac2cf465bd25be605e6baa0db1f50d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2743beb5b997708649855f67d2eb0e52eac2cf465bd25be605e6baa0db1f50d", kill_on_drop: false }`
[INFO] [stdout] f2743beb5b997708649855f67d2eb0e52eac2cf465bd25be605e6baa0db1f50d
[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] 3f118e6da220a476f54118b09a3b857e86049e861c2187c579be441b46ee9832
[INFO] running `Command { std: "docker" "start" "-a" "3f118e6da220a476f54118b09a3b857e86049e861c2187c579be441b46ee9832", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling fastrand v2.0.2
[INFO] [stderr]    Compiling prettyplease v0.1.25
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling rustls v0.20.9
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking http-range-header v0.3.1
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking matchit v0.5.0
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling pulldown-cmark v0.9.6
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking idna v0.5.0
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[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]    Compiling prost-build v0.10.4
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]    Compiling prost-derive v0.10.1
[INFO] [stderr]    Compiling quickcheck_async v0.1.1
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Checking simplelog v0.12.2
[INFO] [stderr]     Checking toml v0.7.8
[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 pin-project-internal v1.1.5
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking version-sync v0.9.5
[INFO] [stderr]    Compiling prost v0.10.4
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling prost-types v0.10.1
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling tonic-build v0.7.2
[INFO] [stderr]     Checking axum-core v0.2.9
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]    Compiling blip v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-io-timeout v1.2.0
[INFO] [stderr]     Checking tokio-stream v0.1.15
[INFO] [stderr]     Checking tokio-rustls v0.23.4
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking tower-http v0.3.5
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking axum v0.5.17
[INFO] [stderr]     Checking hyper-timeout v0.4.1
[INFO] [stderr]     Checking tonic v0.7.2
[INFO] [stdout] warning: the item `Duration` is imported redundantly
[INFO] [stdout]    --> src/collections/event.rs:125:37
[INFO] [stdout]     |
[INFO] [stdout] 123 |     use super::*;
[INFO] [stdout]     |         -------- the item `Duration` is already imported here
[INFO] [stdout] 124 |     use quickcheck_macros::quickcheck;
[INFO] [stdout] 125 |     use std::{collections::HashSet, time::Duration};
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "3f118e6da220a476f54118b09a3b857e86049e861c2187c579be441b46ee9832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f118e6da220a476f54118b09a3b857e86049e861c2187c579be441b46ee9832", kill_on_drop: false }`
[INFO] [stdout] 3f118e6da220a476f54118b09a3b857e86049e861c2187c579be441b46ee9832