[INFO] fetching crate printnanny-api-client 0.16.4...
[INFO] checking printnanny-api-client-0.16.4 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate printnanny-api-client 0.16.4 into /workspace/builds/worker-88/source
[INFO] validating manifest of crates.io crate printnanny-api-client 0.16.4 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate printnanny-api-client 0.16.4
[INFO] finished tweaking crates.io crate printnanny-api-client 0.16.4
[INFO] tweaked toml for crates.io crate printnanny-api-client 0.16.4 written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee78611b320d71e11ca8ac4efd8831f8a02ea7f1c66c5773380f91f8b350482d
[INFO] running `Command { std: "docker" "start" "-a" "ee78611b320d71e11ca8ac4efd8831f8a02ea7f1c66c5773380f91f8b350482d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee78611b320d71e11ca8ac4efd8831f8a02ea7f1c66c5773380f91f8b350482d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee78611b320d71e11ca8ac4efd8831f8a02ea7f1c66c5773380f91f8b350482d", kill_on_drop: false }`
[INFO] [stdout] ee78611b320d71e11ca8ac4efd8831f8a02ea7f1c66c5773380f91f8b350482d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3f6adda35350ec3cef9683fa80b0ec40aea04489b6c16848ce1289a904f6d10
[INFO] running `Command { std: "docker" "start" "-a" "d3f6adda35350ec3cef9683fa80b0ec40aea04489b6c16848ce1289a904f6d10", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]     Checking itoa v0.4.8
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[INFO] [stderr]    Compiling futures-task v0.3.18
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling futures-util v0.3.18
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]     Checking futures-sink v0.3.18
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling futures-channel v0.3.18
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking percent-encoding v2.1.0
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[INFO] [stderr]    Compiling syn v1.0.82
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[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling encoding_rs v0.8.29
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling openssl-sys v0.9.71
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
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[INFO] [stderr]     Checking tokio-native-tls v0.3.0
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[INFO] [stderr]     Checking hyper v0.14.15
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.6
[INFO] [stderr]     Checking printnanny-api-client v0.16.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/apis/remote_control_api.rs:340:91
[INFO] [stdout]     |
[INFO] [stdout] 340 | ...on::Configuration, name: &str, file: std::path::PathBuf, file_hash: &str, octoprint_device: &str) -> Result<crate::models::GcodeFile, ...
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/apis/remote_control_api.rs:409:117
[INFO] [stdout]     |
[INFO] [stdout] 409 | ... id: &str, name: Option<&str>, file: Option<std::path::PathBuf>, file_hash: Option<&str>, octoprint_device: Option<&str>) -> Result<cr...
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/apis/remote_control_api.rs:481:101
[INFO] [stdout]     |
[INFO] [stdout] 481 | ...uration, id: &str, name: &str, file: std::path::PathBuf, file_hash: &str, octoprint_device: &str) -> Result<crate::models::GcodeFile, ...
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/apis/remote_control_api.rs:517:101
[INFO] [stdout]     |
[INFO] [stdout] 517 | ...on::Configuration, name: &str, file: std::path::PathBuf, file_hash: &str, octoprint_device: &str) -> Result<crate::models::GcodeFile, ...
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/apis/remote_control_api.rs:340:91
[INFO] [stdout]     |
[INFO] [stdout] 340 | ...on::Configuration, name: &str, file: std::path::PathBuf, file_hash: &str, octoprint_device: &str) -> Result<crate::models::GcodeFile, ...
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/apis/remote_control_api.rs:409:117
[INFO] [stdout]     |
[INFO] [stdout] 409 | ... id: &str, name: Option<&str>, file: Option<std::path::PathBuf>, file_hash: Option<&str>, octoprint_device: Option<&str>) -> Result<cr...
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/apis/remote_control_api.rs:481:101
[INFO] [stdout]     |
[INFO] [stdout] 481 | ...uration, id: &str, name: &str, file: std::path::PathBuf, file_hash: &str, octoprint_device: &str) -> Result<crate::models::GcodeFile, ...
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/apis/remote_control_api.rs:517:101
[INFO] [stdout]     |
[INFO] [stdout] 517 | ...on::Configuration, name: &str, file: std::path::PathBuf, file_hash: &str, octoprint_device: &str) -> Result<crate::models::GcodeFile, ...
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.21s
[INFO] running `Command { std: "docker" "inspect" "d3f6adda35350ec3cef9683fa80b0ec40aea04489b6c16848ce1289a904f6d10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3f6adda35350ec3cef9683fa80b0ec40aea04489b6c16848ce1289a904f6d10", kill_on_drop: false }`
[INFO] [stdout] d3f6adda35350ec3cef9683fa80b0ec40aea04489b6c16848ce1289a904f6d10