[INFO] cloning repository https://github.com/AtsukiTak/btc-observer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AtsukiTak/btc-observer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtsukiTak%2Fbtc-observer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtsukiTak%2Fbtc-observer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 185fc3168acdfcdd8d6bba468c249138335af9cd
[INFO] testing AtsukiTak/btc-observer against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtsukiTak%2Fbtc-observer" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AtsukiTak/btc-observer on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AtsukiTak/btc-observer
[INFO] finished tweaking git repo https://github.com/AtsukiTak/btc-observer
[INFO] tweaked toml for git repo https://github.com/AtsukiTak/btc-observer written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/AtsukiTak/btc-observer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_test v1.0.98
[INFO] [stderr]   Downloaded bitcoincore-rpc v0.7.0
[INFO] [stderr]   Downloaded safemem v0.3.1
[INFO] [stderr]   Downloaded bitcoincore-rpc-json v0.7.0
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d01f9449bd5875ccc0cb427ef2ff27a75bb9246e5f83b3d237ceecebd3de5fd4
[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" "d01f9449bd5875ccc0cb427ef2ff27a75bb9246e5f83b3d237ceecebd3de5fd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d01f9449bd5875ccc0cb427ef2ff27a75bb9246e5f83b3d237ceecebd3de5fd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d01f9449bd5875ccc0cb427ef2ff27a75bb9246e5f83b3d237ceecebd3de5fd4", kill_on_drop: false }`
[INFO] [stdout] d01f9449bd5875ccc0cb427ef2ff27a75bb9246e5f83b3d237ceecebd3de5fd4
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", 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] d5e58dc9650aeeecd2403f5f11cfe879d86d8f7de55e5bec7ed005cb15302106
[INFO] running `Command { std: "docker" "start" "-a" "d5e58dc9650aeeecd2403f5f11cfe879d86d8f7de55e5bec7ed005cb15302106", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling cc v1.0.26
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling safemem v0.3.1
[INFO] [stderr]    Compiling bech32 v0.6.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling bitcoin-bech32 v0.9.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling secp256k1 v0.12.2
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling serde_test v1.0.98
[INFO] [stderr]    Compiling bitcoin_hashes v0.3.2
[INFO] [stderr]    Compiling strason v0.4.0
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling bitcoin-amount v0.1.4
[INFO] [stderr]    Compiling jsonrpc v0.11.0
[INFO] [stderr]    Compiling bitcoin v0.18.0
[INFO] [stderr]    Compiling bitcoincore-rpc-json v0.7.0
[INFO] [stderr]    Compiling bitcoincore-rpc v0.7.0
[INFO] [stderr]    Compiling chain-observer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.27s
[INFO] running `Command { std: "docker" "inspect" "d5e58dc9650aeeecd2403f5f11cfe879d86d8f7de55e5bec7ed005cb15302106", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5e58dc9650aeeecd2403f5f11cfe879d86d8f7de55e5bec7ed005cb15302106", kill_on_drop: false }`
[INFO] [stdout] d5e58dc9650aeeecd2403f5f11cfe879d86d8f7de55e5bec7ed005cb15302106
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e287fa7cd272a2289e150946da5931854a4e5f9aef1219dcc617546129052fc9
[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" "e287fa7cd272a2289e150946da5931854a4e5f9aef1219dcc617546129052fc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling chain-observer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "e287fa7cd272a2289e150946da5931854a4e5f9aef1219dcc617546129052fc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e287fa7cd272a2289e150946da5931854a4e5f9aef1219dcc617546129052fc9", kill_on_drop: false }`
[INFO] [stdout] e287fa7cd272a2289e150946da5931854a4e5f9aef1219dcc617546129052fc9
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] da52465ede5c70b1e6d28dfff33488d139e717968222ce93cdcef025da28dca9
[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" "da52465ede5c70b1e6d28dfff33488d139e717968222ce93cdcef025da28dca9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chain_observer-702b7c8d66356635)
[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] running `Command { std: "docker" "inspect" "da52465ede5c70b1e6d28dfff33488d139e717968222ce93cdcef025da28dca9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da52465ede5c70b1e6d28dfff33488d139e717968222ce93cdcef025da28dca9", kill_on_drop: false }`
[INFO] [stdout] da52465ede5c70b1e6d28dfff33488d139e717968222ce93cdcef025da28dca9