[INFO] cloning repository https://github.com/Padrition/Rust_file_manipulation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Padrition/Rust_file_manipulation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPadrition%2FRust_file_manipulation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPadrition%2FRust_file_manipulation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7cf221cb8fecab44995a271e4d6b975042ce5991
[INFO] testing Padrition/Rust_file_manipulation against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPadrition%2FRust_file_manipulation" "/workspace/builds/worker-25/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Padrition/Rust_file_manipulation on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Padrition/Rust_file_manipulation
[INFO] finished tweaking git repo https://github.com/Padrition/Rust_file_manipulation
[INFO] tweaked toml for git repo https://github.com/Padrition/Rust_file_manipulation written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate git repo https://github.com/Padrition/Rust_file_manipulation already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d88c62ab916af6305f1a80e90fb5df078d56523f2620b44fa243aa553eed9a6
[INFO] running `Command { std: "docker" "start" "-a" "0d88c62ab916af6305f1a80e90fb5df078d56523f2620b44fa243aa553eed9a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d88c62ab916af6305f1a80e90fb5df078d56523f2620b44fa243aa553eed9a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d88c62ab916af6305f1a80e90fb5df078d56523f2620b44fa243aa553eed9a6", kill_on_drop: false }`
[INFO] [stdout] 0d88c62ab916af6305f1a80e90fb5df078d56523f2620b44fa243aa553eed9a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cedb8eb30e75fc88ad622cce11a7d940d80965d69b31c69560cdd6c47c779de3
[INFO] running `Command { std: "docker" "start" "-a" "cedb8eb30e75fc88ad622cce11a7d940d80965d69b31c69560cdd6c47c779de3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling file v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `one_in`
[INFO] [stdout]  --> src/main.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn one_in(n: u32) -> bool{
[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 2.31s
[INFO] running `Command { std: "docker" "inspect" "cedb8eb30e75fc88ad622cce11a7d940d80965d69b31c69560cdd6c47c779de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cedb8eb30e75fc88ad622cce11a7d940d80965d69b31c69560cdd6c47c779de3", kill_on_drop: false }`
[INFO] [stdout] cedb8eb30e75fc88ad622cce11a7d940d80965d69b31c69560cdd6c47c779de3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b79973f5d043a7e10222bc9b3ade4bee5e048e6312f2f88f42130f7eb3a4894b
[INFO] running `Command { std: "docker" "start" "-a" "b79973f5d043a7e10222bc9b3ade4bee5e048e6312f2f88f42130f7eb3a4894b", kill_on_drop: false }`
[INFO] [stderr]    Compiling file v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `one_in`
[INFO] [stdout]  --> src/main.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn one_in(n: u32) -> bool{
[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 0.30s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/file-64e3fe5e318b6580)
[INFO] running `Command { std: "docker" "inspect" "b79973f5d043a7e10222bc9b3ade4bee5e048e6312f2f88f42130f7eb3a4894b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b79973f5d043a7e10222bc9b3ade4bee5e048e6312f2f88f42130f7eb3a4894b", kill_on_drop: false }`
[INFO] [stdout] b79973f5d043a7e10222bc9b3ade4bee5e048e6312f2f88f42130f7eb3a4894b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b461ae9030fd4a5e44736e8b2d70aa0b652f40d68460fa8c86bf0c66622cd9b5
[INFO] running `Command { std: "docker" "start" "-a" "b461ae9030fd4a5e44736e8b2d70aa0b652f40d68460fa8c86bf0c66622cd9b5", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `one_in`
[INFO] [stderr]  --> src/main.rs:8:4
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn one_in(n: u32) -> bool{
[INFO] [stderr]   |    ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `file` (bin "file" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/file-64e3fe5e318b6580)
[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" "b461ae9030fd4a5e44736e8b2d70aa0b652f40d68460fa8c86bf0c66622cd9b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b461ae9030fd4a5e44736e8b2d70aa0b652f40d68460fa8c86bf0c66622cd9b5", kill_on_drop: false }`
[INFO] [stdout] b461ae9030fd4a5e44736e8b2d70aa0b652f40d68460fa8c86bf0c66622cd9b5