[INFO] cloning repository https://github.com/MalteJanz/rust-google-hashcode-template [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MalteJanz/rust-google-hashcode-template" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalteJanz%2Frust-google-hashcode-template", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalteJanz%2Frust-google-hashcode-template'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a1483457c0d803936124ed3cb8905c89af2d7a4e [INFO] checking MalteJanz/rust-google-hashcode-template against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalteJanz%2Frust-google-hashcode-template" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MalteJanz/rust-google-hashcode-template on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MalteJanz/rust-google-hashcode-template [INFO] finished tweaking git repo https://github.com/MalteJanz/rust-google-hashcode-template [INFO] tweaked toml for git repo https://github.com/MalteJanz/rust-google-hashcode-template written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/MalteJanz/rust-google-hashcode-template already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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] d91437c9edd6453838c140b0babeb44cdc12b92353efb61c5b1878ceb2c75534 [INFO] running `Command { std: "docker" "start" "-a" "d91437c9edd6453838c140b0babeb44cdc12b92353efb61c5b1878ceb2c75534", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d91437c9edd6453838c140b0babeb44cdc12b92353efb61c5b1878ceb2c75534", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d91437c9edd6453838c140b0babeb44cdc12b92353efb61c5b1878ceb2c75534", kill_on_drop: false }` [INFO] [stdout] d91437c9edd6453838c140b0babeb44cdc12b92353efb61c5b1878ceb2c75534 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 083f871f4beaa8cb779ee7e82f6828cb5f88b41caaa242238371b69743484f92 [INFO] running `Command { std: "docker" "start" "-a" "083f871f4beaa8cb779ee7e82f6828cb5f88b41caaa242238371b69743484f92", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking hashcode-helpers v0.1.0 (/opt/rustwide/workdir/lib/hashcode-helpers) [INFO] [stderr] Compiling crossbeam-utils v0.8.2 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.2 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking rust-google-hashcode-template v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::io::Write` [INFO] [stdout] --> src/writer.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Write` [INFO] [stdout] --> src/writer.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data_output` [INFO] [stdout] --> src/main.rs:28:21 [INFO] [stdout] | [INFO] [stdout] 28 | let data_output = process_data(&data_context); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_output` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data_context` [INFO] [stdout] --> src/main.rs:38:21 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn process_data(data_context: &DataContext) /* -> OutputData */ [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_context` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `first_line` [INFO] [stdout] --> src/reader.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let first_line = line_iter.next().unwrap(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_line` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/writer.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | let mut writer = data_context.file_context.create_writer(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/writer.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let mut writer = data_context.file_context.create_writer(); [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: unused variable: `data_output` [INFO] [stdout] --> src/main.rs:28:21 [INFO] [stdout] | [INFO] [stdout] 28 | let data_output = process_data(&data_context); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_output` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data_context` [INFO] [stdout] --> src/main.rs:38:21 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn process_data(data_context: &DataContext) /* -> OutputData */ [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_context` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `first_line` [INFO] [stdout] --> src/reader.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let first_line = line_iter.next().unwrap(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_line` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/writer.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | let mut writer = data_context.file_context.create_writer(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/writer.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let mut writer = data_context.file_context.create_writer(); [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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.51s [INFO] running `Command { std: "docker" "inspect" "083f871f4beaa8cb779ee7e82f6828cb5f88b41caaa242238371b69743484f92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "083f871f4beaa8cb779ee7e82f6828cb5f88b41caaa242238371b69743484f92", kill_on_drop: false }` [INFO] [stdout] 083f871f4beaa8cb779ee7e82f6828cb5f88b41caaa242238371b69743484f92