[INFO] cloning repository https://github.com/nparthas/project_euler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nparthas/project_euler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnparthas%2Fproject_euler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnparthas%2Fproject_euler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ebce9a505f05f745f29a8e2d979ad45d02b27033 [INFO] testing nparthas/project_euler against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnparthas%2Fproject_euler" "/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/nparthas/project_euler on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nparthas/project_euler [INFO] finished tweaking git repo https://github.com/nparthas/project_euler [INFO] tweaked toml for git repo https://github.com/nparthas/project_euler written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/nparthas/project_euler already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eb75ace2336a8d502dd27bc95f106f4c26d9025c2411731304396eb2208b2f57 [INFO] running `Command { std: "docker" "start" "-a" "eb75ace2336a8d502dd27bc95f106f4c26d9025c2411731304396eb2208b2f57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eb75ace2336a8d502dd27bc95f106f4c26d9025c2411731304396eb2208b2f57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb75ace2336a8d502dd27bc95f106f4c26d9025c2411731304396eb2208b2f57", kill_on_drop: false }` [INFO] [stdout] eb75ace2336a8d502dd27bc95f106f4c26d9025c2411731304396eb2208b2f57 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 088afa1571fe9f4e24266627970c5d6b023b00857d075b326155102f659f5bf4 [INFO] running `Command { std: "docker" "start" "-a" "088afa1571fe9f4e24266627970c5d6b023b00857d075b326155102f659f5bf4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.29 [INFO] [stderr] Compiling num-complex v0.1.40 [INFO] [stderr] Compiling rand v0.3.16 [INFO] [stderr] Compiling num-bigint v0.1.40 [INFO] [stderr] Compiling num-rational v0.1.39 [INFO] [stderr] Compiling num v0.1.40 [INFO] [stderr] Compiling euler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/q1_50/q19.rs:22:40 [INFO] [stdout] | [INFO] [stdout] 22 | let yr: i16 = if mth > 10 as f64 { (year - 1) } else { year }; [INFO] [stdout] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:8:29 [INFO] [stdout] | [INFO] [stdout] 8 | fn run_and_print(function: &Fn() -> i64) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> i64` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/q1_50/q22.rs:15:70 [INFO] [stdout] | [INFO] [stdout] 15 | Err(why) => panic!("Could not open {}: {}", display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.71s [INFO] running `Command { std: "docker" "inspect" "088afa1571fe9f4e24266627970c5d6b023b00857d075b326155102f659f5bf4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "088afa1571fe9f4e24266627970c5d6b023b00857d075b326155102f659f5bf4", kill_on_drop: false }` [INFO] [stdout] 088afa1571fe9f4e24266627970c5d6b023b00857d075b326155102f659f5bf4 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 052be5d1a714462d19207000be33d2c30a3408f59986609bcf4c7a10a74ee385 [INFO] running `Command { std: "docker" "start" "-a" "052be5d1a714462d19207000be33d2c30a3408f59986609bcf4c7a10a74ee385", kill_on_drop: false }` [INFO] [stderr] Compiling euler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/q1_50/q19.rs:22:40 [INFO] [stdout] | [INFO] [stdout] 22 | let yr: i16 = if mth > 10 as f64 { (year - 1) } else { year }; [INFO] [stdout] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:8:29 [INFO] [stdout] | [INFO] [stdout] 8 | fn run_and_print(function: &Fn() -> i64) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> i64` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/q1_50/q22.rs:15:70 [INFO] [stdout] | [INFO] [stdout] 15 | Err(why) => panic!("Could not open {}: {}", display, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.91s [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "052be5d1a714462d19207000be33d2c30a3408f59986609bcf4c7a10a74ee385", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "052be5d1a714462d19207000be33d2c30a3408f59986609bcf4c7a10a74ee385", kill_on_drop: false }` [INFO] [stdout] 052be5d1a714462d19207000be33d2c30a3408f59986609bcf4c7a10a74ee385 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6f07f8bcf13d367afdd882e8be1aef874d504711e0029901e64179a3ee53d52a [INFO] running `Command { std: "docker" "start" "-a" "6f07f8bcf13d367afdd882e8be1aef874d504711e0029901e64179a3ee53d52a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/q1_50/q19.rs:22:40 [INFO] [stderr] | [INFO] [stderr] 22 | let yr: i16 = if mth > 10 as f64 { (year - 1) } else { year }; [INFO] [stderr] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:8:29 [INFO] [stderr] | [INFO] [stderr] 8 | fn run_and_print(function: &Fn() -> i64) -> () { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> i64` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/q1_50/q22.rs:15:70 [INFO] [stderr] | [INFO] [stderr] 15 | Err(why) => panic!("Could not open {}: {}", display, why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.75s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/euler-dba8133cb0b0371c) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test q1_50::q27::tests::count_consecutive_should_match_examples ... ok [INFO] [stdout] test q1_50::q27::tests::prime_tests ... ok [INFO] [stdout] test q1_50::q27::tests::shoud_not_be_prime ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6f07f8bcf13d367afdd882e8be1aef874d504711e0029901e64179a3ee53d52a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f07f8bcf13d367afdd882e8be1aef874d504711e0029901e64179a3ee53d52a", kill_on_drop: false }` [INFO] [stdout] 6f07f8bcf13d367afdd882e8be1aef874d504711e0029901e64179a3ee53d52a