[INFO] cloning repository https://github.com/ylwnet/vpncloud [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ylwnet/vpncloud" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fylwnet%2Fvpncloud", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fylwnet%2Fvpncloud'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fba72882a63efd4fe4ee900950b3b29a2009b3c5 [INFO] checking ylwnet/vpncloud against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fylwnet%2Fvpncloud" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ylwnet/vpncloud on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config [INFO] started tweaking git repo https://github.com/ylwnet/vpncloud [INFO] finished tweaking git repo https://github.com/ylwnet/vpncloud [INFO] tweaked toml for git repo https://github.com/ylwnet/vpncloud written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ylwnet/vpncloud already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded privdrop v0.3.3 [INFO] [stderr] Downloaded serde_yaml v0.8.11 [INFO] [stderr] Downloaded attohttpc v0.4.5 [INFO] [stderr] Downloaded igd v0.10.0 [INFO] [stderr] Downloaded signal v0.7.0 [INFO] [stderr] Downloaded time v0.2.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 78831bb2107747d9b2f1397a1231bfc0298d16037f7c86ba1e5bf87e3f49bdd7 [INFO] running `Command { std: "docker" "start" "-a" "78831bb2107747d9b2f1397a1231bfc0298d16037f7c86ba1e5bf87e3f49bdd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "78831bb2107747d9b2f1397a1231bfc0298d16037f7c86ba1e5bf87e3f49bdd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78831bb2107747d9b2f1397a1231bfc0298d16037f7c86ba1e5bf87e3f49bdd7", kill_on_drop: false }` [INFO] [stdout] 78831bb2107747d9b2f1397a1231bfc0298d16037f7c86ba1e5bf87e3f49bdd7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2a4b2214ccc2789dc18379978ae9209e1bb1fa48c07dfaff06727f8ba706c261 [INFO] running `Command { std: "docker" "start" "-a" "2a4b2214ccc2789dc18379978ae9209e1bb1fa48c07dfaff06727f8ba706c261", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Checking smallvec v1.1.0 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling nix v0.15.0 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling rustversion v1.0.2 [INFO] [stderr] Checking xml-rs v0.7.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Checking unicode-normalization v0.1.12 [INFO] [stderr] Checking regex-syntax v0.6.13 [INFO] [stderr] Checking linked-hash-map v0.5.2 [INFO] [stderr] Checking boxfnonce v0.1.1 [INFO] [stderr] Checking untrusted v0.7.0 [INFO] [stderr] Checking dtoa v0.4.4 [INFO] [stderr] Checking strsim v0.9.3 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Checking siphasher v0.3.1 [INFO] [stderr] Checking yaml-rust v0.4.3 [INFO] [stderr] Checking xmltree v0.8.0 [INFO] [stderr] Compiling ring v0.16.9 [INFO] [stderr] Compiling vpncloud v1.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking daemonize v0.4.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking regex v1.3.3 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking privdrop v0.3.3 [INFO] [stderr] Checking signal v0.7.0 [INFO] [stderr] Checking attohttpc v0.4.5 [INFO] [stderr] warning: vpncloud@1.3.0: Error building manpage: No such file or directory (os error 2) [INFO] [stderr] warning: vpncloud@1.3.0: The manpage will not be build. Do you have 'ronn'? [INFO] [stderr] Checking igd v0.10.0 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling time-macros-impl v0.1.0 [INFO] [stderr] Checking time-macros v0.1.0 [INFO] [stderr] Checking time v0.2.4 [INFO] [stderr] Checking docopt v1.1.0 [INFO] [stderr] Checking serde_yaml v0.8.11 [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/util.rs:13:33 [INFO] [stdout] | [INFO] [stdout] 13 | #[cfg(target_os = "linux")] use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/util.rs:296:26 [INFO] [stdout] | [INFO] [stdout] 296 | '0'..='9' => ((c as usize) % ('0' as usize)), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 296 - '0'..='9' => ((c as usize) % ('0' as usize)), [INFO] [stdout] 296 + '0'..='9' => (c as usize) % ('0' as usize), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `random` is imported redundantly [INFO] [stdout] --> src/cloud.rs:18:24 [INFO] [stdout] | [INFO] [stdout] 18 | use rand::{prelude::*, random, thread_rng}; [INFO] [stdout] | ---------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the item `random` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread_rng` is imported redundantly [INFO] [stdout] --> src/cloud.rs:18:32 [INFO] [stdout] | [INFO] [stdout] 18 | use rand::{prelude::*, random, thread_rng}; [INFO] [stdout] | ---------- ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the item `thread_rng` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/poll/epoll.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/util.rs:13:33 [INFO] [stdout] | [INFO] [stdout] 13 | #[cfg(target_os = "linux")] use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/util.rs:296:26 [INFO] [stdout] | [INFO] [stdout] 296 | '0'..='9' => ((c as usize) % ('0' as usize)), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 296 - '0'..='9' => ((c as usize) % ('0' as usize)), [INFO] [stdout] 296 + '0'..='9' => (c as usize) % ('0' as usize), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tempfile` is imported redundantly [INFO] [stdout] --> src/beacon.rs:324:18 [INFO] [stdout] | [INFO] [stdout] 324 | #[cfg(test)] use tempfile; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:10:14 [INFO] [stdout] | [INFO] [stdout] 10 | #[cfg(test)] extern crate tempfile; [INFO] [stdout] | ---------------------- the item `tempfile` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `random` is imported redundantly [INFO] [stdout] --> src/cloud.rs:18:24 [INFO] [stdout] | [INFO] [stdout] 18 | use rand::{prelude::*, random, thread_rng}; [INFO] [stdout] | ---------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the item `random` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread_rng` is imported redundantly [INFO] [stdout] --> src/cloud.rs:18:32 [INFO] [stdout] | [INFO] [stdout] 18 | use rand::{prelude::*, random, thread_rng}; [INFO] [stdout] | ---------- ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the item `thread_rng` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/poll/epoll.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ethernet.rs:130:21 [INFO] [stdout] | [INFO] [stdout] 130 | let mut entry = entry.get_mut(); [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/ethernet.rs:130:21 [INFO] [stdout] | [INFO] [stdout] 130 | let mut entry = entry.get_mut(); [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: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.64s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: daemonize v0.4.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "2a4b2214ccc2789dc18379978ae9209e1bb1fa48c07dfaff06727f8ba706c261", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a4b2214ccc2789dc18379978ae9209e1bb1fa48c07dfaff06727f8ba706c261", kill_on_drop: false }` [INFO] [stdout] 2a4b2214ccc2789dc18379978ae9209e1bb1fa48c07dfaff06727f8ba706c261