[INFO] cloning repository https://github.com/sankar-boro/hacking-in-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sankar-boro/hacking-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsankar-boro%2Fhacking-in-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsankar-boro%2Fhacking-in-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1bfd7479026b5782617b1f0e0f1d528d1802ac74 [INFO] checking sankar-boro/hacking-in-rust against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsankar-boro%2Fhacking-in-rust" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sankar-boro/hacking-in-rust on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sankar-boro/hacking-in-rust [INFO] finished tweaking git repo https://github.com/sankar-boro/hacking-in-rust [INFO] tweaked toml for git repo https://github.com/sankar-boro/hacking-in-rust written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/sankar-boro/hacking-in-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dd2dc7bc93a82a948318cc089028a1d42dd1476d13840377a8c1f14db7fad361 [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" "dd2dc7bc93a82a948318cc089028a1d42dd1476d13840377a8c1f14db7fad361", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dd2dc7bc93a82a948318cc089028a1d42dd1476d13840377a8c1f14db7fad361", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd2dc7bc93a82a948318cc089028a1d42dd1476d13840377a8c1f14db7fad361", kill_on_drop: false }` [INFO] [stdout] dd2dc7bc93a82a948318cc089028a1d42dd1476d13840377a8c1f14db7fad361 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 71601e74d5a19ff285c8724422b47111da736e3f5e04d6a458572b27ed9f96e8 [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" "71601e74d5a19ff285c8724422b47111da736e3f5e04d6a458572b27ed9f96e8", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking futures-io v0.3.6 [INFO] [stderr] Compiling syn v1.0.44 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Checking futures-sink v0.3.6 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking vec-arena v1.0.0 [INFO] [stderr] Checking async-task v4.0.2 [INFO] [stderr] Compiling pkg-config v0.3.18 [INFO] [stderr] Checking arc-swap v0.4.7 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking parking v1.0.6 [INFO] [stderr] Compiling pcap v0.7.0 [INFO] [stderr] Checking working_with_strings v0.1.0 (/opt/rustwide/workdir/working_with_strings) [INFO] [stderr] Checking working_with_http v0.1.0 (/opt/rustwide/workdir/working_with_http) [INFO] [stdout] warning: unused import: `std::str` [INFO] [stdout] --> working_with_strings/src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::str; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `factory` [INFO] [stdout] --> working_with_strings/src/main.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | fn new(factory: impl Responder) {} [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_factory` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `body` [INFO] [stdout] --> working_with_strings/src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | body: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking http_parse v0.1.0 (/opt/rustwide/workdir/http_parse) [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking design-patterns v0.1.0 (/opt/rustwide/workdir/design-patterns) [INFO] [stdout] warning: unused import: `std::str` [INFO] [stdout] --> working_with_strings/src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::str; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `factory` [INFO] [stdout] --> working_with_strings/src/main.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | fn new(factory: impl Responder) {} [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_factory` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `body` [INFO] [stdout] --> working_with_strings/src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | body: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> http_parse/src/main.rs:28:16 [INFO] [stdout] | [INFO] [stdout] 28 | fn respond(data: &[u8]) -> String { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `HttpBytes` [INFO] [stdout] --> http_parse/src/main.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 8 | enum HttpBytes { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking futures-task v0.3.6 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking futures-channel v0.3.6 [INFO] [stderr] Checking async-lock v2.3.0 [INFO] [stderr] Checking nb-connect v1.0.2 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> http_parse/src/main.rs:28:16 [INFO] [stdout] | [INFO] [stdout] 28 | fn respond(data: &[u8]) -> String { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `HttpBytes` [INFO] [stdout] --> http_parse/src/main.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 8 | enum HttpBytes { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking socket2 v0.3.15 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking signal-hook-registry v1.2.1 [INFO] [stderr] Checking async-channel v1.5.1 [INFO] [stderr] Checking polling v1.1.0 [INFO] [stderr] Checking signal-hook v0.1.16 [INFO] [stderr] Checking futures-lite v1.11.1 [INFO] [stderr] Checking futures-lite v0.1.11 [INFO] [stderr] Compiling pcap-sys v0.1.3 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking blocking v0.4.7 [INFO] [stderr] Checking async-io v1.1.6 [INFO] [stderr] Checking blocking v1.0.2 [INFO] [stderr] Checking async-executor v1.3.0 [INFO] [stderr] Checking async-fs v1.5.0 [INFO] [stderr] Checking async-net v1.4.7 [INFO] [stderr] Checking async-process v1.0.1 [INFO] [stderr] Checking smol v1.2.4 [INFO] [stderr] Compiling futures-macro v0.3.6 [INFO] [stderr] Compiling thiserror-impl v1.0.21 [INFO] [stderr] Checking thiserror v1.0.21 [INFO] [stderr] Checking pin-project v0.4.27 [INFO] [stderr] Checking futures-util v0.3.6 [INFO] [stderr] Checking futures-executor v0.3.6 [INFO] [stderr] Checking smol v0.1.18 [INFO] [stderr] Checking futures v0.3.6 [INFO] [stderr] Checking pcap-async v0.3.0 [INFO] [stderr] Checking working_with_pcap v0.1.0 (/opt/rustwide/workdir/working_with_pcap) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 52.17s [INFO] running `Command { std: "docker" "inspect" "71601e74d5a19ff285c8724422b47111da736e3f5e04d6a458572b27ed9f96e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71601e74d5a19ff285c8724422b47111da736e3f5e04d6a458572b27ed9f96e8", kill_on_drop: false }` [INFO] [stdout] 71601e74d5a19ff285c8724422b47111da736e3f5e04d6a458572b27ed9f96e8