[INFO] fetching crate generate_bitcoin_paper_wallet 0.1.0...
[INFO] testing generate_bitcoin_paper_wallet-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate generate_bitcoin_paper_wallet 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate generate_bitcoin_paper_wallet 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-4/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" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--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-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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65d62b5dd10424d39941ca5bf81cdc473a68459cab0bb0c1eaaa8fe03110e7b9
[INFO] running `Command { std: "docker" "start" "-a" "65d62b5dd10424d39941ca5bf81cdc473a68459cab0bb0c1eaaa8fe03110e7b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65d62b5dd10424d39941ca5bf81cdc473a68459cab0bb0c1eaaa8fe03110e7b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65d62b5dd10424d39941ca5bf81cdc473a68459cab0bb0c1eaaa8fe03110e7b9", kill_on_drop: false }`
[INFO] [stdout] 65d62b5dd10424d39941ca5bf81cdc473a68459cab0bb0c1eaaa8fe03110e7b9
[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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f069e892eb09e19df1be4358ca0a424d6f2eb73c9d3fd8a727ebf4ce7d75325
[INFO] running `Command { std: "docker" "start" "-a" "0f069e892eb09e19df1be4358ca0a424d6f2eb73c9d3fd8a727ebf4ce7d75325", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling bech32 v0.7.2
[INFO] [stderr]    Compiling bitcoin_hashes v0.7.6
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling secp256k1 v0.17.2
[INFO] [stderr]    Compiling bitcoin v0.23.0
[INFO] [stderr]    Compiling generate_bitcoin_paper_wallet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.10s
[INFO] running `Command { std: "docker" "inspect" "0f069e892eb09e19df1be4358ca0a424d6f2eb73c9d3fd8a727ebf4ce7d75325", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f069e892eb09e19df1be4358ca0a424d6f2eb73c9d3fd8a727ebf4ce7d75325", kill_on_drop: false }`
[INFO] [stdout] 0f069e892eb09e19df1be4358ca0a424d6f2eb73c9d3fd8a727ebf4ce7d75325
[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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6d78d4cddad849d346c82be56ff4e0d34a4cba1f1fb687658d9fcd0eebed394
[INFO] running `Command { std: "docker" "start" "-a" "c6d78d4cddad849d346c82be56ff4e0d34a4cba1f1fb687658d9fcd0eebed394", kill_on_drop: false }`
[INFO] [stderr]    Compiling generate_bitcoin_paper_wallet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "c6d78d4cddad849d346c82be56ff4e0d34a4cba1f1fb687658d9fcd0eebed394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6d78d4cddad849d346c82be56ff4e0d34a4cba1f1fb687658d9fcd0eebed394", kill_on_drop: false }`
[INFO] [stdout] c6d78d4cddad849d346c82be56ff4e0d34a4cba1f1fb687658d9fcd0eebed394
[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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 310bc3052b2f461b80452829c80a0d0179d2edb16bdbdb29188da1732d81bc76
[INFO] running `Command { std: "docker" "start" "-a" "310bc3052b2f461b80452829c80a0d0179d2edb16bdbdb29188da1732d81bc76", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/generate_bitcoin_paper_wallet-5f0be36f3342aa22)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test private_key::tests::displays_in_wif_format ... ok
[INFO] [stdout] test address::tests::generates_a_public_key ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/generate_bitcoin_paper_wallet-cfcc5ae98ca980e2)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests generate_bitcoin_paper_wallet
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/private_key.rs - private_key::PrivateKey::new (line 39) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.85s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "310bc3052b2f461b80452829c80a0d0179d2edb16bdbdb29188da1732d81bc76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "310bc3052b2f461b80452829c80a0d0179d2edb16bdbdb29188da1732d81bc76", kill_on_drop: false }`
[INFO] [stdout] 310bc3052b2f461b80452829c80a0d0179d2edb16bdbdb29188da1732d81bc76