[INFO] fetching crate cargo-flash 0.11.0...
[INFO] checking cargo-flash-0.11.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate cargo-flash 0.11.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cargo-flash 0.11.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-flash 0.11.0
[INFO] finished tweaking crates.io crate cargo-flash 0.11.0
[INFO] tweaked toml for crates.io crate cargo-flash 0.11.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate cargo-flash 0.11.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d37fc1d8df5683070fb63f1dc31c5ad0e097b4b97eb5c3c7c326403b39e5c801
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d37fc1d8df5683070fb63f1dc31c5ad0e097b4b97eb5c3c7c326403b39e5c801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d37fc1d8df5683070fb63f1dc31c5ad0e097b4b97eb5c3c7c326403b39e5c801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d37fc1d8df5683070fb63f1dc31c5ad0e097b4b97eb5c3c7c326403b39e5c801", kill_on_drop: false }`
[INFO] [stdout] d37fc1d8df5683070fb63f1dc31c5ad0e097b4b97eb5c3c7c326403b39e5c801
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50269e41b14b735381f4a664c21ba01f4c3d214dc12d290cb96f4e67a9d14028
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "50269e41b14b735381f4a664c21ba01f4c3d214dc12d290cb96f4e67a9d14028", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling rusb v0.8.0
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling camino v1.0.4
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking svg v0.9.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking ihex v3.0.0
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking thousands v0.2.0
[INFO] [stderr]     Checking scroll v0.10.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking indicatif v0.16.0
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libusb1-sys v0.5.0
[INFO] [stderr]    Compiling hidapi v1.2.6
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking jaylink v0.2.0
[INFO] [stderr]     Checking simplelog v0.10.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling enum-primitive-derive v0.2.1
[INFO] [stderr]    Compiling git-version-macro v0.3.4
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking git-version v0.3.4
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking jep106 v0.2.5
[INFO] [stderr]     Checking cargo-platform v0.1.1
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking probe-rs-target v0.11.0
[INFO] [stderr]     Checking cargo_metadata v0.13.1
[INFO] [stderr]     Checking cargo_toml v0.9.1
[INFO] [stderr]    Compiling probe-rs v0.11.0
[INFO] [stderr]     Checking probe-rs-cli-util v0.11.0
[INFO] [stderr]     Checking cargo-flash v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `cargo_options`
[INFO] [stdout]    --> src/main.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 125 |     cargo_options: CargoOptions,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bin`
[INFO] [stdout]    --> src/main.rs:131:5
[INFO] [stdout]     |
[INFO] [stdout] 131 |     bin: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `example`
[INFO] [stdout]    --> src/main.rs:133:5
[INFO] [stdout]     |
[INFO] [stdout] 133 |     example: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `package`
[INFO] [stdout]    --> src/main.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     package: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `release`
[INFO] [stdout]    --> src/main.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 137 |     release: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `target`
[INFO] [stdout]    --> src/main.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 139 |     target: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `manifest_path`
[INFO] [stdout]    --> src/main.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     manifest_path: Option<PathBuf>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `no_default_features`
[INFO] [stdout]    --> src/main.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     no_default_features: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `all_features`
[INFO] [stdout]    --> src/main.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     all_features: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `features`
[INFO] [stdout]    --> src/main.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 152 |     features: Vec<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cargo_options`
[INFO] [stdout]    --> src/main.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 125 |     cargo_options: CargoOptions,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bin`
[INFO] [stdout]    --> src/main.rs:131:5
[INFO] [stdout]     |
[INFO] [stdout] 131 |     bin: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `example`
[INFO] [stdout]    --> src/main.rs:133:5
[INFO] [stdout]     |
[INFO] [stdout] 133 |     example: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `package`
[INFO] [stdout]    --> src/main.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     package: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `release`
[INFO] [stdout]    --> src/main.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 137 |     release: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `target`
[INFO] [stdout]    --> src/main.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 139 |     target: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `manifest_path`
[INFO] [stdout]    --> src/main.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     manifest_path: Option<PathBuf>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `no_default_features`
[INFO] [stdout]    --> src/main.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     no_default_features: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `all_features`
[INFO] [stdout]    --> src/main.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     all_features: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `features`
[INFO] [stdout]    --> src/main.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 152 |     features: Vec<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `Command { std: "docker" "inspect" "50269e41b14b735381f4a664c21ba01f4c3d214dc12d290cb96f4e67a9d14028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50269e41b14b735381f4a664c21ba01f4c3d214dc12d290cb96f4e67a9d14028", kill_on_drop: false }`
[INFO] [stdout] 50269e41b14b735381f4a664c21ba01f4c3d214dc12d290cb96f4e67a9d14028