[INFO] cloning repository https://github.com/ali-raheem/bestmixer_rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ali-raheem/bestmixer_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fali-raheem%2Fbestmixer_rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fali-raheem%2Fbestmixer_rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 75a3e8f03e195aa736bd224b6199bb0b46852eb8 [INFO] checking ali-raheem/bestmixer_rs against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fali-raheem%2Fbestmixer_rs" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ali-raheem/bestmixer_rs on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ali-raheem/bestmixer_rs [INFO] finished tweaking git repo https://github.com/ali-raheem/bestmixer_rs [INFO] tweaked toml for git repo https://github.com/ali-raheem/bestmixer_rs written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/ali-raheem/bestmixer_rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9435f924c3678cde8eaa0258103e4a381667039c48544c95b20329610ca28318 [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" "9435f924c3678cde8eaa0258103e4a381667039c48544c95b20329610ca28318", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9435f924c3678cde8eaa0258103e4a381667039c48544c95b20329610ca28318", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9435f924c3678cde8eaa0258103e4a381667039c48544c95b20329610ca28318", kill_on_drop: false }` [INFO] [stdout] 9435f924c3678cde8eaa0258103e4a381667039c48544c95b20329610ca28318 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fd738650cd169cba5eef2b5a1c210d34d63cbba27e6507b3bc2b19d1fc0b3149 [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" "fd738650cd169cba5eef2b5a1c210d34d63cbba27e6507b3bc2b19d1fc0b3149", kill_on_drop: false }` [INFO] [stderr] Checking futures v0.1.25 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Checking lazycell v1.2.0 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling openssl v0.10.15 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking string v0.1.1 [INFO] [stderr] Compiling encoding_rs v0.8.10 [INFO] [stderr] Checking safemem v0.3.0 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand_core v0.2.2 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Compiling unicase v2.2.0 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking crossbeam-utils v0.6.1 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Compiling openssl-sys v0.9.39 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking smallvec v0.6.5 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking bytes v0.4.10 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking phf v0.7.23 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Checking serde_json v1.0.33 [INFO] [stderr] Checking libflate v0.1.18 [INFO] [stderr] Checking http v0.1.13 [INFO] [stderr] Checking mime v0.3.12 [INFO] [stderr] Checking crossbeam-deque v0.6.2 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking parking_lot_core v0.3.1 [INFO] [stderr] Checking uuid v0.7.1 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-executor v0.1.5 [INFO] [stderr] Checking tokio-io v0.1.10 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking tokio-threadpool v0.1.8 [INFO] [stderr] Checking tokio-current-thread v0.1.3 [INFO] [stderr] Checking tokio-timer v0.2.7 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking serde_urlencoded v0.5.3 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Compiling phf_codegen v0.7.23 [INFO] [stderr] Checking tokio-reactor v0.1.6 [INFO] [stderr] Checking tokio-fs v0.1.4 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking tokio-udp v0.1.2 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking tokio-uds v0.2.3 [INFO] [stderr] Checking tokio v0.1.11 [INFO] [stderr] Checking h2 v0.1.13 [INFO] [stderr] Checking hyper v0.12.14 [INFO] [stderr] Checking hyper-tls v0.3.1 [INFO] [stderr] Checking reqwest v0.9.5 [INFO] [stderr] Checking bestmixer_rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let mut response = client.post(&url).json(&map).send(); [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/main.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | let mut response = client.post(&url) [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let mut response = client.post(&url).json(&map).send(); [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: field is never read: `proxy` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | proxy: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `use_proxy` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use_proxy: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `use_tor` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use_tor: bool [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | let mut response = client.post(&url) [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `proxy` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | proxy: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `use_proxy` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use_proxy: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `use_tor` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use_tor: bool [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:88:9 [INFO] [stdout] | [INFO] [stdout] 88 | / write!(f, r#"{{"api_key": "{}", "coin": "{}", "fee": {}, "output": "#, [INFO] [stdout] 89 | | self.api_key, self.coin, self.fee); [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] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 90 | write!(f, "["); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:92:13 [INFO] [stdout] | [INFO] [stdout] 92 | write!(f, "{}", o); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:94:9 [INFO] [stdout] | [INFO] [stdout] 94 | write!(f, "]"); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:88:9 [INFO] [stdout] | [INFO] [stdout] 88 | / write!(f, r#"{{"api_key": "{}", "coin": "{}", "fee": {}, "output": "#, [INFO] [stdout] 89 | | self.api_key, self.coin, self.fee); [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] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 90 | write!(f, "["); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:92:13 [INFO] [stdout] | [INFO] [stdout] 92 | write!(f, "{}", o); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:94:9 [INFO] [stdout] | [INFO] [stdout] 94 | write!(f, "]"); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 37.91s [INFO] running `Command { std: "docker" "inspect" "fd738650cd169cba5eef2b5a1c210d34d63cbba27e6507b3bc2b19d1fc0b3149", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd738650cd169cba5eef2b5a1c210d34d63cbba27e6507b3bc2b19d1fc0b3149", kill_on_drop: false }` [INFO] [stdout] fd738650cd169cba5eef2b5a1c210d34d63cbba27e6507b3bc2b19d1fc0b3149