[INFO] fetching crate daplink 0.1.0...
[INFO] checking daplink-0.1.0 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate daplink 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate daplink 0.1.0 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arrayvec v0.3.25
[INFO] [stderr]   Downloaded hexdump v0.1.0
[INFO] [stderr]   Downloaded crc v1.8.1
[INFO] [stderr]   Downloaded goblin v0.0.24
[INFO] [stderr]   Downloaded odds v0.2.26
[INFO] [stderr]   Downloaded coresight v0.1.0
[INFO] [stderr]   Downloaded ihex v1.1.2
[INFO] [stderr]   Downloaded query_interface v0.3.5
[INFO] [stderr]   Downloaded scroll v0.9.2
[INFO] [stderr]   Downloaded rental v0.5.5
[INFO] [stderr]   Downloaded rental-impl v0.5.5
[INFO] [stderr]   Downloaded derivative v1.0.4
[INFO] [stderr]   Downloaded enum-primitive-derive v0.1.2
[INFO] [stderr]   Downloaded plain v0.2.3
[INFO] [stderr]   Downloaded object v0.14.1
[INFO] [stderr]   Downloaded capstone v0.6.0
[INFO] [stderr]   Downloaded parity-wasm v0.40.3
[INFO] [stderr]   Downloaded build_const v0.2.1
[INFO] [stderr]   Downloaded arm-memory v0.1.0
[INFO] [stderr]   Downloaded target-lexicon v0.8.1
[INFO] [stderr]   Downloaded scroll_derive v0.9.5
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded itertools v0.4.19
[INFO] [stderr]   Downloaded hidapi v0.5.2
[INFO] [stderr]   Downloaded capstone-sys v0.10.0
[INFO] [stderr]   Downloaded uuid v0.7.4
[INFO] [stderr]   Downloaded debug-probe v0.1.0
[INFO] [stderr]   Downloaded jep106 v0.2.4
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f16890a05ca820466c345e381dc6d742477ea57815c5e85be13a1caee33ca84
[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" "2f16890a05ca820466c345e381dc6d742477ea57815c5e85be13a1caee33ca84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f16890a05ca820466c345e381dc6d742477ea57815c5e85be13a1caee33ca84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f16890a05ca820466c345e381dc6d742477ea57815c5e85be13a1caee33ca84", kill_on_drop: false }`
[INFO] [stdout] 2f16890a05ca820466c345e381dc6d742477ea57815c5e85be13a1caee33ca84
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3ea634e88c3abc377de320e85733fb3b3e8a2b9f0a03bde7d75d9d99c794c94
[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" "d3ea634e88c3abc377de320e85733fb3b3e8a2b9f0a03bde7d75d9d99c794c94", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking itertools v0.4.19
[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 ihex v1.1.2
[INFO] [stderr]     Checking query_interface v0.3.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling capstone-sys v0.10.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling hidapi v0.5.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking arrayvec v0.3.25
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking num-iter v0.1.42
[INFO] [stderr]     Checking hexdump v0.1.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling enum-primitive-derive v0.1.2
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]     Checking goblin v0.0.24
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling serde v1.0.117
[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 v1.0.59
[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 1m 54s
[INFO] running `Command { std: "docker" "inspect" "d3ea634e88c3abc377de320e85733fb3b3e8a2b9f0a03bde7d75d9d99c794c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3ea634e88c3abc377de320e85733fb3b3e8a2b9f0a03bde7d75d9d99c794c94", kill_on_drop: false }`
[INFO] [stdout] d3ea634e88c3abc377de320e85733fb3b3e8a2b9f0a03bde7d75d9d99c794c94