[INFO] cloning repository https://github.com/projecteru2/cosmos [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/projecteru2/cosmos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprojecteru2%2Fcosmos", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprojecteru2%2Fcosmos'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8ad0e4d3043242cc0eff1165670c512b7904844f [INFO] checking projecteru2/cosmos against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprojecteru2%2Fcosmos" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/projecteru2/cosmos on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/projecteru2/cosmos [INFO] finished tweaking git repo https://github.com/projecteru2/cosmos [INFO] tweaked toml for git repo https://github.com/projecteru2/cosmos written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/projecteru2/cosmos already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded shiplift v0.5.0 [INFO] [stderr] Downloaded httpbis v0.7.0 [INFO] [stderr] Downloaded tls-api v0.1.22 [INFO] [stderr] Downloaded tls-api-stub v0.1.22 [INFO] [stderr] Downloaded grpc v0.6.1 [INFO] [stderr] Downloaded tokio-tls-api v0.1.22 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9fd7d7e99d0111ec97cae60bbf7696ca552ff5422f66da397f2f952cd3e9a81c [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" "9fd7d7e99d0111ec97cae60bbf7696ca552ff5422f66da397f2f952cd3e9a81c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9fd7d7e99d0111ec97cae60bbf7696ca552ff5422f66da397f2f952cd3e9a81c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fd7d7e99d0111ec97cae60bbf7696ca552ff5422f66da397f2f952cd3e9a81c", kill_on_drop: false }` [INFO] [stdout] 9fd7d7e99d0111ec97cae60bbf7696ca552ff5422f66da397f2f952cd3e9a81c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5d79e50c1d6517389ebf73391ba0fc3bc10ec1d43ae6a25b415f38e5fc8b8c13 [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" "5d79e50c1d6517389ebf73391ba0fc3bc10ec1d43ae6a25b415f38e5fc8b8c13", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking futures v0.1.29 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking smallvec v0.6.12 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Compiling cc v1.0.46 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.7 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Compiling openssl v0.10.25 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling hyper-openssl v0.7.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling protobuf v2.8.1 [INFO] [stderr] Compiling httpbis v0.7.0 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Compiling slog v2.5.2 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking hex v0.3.2 [INFO] [stderr] Checking antidote v1.0.0 [INFO] [stderr] Checking dtoa v0.4.4 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking mime v0.3.14 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking lock_api v0.3.1 [INFO] [stderr] Checking linked_hash_set v0.1.3 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking miniz_oxide v0.3.5 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking tls-api v0.1.22 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking tokio-executor v0.1.8 [INFO] [stderr] Checking tokio-sync v0.1.7 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking tokio-timer v0.1.2 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking tokio-timer v0.2.11 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking tls-api-stub v0.1.22 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.11.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking filetime v0.2.7 [INFO] [stderr] Checking unix_socket v0.5.0 [INFO] [stderr] Checking xattr v0.2.2 [INFO] [stderr] Checking flate2 v1.0.12 [INFO] [stderr] Checking hostname v0.1.5 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling memoffset v0.5.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking tar v0.4.26 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking term v0.6.1 [INFO] [stderr] Compiling openssl-sys v0.9.52 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.19 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking tokio-tls-api v0.1.22 [INFO] [stderr] Checking tokio-threadpool v0.1.16 [INFO] [stderr] Checking tokio-reactor v0.1.10 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking slog-term v2.4.2 [INFO] [stderr] Checking tokio-udp v0.1.5 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking tokio-uds v0.1.7 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Checking tokio-openssl v0.3.0 [INFO] [stderr] Checking grpc v0.6.1 [INFO] [stderr] Checking hyperlocal v0.6.0 [INFO] [stderr] Checking serde v1.0.102 [INFO] [stderr] Checking serde_json v1.0.41 [INFO] [stderr] Checking serde_yaml v0.8.11 [INFO] [stderr] Checking shiplift v0.5.0 [INFO] [stderr] Checking cosmos v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `log` [INFO] [stdout] --> src/agent/exchange/forwarder.rs:16:20 [INFO] [stdout] | [INFO] [stdout] 16 | fn send(&self, log: Log) -> Box + Send> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_log` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `log` [INFO] [stdout] --> src/agent/exchange/forwarder.rs:16:20 [INFO] [stdout] | [INFO] [stdout] 16 | fn send(&self, log: Log) -> Box + Send> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_log` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/agent/exchange/mod.rs:54:13 [INFO] [stdout] | [INFO] [stdout] 54 | let mut subs = self.subs.get_mut(name).unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/agent/exchange/mod.rs:54:13 [INFO] [stdout] | [INFO] [stdout] 54 | let mut subs = self.subs.get_mut(name).unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private trait `LogSubscriber` in public interface (error E0445) [INFO] [stdout] --> src/agent/exchange/mod.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn attach(&mut self, name: String, sub: Box) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(private_in_public)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private trait `LogSubscriber` in public interface (error E0445) [INFO] [stdout] --> src/agent/exchange/mod.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn attach(&mut self, name: String, sub: Box) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(private_in_public)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get` [INFO] [stdout] --> src/agent/exchange/forwarder.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn get() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get` [INFO] [stdout] --> src/agent/exchange/forwarder.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn get() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `attach` [INFO] [stdout] --> src/agent/exchange/mod.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn attach(&mut self, name: String, sub: Box) -> usize { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `attach` [INFO] [stdout] --> src/agent/exchange/mod.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn attach(&mut self, name: String, sub: Box) -> usize { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `detach` [INFO] [stdout] --> src/agent/exchange/mod.rs:53:12 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn detach(&mut self, name: &String, index: usize) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `detach` [INFO] [stdout] --> src/agent/exchange/mod.rs:53:12 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn detach(&mut self, name: &String, index: usize) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 29s [INFO] running `Command { std: "docker" "inspect" "5d79e50c1d6517389ebf73391ba0fc3bc10ec1d43ae6a25b415f38e5fc8b8c13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d79e50c1d6517389ebf73391ba0fc3bc10ec1d43ae6a25b415f38e5fc8b8c13", kill_on_drop: false }` [INFO] [stdout] 5d79e50c1d6517389ebf73391ba0fc3bc10ec1d43ae6a25b415f38e5fc8b8c13