[INFO] cloning repository https://github.com/rooat/RustLearnSource [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rooat/RustLearnSource" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frooat%2FRustLearnSource", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frooat%2FRustLearnSource'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6eccb668d062612f65adb22a1781265f5b94517f [INFO] checking rooat/RustLearnSource against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frooat%2FRustLearnSource" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rooat/RustLearnSource on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rooat/RustLearnSource [INFO] finished tweaking git repo https://github.com/rooat/RustLearnSource [INFO] tweaked toml for git repo https://github.com/rooat/RustLearnSource written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/rooat/RustLearnSource already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", 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] 387b6cd5c3085e0d84ce04a4b54cb666a25afd2cae2228388ad84aebb3be1882 [INFO] running `Command { std: "docker" "start" "-a" "387b6cd5c3085e0d84ce04a4b54cb666a25afd2cae2228388ad84aebb3be1882", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "387b6cd5c3085e0d84ce04a4b54cb666a25afd2cae2228388ad84aebb3be1882", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "387b6cd5c3085e0d84ce04a4b54cb666a25afd2cae2228388ad84aebb3be1882", kill_on_drop: false }` [INFO] [stdout] 387b6cd5c3085e0d84ce04a4b54cb666a25afd2cae2228388ad84aebb3be1882 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--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] 68ae0dec291fe2e6659974750eb376a9e076fea1502f12b28bbe5ed8d019a05e [INFO] running `Command { std: "docker" "start" "-a" "68ae0dec291fe2e6659974750eb376a9e076fea1502f12b28bbe5ed8d019a05e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking smallvec v1.0.0 [INFO] [stderr] Compiling cc v1.0.48 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling serde v1.0.103 [INFO] [stderr] Compiling encoding_rs v0.8.20 [INFO] [stderr] Checking mime v0.3.14 [INFO] [stderr] Checking hashbrown v0.3.1 [INFO] [stderr] Checking bytes v0.5.3 [INFO] [stderr] Checking futures-core v0.3.1 [INFO] [stderr] Checking pin-project-lite v0.1.1 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking tokio-sync v0.1.7 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Checking lock_api v0.3.2 [INFO] [stderr] Checking lock_api v0.2.0 [INFO] [stderr] Checking unicode-normalization v0.1.11 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.11.1 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking hostname v0.1.5 [INFO] [stderr] Checking socket2 v0.3.11 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Compiling parking_lot_core v0.5.0 [INFO] [stderr] Compiling parking_lot v0.8.0 [INFO] [stderr] Checking tokio-executor v0.1.9 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking threadpool v1.7.1 [INFO] [stderr] Checking resolv-conf v0.6.2 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking tokio-timer v0.2.12 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking parking_lot_core v0.6.2 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking url v2.1.0 [INFO] [stderr] Checking tokio-reactor v0.1.11 [INFO] [stderr] Checking actix-codec v0.1.2 [INFO] [stderr] Checking chrono v0.4.10 [INFO] [stderr] Checking actix-utils v0.4.7 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-udp v0.1.5 [INFO] [stderr] Checking actix-server-config v0.1.2 [INFO] [stderr] Checking backtrace v0.3.40 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking serde_json v1.0.44 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Compiling enum-as-inner v0.2.1 [INFO] [stderr] Compiling derive_more v0.15.0 [INFO] [stderr] Compiling actix_derive v0.4.0 [INFO] [stderr] Compiling derive_more v0.14.1 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling tokio-macros v0.2.0 [INFO] [stderr] Checking tokio v0.2.4 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Compiling const-random-macro v0.1.6 [INFO] [stderr] Checking trust-dns-proto v0.7.4 [INFO] [stderr] Checking actix-threadpool v0.1.2 [INFO] [stderr] Checking actix-rt v0.2.6 [INFO] [stderr] Checking const-random v0.1.6 [INFO] [stderr] Checking ahash v0.2.18 [INFO] [stderr] Checking hashbrown v0.6.3 [INFO] [stderr] Checking trust-dns-resolver v0.11.1 [INFO] [stderr] Checking actix-connect v0.2.5 [INFO] [stderr] Checking actix-http v0.2.11 [INFO] [stderr] Checking actix v0.8.3 [INFO] [stderr] Checking RustLearnSource v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: crate `asyncTest` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `async_test` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `asyncTest` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `async_test` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `c_struct` should have an upper camel case name [INFO] [stdout] --> src/bin/actor.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct c_struct { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper camel case: `CStruct` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `c_struct` should have an upper camel case name [INFO] [stdout] --> src/bin/actor.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct c_struct { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper camel case: `CStruct` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/thread0.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | oent.join(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/thread0.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | twoto.join(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/thread0.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | oent.join(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/thread0.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | twoto.join(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/thread1.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | sends.send(a_str); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/thread1.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | sends.send(b_str); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctx` [INFO] [stdout] --> src/bin/actor.rs:27:27 [INFO] [stdout] | [INFO] [stdout] 27 | fn started(&mut self, ctx: &mut Self::Context){ [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctx` [INFO] [stdout] --> src/bin/actor.rs:27:27 [INFO] [stdout] | [INFO] [stdout] 27 | fn started(&mut self, ctx: &mut Self::Context){ [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctx` [INFO] [stdout] --> src/bin/actor.rs:42:40 [INFO] [stdout] | [INFO] [stdout] 42 | fn handle(&mut self, msg: CMesage, ctx: &mut Context) -> Self::Result{ [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctx` [INFO] [stdout] --> src/bin/actor.rs:42:40 [INFO] [stdout] | [INFO] [stdout] 42 | fn handle(&mut self, msg: CMesage, ctx: &mut Context) -> Self::Result{ [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/thread1.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | sends.send(a_str); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/thread1.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | sends.send(b_str); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/actor.rs:68:5 [INFO] [stdout] | [INFO] [stdout] 68 | system.run(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/actor.rs:68:5 [INFO] [stdout] | [INFO] [stdout] 68 | system.run(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 12s [INFO] running `Command { std: "docker" "inspect" "68ae0dec291fe2e6659974750eb376a9e076fea1502f12b28bbe5ed8d019a05e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68ae0dec291fe2e6659974750eb376a9e076fea1502f12b28bbe5ed8d019a05e", kill_on_drop: false }` [INFO] [stdout] 68ae0dec291fe2e6659974750eb376a9e076fea1502f12b28bbe5ed8d019a05e