[INFO] fetching crate hacker-rs 0.1.5...
[INFO] checking hacker-rs-0.1.5 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate hacker-rs 0.1.5 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate hacker-rs 0.1.5 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] removed /workspace/builds/worker-3-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate hacker-rs 0.1.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate hacker-rs 0.1.5
[INFO] tweaked toml for crates.io crate hacker-rs 0.1.5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate hacker-rs 0.1.5 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.42
[INFO] [stderr]   Downloaded ryu v1.0.14
[INFO] [stderr]   Downloaded thiserror-impl v1.0.42
[INFO] [stderr]   Downloaded matchit v0.7.0
[INFO] [stderr]   Downloaded axum v0.6.18
[INFO] [stderr]   Downloaded serde_json v1.0.100
[INFO] [stderr]   Downloaded serde_derive v1.0.166
[INFO] [stderr]   Downloaded serde v1.0.166
[INFO] [stderr]   Downloaded syn v2.0.23
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 83e5143977e9f54ec16253f9844a0d1182352b60fc9d3b5aff6b84aabe46c842
[INFO] running `Command { std: "docker" "start" "-a" "83e5143977e9f54ec16253f9844a0d1182352b60fc9d3b5aff6b84aabe46c842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83e5143977e9f54ec16253f9844a0d1182352b60fc9d3b5aff6b84aabe46c842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83e5143977e9f54ec16253f9844a0d1182352b60fc9d3b5aff6b84aabe46c842", kill_on_drop: false }`
[INFO] [stdout] 83e5143977e9f54ec16253f9844a0d1182352b60fc9d3b5aff6b84aabe46c842
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b352dd6dfe5dcb06f6aab7a13427f6c558de73581de2fb5208c80c87845288ec
[INFO] running `Command { std: "docker" "start" "-a" "b352dd6dfe5dcb06f6aab7a13427f6c558de73581de2fb5208c80c87845288ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking itoa v1.0.8
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[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling serde v1.0.166
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling rustversion v1.0.13
[INFO] [stderr]    Compiling openssl v0.10.55
[INFO] [stderr]     Checking futures-sink v0.3.28
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[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]    Compiling serde_json v1.0.100
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[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking form_urlencoded v1.2.0
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[INFO] [stderr]    Compiling async-trait v0.1.71
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]    Compiling thiserror v1.0.42
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking ipnet v2.8.0
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]     Checking time-core v0.1.1
[INFO] [stderr]     Checking matchit v0.7.0
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling openssl-sys v0.9.90
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling axum v0.6.18
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.166
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.42
[INFO] [stderr]     Checking pin-project v1.1.2
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking h2 v0.3.20
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking time v0.3.22
[INFO] [stderr]     Checking serde_path_to_error v0.1.13
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.18
[INFO] [stderr]     Checking hacker-rs v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `comment`
[INFO] [stdout]   --> examples/with_simple_client.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let comment = client
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_comment`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 24.21s
[INFO] running `Command { std: "docker" "inspect" "b352dd6dfe5dcb06f6aab7a13427f6c558de73581de2fb5208c80c87845288ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b352dd6dfe5dcb06f6aab7a13427f6c558de73581de2fb5208c80c87845288ec", kill_on_drop: false }`
[INFO] [stdout] b352dd6dfe5dcb06f6aab7a13427f6c558de73581de2fb5208c80c87845288ec