[INFO] cloning repository https://github.com/Luffbee/talent-kvs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Luffbee/talent-kvs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLuffbee%2Ftalent-kvs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLuffbee%2Ftalent-kvs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3af15ab6d03f9c43b9cba8f7947db422ea9ae785
[INFO] checking Luffbee/talent-kvs against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLuffbee%2Ftalent-kvs" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Luffbee/talent-kvs 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 git repo https://github.com/Luffbee/talent-kvs
[INFO] finished tweaking git repo https://github.com/Luffbee/talent-kvs
[INFO] tweaked toml for git repo https://github.com/Luffbee/talent-kvs written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Luffbee/talent-kvs already has a lockfile, it will not be regenerated
[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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 446b3ced897ce356186584cff082bd0c623284fd19485505c6384c7047a7d3c7
[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" "446b3ced897ce356186584cff082bd0c623284fd19485505c6384c7047a7d3c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "446b3ced897ce356186584cff082bd0c623284fd19485505c6384c7047a7d3c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "446b3ced897ce356186584cff082bd0c623284fd19485505c6384c7047a7d3c7", kill_on_drop: false }`
[INFO] [stdout] 446b3ced897ce356186584cff082bd0c623284fd19485505c6384c7047a7d3c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 9af3f68e31c244c98f19b2239a94df726ccc3f0ca63553e3c0d22083f278a255
[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" "9af3f68e31c244c98f19b2239a94df726ccc3f0ca63553e3c0d22083f278a255", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]     Checking historian v4.0.3
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]     Checking panic-control v0.1.4
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling backtrace-sys v0.1.29
[INFO] [stderr]     Checking rand_hc v0.1.0
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[INFO] [stderr]     Checking hostname v0.1.5
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[INFO] [stderr]     Checking predicates v1.0.1
[INFO] [stderr]     Checking tokio v0.1.21
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking bincode v1.1.4
[INFO] [stderr]     Checking hashbrown v0.3.1
[INFO] [stderr]     Checking serde_bytes v0.11.1
[INFO] [stderr]     Checking ron v0.5.1
[INFO] [stderr]     Checking bstr v0.2.1
[INFO] [stderr]     Checking pagecache v0.17.0
[INFO] [stderr]     Checking csv v1.1.0
[INFO] [stderr]     Checking bson v0.13.0
[INFO] [stderr]     Checking tinytemplate v1.0.2
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[INFO] [stderr]     Checking assert_cmd v0.11.1
[INFO] [stderr]     Checking sled v0.24.1
[INFO] [stderr]     Checking kvs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `Box<(dyn futures::future::Future<Error = i32, Item = ()> + Send + 'static)>` in the current scope
[INFO] [stdout]   --> benches/thread_pool.rs:38:45
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let handle = server.start().unwrap();
[INFO] [stdout]    |                                             ^^^^^^ method not found in `Box<(dyn futures::future::Future<Error = i32, Item = ()> + Send + 'static)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> benches/thread_pool.rs:56:44
[INFO] [stdout]    |
[INFO] [stdout] 56 | ...                   if let Err(e) = cli.set(k, v) {
[INFO] [stdout]    |                              ^^^^^^ expected opaque type, found enum `std::result::Result`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/client.rs:64:52
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn set(&self, key: String, val: String) -> impl Future<Item = (), Error = i32> {
[INFO] [stdout]    |                                                    ----------------------------------- the expected opaque type
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected opaque type `impl futures::future::Future`
[INFO] [stdout]                      found enum `std::result::Result<_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `Box<(dyn futures::future::Future<Error = i32, Item = ()> + Send + 'static)>` in the current scope
[INFO] [stdout]   --> benches/thread_pool.rs:95:45
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 let handle = server.start().unwrap();
[INFO] [stdout]    |                                             ^^^^^^ method not found in `Box<(dyn futures::future::Future<Error = i32, Item = ()> + Send + 'static)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for opaque type `impl futures::future::Future` in the current scope
[INFO] [stdout]    --> benches/thread_pool.rs:107:26
[INFO] [stdout]     |
[INFO] [stdout] 107 |                         .unwrap();
[INFO] [stdout]     |                          ^^^^^^ method not found in `impl futures::future::Future`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> benches/thread_pool.rs:121:44
[INFO] [stdout]     |
[INFO] [stdout] 121 | ...                   if let Err(e) = cli.get(k) {
[INFO] [stdout]     |                              ^^^^^^ expected opaque type, found enum `std::result::Result`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/client.rs:84:39
[INFO] [stdout]     |
[INFO] [stdout] 84  |     pub fn get(&self, key: String) -> impl Future<Item = Option<String>, Error = i32> {
[INFO] [stdout]     |                                       ----------------------------------------------- the expected opaque type
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected opaque type `impl futures::future::Future`
[INFO] [stdout]                       found enum `std::result::Result<_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `Box<(dyn futures::future::Future<Error = i32, Item = ()> + Send + 'static)>` in the current scope
[INFO] [stdout]    --> benches/thread_pool.rs:160:45
