[INFO] cloning repository https://github.com/bloodstalker/truebit_client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bloodstalker/truebit_client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbloodstalker%2Ftruebit_client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbloodstalker%2Ftruebit_client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f08ee206ff00d379bf6e1d25394c792f706c91ea
[INFO] testing bloodstalker/truebit_client against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbloodstalker%2Ftruebit_client" "/workspace/builds/worker-34/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bloodstalker/truebit_client on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bloodstalker/truebit_client
[INFO] finished tweaking git repo https://github.com/bloodstalker/truebit_client
[INFO] tweaked toml for git repo https://github.com/bloodstalker/truebit_client written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate git repo https://github.com/bloodstalker/truebit_client already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded byteorder v1.1.0
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[INFO] [stderr]   Downloaded arrayvec v0.3.24
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[INFO] [stderr]   Downloaded rustc_version v0.1.7
[INFO] [stderr]   Downloaded rand v0.3.18
[INFO] [stderr]   Downloaded unicode-xid v0.0.4
[INFO] [stderr]   Downloaded percent-encoding v1.0.1
[INFO] [stderr]   Downloaded rustc-hex v1.0.0
[INFO] [stderr]   Downloaded tokio-timer v0.1.2
[INFO] [stderr]   Downloaded futures-cpupool v0.1.7
[INFO] [stderr]   Downloaded redox_syscall v0.1.31
[INFO] [stderr]   Downloaded error-chain v0.11.0
[INFO] [stderr]   Downloaded nodrop v0.1.12
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[INFO] [stderr]   Downloaded mime v0.3.5
[INFO] [stderr]   Downloaded tokio-proto v0.1.1
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[INFO] [stderr]   Downloaded take v0.1.0
[INFO] [stderr]   Downloaded owning_ref v0.3.3
[INFO] [stderr]   Downloaded parking_lot_core v0.2.6
[INFO] [stderr]   Downloaded cfg-if v0.1.2
[INFO] [stderr]   Downloaded serde_derive_internals v0.17.0
[INFO] [stderr]   Downloaded num_cpus v1.7.0
[INFO] [stderr]   Downloaded tokio-service v0.1.0
[INFO] [stderr]   Downloaded quote v0.3.15
[INFO] [stderr]   Downloaded relay v0.1.0
[INFO] [stderr]   Downloaded lazycell v0.5.1
[INFO] [stderr]   Downloaded hyper v0.11.7
[INFO] [stderr]   Downloaded stable_deref_trait v1.0.0
[INFO] [stderr]   Downloaded winapi v0.2.8
[INFO] [stderr]   Downloaded parking_lot v0.4.8
[INFO] [stderr]   Downloaded odds v0.2.25
[INFO] [stderr]   Downloaded serde v1.0.20
[INFO] [stderr]   Downloaded smallvec v0.2.1
[INFO] [stderr]   Downloaded iovec v0.1.1
[INFO] [stderr]   Downloaded ws2_32-sys v0.2.1
[INFO] [stderr]   Downloaded syn v0.11.11
[INFO] [stderr]   Downloaded itoa v0.3.4
[INFO] [stderr]   Downloaded num-traits v0.1.40
[INFO] [stderr]   Downloaded slab v0.4.0
[INFO] [stderr]   Downloaded miow v0.2.1
[INFO] [stderr]   Downloaded slab v0.3.0
[INFO] [stderr]   Downloaded log v0.3.8
[INFO] [stderr]   Downloaded tokio-io v0.1.4
[INFO] [stderr]   Downloaded dtoa v0.4.2
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.2.0
[INFO] [stderr]   Downloaded tokio-uds v0.1.7
[INFO] [stderr]   Downloaded serde_derive v1.0.20
[INFO] [stderr]   Downloaded mio v0.6.11
[INFO] [stderr]   Downloaded scoped-tls v0.1.0
[INFO] [stderr]   Downloaded tokio-core v0.1.10
[INFO] [stderr]   Downloaded bytes v0.4.5
[INFO] [stderr]   Downloaded tiny-keccak v1.3.1
[INFO] [stderr]   Downloaded jsonrpc-core v7.1.1
[INFO] [stderr]   Downloaded web3 v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d62ccbaa4136862598e80c7fa50566a4b58241aa92ae4fa4ee6a1bee0e5caebf
[INFO] running `Command { std: "docker" "start" "-a" "d62ccbaa4136862598e80c7fa50566a4b58241aa92ae4fa4ee6a1bee0e5caebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d62ccbaa4136862598e80c7fa50566a4b58241aa92ae4fa4ee6a1bee0e5caebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d62ccbaa4136862598e80c7fa50566a4b58241aa92ae4fa4ee6a1bee0e5caebf", kill_on_drop: false }`
[INFO] [stdout] d62ccbaa4136862598e80c7fa50566a4b58241aa92ae4fa4ee6a1bee0e5caebf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8edf8d5ccda01e32abf390e33b702aad1881de8a6a0be6cdaf19fc29dfcfb301
[INFO] running `Command { std: "docker" "start" "-a" "8edf8d5ccda01e32abf390e33b702aad1881de8a6a0be6cdaf19fc29dfcfb301", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.33
