[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#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frooat%2FRustLearnSource" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rooat/RustLearnSource on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-0/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" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a8045a4f5aee1a847c7cb12bcc1dafd4c39849cefc278f579a519100ff2f3aea [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" "a8045a4f5aee1a847c7cb12bcc1dafd4c39849cefc278f579a519100ff2f3aea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a8045a4f5aee1a847c7cb12bcc1dafd4c39849cefc278f579a519100ff2f3aea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8045a4f5aee1a847c7cb12bcc1dafd4c39849cefc278f579a519100ff2f3aea", kill_on_drop: false }` [INFO] [stdout] a8045a4f5aee1a847c7cb12bcc1dafd4c39849cefc278f579a519100ff2f3aea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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] 031f04dfaed559445d2cac4027deb08c2f84bb11860a6bc1cb561e3687af67db [INFO] running `Command { std: "docker" "start" "-a" "031f04dfaed559445d2cac4027deb08c2f84bb11860a6bc1cb561e3687af67db", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling cc v1.0.48 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking copyless v0.1.4 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking sha1 v0.6.0 [INFO] [stderr] Checking futures-core v0.3.1 [INFO] [stderr] Checking hashbrown v0.3.1 [INFO] [stderr] Checking bytes v0.5.3 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking lock_api v0.3.2 [INFO] [stderr] Checking lock_api v0.2.0 [INFO] [stderr] Checking tokio-sync v0.1.7 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking lru-cache v0.1.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling hashbrown v0.6.3 [INFO] [stderr] Checking encoding_rs v0.8.20 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking tokio-executor v0.1.9 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking tokio-timer v0.2.12 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking serde_json v1.0.44 [INFO] [stderr] Compiling aho-corasick v0.7.6 [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 socket2 v0.3.11 [INFO] [stderr] Checking hostname v0.1.5 [INFO] [stderr] Checking getrandom v0.1.13 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking url v2.1.0 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling parking_lot_core v0.5.0 [INFO] [stderr] Compiling parking_lot v0.8.0 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking resolv-conf v0.6.2 [INFO] [stderr] Checking threadpool v1.7.1 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking chrono v0.4.10 [INFO] [stderr] Checking tokio-reactor v0.1.11 [INFO] [stderr] Checking actix-codec v0.1.2 [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 backtrace v0.3.40 [INFO] [stderr] Checking actix-server-config v0.1.2 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling derive_more v0.15.0 [INFO] [stderr] Compiling enum-as-inner v0.2.1 [INFO] [stderr] Compiling derive_more v0.14.1 [INFO] [stderr] Compiling actix_derive v0.4.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling tokio-macros v0.2.0 [INFO] [stderr] Checking tokio v0.2.4 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking trust-dns-proto v0.7.4 [INFO] [stderr] Compiling const-random-macro v0.1.6 [INFO] [stderr] Checking const-random v0.1.6 [INFO] [stderr] Checking ahash v0.2.18 [INFO] [stderr] Checking trust-dns-resolver v0.11.1 [INFO] [stderr] Checking actix-threadpool v0.1.2 [INFO] [stderr] Checking actix-rt v0.2.6 [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: unused `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 `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: unused `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 `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 `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 `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: unused `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 `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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [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: 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: 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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning 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: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: 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 `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: 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 `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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 25s [INFO] running `Command { std: "docker" "inspect" "031f04dfaed559445d2cac4027deb08c2f84bb11860a6bc1cb561e3687af67db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "031f04dfaed559445d2cac4027deb08c2f84bb11860a6bc1cb561e3687af67db", kill_on_drop: false }` [INFO] [stdout] 031f04dfaed559445d2cac4027deb08c2f84bb11860a6bc1cb561e3687af67db