[INFO] [stdout]     |
[INFO] [stdout] 160 |                 let handle = server.start().unwrap();
[INFO] [stdout]     |                                             ^^^^^^ method not found in `Box<(dyn futures::future::Future<Error = i32, Item = ()> + Send + 'static)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> benches/thread_pool.rs:178:44
[INFO] [stdout]     |
[INFO] [stdout] 178 | ...                   if let Err(e) = cli.set(k, v) {
[INFO] [stdout]     |                              ^^^^^^ expected opaque type, found enum `std::result::Result`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/client.rs:64:52
[INFO] [stdout]     |
[INFO] [stdout] 64  |     pub fn set(&self, key: String, val: String) -> impl Future<Item = (), Error = i32> {
[INFO] [stdout]     |                                                    ----------------------------------- the expected opaque type
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected opaque type `impl futures::future::Future`
[INFO] [stdout]                       found enum `std::result::Result<_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `Box<(dyn futures::future::Future<Error = i32, Item = ()> + Send + 'static)>` in the current scope
[INFO] [stdout]    --> benches/thread_pool.rs:217:45
[INFO] [stdout]     |
[INFO] [stdout] 217 |                 let handle = server.start().unwrap();
[INFO] [stdout]     |                                             ^^^^^^ method not found in `Box<(dyn futures::future::Future<Error = i32, Item = ()> + Send + 'static)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for opaque type `impl futures::future::Future` in the current scope
[INFO] [stdout]    --> benches/thread_pool.rs:229:26
[INFO] [stdout]     |
[INFO] [stdout] 229 |                         .unwrap();
[INFO] [stdout]     |                          ^^^^^^ method not found in `impl futures::future::Future`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> benches/thread_pool.rs:243:44
[INFO] [stdout]     |
[INFO] [stdout] 243 | ...                   if let Err(e) = cli.get(k) {
[INFO] [stdout]     |                              ^^^^^^ expected opaque type, found enum `std::result::Result`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/client.rs:84:39
[INFO] [stdout]     |
[INFO] [stdout] 84  |     pub fn get(&self, key: String) -> impl Future<Item = Option<String>, Error = i32> {
[INFO] [stdout]     |                                       ----------------------------------------------- the expected opaque type
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected opaque type `impl futures::future::Future`
[INFO] [stdout]                       found enum `std::result::Result<_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `Box<(dyn futures::future::Future<Error = i32, Item = ()> + Send + 'static)>` in the current scope
[INFO] [stdout]    --> benches/thread_pool.rs:282:45
[INFO] [stdout]     |
[INFO] [stdout] 282 |                 let handle = server.start().unwrap();
[INFO] [stdout]     |                                             ^^^^^^ method not found in `Box<(dyn futures::future::Future<Error = i32, Item = ()> + Send + 'static)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> benches/thread_pool.rs:300:44
[INFO] [stdout]     |
[INFO] [stdout] 300 | ...                   if let Err(e) = cli.set(k, v) {
[INFO] [stdout]     |                              ^^^^^^ expected opaque type, found enum `std::result::Result`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/client.rs:64:52
[INFO] [stdout]     |
[INFO] [stdout] 64  |     pub fn set(&self, key: String, val: String) -> impl Future<Item = (), Error = i32> {
[INFO] [stdout]     |                                                    ----------------------------------- the expected opaque type
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected opaque type `impl futures::future::Future`
[INFO] [stdout]                       found enum `std::result::Result<_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `Box<(dyn futures::future::Future<Error = i32, Item = ()> + Send + 'static)>` in the current scope
[INFO] [stdout]    --> benches/thread_pool.rs:339:45
[INFO] [stdout]     |
[INFO] [stdout] 339 |                 let handle = server.start().unwrap();
[INFO] [stdout]     |                                             ^^^^^^ method not found in `Box<(dyn futures::future::Future<Error = i32, Item = ()> + Send + 'static)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for opaque type `impl futures::future::Future` in the current scope
[INFO] [stdout]    --> benches/thread_pool.rs:351:26
[INFO] [stdout]     |
[INFO] [stdout] 351 |                         .unwrap();
[INFO] [stdout]     |                          ^^^^^^ method not found in `impl futures::future::Future`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> benches/thread_pool.rs:365:44
[INFO] [stdout]     |
[INFO] [stdout] 365 | ...                   if let Err(e) = cli.get(k) {
[INFO] [stdout]     |                              ^^^^^^ expected opaque type, found enum `std::result::Result`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/client.rs:84:39
[INFO] [stdout]     |
[INFO] [stdout] 84  |     pub fn get(&self, key: String) -> impl Future<Item = Option<String>, Error = i32> {
[INFO] [stdout]     |                                       ----------------------------------------------- the expected opaque type
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected opaque type `impl futures::future::Future`
[INFO] [stdout]                       found enum `std::result::Result<_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 15 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kvs`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "9af3f68e31c244c98f19b2239a94df726ccc3f0ca63553e3c0d22083f278a255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9af3f68e31c244c98f19b2239a94df726ccc3f0ca63553e3c0d22083f278a255", kill_on_drop: false }`
[INFO] [stdout] 9af3f68e31c244c98f19b2239a94df726ccc3f0ca63553e3c0d22083f278a255