[INFO] cloning repository https://github.com/10maurycy10/rust-cowsay
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/10maurycy10/rust-cowsay" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F10maurycy10%2Frust-cowsay", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F10maurycy10%2Frust-cowsay'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c915ebced954af47bf8253413559bbfc653e11c6
[INFO] testing 10maurycy10/rust-cowsay against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F10maurycy10%2Frust-cowsay" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/10maurycy10/rust-cowsay on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/10maurycy10/rust-cowsay
[INFO] finished tweaking git repo https://github.com/10maurycy10/rust-cowsay
[INFO] tweaked toml for git repo https://github.com/10maurycy10/rust-cowsay written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/10maurycy10/rust-cowsay already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a163524dd46997ba18e97600d9de760b2821412a6f38d9011db31b900aec2f13
[INFO] running `Command { std: "docker" "start" "-a" "a163524dd46997ba18e97600d9de760b2821412a6f38d9011db31b900aec2f13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a163524dd46997ba18e97600d9de760b2821412a6f38d9011db31b900aec2f13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a163524dd46997ba18e97600d9de760b2821412a6f38d9011db31b900aec2f13", kill_on_drop: false }`
[INFO] [stdout] a163524dd46997ba18e97600d9de760b2821412a6f38d9011db31b900aec2f13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09bf7a4fa55cee35aaa4f02482b5f5b5ec50d1c0ae45c7043d0bae53ba46d30a
[INFO] running `Command { std: "docker" "start" "-a" "09bf7a4fa55cee35aaa4f02482b5f5b5ec50d1c0ae45c7043d0bae53ba46d30a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling termion v1.5.6
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rust_cowsay v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     for i in 0..(tw-2) {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 4.57s
[INFO] running `Command { std: "docker" "inspect" "09bf7a4fa55cee35aaa4f02482b5f5b5ec50d1c0ae45c7043d0bae53ba46d30a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09bf7a4fa55cee35aaa4f02482b5f5b5ec50d1c0ae45c7043d0bae53ba46d30a", kill_on_drop: false }`
[INFO] [stdout] 09bf7a4fa55cee35aaa4f02482b5f5b5ec50d1c0ae45c7043d0bae53ba46d30a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d180c4e3711781d3897b7318de9401eef6698da1601bf62a0e3bbec538f459a
[INFO] running `Command { std: "docker" "start" "-a" "4d180c4e3711781d3897b7318de9401eef6698da1601bf62a0e3bbec538f459a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_cowsay v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     for i in 0..(tw-2) {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 0.45s
[INFO] running `Command { std: "docker" "inspect" "4d180c4e3711781d3897b7318de9401eef6698da1601bf62a0e3bbec538f459a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d180c4e3711781d3897b7318de9401eef6698da1601bf62a0e3bbec538f459a", kill_on_drop: false }`
[INFO] [stdout] 4d180c4e3711781d3897b7318de9401eef6698da1601bf62a0e3bbec538f459a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81216bffb42250e47d8698097c7922454c569f7d364a562432c381c825ac3536
[INFO] running `Command { std: "docker" "start" "-a" "81216bffb42250e47d8698097c7922454c569f7d364a562432c381c825ac3536", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:61:9
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 61 |     for i in 0..(tw-2) {
[INFO] [stdout] 
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_cowsay` (bin "rust_cowsay" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_cowsay-ad7557692040399a)
[INFO] running `Command { std: "docker" "inspect" "81216bffb42250e47d8698097c7922454c569f7d364a562432c381c825ac3536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81216bffb42250e47d8698097c7922454c569f7d364a562432c381c825ac3536", kill_on_drop: false }`
[INFO] [stdout] 81216bffb42250e47d8698097c7922454c569f7d364a562432c381c825ac3536