[INFO] fetching crate vibranium 0.1.0...
[INFO] checking vibranium-0.1.0 against beta for pr-78714
[INFO] extracting crate vibranium 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate vibranium 0.1.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vibranium 0.1.0
[INFO] finished tweaking crates.io crate vibranium 0.1.0
[INFO] tweaked toml for crates.io crate vibranium 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04a71970eef372f9e39d0433c0f175b89531a5314e8ad9ef3c4bdb711650ddc9
[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" "04a71970eef372f9e39d0433c0f175b89531a5314e8ad9ef3c4bdb711650ddc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04a71970eef372f9e39d0433c0f175b89531a5314e8ad9ef3c4bdb711650ddc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04a71970eef372f9e39d0433c0f175b89531a5314e8ad9ef3c4bdb711650ddc9", kill_on_drop: false }`
[INFO] [stdout] 04a71970eef372f9e39d0433c0f175b89531a5314e8ad9ef3c4bdb711650ddc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8accb8dc809e9dde4d96b392d0a6d6330ddb09e2293759785a9a9a7bd39285a9
[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" "8accb8dc809e9dde4d96b392d0a6d6330ddb09e2293759785a9a9a7bd39285a9", kill_on_drop: false }`
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]     Checking is-match v0.1.0
[INFO] [stderr]     Checking rlp v0.4.6
[INFO] [stderr]     Checking uint v0.5.0
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking native-tls v0.2.6
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking impl-serde v0.2.3
[INFO] [stderr]     Checking ethereum-types-serialize v0.2.2
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking jsonrpc-core v11.0.0
[INFO] [stderr]     Checking fixed-hash v0.3.2
[INFO] [stderr]     Checking impl-rlp v0.2.1
[INFO] [stderr]     Checking ethbloom v0.6.4
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]     Checking ethereum-types v0.5.2
[INFO] [stderr]     Checking toml-query v0.8.0
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking ethabi v7.0.0
[INFO] [stderr]     Checking tokio-uds v0.1.7
[INFO] [stderr]     Checking websocket v0.21.1
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking web3 v0.7.0
[INFO] [stderr]     Checking vibranium v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/blockchain/error.rs:13:30
[INFO] [stdout]    |
[INFO] [stdout] 13 |   fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/blockchain/error.rs:46:30
[INFO] [stdout]    |
[INFO] [stdout] 46 |   fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/project_generator/error.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 18 |   fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/compiler/error.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 18 |   fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config/error.rs:19:30
[INFO] [stdout]    |
[INFO] [stdout] 19 |   fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/deployment/error.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 |   fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/blockchain/error.rs:13:30
[INFO] [stdout]    |
[INFO] [stdout] 13 |   fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/blockchain/error.rs:46:30
[INFO] [stdout]    |
[INFO] [stdout] 46 |   fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/project_generator/error.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 18 |   fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/compiler/error.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 18 |   fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config/error.rs:19:30
[INFO] [stdout]    |
[INFO] [stdout] 19 |   fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/deployment/error.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 |   fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/compiler/error.rs:36:38
[INFO] [stdout]    |
[INFO] [stdout] 36 |           _ => write!(f, "{}", error.description()),
[INFO] [stdout]    |                                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/compiler/error.rs:39:81
[INFO] [stdout]    |
[INFO] [stdout] 39 |       CompilerError::VibraniumDirectoryNotFound(error) => write!(f, "{}", error.description()),
[INFO] [stdout]    |                                                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/compiler/error.rs:40:68
[INFO] [stdout]    |
[INFO] [stdout] 40 |       CompilerError::InvalidConfig(error) => write!(f, "{}", error.description()),
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/compiler/error.rs:36:38
[INFO] [stdout]    |
[INFO] [stdout] 36 |           _ => write!(f, "{}", error.description()),
[INFO] [stdout]    |                                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/compiler/error.rs:39:81
[INFO] [stdout]    |
[INFO] [stdout] 39 |       CompilerError::VibraniumDirectoryNotFound(error) => write!(f, "{}", error.description()),
[INFO] [stdout]    |                                                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/compiler/error.rs:40:68
[INFO] [stdout]    |
[INFO] [stdout] 40 |       CompilerError::InvalidConfig(error) => write!(f, "{}", error.description()),
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.09s
[INFO] running `Command { std: "docker" "inspect" "8accb8dc809e9dde4d96b392d0a6d6330ddb09e2293759785a9a9a7bd39285a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8accb8dc809e9dde4d96b392d0a6d6330ddb09e2293759785a9a9a7bd39285a9", kill_on_drop: false }`
[INFO] [stdout] 8accb8dc809e9dde4d96b392d0a6d6330ddb09e2293759785a9a9a7bd39285a9