[INFO] fetching crate gcloud 0.1.4...
[INFO] checking gcloud-0.1.4 against 1.55.0 for beta-1.56-3
[INFO] extracting crate gcloud 0.1.4 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate gcloud 0.1.4 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gcloud 0.1.4
[INFO] finished tweaking crates.io crate gcloud 0.1.4
[INFO] tweaked toml for crates.io crate gcloud 0.1.4 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded querystring v0.1.0
[INFO] [stderr]   Downloaded tap v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2eedf9952f06ee5eba6b8aaa75ba7795c3b959efc796356ebc96132e6d4c8880
[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" "2eedf9952f06ee5eba6b8aaa75ba7795c3b959efc796356ebc96132e6d4c8880", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2eedf9952f06ee5eba6b8aaa75ba7795c3b959efc796356ebc96132e6d4c8880", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eedf9952f06ee5eba6b8aaa75ba7795c3b959efc796356ebc96132e6d4c8880", kill_on_drop: false }`
[INFO] [stdout] 2eedf9952f06ee5eba6b8aaa75ba7795c3b959efc796356ebc96132e6d4c8880
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99fba2b8806a7865cee49cfee68b61da404216f13f2a8c18ac8c6e83163b4c44
[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" "99fba2b8806a7865cee49cfee68b61da404216f13f2a8c18ac8c6e83163b4c44", kill_on_drop: false }`
[INFO] [stderr]     Checking querystring v0.1.0
[INFO] [stderr]     Checking tap v0.2.1
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking native-tls v0.2.8
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking hyper v0.12.36
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking gcloud v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/instance.rs:28:75
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn start(&self, client: &Client) -> Result<GoogleAPIResponse, Box<Error>> {
[INFO] [stdout]    |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/instance.rs:32:74
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn stop(&self, client: &Client) -> Result<GoogleAPIResponse, Box<Error>> {
[INFO] [stdout]    |                                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/instance.rs:79:53
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn list(&self) -> Result<InstanceItems, Box<Error>> {
[INFO] [stdout]    |                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/instancegroupmanager.rs:14:74
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn resize(&self, new_size: u64) -> Result<GoogleAPIResponse, Box<Error>> {
[INFO] [stdout]    |                                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/client.rs:99:62
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn refresh_token(&self) -> Result<GoogleAPIResponse, Box<Error>> {
[INFO] [stdout]    |                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client.rs:148:88
[INFO] [stdout]     |
[INFO] [stdout] 148 |     pub fn get(&self, path: &str, query: QueryParams) -> Result<GoogleAPIResponse, Box<Error>> {
[INFO] [stdout]     |                                                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client.rs:158:89
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub fn post(&self, path: &str, query: QueryParams) -> Result<GoogleAPIResponse, Box<Error>> {
[INFO] [stdout]     |                                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/instance.rs:28:75
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn start(&self, client: &Client) -> Result<GoogleAPIResponse, Box<Error>> {
[INFO] [stdout]    |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/instance.rs:32:74
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn stop(&self, client: &Client) -> Result<GoogleAPIResponse, Box<Error>> {
[INFO] [stdout]    |                                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/instance.rs:79:53
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn list(&self) -> Result<InstanceItems, Box<Error>> {
[INFO] [stdout]    |                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/instancegroupmanager.rs:14:74
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn resize(&self, new_size: u64) -> Result<GoogleAPIResponse, Box<Error>> {
[INFO] [stdout]    |                                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/client.rs:99:62
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn refresh_token(&self) -> Result<GoogleAPIResponse, Box<Error>> {
[INFO] [stdout]    |                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client.rs:148:88
[INFO] [stdout]     |
[INFO] [stdout] 148 |     pub fn get(&self, path: &str, query: QueryParams) -> Result<GoogleAPIResponse, Box<Error>> {
[INFO] [stdout]     |                                                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client.rs:158:89
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub fn post(&self, path: &str, query: QueryParams) -> Result<GoogleAPIResponse, Box<Error>> {
[INFO] [stdout]     |                                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.88s
[INFO] running `Command { std: "docker" "inspect" "99fba2b8806a7865cee49cfee68b61da404216f13f2a8c18ac8c6e83163b4c44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99fba2b8806a7865cee49cfee68b61da404216f13f2a8c18ac8c6e83163b4c44", kill_on_drop: false }`
[INFO] [stdout] 99fba2b8806a7865cee49cfee68b61da404216f13f2a8c18ac8c6e83163b4c44
