[INFO] cloning repository https://github.com/chrollo966/projecteuler_by_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chrollo966/projecteuler_by_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrollo966%2Fprojecteuler_by_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrollo966%2Fprojecteuler_by_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fdfe9c269d6cba604cc9bd722263d91905a433f8
[INFO] testing chrollo966/projecteuler_by_rust against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrollo966%2Fprojecteuler_by_rust" "/workspace/builds/worker-108/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chrollo966/projecteuler_by_rust on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chrollo966/projecteuler_by_rust
[INFO] finished tweaking git repo https://github.com/chrollo966/projecteuler_by_rust
[INFO] tweaked toml for git repo https://github.com/chrollo966/projecteuler_by_rust written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate git repo https://github.com/chrollo966/projecteuler_by_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc9fee3e47191448a0fcfee0c7f462f7adfe630e02e28bbdac00080a3973964f
[INFO] running `Command { std: "docker" "start" "-a" "fc9fee3e47191448a0fcfee0c7f462f7adfe630e02e28bbdac00080a3973964f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc9fee3e47191448a0fcfee0c7f462f7adfe630e02e28bbdac00080a3973964f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc9fee3e47191448a0fcfee0c7f462f7adfe630e02e28bbdac00080a3973964f", kill_on_drop: false }`
[INFO] [stdout] fc9fee3e47191448a0fcfee0c7f462f7adfe630e02e28bbdac00080a3973964f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 449f41992b6fac8dd5188a139c9dcab15853013233e237f9ca4a3bcb9a775aca
[INFO] running `Command { std: "docker" "start" "-a" "449f41992b6fac8dd5188a139c9dcab15853013233e237f9ca4a3bcb9a775aca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling projecteuler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `fact`
[INFO] [stdout]  --> src/p34.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn fact (num: u128) -> u128 {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.59s
[INFO] running `Command { std: "docker" "inspect" "449f41992b6fac8dd5188a139c9dcab15853013233e237f9ca4a3bcb9a775aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "449f41992b6fac8dd5188a139c9dcab15853013233e237f9ca4a3bcb9a775aca", kill_on_drop: false }`
[INFO] [stdout] 449f41992b6fac8dd5188a139c9dcab15853013233e237f9ca4a3bcb9a775aca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52b92cbdc1599b42816a251cdaec0d7548c83de0e17cc118b8b8c77aac98d5fd
[INFO] running `Command { std: "docker" "start" "-a" "52b92cbdc1599b42816a251cdaec0d7548c83de0e17cc118b8b8c77aac98d5fd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling projecteuler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `fact`
[INFO] [stdout]  --> src/p34.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn fact (num: u128) -> u128 {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.38s
[INFO] running `Command { std: "docker" "inspect" "52b92cbdc1599b42816a251cdaec0d7548c83de0e17cc118b8b8c77aac98d5fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b92cbdc1599b42816a251cdaec0d7548c83de0e17cc118b8b8c77aac98d5fd", kill_on_drop: false }`
[INFO] [stdout] 52b92cbdc1599b42816a251cdaec0d7548c83de0e17cc118b8b8c77aac98d5fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6db76edc625e247af794dbd93a201468cc8a0f598fc93e0dcbc877de6254a06c
[INFO] running `Command { std: "docker" "start" "-a" "6db76edc625e247af794dbd93a201468cc8a0f598fc93e0dcbc877de6254a06c", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `fact`
[INFO] [stderr]  --> src/p34.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn fact (num: u128) -> u128 {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `projecteuler` (bin "projecteuler" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/projecteuler-78771db2218641f3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6db76edc625e247af794dbd93a201468cc8a0f598fc93e0dcbc877de6254a06c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6db76edc625e247af794dbd93a201468cc8a0f598fc93e0dcbc877de6254a06c", kill_on_drop: false }`
[INFO] [stdout] 6db76edc625e247af794dbd93a201468cc8a0f598fc93e0dcbc877de6254a06c