[INFO] cloning repository https://github.com/Tatsuonline/Rust-Practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tatsuonline/Rust-Practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTatsuonline%2FRust-Practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTatsuonline%2FRust-Practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b717f5972b85f037e54287eb4f8bf5cffa951880
[INFO] testing Tatsuonline/Rust-Practice against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTatsuonline%2FRust-Practice" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tatsuonline/Rust-Practice 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/Tatsuonline/Rust-Practice
[INFO] finished tweaking git repo https://github.com/Tatsuonline/Rust-Practice
[INFO] tweaked toml for git repo https://github.com/Tatsuonline/Rust-Practice written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Tatsuonline/Rust-Practice 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] fc51716101c21deb94ff65581e4d11d4cb13581cd2aa4e7460ffb5ceb3b48623
[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" "fc51716101c21deb94ff65581e4d11d4cb13581cd2aa4e7460ffb5ceb3b48623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc51716101c21deb94ff65581e4d11d4cb13581cd2aa4e7460ffb5ceb3b48623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc51716101c21deb94ff65581e4d11d4cb13581cd2aa4e7460ffb5ceb3b48623", kill_on_drop: false }`
[INFO] [stdout] fc51716101c21deb94ff65581e4d11d4cb13581cd2aa4e7460ffb5ceb3b48623
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 8a67a1ea087cdcf2bd2adf0c8fdf2a2eec466570f3ad41071343dc6c0a94c4ca
[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" "8a67a1ea087cdcf2bd2adf0c8fdf2a2eec466570f3ad41071343dc6c0a94c4ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling Rust-Practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `postfix` is never read
[INFO] [stdout]    --> src/main.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let mut postfix = "th";
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Rust_Practice` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_practice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "8a67a1ea087cdcf2bd2adf0c8fdf2a2eec466570f3ad41071343dc6c0a94c4ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a67a1ea087cdcf2bd2adf0c8fdf2a2eec466570f3ad41071343dc6c0a94c4ca", kill_on_drop: false }`
[INFO] [stdout] 8a67a1ea087cdcf2bd2adf0c8fdf2a2eec466570f3ad41071343dc6c0a94c4ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 18060de074be6b6a39ab9dc11b77c47279b0edba84712c8ded36bf74dd48d6d4
[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" "18060de074be6b6a39ab9dc11b77c47279b0edba84712c8ded36bf74dd48d6d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling Rust-Practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `postfix` is never read
[INFO] [stdout]    --> src/main.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let mut postfix = "th";
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Rust_Practice` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_practice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "18060de074be6b6a39ab9dc11b77c47279b0edba84712c8ded36bf74dd48d6d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18060de074be6b6a39ab9dc11b77c47279b0edba84712c8ded36bf74dd48d6d4", kill_on_drop: false }`
[INFO] [stdout] 18060de074be6b6a39ab9dc11b77c47279b0edba84712c8ded36bf74dd48d6d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 03bb6ed4617b1cd0a31bcefa6c708d6236bdad9761a5cc7f8131a6ec3b56d0ae
[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" "03bb6ed4617b1cd0a31bcefa6c708d6236bdad9761a5cc7f8131a6ec3b56d0ae", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `postfix` is never read
[INFO] [stderr]    --> src/main.rs:113:13
[INFO] [stderr]     |
[INFO] [stderr] 113 |     let mut postfix = "th";
[INFO] [stderr]     |             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Rust_Practice` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_practice`
[INFO] [stderr] 
[INFO] [stderr] warning: `Rust-Practice` (bin "Rust-Practice" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/Rust_Practice-6fa6464f38abc7bc)
[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" "03bb6ed4617b1cd0a31bcefa6c708d6236bdad9761a5cc7f8131a6ec3b56d0ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03bb6ed4617b1cd0a31bcefa6c708d6236bdad9761a5cc7f8131a6ec3b56d0ae", kill_on_drop: false }`
[INFO] [stdout] 03bb6ed4617b1cd0a31bcefa6c708d6236bdad9761a5cc7f8131a6ec3b56d0ae