[INFO] fetching crate daplink 0.1.0...
[INFO] checking daplink-0.1.0 against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] extracting crate daplink 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate daplink 0.1.0 on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate daplink 0.1.0
[INFO] finished tweaking crates.io crate daplink 0.1.0
[INFO] tweaked toml for crates.io crate daplink 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d64115419f5d2938d23978c38b48c0b65d46e1a6225b8864cc1a485515a9b3a8
[INFO] running `Command { std: "docker" "start" "-a" "d64115419f5d2938d23978c38b48c0b65d46e1a6225b8864cc1a485515a9b3a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d64115419f5d2938d23978c38b48c0b65d46e1a6225b8864cc1a485515a9b3a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d64115419f5d2938d23978c38b48c0b65d46e1a6225b8864cc1a485515a9b3a8", kill_on_drop: false }`
[INFO] [stdout] d64115419f5d2938d23978c38b48c0b65d46e1a6225b8864cc1a485515a9b3a8
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8958c599b879aaf0a3e18dc41bf486019d9fdc7bcbb568bdc391ed2a48f628f
[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" "d8958c599b879aaf0a3e18dc41bf486019d9fdc7bcbb568bdc391ed2a48f628f", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling capstone-sys v0.10.0
[INFO] [stderr]    Compiling hidapi v0.5.2
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking flate2 v1.0.18
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling enum-primitive-derive v0.1.2
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.51
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking goblin v0.0.24
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking rental v0.5.5
[INFO] [stderr]     Checking capstone v0.6.0
[INFO] [stderr]     Checking jep106 v0.2.4
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]     Checking coresight v0.1.0
[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 debug-probe v0.1.0
[INFO] [stderr]     Checking daplink v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `NotEnoughSpace`
[INFO] [stdout]   --> src/commands/mod.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     NotEnoughSpace,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `USB`
[INFO] [stdout]   --> src/commands/mod.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     USB,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotEnoughSpace`
[INFO] [stdout]   --> src/commands/mod.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     NotEnoughSpace,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `USB`
[INFO] [stdout]   --> src/commands/mod.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     USB,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 22s
[INFO] running `Command { std: "docker" "inspect" "d8958c599b879aaf0a3e18dc41bf486019d9fdc7bcbb568bdc391ed2a48f628f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8958c599b879aaf0a3e18dc41bf486019d9fdc7bcbb568bdc391ed2a48f628f", kill_on_drop: false }`
[INFO] [stdout] d8958c599b879aaf0a3e18dc41bf486019d9fdc7bcbb568bdc391ed2a48f628f