[INFO] [stderr]    Compiling futures v0.1.17
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling byteorder v1.1.0
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling lazycell v0.5.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling scoped-tls v0.1.0
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling serde v1.0.20
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling smallvec v0.4.4
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling take v0.1.0
[INFO] [stderr]    Compiling smallvec v0.2.1
[INFO] [stderr]    Compiling stable_deref_trait v1.0.0
[INFO] [stderr]    Compiling odds v0.2.25
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v1.3.1
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling rustc-hex v1.0.0
[INFO] [stderr]    Compiling httparse v1.2.3
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling relay v0.1.0
[INFO] [stderr]    Compiling tokio-timer v0.1.2
[INFO] [stderr]    Compiling iovec v0.1.1
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling arrayvec v0.3.24
[INFO] [stderr]    Compiling bytes v0.4.5
[INFO] [stderr]    Compiling futures-cpupool v0.1.7
[INFO] [stderr]    Compiling mio v0.6.11
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling serde_json v1.0.6
[INFO] [stderr]    Compiling serde_derive_internals v0.17.0
[INFO] [stderr]    Compiling tokio-io v0.1.4
[INFO] [stderr]    Compiling unicase v2.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.2.6
[INFO] [stderr]    Compiling mio-uds v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling tokio-core v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.20
[INFO] [stderr]    Compiling mime v0.3.5
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling tokio-uds v0.1.7
[INFO] [stderr]    Compiling hyper v0.11.7
[INFO] [stderr]    Compiling jsonrpc-core v7.1.1
[INFO] [stderr]    Compiling ethabi v4.2.0
[INFO] [stderr]    Compiling web3 v0.1.0
[INFO] [stderr]    Compiling truebit_client v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Address`, `U256`
[INFO] [stdout]  --> src/main.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | use web3::types::{Address, U256};
[INFO] [stdout]   |                   ^^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.51s
[INFO] running `Command { std: "docker" "inspect" "8edf8d5ccda01e32abf390e33b702aad1881de8a6a0be6cdaf19fc29dfcfb301", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8edf8d5ccda01e32abf390e33b702aad1881de8a6a0be6cdaf19fc29dfcfb301", kill_on_drop: false }`
[INFO] [stdout] 8edf8d5ccda01e32abf390e33b702aad1881de8a6a0be6cdaf19fc29dfcfb301
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 159e586e80bfc046c8e8392f8494bdb96267aab5af8ca7d309edf7792cb04fbc
[INFO] running `Command { std: "docker" "start" "-a" "159e586e80bfc046c8e8392f8494bdb96267aab5af8ca7d309edf7792cb04fbc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling truebit_client v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Address`, `U256`
[INFO] [stdout]  --> src/main.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | use web3::types::{Address, U256};
[INFO] [stdout]   |                   ^^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `Command { std: "docker" "inspect" "159e586e80bfc046c8e8392f8494bdb96267aab5af8ca7d309edf7792cb04fbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "159e586e80bfc046c8e8392f8494bdb96267aab5af8ca7d309edf7792cb04fbc", kill_on_drop: false }`
[INFO] [stdout] 159e586e80bfc046c8e8392f8494bdb96267aab5af8ca7d309edf7792cb04fbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8e2e0f57914b0a304bec904c18db01742f13d02a0bab71d59732d787213de166
[INFO] running `Command { std: "docker" "start" "-a" "8e2e0f57914b0a304bec904c18db01742f13d02a0bab71d59732d787213de166", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Address`, `U256`
[INFO] [stderr]  --> src/main.rs:6:19
[INFO] [stderr]   |
[INFO] [stderr] 6 | use web3::types::{Address, U256};
[INFO] [stderr]   |                   ^^^^^^^  ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `truebit_client` (bin "truebit_client" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/truebit_client-d62c031d6d21851c)
[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" "8e2e0f57914b0a304bec904c18db01742f13d02a0bab71d59732d787213de166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e2e0f57914b0a304bec904c18db01742f13d02a0bab71d59732d787213de166", kill_on_drop: false }`
[INFO] [stdout] 8e2e0f57914b0a304bec904c18db01742f13d02a0bab71d59732d787213de166