[INFO] fetching crate diff_match_patch 0.1.1... [INFO] checking diff_match_patch-0.1.1 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] extracting crate diff_match_patch 0.1.1 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate diff_match_patch 0.1.1 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate diff_match_patch 0.1.1 [INFO] finished tweaking crates.io crate diff_match_patch 0.1.1 [INFO] tweaked toml for crates.io crate diff_match_patch 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate crates.io crate diff_match_patch 0.1.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 76f020e114be68e3bbffeb3130f4665ce708be27c97042f18fa6afe0a3573b3e [INFO] running `Command { std: "docker" "start" "-a" "76f020e114be68e3bbffeb3130f4665ce708be27c97042f18fa6afe0a3573b3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "76f020e114be68e3bbffeb3130f4665ce708be27c97042f18fa6afe0a3573b3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76f020e114be68e3bbffeb3130f4665ce708be27c97042f18fa6afe0a3573b3e", kill_on_drop: false }` [INFO] [stdout] 76f020e114be68e3bbffeb3130f4665ce708be27c97042f18fa6afe0a3573b3e [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9344461421acdc6c53e188ada9fb35ab8e253871b78453f54353788eb513c197 [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" "9344461421acdc6c53e188ada9fb35ab8e253871b78453f54353788eb513c197", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking diff_match_patch v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/dmp.rs:932:13 [INFO] [stdout] | [INFO] [stdout] 932 | let mut text1_trunc; [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/dmp.rs:933:13 [INFO] [stdout] | [INFO] [stdout] 933 | let mut text2_trunc; [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/dmp.rs:932:13 [INFO] [stdout] | [INFO] [stdout] 932 | let mut text1_trunc; [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/dmp.rs:933:13 [INFO] [stdout] | [INFO] [stdout] 933 | let mut text2_trunc; [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/dmp.rs:932:13 [INFO] [stdout] | [INFO] [stdout] 932 | let mut text1_trunc; [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/dmp.rs:933:13 [INFO] [stdout] | [INFO] [stdout] 933 | let mut text2_trunc; [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/dmp.rs:932:13 [INFO] [stdout] | [INFO] [stdout] 932 | let mut text1_trunc; [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/dmp.rs:933:13 [INFO] [stdout] | [INFO] [stdout] 933 | let mut text2_trunc; [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `diff_words_tochars` [INFO] [stdout] --> src/dmp.rs:702:12 [INFO] [stdout] | [INFO] [stdout] 702 | pub fn diff_words_tochars(&mut self, text1: &String, text2: &String) -> (String, String, Vec) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `diff_words_tochars_munge` [INFO] [stdout] --> src/dmp.rs:725:12 [INFO] [stdout] | [INFO] [stdout] 725 | pub fn diff_words_tochars_munge(&mut self, text: &String, wordarray: &mut Vec, wordhash: &mut HashMap) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `make_token_dict` [INFO] [stdout] --> src/dmp.rs:757:8 [INFO] [stdout] | [INFO] [stdout] 757 | fn make_token_dict(&mut self, word: &str , wordarray: &mut Vec, wordhash: &mut HashMap) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `diff_words_tochars` [INFO] [stdout] --> src/dmp.rs:702:12 [INFO] [stdout] | [INFO] [stdout] 702 | pub fn diff_words_tochars(&mut self, text1: &String, text2: &String) -> (String, String, Vec) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `diff_words_tochars_munge` [INFO] [stdout] --> src/dmp.rs:725:12 [INFO] [stdout] | [INFO] [stdout] 725 | pub fn diff_words_tochars_munge(&mut self, text: &String, wordarray: &mut Vec, wordhash: &mut HashMap) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `make_token_dict` [INFO] [stdout] --> src/dmp.rs:757:8 [INFO] [stdout] | [INFO] [stdout] 757 | fn make_token_dict(&mut self, word: &str , wordarray: &mut Vec, wordhash: &mut HashMap) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.43s [INFO] running `Command { std: "docker" "inspect" "9344461421acdc6c53e188ada9fb35ab8e253871b78453f54353788eb513c197", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9344461421acdc6c53e188ada9fb35ab8e253871b78453f54353788eb513c197", kill_on_drop: false }` [INFO] [stdout] 9344461421acdc6c53e188ada9fb35ab8e253871b78453f54353788eb513c197