[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#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchakflying%2FCS3700-Project4" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chakflying/CS3700-Project4 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-2/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde v1.0.102 [INFO] [stderr] Downloaded pretty_env_logger v0.3.1 [INFO] [stderr] Downloaded serde_derive v1.0.102 [INFO] [stderr] Downloaded num-traits v0.2.9 [INFO] [stderr] Downloaded syn v1.0.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2529e8a70dbb9faf54c076975043389d19f58af1f889439163e2cd7dbd41a423 [INFO] running `Command { std: "docker" "start" "-a" "2529e8a70dbb9faf54c076975043389d19f58af1f889439163e2cd7dbd41a423", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2529e8a70dbb9faf54c076975043389d19f58af1f889439163e2cd7dbd41a423", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2529e8a70dbb9faf54c076975043389d19f58af1f889439163e2cd7dbd41a423", kill_on_drop: false }` [INFO] [stdout] 2529e8a70dbb9faf54c076975043389d19f58af1f889439163e2cd7dbd41a423 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 935eeea175d06e817d85452cbd5191ae00387d0eab3cb90b42681ec2ce9578ec [INFO] running `Command { std: "docker" "start" "-a" "935eeea175d06e817d85452cbd5191ae00387d0eab3cb90b42681ec2ce9578ec", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking mac v0.1.1 [INFO] [stderr] Checking precomputed-hash v0.1.1 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking utf-8 v0.7.5 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling num-traits v0.2.9 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking phf_shared v0.7.24 [INFO] [stderr] Checking futf v0.1.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Checking tendril v0.4.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Compiling serde_json v1.0.41 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking pretty_env_logger v0.3.1 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling html5ever v0.23.0 [INFO] [stderr] Compiling markup5ever v0.8.1 [INFO] [stderr] Checking PROJECT4 v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/bin/webcrawler.rs from 2018 edition to 2021 [INFO] [stderr] Fixed src/bin/webcrawler.rs (11 fixes) [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] = note: `#[warn(unused_imports)]` on by default [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] = note: `#[warn(unused_imports)]` on by default [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: `#[warn(unused_variables)]` on by default [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 `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: `#[warn(unused_variables)]` on by default [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 39.83s [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Checking PROJECT4 v0.1.0 (/tmp/fixit) [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] = note: `#[warn(unused_imports)]` on by default [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] = note: `#[warn(unused_imports)]` on by default [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: `#[warn(unused_variables)]` on by default [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: 3 warnings emitted [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: `#[warn(unused_variables)]` on by default [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.49s [INFO] running `Command { std: "docker" "inspect" "935eeea175d06e817d85452cbd5191ae00387d0eab3cb90b42681ec2ce9578ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "935eeea175d06e817d85452cbd5191ae00387d0eab3cb90b42681ec2ce9578ec", kill_on_drop: false }` [INFO] [stdout] 935eeea175d06e817d85452cbd5191ae00387d0eab3cb90b42681ec2ce9578ec