[INFO] fetching crate generate_bitcoin_paper_wallet 0.1.0...
[INFO] checking generate_bitcoin_paper_wallet-0.1.0 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate generate_bitcoin_paper_wallet 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate generate_bitcoin_paper_wallet 0.1.0 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate generate_bitcoin_paper_wallet 0.1.0
[INFO] finished tweaking crates.io crate generate_bitcoin_paper_wallet 0.1.0
[INFO] tweaked toml for crates.io crate generate_bitcoin_paper_wallet 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate generate_bitcoin_paper_wallet 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33778d3f09f315197cd34eea8dca3ee44b9a55e0a93cd34258b1e654a7aefc2c
[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" "33778d3f09f315197cd34eea8dca3ee44b9a55e0a93cd34258b1e654a7aefc2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33778d3f09f315197cd34eea8dca3ee44b9a55e0a93cd34258b1e654a7aefc2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33778d3f09f315197cd34eea8dca3ee44b9a55e0a93cd34258b1e654a7aefc2c", kill_on_drop: false }`
[INFO] [stdout] 33778d3f09f315197cd34eea8dca3ee44b9a55e0a93cd34258b1e654a7aefc2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b65e9b18c23c6c307e0b3cf23824d2cd70ba4d997b81680367818b78eb028b5c
[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" "b65e9b18c23c6c307e0b3cf23824d2cd70ba4d997b81680367818b78eb028b5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking bitcoin_hashes v0.7.6
[INFO] [stderr]     Checking bech32 v0.7.2
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking secp256k1 v0.17.2
[INFO] [stderr]     Checking bitcoin v0.23.0
[INFO] [stderr]     Checking generate_bitcoin_paper_wallet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.52s
[INFO] running `Command { std: "docker" "inspect" "b65e9b18c23c6c307e0b3cf23824d2cd70ba4d997b81680367818b78eb028b5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b65e9b18c23c6c307e0b3cf23824d2cd70ba4d997b81680367818b78eb028b5c", kill_on_drop: false }`
[INFO] [stdout] b65e9b18c23c6c307e0b3cf23824d2cd70ba4d997b81680367818b78eb028b5c