[INFO] cloning repository https://github.com/DenisKolodin/parity-workshop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DenisKolodin/parity-workshop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDenisKolodin%2Fparity-workshop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDenisKolodin%2Fparity-workshop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f1088de3ed24d2e955103e73855319bcdaca336
[INFO] testing DenisKolodin/parity-workshop against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDenisKolodin%2Fparity-workshop" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DenisKolodin/parity-workshop on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DenisKolodin/parity-workshop
[INFO] finished tweaking git repo https://github.com/DenisKolodin/parity-workshop
[INFO] tweaked toml for git repo https://github.com/DenisKolodin/parity-workshop written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/DenisKolodin/parity-workshop already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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 mio-uds v0.6.4
[INFO] [stderr]   Downloaded parking_lot v0.4.8
[INFO] [stderr]   Downloaded tokio-uds v0.1.5
[INFO] [stderr]   Downloaded jsonrpc-core v7.1.1
[INFO] [stderr]   Downloaded clap v2.26.2
[INFO] [stderr]   Downloaded rustc-hex v1.0.0
[INFO] [stderr]   Downloaded mime v0.3.4
[INFO] [stderr]   Downloaded serde_json v1.0.3
[INFO] [stderr]   Downloaded arrayvec v0.3.23
[INFO] [stderr]   Downloaded tokio-io v0.1.3
[INFO] [stderr]   Downloaded parking_lot_core v0.2.6
[INFO] [stderr]   Downloaded futures-cpupool v0.1.6
[INFO] [stderr]   Downloaded ethabi v4.0.0
[INFO] [stderr]   Downloaded tiny-keccak v1.3.1
[INFO] [stderr]   Downloaded odds v0.2.25
[INFO] [stderr]   Downloaded hyper v0.11.4
[INFO] [stderr]   Downloaded tokio-core v0.1.9
[INFO] [stderr]   Downloaded nodrop v0.1.9
[INFO] [stderr]   Downloaded futures v0.1.16
[INFO] [stderr]   Downloaded textwrap v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] a95658caff2a6fe5a03f83d02c37c292600df7b6baa9775794957a94209f4211
[INFO] running `Command { std: "docker" "start" "-a" "a95658caff2a6fe5a03f83d02c37c292600df7b6baa9775794957a94209f4211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a95658caff2a6fe5a03f83d02c37c292600df7b6baa9775794957a94209f4211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a95658caff2a6fe5a03f83d02c37c292600df7b6baa9775794957a94209f4211", kill_on_drop: false }`
[INFO] [stdout] a95658caff2a6fe5a03f83d02c37c292600df7b6baa9775794957a94209f4211
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2fa5c59d4041aeb8fffcab24e979f0c170057da3bc4e855d29ba88b2757180e
[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" "f2fa5c59d4041aeb8fffcab24e979f0c170057da3bc4e855d29ba88b2757180e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.31
[INFO] [stderr]    Compiling futures v0.1.16
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling byteorder v1.1.0
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling lazycell v0.5.1
[INFO] [stderr]    Compiling scoped-tls v0.1.0
[INFO] [stderr]    Compiling lazy_static v0.2.9
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling serde v1.0.15
[INFO] [stderr]    Compiling smallvec v0.4.4
[INFO] [stderr]    Compiling odds v0.2.25
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling stable_deref_trait v1.0.0
[INFO] [stderr]    Compiling tiny-keccak v1.3.1
[INFO] [stderr]    Compiling httparse v1.2.3
[INFO] [stderr]    Compiling percent-encoding v1.0.0
[INFO] [stderr]    Compiling rustc-hex v1.0.0
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling nodrop v0.1.9
[INFO] [stderr]    Compiling iovec v0.1.0
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling serde_derive_internals v0.16.0
[INFO] [stderr]    Compiling arrayvec v0.3.23
[INFO] [stderr]    Compiling bytes v0.4.5
[INFO] [stderr]    Compiling textwrap v0.8.0
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling mio v0.6.10
[INFO] [stderr]    Compiling parking_lot_core v0.2.6
[INFO] [stderr]    Compiling unicase v2.0.0
[INFO] [stderr]    Compiling clap v2.26.2
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling mio-uds v0.6.4
[INFO] [stderr]    Compiling tokio-io v0.1.3
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling relay v0.1.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.6
[INFO] [stderr]    Compiling tokio-timer v0.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.15
[INFO] [stderr]    Compiling tokio-core v0.1.9
[INFO] [stderr]    Compiling mime v0.3.4
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling tokio-uds v0.1.5
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling pretty_env_logger v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.3
[INFO] [stderr]    Compiling hyper v0.11.4
[INFO] [stderr]    Compiling ethabi v4.0.0
[INFO] [stderr]    Compiling jsonrpc-core v7.1.1
[INFO] [stderr]    Compiling web3 v0.1.0 (https://github.com/tomusdrw/rust-web3#f6771b0b)
[INFO] [stderr]    Compiling task1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.54s
[INFO] running `Command { std: "docker" "inspect" "f2fa5c59d4041aeb8fffcab24e979f0c170057da3bc4e855d29ba88b2757180e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2fa5c59d4041aeb8fffcab24e979f0c170057da3bc4e855d29ba88b2757180e", kill_on_drop: false }`
[INFO] [stdout] f2fa5c59d4041aeb8fffcab24e979f0c170057da3bc4e855d29ba88b2757180e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80ef2677d8a6b4acef8c423991e1e237525649c283f7545f9a74e09a3c651042
[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" "80ef2677d8a6b4acef8c423991e1e237525649c283f7545f9a74e09a3c651042", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling task1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "80ef2677d8a6b4acef8c423991e1e237525649c283f7545f9a74e09a3c651042", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80ef2677d8a6b4acef8c423991e1e237525649c283f7545f9a74e09a3c651042", kill_on_drop: false }`
[INFO] [stdout] 80ef2677d8a6b4acef8c423991e1e237525649c283f7545f9a74e09a3c651042
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] b74b08ac2e3f9ee0092941c64e6feb3914567f2d250e96e737eb5b6eafbf8cc5
[INFO] running `Command { std: "docker" "start" "-a" "b74b08ac2e3f9ee0092941c64e6feb3914567f2d250e96e737eb5b6eafbf8cc5", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/task1-9402c33862bbbc74
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b74b08ac2e3f9ee0092941c64e6feb3914567f2d250e96e737eb5b6eafbf8cc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b74b08ac2e3f9ee0092941c64e6feb3914567f2d250e96e737eb5b6eafbf8cc5", kill_on_drop: false }`
[INFO] [stdout] b74b08ac2e3f9ee0092941c64e6feb3914567f2d250e96e737eb5b6eafbf8cc5