[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 beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnparthas%2Fproject_euler" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nparthas/project_euler on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-7/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" "+beta-2022-02-22" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] caa56a96c65be232335c8893a789f3434c363f208248bfdfce1bb32e205ece84
[INFO] running `Command { std: "docker" "start" "-a" "caa56a96c65be232335c8893a789f3434c363f208248bfdfce1bb32e205ece84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caa56a96c65be232335c8893a789f3434c363f208248bfdfce1bb32e205ece84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caa56a96c65be232335c8893a789f3434c363f208248bfdfce1bb32e205ece84", kill_on_drop: false }`
[INFO] [stdout] caa56a96c65be232335c8893a789f3434c363f208248bfdfce1bb32e205ece84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72f6f1d924fa806dce3370512b54ecbc24c8668215cb0ee7622751f0c76a8561
[INFO] running `Command { std: "docker" "start" "-a" "72f6f1d924fa806dce3370512b54ecbc24c8668215cb0ee7622751f0c76a8561", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling libc v0.2.29
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling num-bigint v0.1.40
[INFO] [stderr]    Compiling num-complex 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]    |                                        ^        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 22 -     let yr: i16 = if mth > 10 as f64 { (year - 1) } else { year };
[INFO] [stdout] 22 +     let yr: i16 = if mth > 10 as f64 { year - 1 } else { year };
[INFO] [stdout]    | 
[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]   |                             ^^^^^^^^^^^
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 8 - fn run_and_print(function: &Fn() -> i64) -> () {
[INFO] [stdout] 8 + fn run_and_print(function: &dyn Fn() -> i64) -> () {
[INFO] [stdout]   | 
[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 6.91s
[INFO] running `Command { std: "docker" "inspect" "72f6f1d924fa806dce3370512b54ecbc24c8668215cb0ee7622751f0c76a8561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72f6f1d924fa806dce3370512b54ecbc24c8668215cb0ee7622751f0c76a8561", kill_on_drop: false }`
[INFO] [stdout] 72f6f1d924fa806dce3370512b54ecbc24c8668215cb0ee7622751f0c76a8561
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8eca74faeed4daadbc28dbb11d56f83c62b0fac18f590a2ea206a3ae1acdd4fd
[INFO] running `Command { std: "docker" "start" "-a" "8eca74faeed4daadbc28dbb11d56f83c62b0fac18f590a2ea206a3ae1acdd4fd", 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]    |                                        ^        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 22 -     let yr: i16 = if mth > 10 as f64 { (year - 1) } else { year };
[INFO] [stdout] 22 +     let yr: i16 = if mth > 10 as f64 { year - 1 } else { year };
[INFO] [stdout]    | 
[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]   |                             ^^^^^^^^^^^
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 8 - fn run_and_print(function: &Fn() -> i64) -> () {
[INFO] [stdout] 8 + fn run_and_print(function: &dyn Fn() -> i64) -> () {
[INFO] [stdout]   | 
[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 test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "8eca74faeed4daadbc28dbb11d56f83c62b0fac18f590a2ea206a3ae1acdd4fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eca74faeed4daadbc28dbb11d56f83c62b0fac18f590a2ea206a3ae1acdd4fd", kill_on_drop: false }`
[INFO] [stdout] 8eca74faeed4daadbc28dbb11d56f83c62b0fac18f590a2ea206a3ae1acdd4fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6df9202777d11053aec8cf342082ef99e923a05eab269047db91fcb5dfdfe23c
[INFO] running `Command { std: "docker" "start" "-a" "6df9202777d11053aec8cf342082ef99e923a05eab269047db91fcb5dfdfe23c", kill_on_drop: false }`
[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]    |                                        ^        ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 22 -     let yr: i16 = if mth > 10 as f64 { (year - 1) } else { year };
[INFO] [stderr] 22 +     let yr: i16 = if mth > 10 as f64 { year - 1 } else { year };
[INFO] [stderr]    | 
[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]   |                             ^^^^^^^^^^^
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 8 - fn run_and_print(function: &Fn() -> i64) -> () {
[INFO] [stderr] 8 + fn run_and_print(function: &dyn Fn() -> i64) -> () {
[INFO] [stderr]   | 
[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: `euler` (bin "euler" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/euler-cdcb057e3d0e0976)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test q1_50::q27::tests::prime_tests ... ok
[INFO] [stdout] test q1_50::q27::tests::count_consecutive_should_match_examples ... 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" "6df9202777d11053aec8cf342082ef99e923a05eab269047db91fcb5dfdfe23c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6df9202777d11053aec8cf342082ef99e923a05eab269047db91fcb5dfdfe23c", kill_on_drop: false }`
[INFO] [stdout] 6df9202777d11053aec8cf342082ef99e923a05eab269047db91fcb5dfdfe23c