[INFO] cloning repository https://github.com/cheshyre/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/cheshyre/project-euler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheshyre%2Fproject-euler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheshyre%2Fproject-euler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b74c3b59f7c6e7c6d71f76a787c652a0c5a079b
[INFO] testing cheshyre/project-euler against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheshyre%2Fproject-euler" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cheshyre/project-euler on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cheshyre/project-euler
[INFO] finished tweaking git repo https://github.com/cheshyre/project-euler
[INFO] tweaked toml for git repo https://github.com/cheshyre/project-euler written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/cheshyre/project-euler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf7f7fd36ac2b14e6fc718f785ccd9eb4329c496a2300abc1c8491beccd5e868
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bf7f7fd36ac2b14e6fc718f785ccd9eb4329c496a2300abc1c8491beccd5e868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf7f7fd36ac2b14e6fc718f785ccd9eb4329c496a2300abc1c8491beccd5e868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf7f7fd36ac2b14e6fc718f785ccd9eb4329c496a2300abc1c8491beccd5e868", kill_on_drop: false }`
[INFO] [stdout] bf7f7fd36ac2b14e6fc718f785ccd9eb4329c496a2300abc1c8491beccd5e868
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cb71418f53ceb62fb4b49e453186b2cd34cb979bdd5be2f072ae095baad185c5
[INFO] running `Command { std: "docker" "start" "-a" "cb71418f53ceb62fb4b49e453186b2cd34cb979bdd5be2f072ae095baad185c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling project_euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `break_again`
[INFO] [stdout]  --> src/bin/p00004.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut break_again = false;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_break_again`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/p00004.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut break_again = false;
[INFO] [stdout]   |         ----^^^^^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `Command { std: "docker" "inspect" "cb71418f53ceb62fb4b49e453186b2cd34cb979bdd5be2f072ae095baad185c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb71418f53ceb62fb4b49e453186b2cd34cb979bdd5be2f072ae095baad185c5", kill_on_drop: false }`
[INFO] [stdout] cb71418f53ceb62fb4b49e453186b2cd34cb979bdd5be2f072ae095baad185c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a32f6e677b27c7882e8cb1c8fafafe78839436f6866c3c7c35697009314bb9b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9a32f6e677b27c7882e8cb1c8fafafe78839436f6866c3c7c35697009314bb9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling project_euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `break_again`
[INFO] [stdout]  --> src/bin/p00004.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut break_again = false;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_break_again`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/p00004.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut break_again = false;
[INFO] [stdout]   |         ----^^^^^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.90s
[INFO] running `Command { std: "docker" "inspect" "9a32f6e677b27c7882e8cb1c8fafafe78839436f6866c3c7c35697009314bb9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a32f6e677b27c7882e8cb1c8fafafe78839436f6866c3c7c35697009314bb9b", kill_on_drop: false }`
[INFO] [stdout] 9a32f6e677b27c7882e8cb1c8fafafe78839436f6866c3c7c35697009314bb9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3ba24e596c956fbb9a9d2b99eb607d8bb016c1820987ae8329d0f97b3e280c83
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3ba24e596c956fbb9a9d2b99eb607d8bb016c1820987ae8329d0f97b3e280c83", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `break_again`
[INFO] [stderr]  --> src/bin/p00004.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut break_again = false;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_break_again`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/bin/p00004.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut break_again = false;
[INFO] [stderr]   |         ----^^^^^^^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/p00001-e0c573514cd16275
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/p00002-dd25539550a9562f
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/p00003-285cba33ef7464f6
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/p00004-dac404ca10e814ac
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/p00005-a648ae37b30bbf07
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/project_euler-516d18d1f710047b
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3ba24e596c956fbb9a9d2b99eb607d8bb016c1820987ae8329d0f97b3e280c83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ba24e596c956fbb9a9d2b99eb607d8bb016c1820987ae8329d0f97b3e280c83", kill_on_drop: false }`
[INFO] [stdout] 3ba24e596c956fbb9a9d2b99eb607d8bb016c1820987ae8329d0f97b3e280c83
