[INFO] updating cached repository https://github.com/tynr426/future_pro [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a60f107071499d786781396011a0e3ff5f51f65b [INFO] checking tynr426/future_pro against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftynr426%2Ffuture_pro" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tynr426/future_pro on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/tynr426/future_pro [INFO] finished tweaking git repo https://github.com/tynr426/future_pro [INFO] tweaked toml for git repo https://github.com/tynr426/future_pro written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/tynr426/future_pro already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f5f2d44da0c1c46734fb70b4ec4d6c013647ff1db5f47efeb9d4f81ae231f9a6 [INFO] running `"docker" "start" "-a" "f5f2d44da0c1c46734fb70b4ec4d6c013647ff1db5f47efeb9d4f81ae231f9a6"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Checking futures v0.1.29 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking smallvec v0.6.10 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking lock_api v0.3.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking tokio-executor v0.1.8 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking tokio-sync v0.1.7 [INFO] [stderr] Checking tokio-threadpool v0.1.16 [INFO] [stderr] Checking tokio-timer v0.2.11 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-reactor v0.1.10 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-udp v0.1.5 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Checking future_pro v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_defined.rs:14:32 [INFO] [stderr] | [INFO] [stderr] 14 | fn cause(&self) -> Option<&error::Error>{ [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_defined.rs:29:30 [INFO] [stderr] | [INFO] [stderr] 29 | fn cause(&self)->Option<&error::Error>{ [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:36:49 [INFO] [stderr] | [INFO] [stderr] 36 | fn my_fut()->impl Future> { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Error+'static` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:39:62 [INFO] [stderr] | [INFO] [stderr] 39 | fn my_fut_squared(i:u32)->impl Future> { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Error+'static` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:42:43 [INFO] [stderr] | [INFO] [stderr] 42 | fn my_fut_squared2(i:u32)->Result> { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Error+'static` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:45:75 [INFO] [stderr] | [INFO] [stderr] 45 | fn fut_generic_own (a1: A, a2: A) -> impl Future> [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Error+'static` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_defined.rs:14:32 [INFO] [stderr] | [INFO] [stderr] 14 | fn cause(&self) -> Option<&error::Error>{ [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_defined.rs:29:30 [INFO] [stderr] | [INFO] [stderr] 29 | fn cause(&self)->Option<&error::Error>{ [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:36:49 [INFO] [stderr] | [INFO] [stderr] 36 | fn my_fut()->impl Future> { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Error+'static` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:39:62 [INFO] [stderr] | [INFO] [stderr] 39 | fn my_fut_squared(i:u32)->impl Future> { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Error+'static` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:42:43 [INFO] [stderr] | [INFO] [stderr] 42 | fn my_fut_squared2(i:u32)->Result> { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Error+'static` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:45:75 [INFO] [stderr] | [INFO] [stderr] 45 | fn fut_generic_own (a1: A, a2: A) -> impl Future> [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Error+'static` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:30:41 [INFO] [stderr] | [INFO] [stderr] 30 | let future2= fut_error_a().map_err(|e|{ [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:30:41 [INFO] [stderr] | [INFO] [stderr] 30 | let future2= fut_error_a().map_err(|e|{ [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.89s [INFO] running `"docker" "inspect" "f5f2d44da0c1c46734fb70b4ec4d6c013647ff1db5f47efeb9d4f81ae231f9a6"` [INFO] running `"docker" "rm" "-f" "f5f2d44da0c1c46734fb70b4ec4d6c013647ff1db5f47efeb9d4f81ae231f9a6"` [INFO] [stdout] f5f2d44da0c1c46734fb70b4ec4d6c013647ff1db5f47efeb9d4f81ae231f9a6