[INFO] cloning repository https://github.com/nrc/survey-processing [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nrc/survey-processing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnrc%2Fsurvey-processing", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnrc%2Fsurvey-processing'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c0e1da71aa56415bceb835a5ba0f6fcf5bb1cc78 [INFO] checking nrc/survey-processing against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnrc%2Fsurvey-processing" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nrc/survey-processing on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nrc/survey-processing [INFO] finished tweaking git repo https://github.com/nrc/survey-processing [INFO] tweaked toml for git repo https://github.com/nrc/survey-processing written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/nrc/survey-processing already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 26e3ae92b238df42b5e5cccc6d309e540480b1411a0f29fca599156f95e00aac [INFO] running `Command { std: "docker" "start" "-a" "26e3ae92b238df42b5e5cccc6d309e540480b1411a0f29fca599156f95e00aac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "26e3ae92b238df42b5e5cccc6d309e540480b1411a0f29fca599156f95e00aac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26e3ae92b238df42b5e5cccc6d309e540480b1411a0f29fca599156f95e00aac", kill_on_drop: false }` [INFO] [stdout] 26e3ae92b238df42b5e5cccc6d309e540480b1411a0f29fca599156f95e00aac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0db524737a7d6ff3a25c0b3d2af2108a6a9880856c967cf9cacffd1285c7179b [INFO] running `Command { std: "docker" "start" "-a" "0db524737a7d6ff3a25c0b3d2af2108a6a9880856c967cf9cacffd1285c7179b", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking survey-proc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `bound` [INFO] [stdout] --> src/main.rs:177:13 [INFO] [stdout] | [INFO] [stdout] 177 | let mut bound = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_bound` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:177:9 [INFO] [stdout] | [INFO] [stdout] 177 | let mut bound = 0; [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: `bound` [INFO] [stdout] --> src/main.rs:177:13 [INFO] [stdout] | [INFO] [stdout] 177 | let mut bound = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_bound` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:177:9 [INFO] [stdout] | [INFO] [stdout] 177 | let mut bound = 0; [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: function `counts_multi` is never used [INFO] [stdout] --> src/main.rs:149:4 [INFO] [stdout] | [INFO] [stdout] 149 | fn counts_multi( [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `bound_of_count` is never used [INFO] [stdout] --> src/main.rs:176:4 [INFO] [stdout] | [INFO] [stdout] 176 | fn bound_of_count(count: usize, count_bounds: &[usize]) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `levels` is never used [INFO] [stdout] --> src/main.rs:207:4 [INFO] [stdout] | [INFO] [stdout] 207 | fn levels(range: Range, answers: &[Vec]) -> HashMap { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `histogram` is never used [INFO] [stdout] --> src/main.rs:223:4 [INFO] [stdout] | [INFO] [stdout] 223 | fn histogram(index: usize, answers: &[Vec]) -> HashMap { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `histogram_grouped` is never used [INFO] [stdout] --> src/main.rs:233:4 [INFO] [stdout] | [INFO] [stdout] 233 | fn histogram_grouped(index: usize, groups: &[&[&str]], answers: &[Vec]) -> HashMap { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `histogram2` is never used [INFO] [stdout] --> src/main.rs:244:4 [INFO] [stdout] | [INFO] [stdout] 244 | fn histogram2(i1: usize, i2: usize, answers: &[Vec]) -> HashMap<(String, String), u64> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `match_question` is never used [INFO] [stdout] --> src/main.rs:254:4 [INFO] [stdout] | [INFO] [stdout] 254 | fn match_question(s: &str, questions: &[String]) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_table2` is never used [INFO] [stdout] --> src/main.rs:290:4 [INFO] [stdout] | [INFO] [stdout] 290 | fn print_table2(map: HashMap<(impl fmt::Display, impl fmt::Display), impl fmt::Display>) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `counts_multi` is never used [INFO] [stdout] --> src/main.rs:149:4 [INFO] [stdout] | [INFO] [stdout] 149 | fn counts_multi( [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `levels` is never used [INFO] [stdout] --> src/main.rs:207:4 [INFO] [stdout] | [INFO] [stdout] 207 | fn levels(range: Range, answers: &[Vec]) -> HashMap { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `histogram` is never used [INFO] [stdout] --> src/main.rs:223:4 [INFO] [stdout] | [INFO] [stdout] 223 | fn histogram(index: usize, answers: &[Vec]) -> HashMap { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `histogram_grouped` is never used [INFO] [stdout] --> src/main.rs:233:4 [INFO] [stdout] | [INFO] [stdout] 233 | fn histogram_grouped(index: usize, groups: &[&[&str]], answers: &[Vec]) -> HashMap { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `histogram2` is never used [INFO] [stdout] --> src/main.rs:244:4 [INFO] [stdout] | [INFO] [stdout] 244 | fn histogram2(i1: usize, i2: usize, answers: &[Vec]) -> HashMap<(String, String), u64> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `match_question` is never used [INFO] [stdout] --> src/main.rs:254:4 [INFO] [stdout] | [INFO] [stdout] 254 | fn match_question(s: &str, questions: &[String]) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_table2` is never used [INFO] [stdout] --> src/main.rs:290:4 [INFO] [stdout] | [INFO] [stdout] 290 | fn print_table2(map: HashMap<(impl fmt::Display, impl fmt::Display), impl fmt::Display>) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.14s [INFO] running `Command { std: "docker" "inspect" "0db524737a7d6ff3a25c0b3d2af2108a6a9880856c967cf9cacffd1285c7179b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0db524737a7d6ff3a25c0b3d2af2108a6a9880856c967cf9cacffd1285c7179b", kill_on_drop: false }` [INFO] [stdout] 0db524737a7d6ff3a25c0b3d2af2108a6a9880856c967cf9cacffd1285c7179b