[INFO] fetching crate printnanny-gst-config 0.2.0...
[INFO] checking printnanny-gst-config-0.2.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate printnanny-gst-config 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate printnanny-gst-config 0.2.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate printnanny-gst-config 0.2.0
[INFO] finished tweaking crates.io crate printnanny-gst-config 0.2.0
[INFO] tweaked toml for crates.io crate printnanny-gst-config 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 308 packages
[INFO] [stderr]       Adding arrayvec v0.5.2 (latest: v0.7.4)
[INFO] [stderr]       Adding async-io v1.13.0 (latest: v2.3.2)
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[INFO] [stderr]       Adding config v0.11.0 (latest: v0.14.0)
[INFO] [stderr]       Adding console v0.14.1 (latest: v0.15.8)
[INFO] [stderr]       Adding darling v0.13.4 (latest: v0.20.8)
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[INFO] [stderr]       Adding pem v0.8.3 (latest: v3.0.3)
[INFO] [stderr]       Adding polling v2.8.0 (latest: v3.6.0)
[INFO] [stderr]       Adding printnanny-api-client v0.113.0 (latest: v0.135.1)
[INFO] [stderr]       Adding printnanny-services v0.29.4 (latest: v0.33.1)
[INFO] [stderr]       Adding procfs v0.12.0 (latest: v0.16.0)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
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[INFO] [stderr]       Adding winreg v0.50.0 (latest: v0.52.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uncased v0.9.10
[INFO] [stderr]   Downloaded figment v0.10.15
[INFO] [stderr]   Downloaded procfs v0.12.0
[INFO] [stderr]   Downloaded dialoguer v0.8.0
[INFO] [stderr]   Downloaded atomic v0.6.0
[INFO] [stderr]   Downloaded pear_codegen v0.2.9
[INFO] [stderr]   Downloaded yansi v1.0.1
[INFO] [stderr]   Downloaded pear v0.2.9
[INFO] [stderr]   Downloaded sysinfo v0.26.9
[INFO] [stderr]   Downloaded file-lock v2.1.11
[INFO] [stderr]   Downloaded printnanny-services v0.29.4
[INFO] [stderr]   Downloaded printnanny-api-client v0.113.0
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f492661c593c2d810b30fb2dc40884dc3d9a074ea2ac7b8be9ea136bcc94b7d
[INFO] running `Command { std: "docker" "start" "-a" "7f492661c593c2d810b30fb2dc40884dc3d9a074ea2ac7b8be9ea136bcc94b7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f492661c593c2d810b30fb2dc40884dc3d9a074ea2ac7b8be9ea136bcc94b7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f492661c593c2d810b30fb2dc40884dc3d9a074ea2ac7b8be9ea136bcc94b7d", kill_on_drop: false }`
[INFO] [stdout] 7f492661c593c2d810b30fb2dc40884dc3d9a074ea2ac7b8be9ea136bcc94b7d
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d478e05cfb8090f93ae90e4631676c0298a8badebc5904e822dc2081232ea8d
[INFO] running `Command { std: "docker" "start" "-a" "5d478e05cfb8090f93ae90e4631676c0298a8badebc5904e822dc2081232ea8d", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking openssl-sys v0.9.102
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking miniz_oxide v0.7.2
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[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
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[INFO] [stderr]     Checking aho-corasick v1.1.3
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[INFO] [stderr]     Checking futures-lite v2.3.0
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[INFO] [stderr]    Compiling nom v5.1.3
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[INFO] [stderr]     Checking num-integer v0.1.46
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[INFO] [stderr]    Compiling clap_derive v3.2.25
[INFO] [stderr]    Compiling pear_codegen v0.2.9
[INFO] [stderr]     Checking terminal_size v0.2.6
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking textwrap v0.16.1
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[INFO] [stderr]     Checking object v0.32.2
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[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling file-lock v2.1.11
[INFO] [stderr]    Compiling sys-info v0.9.1
[INFO] [stderr]    Compiling figment v0.10.15
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking inlinable_string v0.1.15
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[INFO] [stderr]    Compiling educe v0.4.23
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[INFO] [stderr]     Checking h2 v0.3.26
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[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking warp v0.3.6
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking printnanny-api-client v0.113.0
[INFO] [stderr]     Checking printnanny-services v0.29.4
[INFO] [stderr]     Checking printnanny-gst-config v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::prelude`
[INFO] [stdout]  --> src/config.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude`
[INFO] [stdout]  --> src/config.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::prelude::*;
[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 26.78s
[INFO] running `Command { std: "docker" "inspect" "5d478e05cfb8090f93ae90e4631676c0298a8badebc5904e822dc2081232ea8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d478e05cfb8090f93ae90e4631676c0298a8badebc5904e822dc2081232ea8d", kill_on_drop: false }`
[INFO] [stdout] 5d478e05cfb8090f93ae90e4631676c0298a8badebc5904e822dc2081232ea8d