[INFO] cloning repository https://github.com/nui/mahidol-datascience-annn-project1 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nui/mahidol-datascience-annn-project1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnui%2Fmahidol-datascience-annn-project1", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnui%2Fmahidol-datascience-annn-project1'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bc90f386c98627edf8a928704174cae296703ef6 [INFO] checking nui/mahidol-datascience-annn-project1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnui%2Fmahidol-datascience-annn-project1" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nui/mahidol-datascience-annn-project1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nui/mahidol-datascience-annn-project1 [INFO] finished tweaking git repo https://github.com/nui/mahidol-datascience-annn-project1 [INFO] tweaked toml for git repo https://github.com/nui/mahidol-datascience-annn-project1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/nui/mahidol-datascience-annn-project1 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2c660fda1657cb17bfd0eccdcc3e45c3974b10c8cea168e940e7e0e193df3a34 [INFO] running `Command { std: "docker" "start" "-a" "2c660fda1657cb17bfd0eccdcc3e45c3974b10c8cea168e940e7e0e193df3a34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2c660fda1657cb17bfd0eccdcc3e45c3974b10c8cea168e940e7e0e193df3a34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c660fda1657cb17bfd0eccdcc3e45c3974b10c8cea168e940e7e0e193df3a34", kill_on_drop: false }` [INFO] [stdout] 2c660fda1657cb17bfd0eccdcc3e45c3974b10c8cea168e940e7e0e193df3a34 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] da65a2afc910d3c747aeeedcb2f308d120093a8818f428989efcc04e6d093808 [INFO] running `Command { std: "docker" "start" "-a" "da65a2afc910d3c747aeeedcb2f308d120093a8818f428989efcc04e6d093808", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Compiling anyhow v1.0.55 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking clean_data_science v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/filters.rs:42:71 [INFO] [stdout] | [INFO] [stdout] 42 | 'fix_name: for (sources, new_name) in mappings.clone().into_iter() { [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[(&[&str], &str)]` does not implement `Clone`, so calling `clone` on `&[(&[&str], &str)]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/filters.rs:42:71 [INFO] [stdout] | [INFO] [stdout] 42 | 'fix_name: for (sources, new_name) in mappings.clone().into_iter() { [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[(&[&str], &str)]` does not implement `Clone`, so calling `clone` on `&[(&[&str], &str)]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.99s [INFO] running `Command { std: "docker" "inspect" "da65a2afc910d3c747aeeedcb2f308d120093a8818f428989efcc04e6d093808", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da65a2afc910d3c747aeeedcb2f308d120093a8818f428989efcc04e6d093808", kill_on_drop: false }` [INFO] [stdout] da65a2afc910d3c747aeeedcb2f308d120093a8818f428989efcc04e6d093808 [INFO] checking nui/mahidol-datascience-annn-project1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnui%2Fmahidol-datascience-annn-project1" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nui/mahidol-datascience-annn-project1 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nui/mahidol-datascience-annn-project1 [INFO] finished tweaking git repo https://github.com/nui/mahidol-datascience-annn-project1 [INFO] tweaked toml for git repo https://github.com/nui/mahidol-datascience-annn-project1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/nui/mahidol-datascience-annn-project1 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 73370b21f7d9577bf0b8991197fab66706fa6f2e4100c52713e54f25b70f8e9a [INFO] running `Command { std: "docker" "start" "-a" "73370b21f7d9577bf0b8991197fab66706fa6f2e4100c52713e54f25b70f8e9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "73370b21f7d9577bf0b8991197fab66706fa6f2e4100c52713e54f25b70f8e9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73370b21f7d9577bf0b8991197fab66706fa6f2e4100c52713e54f25b70f8e9a", kill_on_drop: false }` [INFO] [stdout] 73370b21f7d9577bf0b8991197fab66706fa6f2e4100c52713e54f25b70f8e9a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 995a822c4b82d9e566ebc964e9411f1c520319c92b0cbcbcb394b0e63a1bd140 [INFO] running `Command { std: "docker" "start" "-a" "995a822c4b82d9e566ebc964e9411f1c520319c92b0cbcbcb394b0e63a1bd140", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Compiling anyhow v1.0.55 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking clean_data_science v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/filters.rs:42:71 [INFO] [stdout] | [INFO] [stdout] 42 | 'fix_name: for (sources, new_name) in mappings.clone().into_iter() { [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[(&[&str], &str)]` does not implement `Clone`, so calling `clone` on `&[(&[&str], &str)]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/filters.rs:42:71 [INFO] [stdout] | [INFO] [stdout] 42 | 'fix_name: for (sources, new_name) in mappings.clone().into_iter() { [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[(&[&str], &str)]` does not implement `Clone`, so calling `clone` on `&[(&[&str], &str)]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.85s [INFO] running `Command { std: "docker" "inspect" "995a822c4b82d9e566ebc964e9411f1c520319c92b0cbcbcb394b0e63a1bd140", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "995a822c4b82d9e566ebc964e9411f1c520319c92b0cbcbcb394b0e63a1bd140", kill_on_drop: false }` [INFO] [stdout] 995a822c4b82d9e566ebc964e9411f1c520319c92b0cbcbcb394b0e63a1bd140