[INFO] fetching crate oxidecord 0.0.1... [INFO] checking oxidecord-0.0.1 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015 [INFO] extracting crate oxidecord 0.0.1 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate oxidecord 0.0.1 on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate oxidecord 0.0.1 [INFO] finished tweaking crates.io crate oxidecord 0.0.1 [INFO] tweaked toml for crates.io crate oxidecord 0.0.1 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded input_buffer v0.2.0 [INFO] [stderr] Downloaded tungstenite v0.6.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7678772fe95bc6317e7930ccfab43a9e63b9312e9deb5ef501265dd621bb0f77 [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" "7678772fe95bc6317e7930ccfab43a9e63b9312e9deb5ef501265dd621bb0f77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7678772fe95bc6317e7930ccfab43a9e63b9312e9deb5ef501265dd621bb0f77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7678772fe95bc6317e7930ccfab43a9e63b9312e9deb5ef501265dd621bb0f77", kill_on_drop: false }` [INFO] [stdout] 7678772fe95bc6317e7930ccfab43a9e63b9312e9deb5ef501265dd621bb0f77 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5c759c31a2d05a2a96b7b31e60b64198f1c94cfade08456933c1cd64858e9c5e [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" "5c759c31a2d05a2a96b7b31e60b64198f1c94cfade08456933c1cd64858e9c5e", kill_on_drop: false }` [INFO] [stderr] Checking utf-8 v0.7.5 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking openssl-sys v0.9.58 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking backtrace v0.3.51 [INFO] [stderr] Checking flate2 v1.0.18 [INFO] [stderr] Checking publicsuffix v1.5.4 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking cookie v0.12.0 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking openssl v0.10.30 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking input_buffer v0.2.0 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking native-tls v0.2.4 [INFO] [stderr] Checking tungstenite v0.6.1 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking reqwest v0.9.24 [INFO] [stderr] Checking oxidecord v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::io::stdin` [INFO] [stdout] --> src/auth/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::stdin; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/auth/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Result` [INFO] [stdout] --> src/auth/mod.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | use serde_json::{Result, Value}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `sleep`, `spawn` [INFO] [stdout] --> src/auth/mod.rs:9:19 [INFO] [stdout] | [INFO] [stdout] 9 | use std::thread::{spawn, sleep}; [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::BorrowMut` [INFO] [stdout] --> src/auth/mod.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crossbeam::crossbeam_channel::unbounded` [INFO] [stdout] --> src/auth/mod.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use crossbeam::crossbeam_channel::unbounded; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/auth/mod.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::RefCell` [INFO] [stdout] --> src/auth/mod.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use std::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/rest/mod.rs:5:32 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn findgateway() -> Result<(String), Box> { [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rest/mod.rs:5:46 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn findgateway() -> Result<(String), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::stdin` [INFO] [stdout] --> src/auth/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::stdin; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/auth/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Result` [INFO] [stdout] --> src/auth/mod.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | use serde_json::{Result, Value}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `sleep`, `spawn` [INFO] [stdout] --> src/auth/mod.rs:9:19 [INFO] [stdout] | [INFO] [stdout] 9 | use std::thread::{spawn, sleep}; [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::BorrowMut` [INFO] [stdout] --> src/auth/mod.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crossbeam::crossbeam_channel::unbounded` [INFO] [stdout] --> src/auth/mod.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use crossbeam::crossbeam_channel::unbounded; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/auth/mod.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::RefCell` [INFO] [stdout] --> src/auth/mod.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use std::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/rest/mod.rs:5:32 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn findgateway() -> Result<(String), Box> { [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rest/mod.rs:5:46 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn findgateway() -> Result<(String), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `now` [INFO] [stdout] --> src/auth/mod.rs:84:17 [INFO] [stdout] | [INFO] [stdout] 84 | let now = time::Instant::now(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_now` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `seq_num` [INFO] [stdout] --> src/auth/mod.rs:86:17 [INFO] [stdout] | [INFO] [stdout] 86 | let seq_num = GLOBAL_SEQ_NUM.read().unwrap(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_seq_num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `response` [INFO] [stdout] --> src/auth/mod.rs:46:22 [INFO] [stdout] | [INFO] [stdout] 46 | let (mut socket, response) = connect(Url::parse(&rest::findgateway().unwrap()).unwrap()) [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `now` [INFO] [stdout] --> src/auth/mod.rs:84:17 [INFO] [stdout] | [INFO] [stdout] 84 | let now = time::Instant::now(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_now` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `seq_num` [INFO] [stdout] --> src/auth/mod.rs:86:17 [INFO] [stdout] | [INFO] [stdout] 86 | let seq_num = GLOBAL_SEQ_NUM.read().unwrap(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_seq_num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `response` [INFO] [stdout] --> src/auth/mod.rs:46:22 [INFO] [stdout] | [INFO] [stdout] 46 | let (mut socket, response) = connect(Url::parse(&rest::findgateway().unwrap()).unwrap()) [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/auth/mod.rs:90:5 [INFO] [stdout] | [INFO] [stdout] 90 | handler.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/auth/mod.rs:90:5 [INFO] [stdout] | [INFO] [stdout] 90 | handler.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: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.37s [INFO] running `Command { std: "docker" "inspect" "5c759c31a2d05a2a96b7b31e60b64198f1c94cfade08456933c1cd64858e9c5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c759c31a2d05a2a96b7b31e60b64198f1c94cfade08456933c1cd64858e9c5e", kill_on_drop: false }` [INFO] [stdout] 5c759c31a2d05a2a96b7b31e60b64198f1c94cfade08456933c1cd64858e9c5e