[INFO] fetching crate stlink 0.1.0...
[INFO] checking stlink-0.1.0 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate stlink 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate stlink 0.1.0 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stlink 0.1.0
[INFO] finished tweaking crates.io crate stlink 0.1.0
[INFO] tweaked toml for crates.io crate stlink 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "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" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 652cb83ebebf8fb5637c1893c00337a4ef9c32fffffc2d38f6017810e600d89f
[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" "652cb83ebebf8fb5637c1893c00337a4ef9c32fffffc2d38f6017810e600d89f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "652cb83ebebf8fb5637c1893c00337a4ef9c32fffffc2d38f6017810e600d89f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "652cb83ebebf8fb5637c1893c00337a4ef9c32fffffc2d38f6017810e600d89f", kill_on_drop: false }`
[INFO] [stdout] 652cb83ebebf8fb5637c1893c00337a4ef9c32fffffc2d38f6017810e600d89f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5242e09ba1d15818ac7aa5f9545196edcc8220ff36411b3829b2b2fa7430c10
[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" "a5242e09ba1d15818ac7aa5f9545196edcc8220ff36411b3829b2b2fa7430c10", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking parity-wasm v0.40.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking query_interface v0.3.5
[INFO] [stderr]     Checking ihex v1.1.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking hexdump v0.1.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling tar v0.4.33
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling capstone-sys v0.10.0
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]     Checking goblin v0.0.24
[INFO] [stderr]    Compiling enum-primitive-derive v0.1.2
[INFO] [stderr]    Compiling libusb1-sys v0.3.7
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking rusb v0.5.5
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]     Checking rental v0.5.5
[INFO] [stderr]     Checking jep106 v0.2.5
[INFO] [stderr]     Checking coresight v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking arm-memory v0.1.0
[INFO] [stderr]    Compiling target-lexicon v0.8.1
[INFO] [stderr]     Checking object v0.14.1
[INFO] [stderr]     Checking capstone v0.6.0
[INFO] [stderr]     Checking debug-probe v0.1.0
[INFO] [stderr]     Checking stlink v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `protocol`
[INFO] [stdout]   --> src/stlink.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     protocol: WireProtocol,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `protocol`
[INFO] [stdout]   --> src/stlink.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     protocol: WireProtocol,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "a5242e09ba1d15818ac7aa5f9545196edcc8220ff36411b3829b2b2fa7430c10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5242e09ba1d15818ac7aa5f9545196edcc8220ff36411b3829b2b2fa7430c10", kill_on_drop: false }`
[INFO] [stdout] a5242e09ba1d15818ac7aa5f9545196edcc8220ff36411b3829b2b2fa7430c10