[INFO] fetching crate azure_messaging_eventgrid 0.17.0...
[INFO] checking azure_messaging_eventgrid-0.17.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate azure_messaging_eventgrid 0.17.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate azure_messaging_eventgrid 0.17.0 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 azure_messaging_eventgrid 0.17.0
[INFO] finished tweaking crates.io crate azure_messaging_eventgrid 0.17.0
[INFO] tweaked toml for crates.io crate azure_messaging_eventgrid 0.17.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate azure_messaging_eventgrid 0.17.0 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 azure_core v0.17.0
[INFO] [stderr]   Downloaded wasm-streams v0.3.0
[INFO] [stderr]   Downloaded semver v1.0.20
[INFO] [stderr]   Downloaded time-macros v0.2.15
[INFO] [stderr]   Downloaded serde_qs v0.8.5
[INFO] [stderr]   Downloaded async-trait v0.1.74
[INFO] [stderr]   Downloaded dyn-clone v1.0.14
[INFO] [stderr]   Downloaded rustix v0.38.20
[INFO] [stderr]   Downloaded uuid v1.5.0
[INFO] [stderr]   Downloaded concurrent-queue v2.3.0
[INFO] [stderr]   Downloaded infer v0.2.3
[INFO] [stderr]   Downloaded http-types v2.12.0
[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] 6942b3f9e2155d6976e7971b632d334b67d4fb41c101f80823b28998f81a72aa
[INFO] running `Command { std: "docker" "start" "-a" "6942b3f9e2155d6976e7971b632d334b67d4fb41c101f80823b28998f81a72aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6942b3f9e2155d6976e7971b632d334b67d4fb41c101f80823b28998f81a72aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6942b3f9e2155d6976e7971b632d334b67d4fb41c101f80823b28998f81a72aa", kill_on_drop: false }`
[INFO] [stdout] 6942b3f9e2155d6976e7971b632d334b67d4fb41c101f80823b28998f81a72aa
[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] 50a5ec900fe0fce43bfc95365b80247ecc11d610d21f17af8754e9f7b6ae0518
[INFO] running `Command { std: "docker" "start" "-a" "50a5ec900fe0fce43bfc95365b80247ecc11d610d21f17af8754e9f7b6ae0518", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling serde v1.0.189
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling openssl v0.10.57
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling openssl-sys v0.9.93
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]    Compiling http-types v2.12.0
[INFO] [stderr]    Compiling async-trait v0.1.74
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]    Compiling time-macros v0.2.15
[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking base64 v0.21.5
[INFO] [stderr]     Checking dyn-clone v1.0.14
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking concurrent-queue v2.3.0
[INFO] [stderr]    Compiling azure_core v0.17.0
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking uuid v1.5.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.189
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]     Checking tokio v1.33.0
[INFO] [stderr]     Checking thiserror v1.0.50
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking tokio-util v0.7.9
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.21
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]     Checking serde_json v1.0.107
[INFO] [stderr]     Checking deranged v0.3.9
[INFO] [stderr]     Checking serde_qs v0.8.5
[INFO] [stderr]     Checking time v0.3.30
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.22
[INFO] [stderr]     Checking azure_messaging_eventgrid v0.17.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/event.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{self, Serialize};
[INFO] [stdout]   |             ^^^^ the item `serde` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]   --> src/event.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |     use super::*;
[INFO] [stdout]    |         -------- the item `serde` is already imported here
[INFO] [stdout] 66 |     use serde::{self, Serialize};
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.62s
[INFO] running `Command { std: "docker" "inspect" "50a5ec900fe0fce43bfc95365b80247ecc11d610d21f17af8754e9f7b6ae0518", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50a5ec900fe0fce43bfc95365b80247ecc11d610d21f17af8754e9f7b6ae0518", kill_on_drop: false }`
[INFO] [stdout] 50a5ec900fe0fce43bfc95365b80247ecc11d610d21f17af8754e9f7b6ae0518
[INFO] checking azure_messaging_eventgrid-0.17.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate azure_messaging_eventgrid 0.17.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate azure_messaging_eventgrid 0.17.0 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 azure_messaging_eventgrid 0.17.0
[INFO] finished tweaking crates.io crate azure_messaging_eventgrid 0.17.0
[INFO] tweaked toml for crates.io crate azure_messaging_eventgrid 0.17.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate azure_messaging_eventgrid 0.17.0 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] [stderr]     Blocking waiting for file lock on package cache
[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] 86f5322b6ae6bf66178f63fcff79d20fbfc3a3540d2e2e48e97955c65f8d7188
[INFO] running `Command { std: "docker" "start" "-a" "86f5322b6ae6bf66178f63fcff79d20fbfc3a3540d2e2e48e97955c65f8d7188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86f5322b6ae6bf66178f63fcff79d20fbfc3a3540d2e2e48e97955c65f8d7188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86f5322b6ae6bf66178f63fcff79d20fbfc3a3540d2e2e48e97955c65f8d7188", kill_on_drop: false }`
[INFO] [stdout] 86f5322b6ae6bf66178f63fcff79d20fbfc3a3540d2e2e48e97955c65f8d7188
[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] 8176aa0a76588b4a8a7e68bf8c036d97b7cb5467ea3a34e9b3df215a12ea1c21
[INFO] running `Command { std: "docker" "start" "-a" "8176aa0a76588b4a8a7e68bf8c036d97b7cb5467ea3a34e9b3df215a12ea1c21", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling serde v1.0.189
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling openssl v0.10.57
[INFO] [stderr]    Compiling openssl-sys v0.9.93
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling http-types v2.12.0
[INFO] [stderr]    Compiling async-trait v0.1.74
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]    Compiling time-macros v0.2.15
[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]     Checking base64 v0.21.5
[INFO] [stderr]     Checking dyn-clone v1.0.14
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking concurrent-queue v2.3.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]    Compiling azure_core v0.17.0
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking uuid v1.5.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.189
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]     Checking tokio v1.33.0
[INFO] [stderr]     Checking thiserror v1.0.50
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking tokio-util v0.7.9
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.21
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.107
[INFO] [stderr]     Checking deranged v0.3.9
[INFO] [stderr]     Checking serde_qs v0.8.5
[INFO] [stderr]     Checking time v0.3.30
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.22
[INFO] [stderr]     Checking azure_messaging_eventgrid v0.17.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/event.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{self, Serialize};
[INFO] [stdout]   |             ^^^^ the item `serde` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]   --> src/event.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |     use super::*;
[INFO] [stdout]    |         -------- the item `serde` is already imported here
[INFO] [stdout] 66 |     use serde::{self, Serialize};
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.54s
[INFO] running `Command { std: "docker" "inspect" "8176aa0a76588b4a8a7e68bf8c036d97b7cb5467ea3a34e9b3df215a12ea1c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8176aa0a76588b4a8a7e68bf8c036d97b7cb5467ea3a34e9b3df215a12ea1c21", kill_on_drop: false }`
[INFO] [stdout] 8176aa0a76588b4a8a7e68bf8c036d97b7cb5467ea3a34e9b3df215a12ea1c21