[INFO] cloning repository https://github.com/tynr426/future_pro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tynr426/future_pro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftynr426%2Ffuture_pro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftynr426%2Ffuture_pro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a60f107071499d786781396011a0e3ff5f51f65b
[INFO] testing tynr426/future_pro against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftynr426%2Ffuture_pro" "/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/tynr426/future_pro on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-5/source/Cargo.toml
[INFO] crate git repo https://github.com/tynr426/future_pro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 406b400592d7dfa2434afaeeea504f308d0352519950353930fc1c6a752622f3
[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" "406b400592d7dfa2434afaeeea504f308d0352519950353930fc1c6a752622f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "406b400592d7dfa2434afaeeea504f308d0352519950353930fc1c6a752622f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "406b400592d7dfa2434afaeeea504f308d0352519950353930fc1c6a752622f3", kill_on_drop: false }`
[INFO] [stdout] 406b400592d7dfa2434afaeeea504f308d0352519950353930fc1c6a752622f3
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a220d52a68581a38380dab2a52244b65b7da9c3047158e78da1321728b5d821
[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" "2a220d52a68581a38380dab2a52244b65b7da9c3047158e78da1321728b5d821", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.10
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.16
[INFO] [stderr]    Compiling tokio-udp v0.1.5
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling future_pro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error_defined.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn cause(&self) -> Option<&error::Error>{
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::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/error_defined.rs:29:30
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn cause(&self)->Option<&error::Error>{
[INFO] [stdout]    |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:36:49
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn my_fut()->impl Future<Item = u32, Error =Box<Error+'static>> {
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^ help: use `dyn`: `dyn Error+'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:39:62
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn my_fut_squared(i:u32)->impl Future<Item = u32, Error =Box<Error+'static>> {
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^ help: use `dyn`: `dyn Error+'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:42:43
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn my_fut_squared2(i:u32)->Result<u32,Box<Error+'static>> {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^ help: use `dyn`: `dyn Error+'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:45:75
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn fut_generic_own<A> (a1: A, a2: A) -> impl Future<Item = A, Error = Box<Error+'static>> 
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^ help: use `dyn`: `dyn Error+'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/main.rs:30:41
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let future2= fut_error_a().map_err(|e|{
[INFO] [stdout]    |                                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.24s
[INFO] running `Command { std: "docker" "inspect" "2a220d52a68581a38380dab2a52244b65b7da9c3047158e78da1321728b5d821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a220d52a68581a38380dab2a52244b65b7da9c3047158e78da1321728b5d821", kill_on_drop: false }`
[INFO] [stdout] 2a220d52a68581a38380dab2a52244b65b7da9c3047158e78da1321728b5d821
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", 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] a5d5e3be8ab00ddaabcb017ddf1acbaf3408e84e149860bde3534668ebb6d042
[INFO] running `Command { std: "docker" "start" "-a" "a5d5e3be8ab00ddaabcb017ddf1acbaf3408e84e149860bde3534668ebb6d042", kill_on_drop: false }`
[INFO] [stderr]    Compiling future_pro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error_defined.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn cause(&self) -> Option<&error::Error>{
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::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/error_defined.rs:29:30
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn cause(&self)->Option<&error::Error>{
[INFO] [stdout]    |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:36:49
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn my_fut()->impl Future<Item = u32, Error =Box<Error+'static>> {
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^ help: use `dyn`: `dyn Error+'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:39:62
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn my_fut_squared(i:u32)->impl Future<Item = u32, Error =Box<Error+'static>> {
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^ help: use `dyn`: `dyn Error+'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:42:43
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn my_fut_squared2(i:u32)->Result<u32,Box<Error+'static>> {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^ help: use `dyn`: `dyn Error+'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:45:75
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn fut_generic_own<A> (a1: A, a2: A) -> impl Future<Item = A, Error = Box<Error+'static>> 
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^ help: use `dyn`: `dyn Error+'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/main.rs:30:41
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let future2= fut_error_a().map_err(|e|{
[INFO] [stdout]    |                                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "a5d5e3be8ab00ddaabcb017ddf1acbaf3408e84e149860bde3534668ebb6d042", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5d5e3be8ab00ddaabcb017ddf1acbaf3408e84e149860bde3534668ebb6d042", kill_on_drop: false }`
[INFO] [stdout] a5d5e3be8ab00ddaabcb017ddf1acbaf3408e84e149860bde3534668ebb6d042
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 212d6da61d4fcbc1d6e4a17a9f17e04694ceb3b4c145c67fb1c15d5c5442796c
[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" "212d6da61d4fcbc1d6e4a17a9f17e04694ceb3b4c145c67fb1c15d5c5442796c", kill_on_drop: false }`
[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<Item = u32, Error =Box<Error+'static>> {
[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<Item = u32, Error =Box<Error+'static>> {
[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<u32,Box<Error+'static>> {
[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<A> (a1: A, a2: A) -> impl Future<Item = A, Error = Box<Error+'static>> 
[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: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/future_pro-1672f4de1a6f1cc4
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[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" "212d6da61d4fcbc1d6e4a17a9f17e04694ceb3b4c145c67fb1c15d5c5442796c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "212d6da61d4fcbc1d6e4a17a9f17e04694ceb3b4c145c67fb1c15d5c5442796c", kill_on_drop: false }`
[INFO] [stdout] 212d6da61d4fcbc1d6e4a17a9f17e04694ceb3b4c145c67fb1c15d5c5442796c