[INFO] cloning repository https://github.com/erickcestari/calculate-digits-of-PI [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erickcestari/calculate-digits-of-PI" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferickcestari%2Fcalculate-digits-of-PI", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferickcestari%2Fcalculate-digits-of-PI'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7cd550f8a18c4da408dde928ed0a9d15075e9e0b [INFO] checking erickcestari/calculate-digits-of-PI against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferickcestari%2Fcalculate-digits-of-PI" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/erickcestari/calculate-digits-of-PI 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/erickcestari/calculate-digits-of-PI [INFO] finished tweaking git repo https://github.com/erickcestari/calculate-digits-of-PI [INFO] tweaked toml for git repo https://github.com/erickcestari/calculate-digits-of-PI written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/erickcestari/calculate-digits-of-PI 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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a6018db311acb0d744892d245d832a0559fb2e3710cb0cb20b6d230a0165cf44 [INFO] running `Command { std: "docker" "start" "-a" "a6018db311acb0d744892d245d832a0559fb2e3710cb0cb20b6d230a0165cf44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a6018db311acb0d744892d245d832a0559fb2e3710cb0cb20b6d230a0165cf44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6018db311acb0d744892d245d832a0559fb2e3710cb0cb20b6d230a0165cf44", kill_on_drop: false }` [INFO] [stdout] a6018db311acb0d744892d245d832a0559fb2e3710cb0cb20b6d230a0165cf44 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3336726b4bd2297688f93eeaa3ef881f30ba97e05b1b8d822b3fb2164f236859 [INFO] running `Command { std: "docker" "start" "-a" "3336726b4bd2297688f93eeaa3ef881f30ba97e05b1b8d822b3fb2164f236859", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rayon v1.8.1 [INFO] [stderr] Checking articles-code v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `monte_carlo::monte_carlo` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use monte_carlo::monte_carlo; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `monte_carlo::euclid` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use monte_carlo::euclid; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `monte_carlo::monte_carlo` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use monte_carlo::monte_carlo; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `monte_carlo::euclid` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use monte_carlo::euclid; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `monte_carlo` is never used [INFO] [stdout] --> src/monte_carlo.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn monte_carlo(){ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `euclid` is never used [INFO] [stdout] --> src/monte_carlo.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn euclid() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `gcd` is never used [INFO] [stdout] --> src/monte_carlo.rs:56:4 [INFO] [stdout] | [INFO] [stdout] 56 | fn gcd(mut a: u64, mut b: u64) -> u64 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `estimate_pi` is never used [INFO] [stdout] --> src/monte_carlo.rs:65:4 [INFO] [stdout] | [INFO] [stdout] 65 | fn estimate_pi(co_prime: u64, total: u64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `monte_carlo` is never used [INFO] [stdout] --> src/monte_carlo.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn monte_carlo(){ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `euclid` is never used [INFO] [stdout] --> src/monte_carlo.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn euclid() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `gcd` is never used [INFO] [stdout] --> src/monte_carlo.rs:56:4 [INFO] [stdout] | [INFO] [stdout] 56 | fn gcd(mut a: u64, mut b: u64) -> u64 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `estimate_pi` is never used [INFO] [stdout] --> src/monte_carlo.rs:65:4 [INFO] [stdout] | [INFO] [stdout] 65 | fn estimate_pi(co_prime: u64, total: u64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.50s [INFO] running `Command { std: "docker" "inspect" "3336726b4bd2297688f93eeaa3ef881f30ba97e05b1b8d822b3fb2164f236859", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3336726b4bd2297688f93eeaa3ef881f30ba97e05b1b8d822b3fb2164f236859", kill_on_drop: false }` [INFO] [stdout] 3336726b4bd2297688f93eeaa3ef881f30ba97e05b1b8d822b3fb2164f236859 [INFO] checking erickcestari/calculate-digits-of-PI against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferickcestari%2Fcalculate-digits-of-PI" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/erickcestari/calculate-digits-of-PI 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/erickcestari/calculate-digits-of-PI [INFO] finished tweaking git repo https://github.com/erickcestari/calculate-digits-of-PI [INFO] tweaked toml for git repo https://github.com/erickcestari/calculate-digits-of-PI written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/erickcestari/calculate-digits-of-PI 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 06457781bafedd6395ff2fa583ab04ad92f2cdbd19671c455f41c7121d8186b8 [INFO] running `Command { std: "docker" "start" "-a" "06457781bafedd6395ff2fa583ab04ad92f2cdbd19671c455f41c7121d8186b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "06457781bafedd6395ff2fa583ab04ad92f2cdbd19671c455f41c7121d8186b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06457781bafedd6395ff2fa583ab04ad92f2cdbd19671c455f41c7121d8186b8", kill_on_drop: false }` [INFO] [stdout] 06457781bafedd6395ff2fa583ab04ad92f2cdbd19671c455f41c7121d8186b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c2a61b49273e68412ccadf1dc155c4f3a2ce7e4fa5b0efd0d85e7ab0ed511907 [INFO] running `Command { std: "docker" "start" "-a" "c2a61b49273e68412ccadf1dc155c4f3a2ce7e4fa5b0efd0d85e7ab0ed511907", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking rayon v1.8.1 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking articles-code v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `monte_carlo::monte_carlo` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use monte_carlo::monte_carlo; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `monte_carlo::euclid` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use monte_carlo::euclid; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `monte_carlo::monte_carlo` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use monte_carlo::monte_carlo; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `monte_carlo::euclid` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use monte_carlo::euclid; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `monte_carlo` is never used [INFO] [stdout] --> src/monte_carlo.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn monte_carlo(){ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `euclid` is never used [INFO] [stdout] --> src/monte_carlo.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn euclid() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `gcd` is never used [INFO] [stdout] --> src/monte_carlo.rs:56:4 [INFO] [stdout] | [INFO] [stdout] 56 | fn gcd(mut a: u64, mut b: u64) -> u64 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `estimate_pi` is never used [INFO] [stdout] --> src/monte_carlo.rs:65:4 [INFO] [stdout] | [INFO] [stdout] 65 | fn estimate_pi(co_prime: u64, total: u64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `monte_carlo` is never used [INFO] [stdout] --> src/monte_carlo.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn monte_carlo(){ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `euclid` is never used [INFO] [stdout] --> src/monte_carlo.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn euclid() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `gcd` is never used [INFO] [stdout] --> src/monte_carlo.rs:56:4 [INFO] [stdout] | [INFO] [stdout] 56 | fn gcd(mut a: u64, mut b: u64) -> u64 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `estimate_pi` is never used [INFO] [stdout] --> src/monte_carlo.rs:65:4 [INFO] [stdout] | [INFO] [stdout] 65 | fn estimate_pi(co_prime: u64, total: u64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.50s [INFO] running `Command { std: "docker" "inspect" "c2a61b49273e68412ccadf1dc155c4f3a2ce7e4fa5b0efd0d85e7ab0ed511907", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2a61b49273e68412ccadf1dc155c4f3a2ce7e4fa5b0efd0d85e7ab0ed511907", kill_on_drop: false }` [INFO] [stdout] c2a61b49273e68412ccadf1dc155c4f3a2ce7e4fa5b0efd0d85e7ab0ed511907