[INFO] cloning repository https://github.com/chakflying/CS3700-Project4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chakflying/CS3700-Project4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchakflying%2FCS3700-Project4", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchakflying%2FCS3700-Project4'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cfde5195047ae70e77b3beb6bff5d9b760e3f0c1 [INFO] checking chakflying/CS3700-Project4 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchakflying%2FCS3700-Project4" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chakflying/CS3700-Project4 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chakflying/CS3700-Project4 [INFO] finished tweaking git repo https://github.com/chakflying/CS3700-Project4 [INFO] tweaked toml for git repo https://github.com/chakflying/CS3700-Project4 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/chakflying/CS3700-Project4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--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 pretty_env_logger v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 83f1c98194e08626806e5e1c942e54d775677ed72107a337097c457f3f7577dd [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" "83f1c98194e08626806e5e1c942e54d775677ed72107a337097c457f3f7577dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83f1c98194e08626806e5e1c942e54d775677ed72107a337097c457f3f7577dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83f1c98194e08626806e5e1c942e54d775677ed72107a337097c457f3f7577dd", kill_on_drop: false }` [INFO] [stdout] 83f1c98194e08626806e5e1c942e54d775677ed72107a337097c457f3f7577dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ad3dcb98daf2ff9740da2b0a751b3084f8b6eef228dcc36dc18131f7d65046ad [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" "ad3dcb98daf2ff9740da2b0a751b3084f8b6eef228dcc36dc18131f7d65046ad", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Checking new_debug_unreachable v1.0.3 [INFO] [stderr] Checking mac v0.1.1 [INFO] [stderr] Checking precomputed-hash v0.1.1 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking string_cache_shared v0.3.0 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Compiling num-traits v0.2.9 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking futf v0.1.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking tendril v0.4.1 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking pretty_env_logger v0.3.1 [INFO] [stderr] Compiling serde_json v1.0.41 [INFO] [stderr] Compiling markup5ever v0.8.1 [INFO] [stderr] Compiling html5ever v0.23.0 [INFO] [stderr] Checking PROJECT4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Duration`, `Instant` [INFO] [stdout] --> src/bin/webcrawler.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::repeat` [INFO] [stdout] --> src/bin/webcrawler.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::iter::repeat; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/bin/webcrawler.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | #[macro_use] extern crate html5ever; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `SerializeOpts`, `serialize` [INFO] [stdout] --> src/bin/webcrawler.rs:18:28 [INFO] [stdout] | [INFO] [stdout] 18 | use html5ever::serialize::{SerializeOpts, serialize}; [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::panic::resume_unwind` [INFO] [stdout] --> src/bin/webcrawler.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | use std::panic::resume_unwind; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Duration`, `Instant` [INFO] [stdout] --> src/bin/webcrawler.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::repeat` [INFO] [stdout] --> src/bin/webcrawler.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::iter::repeat; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/bin/webcrawler.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | #[macro_use] extern crate html5ever; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `SerializeOpts`, `serialize` [INFO] [stdout] --> src/bin/webcrawler.rs:18:28 [INFO] [stdout] | [INFO] [stdout] 18 | use html5ever::serialize::{SerializeOpts, serialize}; [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::panic::resume_unwind` [INFO] [stdout] --> src/bin/webcrawler.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | use std::panic::resume_unwind; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/bin/webcrawler.rs:215:13 [INFO] [stdout] | [INFO] [stdout] 215 | ref name, [INFO] [stdout] | ^^^^^^^^ help: try ignoring the field: `name: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `got` [INFO] [stdout] --> src/bin/webcrawler.rs:394:16 [INFO] [stdout] | [INFO] [stdout] 394 | for (flag, got) in flags.iter() { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_got` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `body` [INFO] [stdout] --> src/bin/webcrawler.rs:80:17 [INFO] [stdout] | [INFO] [stdout] 80 | let mut body = String::new(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_body` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `content_bytes` [INFO] [stdout] --> src/bin/webcrawler.rs:83:17 [INFO] [stdout] | [INFO] [stdout] 83 | let mut content_bytes = 0; [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content_bytes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `input_s2` is assigned to, but never used [INFO] [stdout] --> src/bin/webcrawler.rs:133:17 [INFO] [stdout] | [INFO] [stdout] 133 | let input_s2; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_input_s2` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `input_s2` is never read [INFO] [stdout] --> src/bin/webcrawler.rs:137:17 [INFO] [stdout] | [INFO] [stdout] 137 | input_s2 = String::from_utf8_unchecked(buf); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/webcrawler.rs:80:13 [INFO] [stdout] | [INFO] [stdout] 80 | let mut body = String::new(); [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/bin/webcrawler.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | let mut content_bytes = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/bin/webcrawler.rs:215:13 [INFO] [stdout] | [INFO] [stdout] 215 | ref name, [INFO] [stdout] | ^^^^^^^^ help: try ignoring the field: `name: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `got` [INFO] [stdout] --> src/bin/webcrawler.rs:394:16 [INFO] [stdout] | [INFO] [stdout] 394 | for (flag, got) in flags.iter() { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_got` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `body` [INFO] [stdout] --> src/bin/webcrawler.rs:80:17 [INFO] [stdout] | [INFO] [stdout] 80 | let mut body = String::new(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_body` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `content_bytes` [INFO] [stdout] --> src/bin/webcrawler.rs:83:17 [INFO] [stdout] | [INFO] [stdout] 83 | let mut content_bytes = 0; [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content_bytes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `input_s2` is assigned to, but never used [INFO] [stdout] --> src/bin/webcrawler.rs:133:17 [INFO] [stdout] | [INFO] [stdout] 133 | let input_s2; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_input_s2` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `input_s2` is never read [INFO] [stdout] --> src/bin/webcrawler.rs:137:17 [INFO] [stdout] | [INFO] [stdout] 137 | input_s2 = String::from_utf8_unchecked(buf); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/webcrawler.rs:80:13 [INFO] [stdout] | [INFO] [stdout] 80 | let mut body = String::new(); [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/bin/webcrawler.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | let mut content_bytes = 0; [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/bin/webcrawler.rs:353:13 [INFO] [stdout] | [INFO] [stdout] 353 | let mut response = Response::decode(buf, &mut stream); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/webcrawler.rs:353:13 [INFO] [stdout] | [INFO] [stdout] 353 | let mut response = Response::decode(buf, &mut stream); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 38.44s [INFO] running `Command { std: "docker" "inspect" "ad3dcb98daf2ff9740da2b0a751b3084f8b6eef228dcc36dc18131f7d65046ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad3dcb98daf2ff9740da2b0a751b3084f8b6eef228dcc36dc18131f7d65046ad", kill_on_drop: false }` [INFO] [stdout] ad3dcb98daf2ff9740da2b0a751b3084f8b6eef228dcc36dc18131f7d65046ad